Patent ID: 8877096
Filing Date: 2014-11-04
Classification: C04B,C09D,C09K,H01L

Abstract:
1. A phosphor comprising a material of the formula: wherein a portion of Ga may optionally be replaced with a Group IIIA metal; wherein a portion or all of Ge may optionally be replaced with a Group IVA metal; and wherein C is Cr R is an ion selected from a group consisting of alkaline earth ions, lanthanide ions, Li x is 3; y is 2; z is 1 to 5; t is 0.01 to 5 and represents mol % based on the total moles of Ga and any replacements thereof; and m is 0 to 5 and represents mol % based on the total moles of Ga and any replacements thereof, wherein the phosphor has at least one emission band in the near infrared.