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US 7,622,057 B2Granted
Phosphor and vacuum ultraviolet excited light-emitting device
AssigneeSumitomo Chemical Company, Limited
InventorsToshinori Isobe, Keiji Ono, Susumu Miyazaki
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Abstract
A phosphor and a vacuum ultraviolet excited light-emitting device are disclosed. The phosphor comprises a compound represented by the following formula (1) Ca1−a−bSraEubMgSi2O6 (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.
Claims7
A phosphor comprising a compound represented by the following formula (1);
- Ca1−a−bSraEubMgSi2O6 (1)
- wherein 0.1<a≦0.35 and 0.003≦b≦0.02.
Dependencies are inferred from the claim text.