abstract |
A red phosphor according to one embodiment of the present invention comprises: a compound which is expressed by the composition formula Az(Sr, M)2(Si, Al)O4-xNy (0<x<3, y=2x/3, 0.001<z<0.1), wherein A is at least one element selected from the group consisting of lithium (Li), potassium (K) and sodium (Na), and M is at least one element selected from the group consisting of barium (Ba), magnesium (Mg), and calcium (Ca). The red phosphor of the present invention has a particle size distribution of 6.9 μm ≤ D50 ≤ 13.9 μm. |