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US 12,545,837 B2Granted
Phosphor, light source using same, biochemical analysis device, and method for producing phosphor
AssigneeHitachi High-Tech Corporation
InventorsMasaaki Komatsu, Shin Imamura, Yoshifumi Sekiguchi, Takahiro Ando, Eiichiro Takada
Life of this patent
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Abstract
The purpose of the present invention is to increase the amount of near-infrared light emitted by a phosphor excited by near-ultraviolet light to blue light. The present invention relates to a phosphor containing gallium oxide Ga2O3 as the base composition, one or two elements selected from Cr and Fe as the light-emitting center, and aluminum fluoride AlF3 as the flux.
Claims10
A phosphor comprising:
- gallium oxide Ga2O3 as a matrix composition, one or two elements selected from Cr and Fe as a luminescent center, and aluminum fluoride AlF3 as a flux.
Dependencies are inferred from the claim text.