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Abstract:
报道了通过隧道结将衬底的导电类型从n型转变到p型,从而可以利用n型GaP作为以n型GaAs为衬底的AlGaInP发光二极管的电流扩展层.n型电流扩展层的电阻率低于p型电流扩展层的电阻率,这种结构改善了电流扩展层的作用,从而提高了发光二极管的光提取效率.对3μm GaP电流扩展层的发光二极管,实验结果表明,隧道结发光二极管的发光功率与具有相同基本结构的传统发光二极管相比,20mA时发光功率提高了50%,100mA时提高了66.7%.
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半导体学报
ISSN: 0253-4177
Year: 2002
Issue: 6
Volume: 23
Page: 628-631
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 1
Chinese Cited Count:
30 Days PV: 8
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