High power AlGaN ultraviolet light emitters
High power AlGaN ultraviolet light emitters
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DOI:
10.1088/0268-1242/29/8/084007
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发表时间:
2014-08-01
影响因子:
1.9
通讯作者:
Gaska, Remis
中科院分区:
文献类型:
--
作者:
Shatalov, Max;Sun, Wenhong;Gaska, Remis
We present the analysis of the external quantum efficiency in AlGaN deep ultraviolet (DUV) light-emitting diodes (LEDs) on sapphire substrates and discuss factors affecting the output power of DUV LEDs. Performance of the LED is related to optimization of the device structure design and improvements of the epitaxial material quality.