Near Infrared Doped Phosphors Having a Zinc, Germanium, Gallate Matrix
Phosphors based on transition metal-activated gallates, particularly Cr3+- and Ni2+-activated zinc germanium gallates, are disclosed herein. In some embodiments such phosphors can exhibit persistent infrared phosphorescence for as long as 400 hours. Such phosphors can be used, for example, as components of a luminescent paint.
PAN ZHENGWEI [US]; LU YI-YING [US]
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