Phosphors containing borate of terbium, alkaline-earth, and Group-3 metals, and light sources incorporating the same
Patent
·
OSTI ID:1531517
A phosphor comprises a borate of terbium, at least an alkaline-earth metal, and at least a Group-3 metal. In one embodiment, the phosphor has a formula of A.sub.3(D.sub.1-xTb.sub.x).sub.3(BO.sub.3).sub.5; wherein A is at least an alkaline-earth metal selected from the group consisting of calcium, barium, strontium, and magnesium; D is at least a Group-3 metal selected from the group consisting of lanthanum, scandium, and yttrium; and 0<0.5. The phosphor can be used in light sources such as those based on mercury discharge or light-emitting diodes and in displays.
- Research Organization:
- GE Global Research, Niskayuna, New York (United States)
- Sponsoring Organization:
- USDOE
- DOE Contract Number:
- FC26-99FT40632
- Assignee:
- General Electric Company (Niskayuna, NY)
- Patent Number(s):
- 7,122,128
- Application Number:
- 10/834,142
- OSTI ID:
- 1531517
- Resource Relation:
- Patent File Date: 2004-04-29
- Country of Publication:
- United States
- Language:
- English
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