发明申请
US20140225123A1 REO/ALO/AlN TEMPLATE FOR III-N MATERIAL GROWTH ON SILICON
审中-公开
REO / ALO / AlN模板用于III-N材料在硅上的生长
- 专利标题: REO/ALO/AlN TEMPLATE FOR III-N MATERIAL GROWTH ON SILICON
- 专利标题(中): REO / ALO / AlN模板用于III-N材料在硅上的生长
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申请号: US14180079申请日: 2014-02-13
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公开(公告)号: US20140225123A1公开(公告)日: 2014-08-14
- 发明人: Erdem Arkun , Michael Lebby , Andrew Clark , Rytis Dargis
- 申请人: Erdem Arkun , Michael Lebby , Andrew Clark , Rytis Dargis
- 主分类号: H01L33/46
- IPC分类号: H01L33/46 ; H01L33/32 ; H01L33/00
摘要:
A III-N template formed on a silicon substrate includes a Distributed Bragg Reflector positioned on the silicon substrate. The Distributed Bragg Reflector is substantially crystal lattice matched to the surface of the silicon substrate. An aluminum oxide layer is positioned on the surface of the Distributed Bragg Reflector and substantially crystal lattice matched to the surface of the Distributed Bragg Reflector. A layer of aluminum nitride (AlN) is positioned on the surface of the aluminum oxide layer and substantially crystal lattice matched to the surface of the aluminum oxide layer. A III-N LED structure including at least one III-N layer can then be grown on the aluminum nitride layer and substantially crystal lattice matched to the surface of the aluminum nitride layer.
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