| 简介 |
The present invention relates to a phosphor and, particularly, to an oxynitride phosphor, a manufacturing method thereof, and a light emitting device package using the same. Accordingly, the present invention, regarding an oxynitride phosphor, provides a oxynitride phosphor with a ratio of M and A of 0.950-0.985 to 2 (M : A = 0.950-0.985 : 2), represented as the chemical formula 1, MA_2N_2O_2 : R, wherein M is at least one element selected from Mg, Ca, Sr, and Ba, R is one from rare-earth elements as an active agent, and A is at least one element selected from Si and Ge in the chemical formula 1.(AA) Comparative example 1(BB) Comparative example 2(CC) Comparative example 3(DD) Example 1(EE) Example 2COPYRIGHT KIPO 2015 |
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