CPC C09K 11/77348 (2021.01) [C01B 21/0602 (2013.01); C09K 11/0883 (2013.01); H01L 33/502 (2013.01); C01P 2002/54 (2013.01); C01P 2004/02 (2013.01); C01P 2004/61 (2013.01); C01P 2006/12 (2013.01); C01P 2006/60 (2013.01)] | 4 Claims |
1. A phosphor having a main crystal phase having a crystal structure identical to that of CaAlSiN3, and comprising a Ca element partially replaced with an Eu element, wherein the phosphor has a median size d50 of 12.0 μm or more and 22.0 μm or less, as measured according to a laser diffraction scattering method, and has a specific surface area of 1.50 m2/g or more and 10.00 m2/g or less, as measured according to a BET method.
|