PHOSPHOR AND VACUUM ULTRAVIOLET EXCITED LIGHT-EMITTING DEVICE

摘要

A phosphor and a vacuum ultraviolet excited light-emitting device are disclosed. The phosphor comprises a compound represented by the following formula (1)
����������������Ca 1-a-b Sr a Eu b MgSi 2 O 6 ����������(1)
wherein 0.1 < a �� 0.35 and 0.003 �� b �� 0.02. The phosphor is excited by vacuum ultraviolet and emits blue light with high brightness. The vacuum ultraviolet excited light-emitting device comprises the above phosphor.