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发明名称
炭化珪素基板、半導体装置およびこれらの製造方法
摘要
オン抵抗を低減して半導体装置の歩留まりを向上させることが可能な炭化珪素基板(1)は、単結晶炭化珪素からなり、一方の主面(1A)には、硫黄原子が60?1010atoms/cm2以上であって2000?1010atoms/cm2以下の割合で存在しており、かつ酸素原子が3at%以上であって30at%以下の割合で存在している。
申请公布号
JPWO2013011751(A1)
申请公布日期
2015.02.23
申请号
JP20120544999
申请日期
2012.05.30
申请人
住友電気工業株式会社
发明人
石橋 恵二
分类号
C30B29/36;C30B23/06;H01L21/02;H01L21/20
主分类号
C30B29/36
代理机构
代理人
主权项
地址
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