Patent ID: 8704255

Claim:
A phosphor expressed in a following chemical formula: L x M y C z1 N z2 :A a, wherein L is at least one member selected from the group consisting of an alkaline earth metal, Cu, Ag, Au, Sc, Y, La, Ti, Zr, V, Mn, Zn, Cd, Al, Ga, In, Ti, Ge, and Sn; M is at least one member selected from the group consisting of B, Si, P, S, F, Cl, I, and Se; and A is at least one member selected from the group consisting of an alkaline rare earth metal and a transition metal, and wherein 0<x≦5, 0≦y≦5, 1≦z1≦10, 1≦z2≦10, and 0<a≦1, and wherein the chemical formula is expressed as Ba(CN) 2 :Eu 2+ .