Danielson et al. discovered new blue luminescent materials, Sr_2CeO_4, by using combinatorial chemistry technique in 1998. It can be used as the host material besides giving out light itself.

• 1998年Danielson等利用组合化学技术首次发现了一种新的蓝色发光材料Sr_2CeO_4,它除了本身发光外,还可以作为基质材料。