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Abstract:
对自制的GaN基大功率白光和蓝光LED及AlGaInP基的大功率红光和黄光LED进行了低温和高温下的光电特性测试,对不同材料的LED的正向电压、相对光强、波长、色温等参数随温度变化的关系进行了测试.实验结果表明,温度对功率型LED的光电特性有很大影响,随温度的降低,LED正向电压升高,峰值波长发生蓝移;高温条件下,LED发光功率降低,峰值波长发生红移.
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北京工业大学学报
Year: 2011
Issue: 07
Volume: 37
Page: 961-966
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 9
Affiliated Colleges: