| 简介 |
The present invention is directed to a phosphor containing a comparatively large red component and having high light emitting efficiency, high brightness and further high durability, the nitride phosphor is represented by the general formula L X M Y N((2/3)x+(4/3)Y) : R or L X M Y O Z N((2/3)X+(4/3)Y.cndot.(2/3)Z) : R wherein L is at least one or more selected from the Group II Elements consisting of Mg, Ca, Sr, Ba and Zn, M is at least one or more selected from the Group IV Elements in which Si is essential among C, Si and Ge, and R is at least one or more selected from the rare earth elements in which Eu is essential among Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er and Lu.; contains the another elements. |
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