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发明名称
氯化镓系半导体积层体构造体
摘要
〔课题〕解决即使在蓝宝石基板上隔着低温缓冲层而形成GaN系III族氮化物半导体层,也不能得到充分稳定具有均一定向性之GaN系半导体层的问题。〔解决手段〕本发明之特征为:设于蓝宝石基板100上的与基板100接合区域内含有具备单结晶层的低温缓冲层101,且该单结晶层为由一包括经均一定向成与蓝宝石的〔2.–1.–1. 0.〕方向平行之〔1. 0.–1. 0.〕方向、且含Ga较Al更丰富的六方形结晶之AlXGaYN(0.5<Y≦1、X+Y=1)单结晶所构成。
申请公布号
TW200605410
申请公布日期
2006.02.01
申请号
TW094118983
申请日期
2005.06.09
申请人
昭和电工股份有限公司
发明人
宇田川隆
分类号
H01L33/00
主分类号
H01L33/00
代理机构
代理人
何金涂;何秋远
主权项
地址
日本
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