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We are developing novel technologies that make use of the electric discharge (gaseous plasma) that is created in the air gap between two metal electrodes, one of which is covered with an insulator (a dielectric). This unusual type of electric discharge is known as a Dielectric Barrier Discharge (DBD...
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This invention relates to the transmission of electromagnetic energy in the form of currents through space and matter at controlled frequency, amplitude, and characteristic impedance to facilitate the transmission of power and information over medium-range distances for generalized use of powering r...
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The invention provides use of multilayered protective coating comprising of at least an inner silane layer and an outer parylene layer, for protecting metallic surfaces of implant materials from corrosion processes and release of heavy metal ions from implant into patient.
The subject of the tech...
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The subject of the invention is a hybrid photocatalyst which is a layered aluminosilicate, possibly organically modified, containing compounds introduced into the aluminosilicate galleries bearing groups such as porphyrin, rose bengal, anthracene, pyrene, perylene, tetracene, rubrene, naphthalene, p...
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A process for the preparation of carbon layers on powdered supports comprising dissolving a hydrophilic polymer (PH) at the level of 85 do 99.9% by weight in water, adding pyromellitic acid (PMA) or pyromellitic dianhydride (PMDA) at the level of 0.1-15% by weight, then introducing to the mixture th...
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The subjects of the offer are new materials obtained by the modification of nanocrystalline titanium oxide(IV) and the photocatalytic coatings of TiO2 deposited on polymer surfaces widely used for the manufacture of disposable medical equipment. Materials can be applied for an efficient photocatalyt...
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The invention relates to a composition, particularly in the form of liquid to be used externally as a rinsing contact lenses, containing nanocrystalline photocatalyst active in visible light, and optionally hydrogen peroxide.
Titanium dioxide based materials are commonly known as photocatalysts ...
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An example method of fabricating a metamaterial comprises providing a first metamaterial layer, the first metamaterial layer including a first plurality of conducting patterns, such as electrically coupled resonators. A second metamaterial layer is then formed, including a second plurality of conduc...
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Examples of the present invention include a metamaterial comprising a plurality of resonators disposed on a substrate, the substrate comprising a dielectric support layer and a relatively thin semiconductor layer, having a Schottky junction between at least one conducting resonator and the semicondu...
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The present invention comprises new materials, material structures, and processes of fabrication of such that may be used in technologies involving the conversion of light to electricity and/or heat to electricity, and in optoelectronics technologies. The present invention provide for the fabricatio...
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The present invention illustrates a bulk silicon etching technique that yields straight sidewalls, through wafer structures in very short times using standard silicon wet etching techniques. The method of the present invention employs selective porous silicon formation and dissolution to create high...
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A method of forming a smooth thin film on a substrate within a short deposition time, the method comprising introducing ionic substances (salts, acids, bases) to a polymeric solution to be sprayed. These ions attach to the polymer strands in solution, increasing their charge to mass ratio. This resu...
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A solder material is formed utilizing a transient liquid phase sintering process, where a precursor material is first formed. The precursor material comprises a plurality of metal particles including a first metal having a first melting point temperature and a second metal having a second melting po...
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The present invention relates to a method for bonding two surfaces to one another. The invention particularly pertains to the use of such method in which one of the surfaces is a polymeric plastic (and more preferably a polymeric thermoplastic (especially poly-(methyl methacrylate) ("PMMA") or cycli...
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The present invention provides a simple, non-destructive and versatile method that enables layer-by-layer (LbL) assembly to be performed on virtually any substrate. A novel catechol-functionalized polymer which adsorbs to virtually all surfaces and can serve as a platform for LbL assembly in a surfa...
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A ceramic composite thin film or layer includes individual graphene oxide and/or electrically conductive graphene sheets dispersed in a ceramic (e.g. silica) matrix. The thin film or layer can be electrically conductive film or layer depending the amount of graphene sheets present. The composite fil...
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A method comprises: (i) providing a tip and a substrate surface, (ii) disposing a patterning composition at the end of the tip, (iii) depositing at least some of the patterning composition from the tip to the substrate surface to form a deposit disposed on the substrate surface, wherein the patterni...
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Coated colloidal materials, methods for making coated colloidal materials, and methods of using coated colloidal materials are disclosed. The method yields coated colloidal materials where the optical characteristics of the core is not adversely affected. The coated colloidal materials can be self-a...
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A multilayer structure with zirconium-oxide tunnel barriers. In one embodiment, the multilayer structure includes a first niobium (Nb) layer, a second niobium (Nb) layer, and a plurality of zirconium-oxide tunnel barriers sandwiched between the first niobium (Nb) layer and the second niobium (Nb) la...
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Disclosed herein are metal-organic frameworks of metals and boron rich ligands, such as carboranes and icosahedral boranes. Methods of synthesizing and using these materials in gas uptake are disclosed....
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A magnetic materials construct and a method to produce the construct are disclosed. The construct exhibits large magnetic-field-induced deformation through the magnetic-field-induced motion of crystallographic interfaces. The construct is a porous, polycrystalline composite structure of nodes connec...
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A process for producing an optical glass fiber from crystal-glass phase material. In one embodiment, the process includes the step of providing a molten crystal-glass phase material in a container, wherein the temperature of the molten crystal-glass phase material is at or above the melting temperat...
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A method of reducing a film of graphite oxide. In one embodiment, the method includes the steps of providing a film of graphite oxide with a thickness d0; and delivering optical energy in a single pulse to the film of graphite oxide at a distance no more than 1.0 cm away from the film of graphite ox...
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A method of forming a target pattern using a redox activated surface is disclosed. The method includes patterning a redox agent on a template layer formed on a substrate, the template layer having a first oxidation state, wherein upon contact with the redox agent, the contacted portion of the templa...
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A method for forming a film of graphite oxide single layers. In one embodiment, the method includes the steps of preparing a solution of graphite oxide to allow a plurality of graphite oxide single layers to be formed and dispersed in the solution; and applying the solution of graphite oxide onto an...
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A laminate material may include a first flexible layer, and a self-healing composite layer in contact with the first flexible layer. The composite layer includes an elastomer matrix, a plurality of first capsules including a polymerizer, and a corresponding activator for the polymerizer. The laminat...
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A quaternary oxide foam, comprises an open-cell foam containing (a) a dopant metal, (b) a dopant nonmetal, (c) titanium, and (d) oxygen. The foam has the advantages of a high surface area and a low back pressure during dynamic flow applications. The inactivation of Escherichia coli (E. coli) was dem...
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A method for modeling material behavior includes using empirical three dimensional non-uniform stress and strain data to train a self-organizing computational model such as a neural network. A laboratory device for measuring non-uniform stress and strain data from material includes an enclosure with...
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A system that incorporates teachings of the present disclosure may include, for example, an apparatus having a tube with an ingress opening to receive a liquid, and an egress opening to release the liquid, a conductor positioned in a conduit of the tube, the conductor and the conduit having dimensio...
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Described herein are flexible superhydrophobic films. Also described are methods for imparting superhydrophobicity to a variety of objects, for example objects having any shape or surface contours. For specific applications, the flexible superhydrophobic films include an adhesive backing layer, usef...
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A method of making a doped metal oxide includes heating a first doped metal oxide by rapid thermal annealing, to form a second doped metal oxide. The crystal structure of the second doped metal oxide is different from the crystal structure of the first doped metal oxide. The method may provide a dop...
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Provided are emulsions and foam compositions that include patchy particles having at least two different surface chemistries, such as Janus particles. Also provided are methods of stabilizing emulsions and foam compositions by adding patchy particles to such emulsions or foam compositions during the...
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Compositions comprising a substrate having a layer thereover, the layer comprising a fluoropolymer and a nanofiller. Compositions comprising a substrate having a layer thereover, the layer comprising a fluoropolymer and a clay material. Methods for preparing a composite coating material solution, co...
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A reinforced composite material includes a solid polymer matrix, a reinforcing material in the solid polymer matrix, and a first plurality of capsules. The reinforcing material includes a surface. The capsules are on the surface of the reinforcing material, and include a liquid healing agent. The am...
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A mechanochromic material includes a polymer having a backbone containing a mechanophore....
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A composite material precursor composition includes a matrix precursor, a first plurality of capsules including a liquid polymerizer, an activator, and an accelerant. The liquid polymerizer polymerizes when in contact with the activator, and the accelerant is an accelerant for the polymerization of ...
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Provided are substantially flat membranes that include a block or graft co-polymer and a water transport protein, such as Aquaporin-Z, or a synthetic mimic of such proteins. Also provided are methods of removing contaminants from a liquid, by contacting the liquid with a substantially flat membrane ...
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Systems for applying a thermal barrier coating to a superalloy substrate including at least one target for supplying a materia) for making ihe thermal barrier coating; at least one laser operably directed toward the target for liberating atomic particles from the target: and a plasma torch for gener...
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The invention relates to a method for applying a photo-activated layered polymer coating to a substrate material in which one or more layers do not contain photoinitiator, or are not exposed to initiating light, but cure due to migration of cationic active centers. At least two separate monomer laye...
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A novel oxide material (MIN-I) comprising YO2; and X2O3, wherein Y is a tetravalent element and X is a trivalent element, wherein X/Y = O or Y/X = 30 to 100 is provided. Surprisingly, MIN-I can be reversibly deswollen. MIN-I can further be combined with a polymer to produce a nanocomposite, depolyme...
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An apparatus and method for detecting ionic materials includes a sensing electrode which contacts a liquid sample and detects a sensing voltage corresponding to a surface potential which is changed by a concentration of ionic materials in the liquid sample, a first switching transistor having a firs...
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The invention provides a catalyst-coated nickel template including a) an open-cell nickel foam having within it pores defined by an internal nickel surface, the foam also having an external nickel surface not within the pores; and b) a layer of catalyst including Co and B on at least a portion of th...
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Shear thickening fluid suspoemulsions are shown to exhibit unique material properties that have potential application in a broad range of fields of use. Suspoemulsions containing shear thickening fluids as immiscible blends exhibit a nontrivial shear thickening response for volume fractions as low a...
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Magnetic devices incorporating magnetic composite materials are disclosed. A tunable magnetic device includes magnetic composite material and a magnetic field source. The magnetic composite material includes an insulator and magnetic material embedded in the insulator. The magnetic material has a re...
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Nanoscale materials comprised of metal or metal oxide which are in the form of fibers or tubes or which have a porous structure can be prepared using composite fibers containing admixtures of polymers and metal precursors and/or metal oxide precursors....
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The present invention relates generally to sizing compositions for fibers used in composite materials. More specifically, this invention relates to siloxane fiber sizing solutions comprising rubbery-polymers and their use in preparing composite materials. Using the sizings of the present invention n...
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A physical vapor deposition effusion method comprising translating a strip material through a physical vapor deposition zone in a deposition chamber and providing first and second substantially closed vessels located serially along the processing path in the same deposition chamber, each vessel emit...
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Increasing the activity of a hydrous magnesium silicate with respect to sequestration of carbon dioxide by mineral carbonation includes rapid heating of the hydrous magnesium silicate. Rapid heating of the hydrous magnesium silicate includes heating a quantity of particles of hydrous magnesium silic...
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Preparing porous materials includes forming a mixture including a geopolymer resin and a liquid between which a nanoscale (1 - 1000 nm), microscale (1 - 1000 m), and/or milliscale (1 - 10 mm) phase separation occurs. The mixture is solidified (e.g., at an ambient temperature or a relatively low temp...
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A refractory, porous ceramic composite including crystalline mullite (3Al2O3+2SiO2 or 3Al6Si2O11) and a crystalline phase of LaPO4 is formed from a mullite-LaPO4 sol-gel by annealing the dried gel. During the annealing process, particle sintering and self-foaming occur in the glassy state, and pores...
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Methods, apparatuses, and systems for collecting samples using hybrid porous materials that include an organic material and an inorganic material. A method for sample collection includes contacting a hybrid porous material and a biological sample to the porous material. The hybrid porous material in...
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The method involves testing unidirectionally reinforced fiber composite material. Lamb-waves in the fiber composite material are excited and measured. Viscoelastic material characteristics of the fiber composite material are determined. A real part and/or an imaginary part of elasticity coefficients...
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Production of semifinished textile stacks (10) and preforms, consisting of two or more superimposed semifinished textile sheets (12, 14), involves (a) laying upper sheet(s) (14) on a bottom sheet (12) and (b) determining the position and/or condition of the fibers, fiber bundles and/or filaments in ...
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Methods for graphene-assisted fabrication of a surface on a substrate are disclosed herein. In an exemplary method, fabricating an etched surface on a substrate includes, depositing at least one layer of graphene on the surface on the substrate, patterning the deposited layer of graphene, and exposi...
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A bidentate free radical crosslinking initiator binds chemically to silica and silica rich surfaces and enables the free radical based polymerization of various materials such as styrene, divinylbenzene and methylmethacrylate onto silica and silica rich surfaces. When used in connection with aerogel...
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The present invention provides a high surface area porous carbon material and a process for making this material. In particular, the carbon material is derived from biomass and has large mesopore and micropore surfaces that promote improved adsorption of materials and gas storage capabilities....
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Methods and systems for sequestering carbon dioxide and generating hydrogen are disclosed. In some embodiments, the methods include the following: dissolving an iron based material that includes a carbonate-forming element into a solution including the carbonate-forming element and iron; increasing ...
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Systems and methods are disclosed herein for forming defects on graphitic materials. The methods for forming defects include applying a radiation reactive material on a graphitic material, irradiating the applied radiation reactive material to produce a reactive species, and permitting the reactive ...
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Binder (11) comprises a particulate body (12), which forms a solid phase while contacting with a liquid medium (13), where each body is encapsulated with at least a first agent and then formation of solid phase can takes place, and the quantity of the encapsulated body (14) is so loaded that the enc...
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A magnetorheological material comprises a magnetic particle and a ceramic material, wherein the magnetorheological material is in a dried form and further wherein a portion of the ceramic material is in the form of a nanocrystalline coating over the entire exterior surface of the magnetic particle a...
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In one aspect, a heterogeneous catalyst comprises calcium hydroxide and lanthanum hydroxide, wherein the catalyst has a specific surface area of more than about 10 m2/g. In another aspect, a heterogeneous catalyst comprises a calcium compound and a lanthanum compound, wherein the catalyst has a spec...
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A bainitic steel with simultaneous high yield strength and high fracture toughness includes at least 5 volume percent austenite as well as iron, carbon, and silicon. The silicon is present in an amount of at least 1.5 weight percent of total weight of the bainitic steel. A method of forming the stee...
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A highly oxidized form of graphene oxide and methods for production thereof are described in various embodiments of the present disclosure. In general, the methods include mixing a graphite source with a solution containing at least one oxidant and at least one protecting agent and then oxidizing th...
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Inorganic microporous metal oxide materials, such as aluminum-based microporous ceramic materials, useful for loop heat pipes, insulators, thermal management devices, catalyst supports, substrates, and filters, among others. An example method of manufacture includes heating a mixture of alumina (Al2...
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Nano-size particles of calcium dioxide and magnesium dioxide for remediation of contaminated water or soil and processes for preparing and using nano-size particles of calcium dioxide and magnesium dioxide....
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This invention provides methods of producing a crosslinked lipid coating on a metal sulfide-containing material using a chemical initiator. The crosslinked lipid coating attached to the surface of the material prevents dissolution or oxidation of the material. The methods may be useful to prevent ox...
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The present invention is related to ternary metal transition metal non-oxide nano-particle compositions, methods for preparing the nano-particles, and applications relating in particular to the use of said nano-particles in dispersions, electrodes and capacitors. The nano-particle compositions of th...
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A method of making dielectric ceramics containing mixed metal oxides is provided. The method comprises the steps of at least partially coating a metal oxide powder with a metal hydroxide or metal oxide, compacting the coated powder with one or more additional metal compounds or metal compound precur...
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A flame or heat flux protective coating composition, which includes a fiberglass dispersion in silicone. A flame or heat flux protective sheet, which includes fiberglass and silicone in a sheet form, wherein the fiberglass is dispersed in the silicone or the fiberglass is a woven cloth coated with t...
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A flame or heat flux protective coating composition, which includes a dispersion of fiberglass, hollow glass spheres, or a combination of both in silicone. A flame or heat flux protective sheet, which includes hollow glass spheres dispersed in silicone in a sheet form or fiberglass and silicone in a...
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A flame-retardant coating composition, which includes a cross-linked thermosetting polymer and a metal hydroxide. A precursor composition for use in preparing the flame retardant-coating is also presented, wherein the precursor composition includes a cross-linked thermosetting polymer varnish, a met...
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A method for preparing a high-temperature heat-resistant composite material by combining a mixture of submicron alumina powder and submicron silica powder, wherein the ratio of alumina to silica is from about 4:1 to about 5:1, submicron Group II metal oxide powder, and a Group I metal silicate solut...
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A method for the decomposition of one or more metal oxide precursor compounds, at least one of which is a metal carboxylate salt, to a metal oxide or mixed metal oxide by contacting the metal oxide precursor compound or compounds with an aqueous reaction mixture at a pH, pressure and temperature eff...
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Provided here is a method of producing a monolithic body from a porous matrix, comprising: (i) providing a porous matrix having interstitial spaces and comprising at least a first reactant; (ii) contacting the porous matrix with an infiltrating medium that carries at least a second reactant; (iii) a...
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An immiscible polymer blend that includes an amount of poly(trimethylene terephthalate) (PTT) and an amount of poly(methylmethacrylate) (PMMA). A method for preparing an immiscible polymer blend by (a) identifying a first polymeric component and a second polymeric component as immiscible when blende...
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The invention relates to a device for disinfecting water by means of anodic oxidation, wherein a reservoir (10) is provided for disinfected water, wherein a feed line (15) leads from the water to be disinfected into the reservoir (10), wherein a reactor (4) for the anodic reaction of the water is ar...
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Polymer substrates including adhesion layers for activating the surface of the substrate are provided, thereby allowing the substrate to react with organic, inorganic, metallic and/or organometallic materials. The surface of the polymer substrate is coated with a metal oxide layer that is subjected ...
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The present invention is a bridged graphite oxide material, comprising at least two graphite oxide sheets in which a plurality of graphite oxide sheets are bridged to at least one other graphite oxide sheet by at least one diamine bridging group. The bridged graphite oxide is formed by the covalent ...
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Methods for bonding adherent phosphorous-containing coating layers to oxide surfaces on substrates wherein the substrates with oxide surfaces are selected from: (a) oxidized iron, titanium, silicon, tin and vanadium; (b) indium tin oxide; and (c) substrates with oxide layers deposited thereon, where...
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A method for the production of an oxide layer, involving oxidizing a metal surface, wherein the metal surface is electrically connected to an electronic control unit (ECU); wherein the metal oxide layer produced has an amount of metal present in said metal oxide layer that is higher than that presen...
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A metallic article for high temperature applications such as a turbine engine component is protected by a thermal barrier coating system on the article's metallic substrate. The thermal barrier coating system includes a bond coat layer of aluminum containing alloy on the metal substrate, an alumina ...
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Nanocomposite materials comprising a metal oxide bonded to at least one graphene material. The nanocomposite materials exhibit a specific capacity of at least twice that of the metal oxide material without the graphene at a charge/discharge rate greater than about 10C....
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A nanocomposite material formed of graphene and a mesoporous metal oxide having a demonstrated specific capacity of more than 200 F/g with particular utility when employed in supercapacitor applications. A method for making these nanocomposite materials by first forming a mixture of graphene, a surf...
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A method for enhancing electrical conductivity of a film which includes at least one conductive polymer. The method includes providing the film comprising the at least one conductive polymer and at least one polymer acid, agitating the film in at least one reagent; and, placing the film on a heated ...
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The present invention provides a dense-coverage, adherent phosphorous-based coating on the native oxide surface of a material. Disclosed phosphorous-based coatings include phosphate and organo-phosphonate coatings. The present invention also provides further derivatization of the phosphorous-based c...
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Coatings comprising functionalized graphene sheets and at least one binder. In one embodiment, the coatings are electrically conductive....
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A modified graphite oxide material contains a thermally exfoliated graphite oxide with a surface area of from about 300 m2/g to 2600 m2/g, wherein the thermally exfoliated graphite oxide displays no signature of the original graphite and/or graphite oxide, as determined by X-ray diffraction....
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A method of depositing organic material is provided. A carrier gas carrying organic material is ejected from a nozzle at a flow velocity that is at least 10% of the thermal velocity of the carrier gas, such that the organic material is deposited onto a substrate. In some embodiments, the dynamic pre...
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A composition of a crystalline ferromagnetic material based upon nanoscale cobalt carbide particles and to a method of manufacturing the ferromagnetic material of the invention via a polyol reaction are disclosed. The crystalline ferromagnetic cobalt carbide nanoparticles of the invention are useful...
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A direct chemical synthesis scheme for the fabrication of isotropic and anisotropic rare earth (RE) -transition metal (TM)- based permanent magnets is disclosed. The method according to the invention permits the synthesis of, e.g., particles, films and coatings with controlled particle sizes, shapes...
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Angular extrusion (AE) methods for creating monolithic polymers with high entanglement density, but small crystallite size, are disclosed. The methods involve consolidating granular polymer in an extrusion channel having at least one strain-imposing feature....
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A method of joining at least two parts includes steps of dispersing a joining material comprising a multi-phase nanocrystalline magnetic metal-aluminum powder at an interface between the at least two parts to be joined and applying an alternating magnetic field (AMF). The AMF has a magnetic field st...
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Polymers and copolymers having units derived from substituted 3,4-propylenedioxythiophene are disclosed. Also provided are methods of making and using the same....
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In one embodiment, a membrane comprises: a nonporous, hydrophobic selective layer configured to be on a feed solution side of the membrane and polyethylene layer configured to be on a permeate side of the membrane, wherein the membrane is configured to selectively separate an organic component from ...
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Methods and compositions for reduction of contaminants using manganese-based octahedral molecular sieves....
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A dense and well adhered spinel coating such as CuMn1.8O4, when deposited on a stainless steel substrate by electrophoretic deposition, significantly reduces the oxidation rate of the steel compared to the uncoated steel at elevated temperature. The protective oxide spinel coating is useful for prep...
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The invention provides novel flame-retardant polymers and materials, their synthesis and use. More particularly, the flame-retardant polymers are deoxybenzoin-derived polymers....
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The invention relates to new amphiphilic linear block copolymers of polysaccharides and polymers. The amphiphilic linear block copolymers do not form a true solution in water and are able to form micelles in selective solvents. Also disclosed are particles, each of which has a shell and a core, and ...
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The invention generally relates to novel polymers (SMAMPs) and their syntheses and use. The polymers exhibit promising properties of AMPs, In particularly, for example, a ring-opening metathesis polymerization (ROMP) platform was developed that allows syntheses of SMAMPs that employ a minimum number...
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The invention relates to new methods of enzymatic synthesis of polymers such as polyorganosilicones and polyesters, and new polymers made by these methods....
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The invention is directed to methods of forming ceramic pattern structures of silicon carbide film. In one method, an electron-beam resist or a photo-resist is deposited onto a substrate. A portion of the resist is selectively removed from the substrate to form a resist pattern on the substrate. A f...
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The present invention generally relates to systems and methods for releasing a releasable species from an article using an external trigger, for example, using infrared or near-infrared radiation. Such systems and methods may be useful, for example, in biological applications (e.g., as an implant wi...
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Procedure for the obtainment of a microporous material having molecular sieve properties through the expansion of a starting titanosilicate with an amine, delamination and subsequent elimination of the amine through chemical extraction. Furthermore the invention relates to the microporous material o...
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The invention relates to a method for producing a material having an ordered mesoporous structure and enantioselective properties, using amino acids as chirality-inducing agents. The invention further relates to the mesoporous material that can be obtained by means of said method and to the uses the...
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The machine makes it possible to perform tests on test specimens of various materials in total or partial immersions in liquids of different compositions and concentrations not only simultaneously but also in differentiated, programmed tests under different conditions. The machine likewise allows ex...
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The method for producing metal-based materials for magnetic cooling or heat pumps comprises the following steps: a) reacting chemical elements and/or alloys in a stoichiometry which corresponds to the metal-based material in the solid and/or liquid phase, b) optionally converting the reaction produc...
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Ceramic filter having open porosity 80 to 93 % are obtained by use of phylosilicate raw materials with limited content of iron oxides, alumina and pores-forming agent. The filter contains titanium in form of rutile or anatase to impart a possibility of self-purification from organic admixtures. Ther...
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Mass for production of expanded clay materials (claydite) contains clay proper for this purpose and as the gas forming combustible additive - a by-product of bio-fuel (biodiesel) production, particularly glycerol mixture. This additive provides obtaining granular claydite with reduced bulk density (...
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The present invention relates to the direction of technology of materials, respectively, to the manufacturing process of glass-ceramic materials and composition of glass-ceramic materials produced from fly ash from electro filters, peat ash and from two different types of clay - lime-less clay and l...
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The invention is related to the field of material science and composite materials and can be utilized for elaboration and production of new perspective active elements. The production method of all superelastic pressure sensor element is proposed. The method includes the obtaining of the piezoresist...
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Invention is related to the high-temperature dense mullite-ZrO2 ceramic materials for using mainly in high-temperature (working temperature is greater or equal to 600 centigrade)technological equipment (as fire-resistant "backing" in high-temperature furnaces, in glass melting furnaces, spreaders, a...
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A material comprises finely layered heterostructures of at least two oxide materials, wherein the layered structure allows coupling of polar and non-polar vibrational modes or structural distortions at interfaces enhancing properties of the oxide materials, especially polarization, transition temper...
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L'invention concerne un copolymère amphiphile à blocs, sa préparation, et son utilisation sous forme de latex auto-stabilisé.Le copolymère répond à la formule R-O-[-CH2CH2-O-]n-C(=O)-CRR-[CH2CR]m-S-C(=S)-S-R dans laquelle R représente un groupe alkyle linéaire ou ramifié, un groupe alkényle ayant un...
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New polyelectrolyte copolymer, composite material, multilayer film and substrate carrying such polyelectrolyte copolymer, composite and multilayer film wherein the polyelectrolyte copolymer comprises a) a first type of identical or different units (A) each comprising one or more dihydroxyphenyl grou...
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A system and method are described for providing simultaneously conformal coating of a plurality of three dimensional objects using atomic layer deposition. The system comprises a dielectric tube adapted for maintaining the plurality of objects under vacuum and at least one inlet for providing a gase...
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A method is provided for fabricating a porous elastomer, the method comprising the steps of: providing a predetermined amount of a liquid elastomer and a predetermined amount of a liquid porogen, the liquid porogen having a lower viscosity than the elastomer; mixing the elastomer and the liquid poro...
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The present invention relates to silk proteins derived from spider mite, more specifically derived from Tetranychus urticae. More specifically, the invention relates to the use of these proteins to make fibers, or fiber composed material...
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The present invention provides a new composite material comprising a polymer matrix comprising dispersed molecular sieve porous particles of which at least part are hollow particles, meaning that the particles comprise a shell enclosing cavities, of which the volume is at least two times larger than...
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Improved methods for the preparation of cross-linked polyimide membranes are disclosed. The process comprises preparing a polyimide polymer cast solution, casting said polyimide polymer solution onto a suitable substrate and solidifying said film, whereby cross-linking occur before the membrane is f...
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A method is disclosed to produce a porogen-residue-free ultra low-k film with porosity higher than 50% and a high elastic modulus above 5 GPa. The method starts with depositing a SiCOH film using Plasma Enhanced Chemical Vapour Deposition (PE-CVD) or Chemical Vapour Deposition (CVD) onto a substrate...
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A method for forming a crystalline silicon layer on a substrate is provided, said method comprising the steps of: performing a metal induced crystallization process, said process comprising: depositing a metal, e.g. aluminium, on said substrate at a first temperature, said metal having an external s...
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The present invention provides a system for electrochemically processing non-flat samples (1) and/or samples that can change shape during the electrochemical processing. The system comprises a sample holder for providing an electrical contact to the sample (1) during electrochemical processing. The ...
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The present invention refers to a method for the preparation of a reinforced thermoset polymer composite, said thermoset polymer composite comprising coated fibres, the coating being used as a vehicle for the introduction of carbon nanotubes into the thermoset polymer, the preparation of said reinfo...
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The invention relates to a method for manufacturing a dispersion of graphene particles or flakes, including the following steps: (a) providing a carbon material; (b) dispersing said material in an aqueous or organic liquid so as to obtain a dispersion; (c) microwave heating said dispersion so as to ...
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The invention relates to a method for producing a dispersion of graphene particles or flakes in a liquid medium L, including the following steps: (a) providing a bar or block (5) of solid graphite material M; (b) rubbing said material M against the surface S (2) of a substrate so as to create a rubb...
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L'invention concerne un photocatalyseur comportant une mousse alvéolaire sélectionné parmi la mousse de carbone et la mousse d'un matériau carboné, tel qu'un polymère, et une phase photocatalytiquement active, déposée directement sur ladite mousse alvéolaire ou sur une phase intermédiaire déposée su...
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The invention relates to a material in the form of a cellular solid monolith consisting of an inorganic oxide polymer. Said monolith comprises macropores which have an average size dA of 4 [mu]m to 50 [mu]m, mesopores that have an average size dE of 20 to 30 AA, and micropores which have an average ...
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A method for producing an array of cavities (2) in a polymer film (1) comprises preparing a polymer/solvent solution and drop casting a thin film (6) of the solution on a substrate. The film solution (6) is subjected to three gas flows. An initial gas flow of a relatively low relative humidity is pa...
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Use of a metal complex having the formula: [M(L1)a(L2)b(L3)c]-Xd-Pepe wherein M is a metal selected from osmium, ruthenium, rhodium, rhenium or copper; L1, L2, L are bidentate or tridentate heterocyclic ligands containing O and/or N and may be the same or different; a, b, c are integers between 0 to...
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The present invention relates to screening of solid material. In particular the present invention relates to an apparatus and a method for screening of crystalline or amorphous material during secondary manufacturing. Accordingly the invention relates to a method for solid state screening by simulat...
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Improved magnesium diboride superconducting materials and methods of synthesis are disclosed. Embodiments of the superconducting material comprise at least two starting materials capable of forming MgB2 and at least one dopant compound comprising silicon, carbon, hydrogen and oxygen. The starting ma...
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A method of synthesizing a superconducting material, comprising mixing starting materials comprising magnesium, boron, silicon and carbon; heating the mixture of starting materials to a temperature in the range between 650 DEG C. and 2000 DEG C. to produce a material comprising magnesium boride dope...
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A method of separation and/or recovery of a precious metal from a solution containing said precious metal in ionic form, optionally in the presence of impurities, including the step of contacting a solution containing said precious metal in ionic form with a conducting polymer. The method is general...
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The present invention relates to a process for the preparation of graphene which can be used in the development of graphene paper or films, graphene-based composites and articles for nanoelectronics, nanocomposites, batteries, supercapacitors, hydrogen storage and bioapplications. This process compr...
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The present invention provides methods of designing molecularly imprinted polymers (MIPs) which have applications in extracting bioactive compounds from a range of bioprocessing feedstocks and wastes. The present invention is further directed to MIPs designed by the methods of the present invention....
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A ceramic casting method for shape forming of a ceramic green body including the steps of: a) dispersing fine ceramic particles in a polymerizable solvent to form a colloidal ceramic suspension, b) casting the ceramic suspension into the required shape, and c) polymerizing the solvent to solidify th...
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The invention relates to elastin-based hydrogels that are formed under pressurised conditions...
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The invention provides a method of preparing an aqueous dispersion of vesiculated polymer particles, the method comprising: preparing a dispersion of polymerisable particles within a continuous aqueous phase, the polymerisable particles having a structure that is defined by an outer organic phase th...
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The present invention relates to a method of forming polymer on the surface of polymer particles, the method comprising: (i) providing a dispersion comprising a continuous aqueous phase, a dispersed organic phase comprising one or more ethylenically unsaturated monomers, and a RAFT agent as a stabil...
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The invention provides a method for preparing an aqueous dispersion of polymer particles comprising the following steps: (i) preparing a dispersion having a continuous aqueous phase, a dispersed organic phase comprising one or more ethylenically unsaturated monomers, and an amphiphilic RAFT agent as...
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A method of polymerising monomer to form polymer at the surface of particulate material, said method comprising: providing a dispersion of said particulate material in a continuous liquid phase, said dispersion comprising a RAFT agent as a stabiliser for said particulate material, and said continuou...
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The present disclosure provides a method of fabricating a material. The material comprises first and second material components. The method comprises the steps of providing a source of a first material component. Further, the method comprises providing a substrate comprising a second component mater...
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The invention relates to novel block copolymers having both electron donor and electron acceptor monomer units and to methods for their preparation. A further aspect of the invention relates to the use of the novel block copolymers in the fabrication of polymer film based heterojunction devices. In ...
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The present invention relates to methods of making articles, and systems for providing wool article have self- cleaning properties. The self-cleaning properties are brought about coating the wool articles with a photocatalyst formulation. The formulation contains titanium compounds, stabilizers, cat...
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A process for etching a thin glass film comprising at least one chalcogen, the process comprising the step of etching the thin glass film with a plasma comprising substantial amounts of free hydrogen sufficient to effect etching. In particular arrangements, the plasma is derived from a hydrogen rich...
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The present invention relates to a method for preparing a radiolabeled synthetic polymer, the method comprising contacting a synthetic polymer with a carbon encapsulated nanoparticle composite having a radioactive particulate core in an aqueous medium comprising an electrolyte concentration or pH se...
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A fibrous assembly comprises two components, the first component providing a visual indication of when a pre-determined tensile load is applied to the assembly or when the fibres of the assembly have been over-extended. The first and second components are movable relative to each other, the visual i...
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A photovoltaic cell is provided. The photovoltaic cell can be an interconnecting liquid crystalline polymer network. Reactive mesogens of the formula B-S-A-S-B wherein A is a chromophore, S is a spacer and B is an end group susceptible to polymerization are used in the manufacture of the interconnec...
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A desulfurizer-reformer reactor system comprising a gradient assembly having a de- sulfurizing material and a reforming catalyst material arranged in a sequential manner and methods of generating energy are disclosed....
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A method of making a patterned dried polymer from a polymer solution or polymer dispersion, the method comprising the step of placing a mask above the polymer solution/dispersion so that there are exposed areas of polymer solution/dispersion and unexposed areas of polymer solution/dispersion, and ir...
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An encapsulating resin composition is provided, which gives a cured product having heat resistance, light resistance, and flexibility equivalent to those of silicone resins and having a refractive index of 1.57 or greater which is larger than that of epoxy resins. The encapsulating resin composition...
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A compression bonding device 1 of the present invention has a dam member 24 so that when a pressing head 20 is pressed against an object to be pressed 10, the bonding part 22 is surrounded by the dam member 24. Thus, even if the surface of the bonding part 22 bulges by pressing, the bulging part is...
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A compression bonding device capable of packaging electric components on both sides of a substrate is provided. A compression bonding device 1 includes first and second pressing rubbers 15, 25. Electric components 32, 33 can be simultaneously packaged on the front face and the rear face of a substra...
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A composite material comprising a 3D woven fabric embedded in a resin matrix, wherein at least a portion of the yarns in the fabric comprise regenerated cellulose fibres, such as one or more of rayon, viscose rayon, lyocell, regenerated bamboo fibres or cellulose acetate....
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Metal nanovoids are grown on a stretchable plastic film. The fabrication proceeds by assembling the template of a single layer of close packed silica spheres on a conducting substrate. A conducting layer is then electrochemically grown on top to form a master. An elastomeric precursor is then coated...
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A method of selectively combining particulate material, for example plastics material by sintering, comprises providing a layer of particulate material, providing radiation, for example using a radiation source over the layer, and varying the absorption of the provided radiation across a selected su...
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There are disclosed plastics materials (110; 520; 640) that include one or more phosphors (210) for absorbing ultraviolet (UV) light (170, 420) and re-radiating (160, 410) the light at a longer wavelength, for example the red wavelengths at 680nm and 700nm used by a plant (130) for photosynthesis. S...
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An aluminum chelating agent-based latent curing agent is provided that can rapidly cure thermosetting epoxy resins at relatively low temperatures. A method for producing the aluminum chelating agent-based latent curing agent is also provided that enables relatively facile control of the curing cond...
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A method of making a wide temperature-range smectic liquid crystal material comprises taking a wide temperature-range nematic mixture and doping this with a mesogenic silicon-containing material. Aspects of the invention provide wide temperature-range smectic materials and devices using the smectic ...
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A material comprising elongate filamentous peptide- or protein-based nanostructures. The nanostructures are assembled to be connected together and aligned substantially parallel with respect to each other. The alignment of the nanostructures (at least within one domain) is nematic alignment. The ind...
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The method comprises producing a reactive layer arrangement (2), which contains a reactive material system with two exothermic reaction partners reacted with one another, by galvanic deposition. The reactive layer arrangement is galvanically deposited on a workpiece (1) to be joined. The reactive la...
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PROBLEM TO BE SOLVED: To provide a carrier that supports an anionically charged reagent stably and effectively on delivering the reagent to a target cell or tissue. ; SOLUTION: A preparation method for fine particles of crystalline polyol having a cationic polymer fixed on the surface thereof compri...
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Disclosed is a safer and more sustainable gene delivery system or the like, which is effective for treatment of ischemic diseases and the like. Specifically disclosed is a pharmaceutical composition which contains, as an active ingredient, a polyanionic substance that inhibits the expression of PHD2...
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The present invention relates to a block copolymer containing an uncharged hydrophilic polymer chain block and a cationic polyamino acid chain block, wherein the hydrophilic polymer chain block is covalently bound to one end of the main chain of the polyamino acid chain block, and the hydrophobic gr...
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Disclosed is a polymer composite (polyplex) that contains nucleic acid, a cationic polymer, and an anionic polymer. The anionic polymer covers the surface of the composite comprising the cationic polymer and nucleic acid, has a negative charge at neutral pH, and can change so as to have a positive c...
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Disclosed is a liquid composition. The liquid composition is characterized by comprising a polymer micelle, wherein the polymer micelle comprises a coordinate compound comprising a block copolymer of polyethylene glycol and polyglutamaic acid and cisplatin attached to the block copolymer through a c...
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PROBLEM TO BE SOLVED: To provide a magnetic material at a high practical value capable of adjusting the extremely high coercive force Hc of an [epsilon]-Fe2O3crystal within a range capable of being used for the various magnetic applications of a magnetic recording medium or the like. ; SOLUTION: A m...
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Disclosed is a magnetic material having high Hc and High Curie point, which is capable of controlling such magnetic characteristics without requiring rare or expensive raw materials. Specifically disclosed is a magnetic material composed of particles of a magnetic iron oxide which is represented by ...
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Disclosed are: a process for producing a magnetic thin film having an insulating property, capable of acting as a permanent magnet, and capable of exhibiting improved remanent magnetization compared to the conventional magnetic thin films; a magnetic thin film; and a magnetic material. Specifically ...
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PROBLEM TO BE SOLVED: To provide a photocatalytic material which can be obtained at a low cost without using platinum and can particularly be responsive even to visible light and to provide a method for manufacturing the photocatalytic material. ; SOLUTION: The photocatalytic material comprises tung...
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PROBLEM TO BE SOLVED: To provide a tungsten trioxide type photocatalytic material which exhibits a high oxidative decomposition activity by irradiation with visible rays. ; SOLUTION: The photocatalytic material is comprised of having a bivalent salt of copper carried on the surface of tungsten triox...
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PROBLEM TO BE SOLVED: To provide a metal ion-doped titanium oxide type photocatalyst material which shows high oxidation decomposition activity by visible light radiation. ; SOLUTION: The photocatalyst material includes a metal ion-doped titanium oxide, which is made to have a potential of the valen...
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The present invention relates to a photocatalytic material having a visible light activity which includes a tungsten-doped titanium oxide or a tungsten/gallium-codoped titanium oxide, and a divalent copper salt and/or a trivalent iron salt supported on a surface of the doped or codoped titanium oxid...
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The composition is expressed by La ( 2 - X )Sr XNiO 4, in which X lies in the range 0 to 0.5 and the relative permittivity epsilon ris no less than 8000 above 10 MHz. Alternatively or in addition, X lies in the range 0 to 0.3 and the relative permittivity epsilon ris no less than 15000. Further vari...
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To provide an electrodeposited copper foil having flexibility and bending property equivalent to or better than that of rolled copper foil, an electrodeposited copper foil wherein regarding a crystal structure after heat treatment is applied to the electrodeposited copper foil wherein LMP defined as...
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An identification device comprises a semi-conductor chip 2 mounted on a substrate 4 forming an antena 6 extending from opposite sides of the chip and a yarn 10 disposed over the substrate such that the chip is between the substrate and the yarn. Preferably a UV light curable resin adhesive 12 bonds ...
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Background
Fluid dispersed systems, such as emulsions and foams are widely used in the food, cosmetics, pharmaceuticals, ink or paints industries, and wherever else it may be desirable to encapsulate one fluid within another, immiscible fluid. Some fluid dispersed systems are more difficult to pre...
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Processes impart lowcost engineered properties for nonwovens, films, and laminates; enhance performance and use less of lowcost material.
"A suite of nonwoven technologies proven on realworld manufacturing lines offers lowcost/lowcapital mechanical processes to impart specific engineered properti...
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Two patents
These patents include methods for making tosylate quaternary ammonium salts of cinnamidoalkylamines and/or benzamidoalkylamines. These inventions particularly relate to the synthesis of non-hydrolyzable, non-irritating UV-absorbers having substantivity to cotton, wool, skin and hair. ...
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This invention relates to polypropylene-based polymer blends exhibiting enhanced scratch resistance. Polypropylene-based materials such as TPO’s are used in a broad range of applications, including automotive parts, appliances, and construction materials. One critical deficiency of these materials...
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BACKGROUND: Triplet emitters are promising materials for creating bright organic light emitting diodes (OLEDs). Iridium (Ir) organometallic complexes are especially attractive because of their high quantum yield of phosphorescence and their tunability over a broad emissive spectral range. However, a...
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BACKGROUND: Nanoparticles with very small diameters (...
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BACKGROUND: Natural materials are renowned for their strength and toughness. Spider dragline silk has a breakage energy per unit weight two orders of magnitude greater than high tensile steel, and is representative of many other strong natural fibers. The abalone shell, a composite of calcium carbon...
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PATENT ABSTRACT: A self-doped conducting polymer having along its backbone a .pi.- electron conjugated system which comprises a plurality of monomer units, between about 0.01 and 100 mole % of the units having covalently linked thereto at least one Bronsted acid group. The conductive zwitterionic po...
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POLYISOTHIANAPHTENE, A NEW CONDUCTING POLYMER
UC Case No. 1984-044-2
U.S. Patent 4,640,748
Patent Abstract: A polymer having an isothianaphthene structure represented by the formula (Ia) and/or Ib): wherein R.sup.1 and R.sup.2 each represents a hydrogen atom or a hydrocarbon residue having ...
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This acrylic is consistency-controllable, heat-sensitive at a low threshold and can be shaped into any form, then repeatedly re-molded into a more desirable shape and by applying heat again, its memory will relentlessly bring back the original shape.
Developed in the dental business, the acrylic ...
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Highlights
Biofuel cell that uses blood glucose as fuel source The food consumed by a human being each day contains as much energy as a thousand AA batteries Enzymes are used as catalysts that lead to oxidation of fuel and production of electricity To prevent all glucose in blood being turned int...
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The present invention relates to a method for the production of particles of nano-materials being transition metals and alloys; metal oxides; and ceramic compositions having a small nanosize, i.e. about 1-6 nm. The method comprises a synthesis in the solutions of complex liquids from suitable precur...
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Highlights Proprietary adhesive patches for novel drug delivery with improved patch-skin adhesion and biocompatibility. Work in a range of pHs, provide better adhesion and higher permeation than commercial patches. Proof of concept was shown in several in-vivo and in-vitro models. These novel pa...
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Highlights
Hinders the photodegradation of colorant in ink and inkjet ink in sunlight or artificial light Submicron particles do not cause nozzle clogging on the orifice plate of inkjet cartridges Preparation also suitable for water-based industrial inks, pad inks, paints and coatings Our Innovat...
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The invention provides a process for the catalytic epoxidation of an alkene comprising contacting a transition metal substituted polyoxofluorometalate and molecular oxygen with said alkene....
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Highlights
Enables the preparation of stable, multi-use remote sensors for detection systems for environmental impurities Based on the introduction of indicator dyes into a novel composite glass film from which sensitive waveguides are fabricated Uses a plurality of nanopores sized between 20 and...
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The invention provides a process for preparing a solid state dye laser in a composite glass matrix, without the use of polymerization initiators, comprising preparing a porous silica gel, effecting thermal treatment thereof at a temperature of at least 500.degree. C. to produce a glass with improved...
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Topical arthropod ectoparasite treatment - containing a synergistic combination of a pyrethrin and piperonyl butoxide, and cationic polymer to increase uptake of active agents...
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Highlights
New methodology creates ability to easily examine molecular structure of complex mixtures Uses easily available materials as well as novel formulations of specifically tailored solvent mixtures and/or modified chromatographic media Unique application of known molecular chemical princip...
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Highlights
Application for both building and automotive glass Sol-gel method provides simplified application procedure Optimum conditions for the electro-chromic device operation were established Darkens within seconds, blanches within 1-2 minutes No deterioration of the glass’ optical properties...
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Objective/function
The laboratory is active in the fields of synthetic organic chemistry of surfactants; physical chemistry; surface and colloid science - emulsion technology, crystallization phenomena, extraction processes; nutraceuticals; drug delivery vehicles - nanosized self-assembled liquid...
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Objective/function
The Center for Process Development of the Hebrew University of Jerusalem is the leading independent contract R&D facility of its kind in Israel. Its areas of activities are process development, scale-up, and custom synthesis specifically focused to the pharmaceutical, fine chem...
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Highlights
Spider silk is about three times as strong and twice as elastic as silkworm silk but spider behaviour precludes its production by spiders in captivity. Dragline silk, the strongest spider silk, is one of seven types produced by orb-weaving spiders, is 25 times as tough as high-tensile ...
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Highlights
Method for the general synthesis of robust C(sp3)-metalated transition metal complexes as catalysts for transfer hydrogenation of ketones Catalysts enable hydrogen-free hydrogenation Efficient catalysts for the production of small molecule building blocks for the chemical industry Our ...
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Highlights
The textile industry is seeking advanced functional fabrics that exhibit additional features such as pleasant scents or the ability to deodorize or kill microorganisms. Current methods for imparting functional properties are limited in their ability to incorporate and maintain active m...
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Polycrystalline diamond (PCD) is a class of super hard materials made by high temperature and high pressure consolidation (HTHP) of synthetic diamond grains. It has many industrial applications such as rock drilling, metal cutting, mining operations, construction, demolition tools and wood working. ...
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This technology describes the direct production of nano-grained composite materials by extrusion of the reactants into a reactor in which a temperature gradient is maintained. A condensed-phase (solid or liquid phase) mixture of precursor is used to produce nano-grained product that may take the for...
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The technology utilizes a combination of magnetic separation and flotation techniques to produce trona concentrate with high grade of 98% trona and recovery of 83.6%. The magnetic and non-magnetic products are separated using a high intensity magnetic roll. This is followed by flotation of the non-...
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Traditional rapid prototyping for microfluidics application typically use integrated circuit fabrication steps and micro-molding in polydimethylsiloxane (PDMS). These methods require chemical intensive photolithographic processes, which are expensive as well as time and labor intensive. Other protot...
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The addition of Zn to Fe enhances the magnetostrictive properties of Fe and the alloy has the potential for use in many magnetostrictive applications. However the low boiling point of Zn makes the preparation of the alloy difficult. This technology describes a novel approach involving explosive co...
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The technology describes a feasible and inexpensive thermomechanical processing approach to obtain FeGa alloys with a preferred [001] texture. The approach involves sequences of rolling with annealing to obtain [001] texture in polycrystalline alloys containing NbC.
Benefits
Magnetostrictive ma...
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Fiber Reinforced Polymer (FRP) composites are widely used for strengthening/rehabilitation of existing structures. It is also known that FRP jackets can provide efficient lateral confinement to concrete columns that can enhance their compressive strength and ultimate axial strain. However, the eff...
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Numerous waste streams, typically the products of chemical processing, such as metal extraction or manufacturing process such as electronic component manufacturing or acid mine drainage, are produced by industries. Most of these waste streams contain dissolved metal ions that must be removed to pres...
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Porous materials with controlled pore structure are in high demand for many industrial applications. Cellular metals are metal foams with periodic cells. The periodic cells comprise either micro-truss lattices or prismatic materials. Manufacturing of porous and cellular materials with pre-designed t...
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Preformed concrete panels are a popular and economic method of constructing a variety of structures. Of particular interest are composite concrete panels. Composite concrete panels are often manufactured and used for thermal insulation purposes. Typically, a composite panel is comprised of three lay...
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The use of certain compounds such as hydrogen sulfide, polysulfides, and organics that release thioacetamide can be used to reduce ferric to ferrous ions in copper electrowinning electrolyte. These solutions typically have the following compositions:
Copper-38.0 gpl; Ferric-2.4 gpl; Ferrous- 27.6 g...
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Magnetostrictive materials exhibit reversible strains and changes in elastic properties in the presence of an applied magnetic field. Novel Iron (Fe) � Gallium (Ga) alloys have been developed with large magnetostriction that are based on low cost Iron and inexpensive processing. Large magnetostric...
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This technology describes an industrially rugged ultrasonic sensing, signal analysis, and control system. It contains two ultrasonic pulser/receiver channels connected to high speed analog to digital converters that are controlled by a digital signal processor. Two additional high speed analog to di...
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Nickel-Palladium (Ni-Pd) alloy based catalysts play an important role in chemical and petroleum industries. So do other ferromagnetic alloy based catalysts. Some of these metals, that form the catalysts, have magnetic characteristics, which when favorably used, could have a huge impact in their cata...
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The application of magnetic field will cause different magnetostrictive stains in iron (and its alloys including steels) when hydrogen (H) or deuterium (D) or tritium (T) is dissolved in iron lattice compared when no dissolved H, D, or T is present in iron. The resulting differences in the dimension...
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There are many industrial fields today that require finely ground powder. The production of sub-micron size powder is receiving increased attention because of the increasing demand for structural ceramics, magnetic materials, electronic packing materials and metal-ceramic composites. At present, suc...
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Magnetostrictive alloys change in dimension in response to an applied magnetic field, and have been used in sonar transducers, actuators, vibration control and sensors. Of particular interest are alloys of iron and rare earth elements that have large magnetostriction constants. These include alloys ...
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A new type of organic transistor – Self-Encapsulating Metal-semiconductor Field Effect Transistor (SEMFET) is under development at the University of British Columbia which promises to be the first one to offer quality performance and low cost at low gate voltages (~ 3 V). Self-encapsulation of the S...
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Researchers at The University of British Columbia have developed synthetic routes to an entirely novel family of polymer compositions in which phosphorus atoms are incorporated into the polymer backbone. The synthetic methodology involves the polymerization of P=C bonds in phosphaalkenes and is anal...
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The Universal Braiding Control System is a rotary 3-D braiding machine for preparing braided materials from filaments such as fibers, threads, yarns etc. The machine possesses a unique arrangement of the rotary cams to provide for additional degrees of freedom of movement relative to conventional ro...
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Background
Periodic mesoporous organosilica (PMO) materials with well-defined pores and morphologies exhibit unique catalytic, sensor, optical, magnetic, or electrical properties, whereby the organic functionalization of an inorganic porous host can play an important role. A diversity of organics...
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Moving any gas accumulator under high pressure is dangerous, however, it is sometimes a requirement of the job. Many of the accumulators offered today do not provide a method to protect the valve body. The valve is the weak point on the accumulator. If the valve body is hit hard enough to cause it t...
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Aggressive Homeland Defense initiatives may force foreign or domestic terrorists to construct explosive devices from commercial sources such as ammonium nitrate fuel oil (ANFO). As seen in the case of the Oklahoma City bombing, such low technology munitions have the potential for inflicting severe d...
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Materials absorb kinetic energy by various mechanisms including plastic deformation, elastic deformation, the dynamics of fluid flow (gases or liquids) within the material and brittle fracture. Most energy absorbing materials in use today exhibit elastomeric or plastic deformation. They are typicall...
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According to the U.S. Department of Labor, lifting heavy objects is one of the leading causes of injuries in the workplace. In 2001, the Bureau of Labor and Statistics reported that over 36% of injuries involving missed workdays were the result of shoulder and back injuries. Overexertion and cumulat...
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There is an increasing concern about detection and prevention of tampering with such articles as computers, sensors, special materials, equipment cabinets, vehicles, and with facility entrances. Existing measures include anti-tamper circuits, locks, seals, and closed circuit monitoring. However, the...
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Detection of imminent structural failure during emergency high heat load conditions is critical to potentially saving the structure or the lives of firefighters. Metallic structural members installed in new building construction are protected by insulation. If this insulation is physically damaged t...
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Current soft armor must have ceramic plates inserted to protect against high velocity projectiles such as AK-47 bullets. This armor is bulky and does not allow ease of movement. The ideal body amour of the future will be lightweight and flexible, able to accommodate a wearer's movement, but also ext...
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In a 1998 US Department of Agriculture Survey of urban forestry professionals found that tree health monitoring, and hazard tree evaluation were among the strategies the group deemed to be critical to the health and preservation of urban forests as well as areas most requested for training and infor...
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Corrosion of infrastructure and fluid containing vessels and pipelines is a continuing situation if the United States for both government agencies and industry. Existing methods, which include implied monitoring techniques and sacrificial coupons are both costly and labor intensive. The need is for ...
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An improved method for adhering a solid polymer component to a substrate is provided. An intermediate polymer adhesion promoting coating of metal oxide is applied to the substrate which enhances the adhesion of the subsequently applied solid polymer component to the substrate....
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Most electromagnetic induction (EMI) metal detectors use a loop antenna to create a magnetic field in the vicinity of a metal target for the purposes of detection and identification. One of the most important functions of a magnetic field antenna is to project a strong magnetic field at the site of ...
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There are no existing devices or technologies that alert authorities when an unauthorized person has taken control of an aircraft.
This pilot identification technology employs a combination of radio-frequency identity tag (RFID) technology and a small programmable system integrated into the radio...
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An optical sensor and method for detecting a projectile velocity vector includes optically detecting the arrival of a projectile. The sensor includes a sandwich of a transparent layer within two reflective layers, which in turn are within two opaque layers. An optical sensor structure includes a set...
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The ability to remove a specific component from its environment has immediate and profound applicability on environmental and medical fronts. Currently, filtering devices that can selectively and completely remove environmental phosphate and nitrate do not exist. Present systems are able to achieve ...
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The ability to remove a specific component from its environment has immediate and profound applicability on environmental and medical fronts. Currently, filtering devices that can selectively and completely remove environmental phosphate and nitrate do not exist. Present systems are able to achieve ...
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The use of alternative renewable energy sources of electrical power is critical in the US and world. Environmental pressure not to use fossil fuel and nuclear energy are some of the leading caused for the current power shortages. Wind power has been demonstrated to have the capacity to produce 1000'...
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The present invention provides a non-contact method for evaluating stress in a substrate. The method includes non-uniformly introducing at least one impurity into the crystalline substrate. The crystalline substrate is subjected to physical stress. Fluorescence producing energy is directed at the cr...
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Multi-layer printed circuit boards commonly include conductively plated through holes to provide interconnection between conductive traces on the various layers of the board. Such through holes may run completely through the PCB assembly from one surface to the opposite surface and, thus, be open at...
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Physical and analytical sensors need the ability to communicate via wireless connections to various forms of readout systems. Many applications for sensors are in remote and embedded locations where wired or optical connections are not practical or economical. Sensors in these applications need to b...
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According to the National Aeronautics and Space Administration (NASA), rapid prototyping technologies being developed for the space program have many uses in the commercial industry. When a concept is in the “selling” stage, a plastic model can be produced to serve as a visual aid. Wind tunnel model...
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High alloy metals such as stainless steel and others are utilized in environments subjected to corrosion from the fluids, which they are in constant contact. Applications include heat exchangers, desalination plants, pipelines, tankers etc. which carry or in contact with seawater, acid, chloride and...
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The present invention uses high thermal-conductivity materials to act as heat pipes around or through a soft body armor vest to transfer heat away from the body of the wearer. A moisture wicking layer is also incorporated and used to pull moisture from the body of the wearer and disperse the moistur...
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The present invention provides a structure that includes a plurality of cells of a cured resinous material. Each cell is joined to at least one other cell.
Additionally, the present invention provides a method of forming a structure. According to the method, a plurality of individual cells are f...
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There is a current trend toward the use of fiber optics in various pieces of equipment, and towards miniaturization of such equipment, e.g. to develop handheld devices. Such bench top devices are sufficiently large in size, e.g., approximately three inches by six inches by two inches, to be unsuitab...
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It has been demonstrated that compressed gasses such as hydrogen, propane, methane or natural gas are viable alternatives to petroleum as a fuel source for motor vehicles. Such vehicles have been restricted to fleet trucks, delivery vans, buses and taxis due to their limited range. The restrictions ...
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Problems with current implant designs originate from the difference in mechanical properties between the materials used in the implant system and the bone itself.
In a first embodiment, a biocompatible material, such as a titanium coil, is initially wrapped around a polymer bone implant, as descr...
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Problems with current implant designs stem from the difference in mechanical properties between the materials used in the implant system and the bone itself.
The isoelastic bone-implant system of the invention minimizes, if not eliminates, the stress shielding effect created by a metal implant, t...
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Polymer matrix composites have a through-thickness-thermal conductivity whose value is realized in applications such as composite spaceborne electronics enclosures where heat disposition is entirely dependent on thermal conduction to a heat sink. The technique involves interlaminating a high thermal...
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disclosed: (1) A VO2 thin film is deposited on a planar diode array. Each diode constitutes a "pixel" of the SLM. Power provided to a diode permits accurate thermal control about the thin film's hysteresis. Initial biasing of the diode array is required to the base of the VO2's hysteresis curve. (2)...
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Thin films of stoichiometric vanadium dioxide are not easily prepared. In chemical vapor deposition and vacuum deposition processes, precise control of the deposition atmosphere is needed to maintain the proper chemical composition. In processes requiring post reduction of higher oxides, the films t...
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Abstract:
Aerogel is the lightest and lowest-density solid known to exist, composed of up to 99.8 percent air. However, it can hold 500 to 4,000 times its weight in applied force. Aerogel is 39 percent more insulating than the best fiberglass insulation, but without proper care it can break or crum...
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Abstract:
The National Aeronautics and Space Administration (NASA) seeks to transfer technology for the development and production of polymer cross-linked aerogels (X-Aerogels). These are mechanically robust, highly porous, low-density materials, which are 3 times denser than native aerogels, but m...
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Abstract:
Researchers at NASA Goddard Space Flight Center have developed a revolutionary process for precision optical polishing of bare aluminum to an unprecedented smoothness. GSFC’s process begins by using a single-point diamond turning machine. Grinding cannot be used on bare aluminum—it leaves...
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Abstract:
Super Miniturized Addressable Reconfigurable Technology (SMART) is the objective of a three-tiered effort to develop a new kind of structural material that can change its for to optimize its function......
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Abstract:
The traditional single-vacuum-bag (SVB) assembly inherently hinders and/or retards the volatiles depletion mechanisms during composite fabrication because a vacuum-generated compaction force is applied to the laminate during volatile depletion. An innovative DVB assembly was designed to o...
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A cooking utensil with improved heat retention includes an inner pot received within an outer pot and separated in a closely spaced-apart relationship to form a volume or chamber therebetween. The chamber is evacuated and sealed with foil leaves at the upper edges of the inner and outer pot. The vac...
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Improved compact insulation panel is provided which is comprised of two adjacent metal sheets spaced close together with a plurality of spherical, or other discretely shaped, glass or ceramic beads optimally positioned between the sheets to provide support and maintain the spacing between the metal ...
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An ultra-thin compact vacuum insulation panel is comprised of two hard, but bendable metal wall sheets closely spaced apart from each other and welded around the edges to enclose a vacuum chamber. Glass or ceramic spacers hold the wall sheets apart. The spacers can be discrete spherical beads or mon...
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Background Materials index of refraction (IOR) is a sensitive measure to variations of density, charge-state, conductivity, temperature, chemical composition, and microscopic structure. IOR measurements are common in a wide range of industrial and research applications, including materials processin...
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The Johns Hopkins University seeks a partner to commercialize a highly efficient and novel method for fabricating multiple types of organic field effect transistors (OFETs) from one organic semiconductor (OSC) thin film. OFETs show promise as building blocks for low-cost, large-area, and flexible e...
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Under certain conditions, nanostructured materials have been found to exhibit improved mechanical properties over corresponding, coarse-grained materials. However, most methods for creating nanostructured materials typically involve sacrificing one or more desirable properties in favor of another (e...
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This novel invention addresses the need for fast, reliable, performance-oriented interconnects and vias in today's and tomorrow's smaller, faster circuit systems. Specifically, it is a process for producing an interconnect layer of continuous copper, with excellent step coverage and superior adhesio...
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The present invention relates to a method of fabrication of polymeric electrodes for use in a battery or electrochemical storage cell, in particular secondary cell. Moreover this invention provides a method of conditioning polymeric electrode materials so as to improve their charge capacities and en...
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The invention is concerned with ceramic oxide powders, formed from one or more ceramic oxide precursors, which have utility as ceramic oxides of high strength and low thermal expansion coefficient. The ceramic oxide powders are formed in a counterflow diffusion flame burner using a fuel stream compr...
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The Electromagnetic Vaporization Process developed at Rice uses an alternating magnetic field to generate molten metal into fine droplets that can be used to produce metal powders or to deposit metal into microscopic, ordered patterns on a substrate. Rice�s EV Process enables a far greater range of ...
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In response to the growing need to handle high temperature reactive metals and alloys in today�s manufacturing industry, Rice has developed an advanced method for refining pure or precious metals and alloys by a new, more powerful electromagnetic levitation technique. This containerless method for p...
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A wet chemistry method for coating surfaces with nanocrystalline diamond
Advantages . More cost-effective than existing chemical vapor deposition (CVD) methods . Low-temperature process . Adaptable to large scale processes . Compatible with a variety of different substrates
Technology T...
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Portland cement has long been used as a component in various endodontic filling procedures. Newer Portland-type cements such as Mineral Trioxide Aggregate (MTA) have been developed specifically for clinical applications but their long setting times a re viewed as a clinical shortcoming. As a result,...
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A series of chiral dirhodium catalysts was previously developed and were found to be very effective in enantioselective transformation of donor/acceptor carbenoids (a class of intermediates). Though those catalysts have braod utility, they require t hat the acceptor group is a methyl ester for best ...
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Tracheal epithelial cells were cultured in vitro to yield a model that near-perfectly replicates naturally epithelialized tracheal lumen vide technology no. 5413. Technologies no. 5546 and 5558 studied how bio-degradable polymers and degradation proc esses could be used in replanting tracheal epithe...
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Tracheal epithelial cells were earlier cultured in vitro to yield a model that near-perfectly replicates naturally epithelialized tracheal lumen vide technology no. 5413. Technologies no. 5546 and 5558 studied how bio-degradable polymers and degradat ion processes could be used in replanting trachea...
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This invention describes a method for the preparation of novel crosslinkers and their application to star-shaped or branched polymers and polymer gels. The polymers can be easily changed to linear co-polymers and exhibit different properties in acid ic or basic media. These polymers and polymer gels...
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Tracheal epithelial cells were earlier cultured in vitro to yield a model that near-perfectly replicates naturally epithelialized tracheal lumen vide technology no. 5413. This technology describes the synthesis of bio-degradable polymers and study of degradation processes to replant tracheal epithel...
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TA model that mimics epithelialized tracheal luminal surface as it exists was earlier described in technology no. 5413. Using the said model, this invention studies the reaction kinetics of bio-degradable polymers (Poly (Glycolic) Acid) using “Time o f Flight (ToF) Secondary Ion Mass (SIMS) spectrom...
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Tracheal epithelial cells are currently not replenishable, if lost through chemical (drug) action, intubations or other means. This invention is the first model that mimics the tracheal lumenal surface as it exists and can be used as a research tool to develop implantable tissue in future. Possible ...
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Portland cement has long been used as a component in various endodontic filling procedures. Newer Portland-type cements such as Mineral Trioxide Aggregate (MTA) have been developed specifically for clinical applications but their long setting times a re viewed as a clinical shortcoming. As a result,...
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Methodology for the Synthesis of fluoride (NaYF4) nanophosphors co-doped with Gd3+ and other rare-earth ions and its applications in security printing and bimodal (optical and MRI) imaging
Categories: Materials & Chemicals, Imaging: Medical Imaging...
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A major reason why the commercialization of organic dye-sensitized solar cells (organic-DSSCs) has been slow is because of their low global energy conversion efficiencies, especially when compared to inorganic dye-sensitized solar cells such as those incorporating polypridyl ruthenium sensitizers. T...
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Organic semiconductors are increasingly replacing silicon-based materials in many nanoimprinted integrated electronic and photonic devices such as flat-panel and flexible displays, solar cells, microsensors for medical devices, and the like. New deve lopments in these fields require substances that ...
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A series of chiral dirhodium catalysts was previously developed and were found to be very effective in enantioselective transformation of donor/acceptor carbenoids (a class of intermediates). Though those catalysts have braod utility, they require t hat the acceptor group is a methyl ester for best ...
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The invention enables hydrogen storage in the most effective manner. Hydrogen storage is critical for the development of a hydrogen-based energy. The invention is pertaining to the preparation of Lithium Imide (Li2NH), which is considered as the most promising one for hydrogen storage with a rever...
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The basic indole structure has been a structure of great interest to synthetic and medicinal chemists because of its presence in a large number of biologically active agents. For the most part, the current methods for producing substituted indole mo lecules rely upon cyclization of a suitably substi...
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Marine-derived bioactive compounds hold great promise as therapeutics in the treatment of human disease. One particular family of marine-derived diterpene compounds has demonstrated anti-cancer, anti-tubercular and anti-inflammatory activities. How ever, the complete evaluation of such compounds and...
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This technology describes novel, comprehensive techniques for efficient synthesis of monodisperse, consistently-shaped and uniform-sized II-VI Compound Semiconductor (CS) nanoparticles like ZnSe & CdSe. Different shaped nanocrystals constitute an im portant research tool in several emerging areas in...
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This set of inventions describes novel matter a procedure to employ a combination of Lithium Oxide (Li2O) and Lithium Nitride (Li3N) to store (and release) hydrogen for use in hydrogen-based engines and fuel cells in vehicles. Lithium Nitride (Li3N) is known for lightness, high hydrogen capacity and...
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Most state-of-the-art solution based techniques to synthesize uniformly sized and distributed nanoparticles use reduction reactions of metal ions consisting of multiple complex steps that use organic solvents, produce undesirable by-products and requ ire additives to protect and stabilize the colloi...
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This invention describes a method of making materials to dramatically increase storage capacities of optical storage (holographic) devices to levels proportional to higher orders of the intensity. Non-linear optical materials that exhibit 2-photon ab sorption, a known phenomenon proportional to the ...
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Researchers at the University at Buffalo and the American Red Cross have developed a suite of chemical compounds to be used to purge pathogens found in the blood supply.
There is a dire need to increase the blood supply. At current rates of donat ion, there is barely a three-day supply in many a...
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An earlier disclosure (technology no. 5824) revealed an in situ surfactant generation method to synthesize core semiconductor III – V nanocrystals (Indium Phosphide, Gallium Phosphide and Indium Arsenide). Those nanocrystals exhibited excellent surfa ce characterization and used a non-coordinating s...
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This invention describes a novel product and procedure to store (and release) hydrogen as an energy source in fuel cells; it is a new material based on a combination of Lithium Nitride (Li3N) and Lithium Oxide (Li2O). Li3N leads as a solid state abso rber and releaser of Hydrogen (11.4 % by weight)....
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Combinatorial screening libraries with high “hit rates” for challenging protein-protein interaction drug targets are extremely difficult to obtain. This invention describes a novel seed compound (the 1,4-disubstituted naphthalene privileged scaffold ), the process of synthesizing it in stable form a...
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Tracheal epithelial cells were cultured in vitro to yield a model that near-perfectly replicates naturally epithelialized tracheal lumen vide technology no. 5413. Technologies no. 5546 and 5558 studied how bio-degradable polymers and degradation proc esses could be used in replanting tracheal epithe...
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A novel coating is described by this invention for ships, rigs and other marine vessels that are exposed to marine organisms in oceans. The coating reacts with components that are available naturally in the ocean to produce an antifouling agent (hyp ohalous acids). The hypohalous acid diffuses from ...
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Most thermal insulation loses its effectiveness when compressed. Syntactic foam does not compress much, and is relatively stiff, making it unsuitable for insulation when flexibility is required - such as for insulating contours, clothing and underwa ter diver thermal protection. The invention descri...
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Tracheal epithelial cells were earlier cultured in vitro to yield a model that near-perfectly replicates naturally epithelialized tracheal lumen vide technology no. 5413. Technologies no. 5546 and 5558 studied how bio-degradable polymers and degradat ion processes could be used in replanting trachea...
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The “chirality” of molecules often determines the effectiveness of reaction constituents in several chemical, biochemical and industrial processes. An earlier technology (# 5722) described a catalyst, viz., a coordination polymer with a metallic (Rho dium) center that could be employed to synthesize...
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The “chirality” of molecules often determines the effectiveness of reaction constituents in several chemical, biochemical and industrial prcesses. The search for efficient catalytic processes that synthesize chiral molecules with high selectivity, lo w energy requirements and minimal waste is an eve...
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The “chirality” of molecules often determines the effectiveness of reaction constituents in several chemical, biochemical and industrial prcesses. The search for efficient catalytic processes that synthesize chiral molecules with high selectivity, lo w energy requirements and minimal waste is an eve...
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A new reaction for preparing a largely unexplored bicyclic scaffold is incorporated in a novel solid-supported combinatorial library synthesis. The compounds prepared with combinatorial synthesis are useful for screening in various applications such as drug lead discovery. This particular bicyclic s...
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Pyrylium based compounds are ideal as sensitizing dyes in the world of lasers. Earlier methods of manufacturing thio- and seleno-pyrylium based compounds did not take off due to the high costs and difficulties of synthesis. Pyrylium compounds functio n in the infra region and are valued for use with...
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This invention describes a method for the preparation of novel crosslinkers and their application to star-shaped or branched polymers and polymer gels. The polymers can be easily changed to linear co-polymers and exhibit different properties in acid ic or basic media. These polymers and polymer gels...
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Tracheal epithelial cells were earlier cultured in vitro to yield a model that near-perfectly replicates naturally epithelialized tracheal lumen vide technology no. 5413. This technology describes the synthesis of bio-degradable polymers and study of degradation processes to replant tracheal epithel...
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TA model that mimics epithelialized tracheal luminal surface as it exists was earlier described in technology no. 5413. Using the said model, this invention studies the reaction kinetics of bio-degradable polymers (Poly (Glycolic) Acid) using “Time o f Flight (ToF) Secondary Ion Mass (SIMS) spectrom...
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This invention describes a method of wheat germ agglutination purification using a macroporous chitin membrane of high porosity and good mechanical properties. The preparation method of the membrane is described in detail in another UB patent (see d ocket R-5378 entitled "Macroporous Chitosan and Ch...
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Tracheal epithelial cells are currently not replenishable, if lost through chemical (drug) action, intubations or other means. This invention is the first model that mimics the tracheal lumenal surface as it exists and can be used as a research tool to develop implantable tissue in future. Possible ...
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This invention describes a method of wheat germ agglutination purification using a macroporous chitin membrane of high porosity and good mechanical properties. The preparation method of the membrane is described in detail in another UB patent (see d ocket R-5378 entitled "Macroporous Chitosan and Ch...
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Tracheal epithelial cells are currently not replenishable, if lost through chemical (drug) action, intubations or other means. This invention is the first model that mimics the tracheal lumenal surface as it exists and can be used as a research tool to develop implantable tissue in future. Possible ...
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This invention describes a novel method to prepare macroporous chitosan and chitin membranes with high porosity and satisfactory mechanical strength. These membranes are hydrophilic and chemically reactive, and contain a large number of active group s. Hence, these are easily activated by common act...
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This invention describes a method for the fabrication of a thin-film capacitor with high dielectric constant and low leakage. It relies on special methods of depositing the dielectric material to achieve both a high dielectric constant and low leaka ge current and is useful in applications that requ...
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This invention describes a technology that provides a new class of strain/stress sensors. The sensors are short fiber composites. They provide a reversible electrical response to strain/stress application. The sensing material can function as the structure material at the same time, so no embedding ...
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An earlier disclosure (technology no. 5824) revealed an in situ surfactant generation method to synthesize core semiconductor III – V nanocrystals (Indium Phosphide, Gallium Phosphide and Indium Arsenide). Those nanocrystals exhibited excellent surfa ce characterization and used a non-coordinating s...
...
This invention describes a method of making materials to dramatically increase storage capacities of optical storage (holographic) devices to levels proportional to higher orders of the intensity. Non-linear optical materials that exhibit 2-photon ab sorption, a known phenomenon proportional to the ...
...
Pyrylium based compounds are ideal as sensitizing dyes in the world of lasers. Earlier methods of manufacturing thio- and seleno-pyrylium based compounds did not take off due to the high costs and difficulties of synthesis. Pyrylium compounds functio n in the infra region and are valued for use with...
...
The basic indole structure has been a structure of great interest to synthetic and medicinal chemists because of its presence in a large number of biologically active agents. For the most part, the current methods for producing substituted indole mo lecules rely upon cyclization of a suitably substi...
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Introduction Shape memory alloys (SMA) and shape memory polymers (SMP) have shown tremendous promise for a wide variety of applications because of their ability to “remember” a previous state when heated. However, they can only remember a single shape. The ability to remember two shapes would make t...
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Introduction There is an ever increasing need for potable water. Improvements in conventional purification technologies allow for savings in both time and money and ensure that clean water is available in areas that need it. Technology Description Professor Benjamin at the University of Washington h...
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Introduction There is a variety of reasons that a person’s bladder may fail or require removal, including bladder acontractility, cancer, and cystitis. Unfortunately, conventional artificial bladders tend to suffer from critical complications, such as inadequate performance, infection, and adverse h...
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Introduction Ultra high molecular weight polyethylene (UHMWPE) is a thermoplastic consisting of molecules of incredibly long chains with molecular weights of several million. It has the highest impact strength of any thermoplastic, has a high resistance to corrosion, moisture, and abrasion, and has ...
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Introduction Conjugated polymers and organic semiconductors promise great advances in electronics because of the benefits they offer over silicon, including being cheaper with less demanding manufacturing requirements and allowing for larger, more flexible, and more robust materials that are more re...
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Introduction Raman spectroscopy characterizes molecules by their Raman scattering. As incoming light scatters off a molecule, most does so elastically, neither gaining nor losing energy, and this is known as Rayleigh scattering. Some of this light, however, about 1 in 10 million photons, is the subj...
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Introduction In microcellular plastic foams, inert gas is dissolved in thermoplastic under high pressure. The forced evacuation of this gas during processing creates pores (or cells) within the final plastic. The pores are small enough that clarity of the plastic is unaffected, and because of the po...
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Introduction Cyclic olefin copolymer (COC) is a commercially available thermoplastic. It possesses exceptional clarity in its natural form, similar to that of glass, and it has high moisture resistance and low absorption rates. This thermoplastic’s many qualities make it an exceptional candidate for...
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Introduction Organic electro-optic (EO) materials have attracted much interest in the past two decades because of their extensive potential applications in various fields, ranging from waveguides, switches, emitters, and detectors. Though EO materials have a huge potential in Photonics and Electroni...
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Introduction Many of the seminal findings in cell and molecular biology have come from cultures of cells grown in two dimensions but the limitations of biology in just 2D are becoming clear. Cells in tissue are not just autonomous masses but consist of many interdependent cell types and their surrou...
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Summary Background:
In healthcare, chemical analysis, environmental testing and other fields it is useful to separate particulate substances that are suspended in a fluid. For example separating cells from body fluids. So far, these techniques have typically required substantial capital equipment...
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Summary The invention constitutes microfluidic methods of forming particles that are substantially monodisperse. The technology builds on the technology disclosed in Harvard Case: 2215 – "Method and Apparatus for Fluid Dispersion", which creates monodisperse fluid droplets in a microfluidic flow f...
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Summary Background:
Colloidal particles absorbed on liquid interfaces have long been reported to stabilize emulsions and foams. Recently, individual droplets densely covered with small particles have been proposed as a possible means of obtaining a variety of composite particles and hollow locked...
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Summary Background: Efforts to build biosynthetic materials or engineered tissues that recapitulate the structure-function relationships of natural processes often fail because of an inability to replicate the proper in vivo conditions. For example, engineering a functional muscle tissue requires th...
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Summary Differential scanning calorimetry (DSC) is a primary technique for measuring the thermal properties of materials. A typical DSC system requires relatively large amounts of test material, making thermal measurements on nano-scale samples difficult if not impossible. Thus, while traditional DS...
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Summary Background:
Non-spherical colloidal particles are useful in advanced applications beyond those that regular spherical colloidal particles exhibit. For example they are useful for modifying optical properties, controlling suspension rheology, and engineering colloidal composites. However c...
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Summary The need: Corrosion of metals hamper the performance and safety of products ranging from medical implants to large-scale naval vessels, aircraft, bridges, and oil pipeline structures. A 2002 study of the US Federal Highway Administration estimated the cost of corrosion of metallic materials ...
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Summary Background: Efforts to build biosynthetic materials or engineered tissues that recapitulate the structure-function relationships of natural processes often fail because of an inability to replicate the proper in vivo conditions. For example, engineering a functional muscle tissue requires th...
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Summary Differential scanning calorimetry (DSC) is a primary technique for measuring the thermal properties of materials. A typical DSC system requires relatively large amounts of test material, making thermal measurements on nano-scale samples difficult if not impossible. Thus, while traditional DS...
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Summary A novel engineering method for generation of freestanding 2-D and 3-D tissue structures. Biopolymers (proteins, carbohydrates, lipids, nucleic acids or combinations thereof) are deposited onto a transitional polymer surface with a patterning technique that allows for nanometer-to-millimeter-...
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Summary The need: Corrosion of metals hamper the performance and safety of products ranging from medical implants to large-scale naval vessels, aircraft, bridges, and oil pipeline structures. A 2002 study of the US Federal Highway Administration estimated the cost of corrosion of metallic materials ...
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Summary A novel bioplastic, poly ((3R,5R)-3,5-dihydroxyhexanoic acid (poly(3,5-DHH), has been discovered. This molecule may be manufactured biosynthetically and offers significant advantages over current bio-plastics standards, such as high solubility and ease of chemical modification. Bioplastics b...
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Summary A high throughput system for protein purification has been developed, whereby a “tea-bag†structure is used to house microspheres for targeted protein binding and elution. The microspheres are compatible with any solid-phase protein purification, which includes coupling of Ni++/Histidine...
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Summary This invention describes a photonic crystal system which uses electro-magnetically induced transparency (EIT) as the non-linear medium in photonic crystal cavities to obtain devices of unprecedent non-linear sensitivity, with operating power requirements many orders of magnitude smaller than...
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Summary The ability for real-time identification of protein binding from whole cell lysates is a challenge for protein microarrays. This invention uses MALDI-MS to analyze complex biological mixtures using a protein or small molecule microarray, which is characterized by a self-assembled monolayer o...
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Summary Everyday emulsions have drops of one liquid dispersed in an immiscible continuous liquid. A multiple emulsion has immiscible droplets dispersed in drops dispersed in an immiscible continuous liquid (double emulsion). The IP describes a simple apparatus that can make multiple emulsions with a...
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Summary Differential scanning calorimetry (DSC) is a primary technique for measuring the thermal properties of materials. A typical DSC system requires relatively large amounts of test material, making thermal measurements on nano-scale samples difficult if not impossible. Thus, while traditional DS...
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Summary Everyday emulsions have drops of one liquid dispersed in an immiscible continuous liquid. A multiple emulsion has immiscible droplets dispersed in drops dispersed in an immiscible continuous liquid (double emulsion). The IP describes a simple apparatus that can make multiple emulsions with a...
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Summary Creating Nano-Wrinkles of Virtually any Design on the Surface of Polymers
Elevator pitch: A new method has been developed at Harvard to design and create virtually any type of nano-wrinkle patterns on the surfaces of polymers. Anticipated applications for these hard-skin nano-wrinkled s...
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Background:
Non-spherical colloidal particles are useful in advanced applications beyond those that regular spherical colloidal particles exhibit. For example they are useful for modifying optical properties, controlling suspension rheology, and engineering colloidal composites. However current m...
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Summary A novel bioplastic, poly ((3R,5R)-3,5-dihydroxyhexanoic acid (poly(3,5-DHH), has been discovered. This molecule may be manufactured biosynthetically and offers significant advantages over current bio-plastics standards, such as high solubility and ease of chemical modification. Bioplastics b...
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Summary This invention is comprised of methods and apparatus required to record and read-out a two- or three- dimensional, information-bearing image (pattern) inside a transparent material, with sub-micron features. The technique involves using an ultra-fast (100 femtosecond) laser to induce localiz...
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Introduction It has long been desired to have microfabrication techniques that enable the construction of integrated electromechanical devices for such things as reagent handling, temperature control, and pumping. Commercially available microfluidic devices are predominantly fabricated in expensive ...
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Introduction Investigation of strain sensing has been an active research area for the past 60 years and has the potential to affect a large number of industries and disciplines. The characteristics of all strain sensors depend, to some degree, on the properties of the deformable contact materials. E...
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Introduction Structural Adhesives are increasingly replacing traditional fastening methods such as welding, bolts and rivets, in industrial applications. They are used to bond many different material types including ceramics, metals, glass, plastics and composites, and are designed for high strength...
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Introduction Microcellular manufacturing processes have been developed largely for production of thin films (thickness ...
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Introduction A novel process for continuous production of microcellular foams has been developed and applied to make microcellular profiles from PVC. Technology description Researchers at the UW have developed microcellular poly (vinyl) chloride polymeric structures made in an extrusion or injection...
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Introduction Filler- (e.g., particulate or fiber) reinforced structural polymers or polymeric composites have changed the way things are made. Today, they are found, for example, in air/ground transportation vehicles, sporting goods, ballistic barrier applications and weapons, electronic packaging, ...
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Introduction Shape Memory Alloys (SMA) are metals which return to their original shape after deformation. Conventional SMAs are thermally activated, requiring heat to change the metal’s crystal structure and allow it to resume its pre-deformation shape. Technology description Material scientists at ...
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Introduction Shape memory polymers have shown tremendous promise for a wide variety of applications for their ability to “remember” a previous state when heated. Unfortunately, they have been slow to develop commercial availability. Many of these polymers also have small compression ratios. However,...
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Introduction Tin-based antifouling paints are being phased out due to marine pollution concerns. Non-toxic silicone and fluorinated coatings are under development, but these are easy release coatings rather than antifouling. PEG is the most commonly used antifouling polymer coating, but its suscepti...
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Introduction Thermoplastic Elastomers (TPE’s) are a class of flexible materials with a wide range of applications. To date TPE’s, and a subclass of these materials, Thermoplastic Urethanes (TPU’s), have been difficult to foam by conventional means. Technology description Researchers at the UW have d...
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Introduction Thick microcellular plastics for lightweight, energy efficient building materials and other applications have been developed. Up to 70% reduction in relative density of the materials has been achieved. Technology description Researchers at the UW have developed a process to make thick, ...
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Introduction Superlow fouling materials and surfaces that can resist protein adsorption, cell adhesion, biofilm formation, and microorganism settlement are needed for the improvement of a variety of health-related products. Ideallly, any synthetic surface that comes into contact with body fluids or ...
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Introduction Electrochromic materials change color in response to changing voltage. Used in conjunction with glass or plastic, this property allows for complete control over light transmission, easily converting between transparent and opaque and all shades in between. This technology could have a p...
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Introduction The accurate and precise sorting and deposition of nano/bio materials within a nano- or micro-environment is critical for the functionality of devices such as biochips. Fluid flow in a microchannel is one method of controlling long-range transport and electric fields may be employed to ...
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Introduction The encapsulation of active materials in colloidal particles has enabled a variety of new, high value products to be developed; such as controlled release drugs, cosmetics, pigments, and chemical reagents. Introducing functional material into hollow polymeric particles is typically limi...
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Introduction Microcellular polymers are plastic foams with cell size on the order of 10 um in diameter. Technology description Researchers at the University of Washington have developed methods for continuous production of solid-state foamed plastics and composites. These methods are based on proces...
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Introduction In microcellular plastic foams, inert gas is dissolved in thermoplastic under high pressure. The forced evacuation of this gas during processing creates pores (or cells) within the final hardened plastic. These cells are small enough that clarity of the plastic is unaffected, and becaus...
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Introduction The ability to create porous polymeric material has a wide diversity of applications ranging from commercial packaging to Lab-on-a-Chip devices due to its ability to create material with reduced weight and tunable pore sizes and its ability to realize utility from different polymers—inc...
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Introduction Nanostructures with hollow interiors offer several advantages over their solid counterparts in terms of lower weight, decreased use of materials, and a reduction in cost. Other methods that are used to synthesize hollow nanostructures of gold result in low yields and the resulting parti...
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Introduction Nitinol (NiTi) is a shape memory alloy (SMA) that possesses the ability to “remember” a specific shape and revert to it upon heating. In addition, it has a large flow stress and demonstrates superelastic qualities. These qualities make this material an exceptional candidate for structur...
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BACKGROUND A powerful new platform technology for the production of human collagens is being developed in the Kadler Centre for Cell-Matrix Research within the Department of Life Sciences at the University of Manchester. The collagens most closely mimic human collagen structure, giving a far superio...
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BACKGROUND A new process for the development of a three dimensionally knitted, high bulk, flexible spacer fabric has been developed by the University of Manchester. 3D spacer structures are already being used in many applications including orthopaedic supports, protective clothing, car seats, mattre...
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BACKGROUND Spacer structures find applications is many areas. These include automotive, sports wear, medical, mattresses and protective clothing such as gloves and body armour. Spacer structures could provide a replacement for foam. These structures can be specifically tailored to meet the needs of ...
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BACKGROUND Touch and proximity sensing E-Textiles are being developed by a number of research groups. Several methods have been explored including printing electroconductive materials onto a textile substrate, the use of piezoresistive coatings, embroidering electroconductive fibres and attaching wo...
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BACKGROUND Knitted gloves are predominantly manufactured using speciality glove-knitting machines, or in certain instances circular-knitting equipment. Seamless gloves are already well-known, but can only be produced with simple plain-knitted structures. In the technical textiles sector, innovation ...
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The Invention Transgenic Kenaf plants (Hibiscus cannabinus L.) have been developed by modifying the endogenous concentration of gibberellins using anti-sense technologies. These novel Kenaf plants have elevated fiber content. Furthermore, the fibers in these plants are of higher quality, substant...
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Researchers at the University of Michigan we have developed a novel drug delivery application, the ablation of fat tissue by the sustained, localized release of anti-fat drugs. The central premise of this technology is that fat tissue mass can be destroyed by sustained, targeted delivery of drugs af...
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Background: Electron beam lithography (EBL), invented in the early 70's, provides a means for patterning polycrystalline metal nanowires as small as 20 nm in diameter onto surfaces. The applicability of EBL, however, has been limited to research and development applications because it is a serial p...
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Although it yields a high quality coating, electroless deposition does not allow for much process control, requires high processing temperatures, and has a slower deposition rate than with electroplating. Better process control is available through electroplating, which involves placing a voltage ac...
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APPLICATIONS OF TECHNOLOGY:
Solid oxide fuel cells Oxygen generators Electrochemical reactors
ADVANTAGES:
Offers less expensive manufacturing Displays excellent mechanical bonding between layers and a robust structure Expands the choice of electrode catalysts Applies to planar or tubular ce...
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APPLICATIONS OF TECHNOLOGY:
Tubular solid oxide fuel cells Ceramic membrane fabrication Electrolytic separation
ADVANTAGES:
Produces high quality films on non-shrinking substrates Scalable for low cost industrial production Minimum number of processing steps Enables sintering at lower temp...
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APPLICATIONS OF TECHNOLOGY:
Solid oxide fuel cells Gas separation Mixed ionic electronic thin film devices Sensors Magnetic films Various barrier coatings Potentially LaCrO3 interconnects
ADVANTAGES:
Produces high quality, gas-tight, dense films in a single step Net zero volume change in f...
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APPLICATIONS OF TECHNOLOGY:
Small scale fuel cell applications (auxillary power units)
Small scale syngas production Small scale gas separation
ADVANTAGES:
Improved stack efficiency (10% more power output than a single cell of the same active area)
Potentially over ten times less expensiv...
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APPLICATIONS OF TECHNOLOGY:
Electrochemical devices, e.g. solid oxide fuel cells Filter elements Gas sparger/bubbler/fluid manifold Wear coatings Thermal barrier layers Chemical resistance coatings Current collection
ADVANTAGES:
More robust than current methods Promises easier manufacturing...
...
APPLICATIONS:
Metal/ceramic joints in SOFCs Thermal barrier coatings Metal/ceramic bonding
ADVANTAGES:
Survives rapid thermal cycling Thinner than graded joint Eliminates the need to introduce a third material into the joint High strength over a wide range of joint porosities Unlike graded ...
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Microstructure of a FlexBone hydrogel/HA composite (the white dots are HA particles). APPLICATIONS OF TECHNOLOGY:
- Bone implants - Dental implants - Injectable bone cements - Drug delivery - Scaffolds for bone tissue engineering
ADVANTAGES:
- Promotes natural bone growth as it biodegra...
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Bioactive glass can be tuned to the same thermal expansion coefficient as the titanium (Ti) alloy it coats, avoiding the generation of thermal stresses. Processing at 800°C results in a 100-nm-thick adhesive interface layer between the coating and the Ti alloy. - Bone implants - Dental imp...
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An inorganic scaffold with a strong, dense core and graded porosity is infiltrated with different polymers to provide a gradient in solubility. Porosity is greatest at the surface, promoting cell attachment and formation of new tissue. APPLICATIONS OF TECHNOLOGY:
- Orthopedic implants with ...
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IB-2475
APPLICATIONS OF TECHNOLOGY:
Strapping and bundling objects together tightly
ADVANTAGES:
• Enabling of multiple assemblies to be fitted and then tightened as a group with one application of heat
• Fitting shrinkable tubing to endless or looped structures without disassembly of struc...
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The quest for vehicles powered by alternative sources of fuel such as hydrogen has led to an explosion of research into new materials for storing and releasing hydrogen. Currently, one of the main challenges in the large scale development of hydrogen as a fuel is that a convenient and economical sto...
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Miniaturization of analytical methods and instrumentation for clinical applications is an area of burgeoning interest. Microchips have been developed for many applications in order to minimize both the time and space required to perform processes such as drug delivery and clinical diagnostic procedu...
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Fluorescence technology is an integral part of new scientific assays and imaging methods in addition to its omnipresence in our everyday lives. The inventors have designed a novel polymer that coordinates boron difluoride with diketone ligands which results in a highly fluorescent compound. The appl...
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Iron-based bulk metallic glasses (BMGs) are being studied as a potentially new types of structural materials because of their high strength, good corrosion and wear resistance coupled with relatively low materials cost. Among these Fe-based BMGs are the previously reported amorphous steels based on ...
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