The broad emission band extending from 430 to near 670 nm results from the transition of the lowest 5d level to 2FJ (J=5/2, 7/2) terminal state.

• 从440nm扩展到680nm附近的宽发射带是由于Ce~(3+)的最低的5d态跃迁到2FJ(J=5/2和7/2)终态结果。