Red line emitting complex fluoride phosphors activated with Mn4+

摘要

New phosphor materials including a complex fluoride phosphor activated with Mn4+ which may include at least one of (A) A2[MF7]:Mn4+, wherein A=Li, Na, K, Rb, Cs, NH4, or a combination thereof, and M=Nb, Ta or a combination thereof; and (B) A3[XF6]:Mn4+, wherein A=Li, Na, K, Rb, Cs, NH4, or a combination thereof, and X=Sc, Y, La, a lanthanide, Bi, or a combination thereof.