Green phosphor and display device including the same

摘要

A green phosphor including a first phosphor represented by Formula 1: Ya-x-kCekM'xAlbO3/2(a+b) (1). In Formula 1, M' includes at least one of Sc, Gd, In, Lu, La, and x, k, a, and b satisfy the relations 0.0<=x<=5.0, 0.0<k<0.1, 0.5<=a<=5.0, 0.5<=b<=7.0, and a-x-k >0.