abstract |
A phosphor, a preparing method for the phosphor, and a light emitting device are provided. The phosphor has a formula of A 3−x Ce x Q 5 O 12 . A and Q are independently comprise Al, Ga, In, Sc, Y, La, Gd, Tb, Lu elements or combinations thereof. Ce represents a cerium element. O represents an oxygen element. 0<x≦3. The phosphor contains 100 ppm˜2000 ppm of Ba element. |