发明授权
- 专利标题: Forming high-k dielectric layers on smooth substrates
- 专利标题(中): 在光滑衬底上形成高k电介质层
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申请号: US11998236申请日: 2007-11-29
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公开(公告)号: US07615441B2公开(公告)日: 2009-11-10
- 发明人: Justin K. Brask , Jack Kavalieros , Mark L. Doczy , Matthew V. Metz , Suman Datta , Uday Shah , Gilbert Dewey , Robert S. Chau
- 申请人: Justin K. Brask , Jack Kavalieros , Mark L. Doczy , Matthew V. Metz , Suman Datta , Uday Shah , Gilbert Dewey , Robert S. Chau
- 申请人地址: US CA Santa Clara
- 专利权人: Intel Corporation
- 当前专利权人: Intel Corporation
- 当前专利权人地址: US CA Santa Clara
- 代理机构: Trop, Pruner & Hu, P.C.
- 主分类号: H01L21/8242
- IPC分类号: H01L21/8242
摘要:
A buffer layer and a high-k metal oxide dielectric may be formed over a smooth silicon substrate. The substrate smoothness may reduce column growth of the high-k metal oxide gate dielectric. The surface of the substrate may be saturated with hydroxyl terminations prior to deposition.
公开/授权文献
- US20080087985A1 Forming high-K dielectric layers on smooth substrates 公开/授权日:2008-04-17
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