| abstract |
A method for providing a phosphor, including a kneading step in which a raw material is kneaded to provide a raw material mixture; a sintering step in which the raw material mixture is sintered; and a heat treatment step in which the sintered raw material mixture is heat-treated, wherein the raw material includes at least one or more M-containing materials selected from MSi 2 , MSiN 2 , M 2 Si 5 N 8 , M 3 Al 2 N 4 and MSi 6 N 8 , wherein M is one or more divalent elements selected from M(0) and M(1). |