发明授权
- 专利标题: Methods of fabricating a semiconductor device using a dilute aqueous solution of an ammonia and peroxide mixture
- 专利标题(中): 使用氨和过氧化物混合物的稀水溶液制造半导体器件的方法
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申请号: US12032048申请日: 2008-02-15
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公开(公告)号: US08058180B2公开(公告)日: 2011-11-15
- 发明人: Doo-Won Kwon , Hyung-Ho Ko , Chang-Sup Mun , Woo-Gwan Shim , Im-Soo Park , Yu-Kyung Kim , Jeong-Nam Han
- 申请人: Doo-Won Kwon , Hyung-Ho Ko , Chang-Sup Mun , Woo-Gwan Shim , Im-Soo Park , Yu-Kyung Kim , Jeong-Nam Han
- 申请人地址: KR
- 专利权人: Samsung Electronics Co., Ltd.
- 当前专利权人: Samsung Electronics Co., Ltd.
- 当前专利权人地址: KR
- 代理机构: Onello & Mello LLP
- 优先权: KR10-2004-0020521 20040325
- 主分类号: H01L21/461
- IPC分类号: H01L21/461 ; H01L21/302
摘要:
This invention provides methods of fabricating semiconductor devices, wherein an alloy layer is formed on a semiconductor substrate to form a substrate structure, which methods include using an aqueous solution diluted ammonia and peroxide mixture (APM) to perform cleaning and/or wet etching treatment steps on the substrate structure.
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