FIELD: chemistry.
SUBSTANCE: invention relates to inorganic chemistry and can be used in medicine by indicating optical radiation power in range of 19-220 mW in the wavelength range of 975-985 nm. Complex germanate of rare-earth elements, having a composition Ca2La6.8-xYb1.2Prx(GeO4)6O2, where 0.05≤x≤0.5, in nano-amorphous state is capable of converting infrared laser radiation into near infrared radiation.
EFFECT: invention widens the range of materials used as up-conversion luminophores.
1 cl, 2 dwg, 3 ex
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Authors
Dates
2025-04-30—Published
2024-10-07—Filed