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Abstract:
利用金属有机物化学气相淀积(MOCVD)技术在蓝宝石衬底上生长了InGaN:Mg薄膜,对不同源流量InGaN:Mg材料特件进行了研究.光学和电学特性观测表明,当外延生长温度在760℃,三甲基铟(TMIn)摩尔流量不变时,随CP2Mg和Ⅲ族源摩尔比([CP2Mg]/[Ⅲ])增加,当In摩尔成分增加,空穴浓度也线性增加;当[CP2Mg]/[Ⅲ]比为1.12×10-3时获得4.78×1019cm-3高空穴浓度.通过原子力显微镜(AFM)观察到粗化的表面,采用InGaN:Mg薄膜作为接触层制备的发光二极管(LED)比常规LED的电荧光强度提高28%.
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光电子·激光
ISSN: 1005-0086
Year: 2011
Issue: 5
Page: 666-668,672
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 5
Chinese Cited Count:
30 Days PV: 6
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