发明授权
- 专利标题: Method of manufacturing free standing perovskite lead scandium tantalate film
- 专利标题(中): 制备自由稳定型铅酸铅薄膜的方法
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申请号: US794443申请日: 1991-11-19
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公开(公告)号: US5198158A公开(公告)日: 1993-03-30
- 发明人: Anil Patel , Roger W. Whatmore
- 申请人: Anil Patel , Roger W. Whatmore
- 申请人地址: GB2
- 专利权人: GEC-Marconi Limited
- 当前专利权人: GEC-Marconi Limited
- 当前专利权人地址: GB2
- 优先权: GBX9025547 19901123
- 主分类号: C01G35/00
- IPC分类号: C01G35/00 ; C04B35/497 ; C23C14/08 ; C23C16/01 ; C23C16/40 ; H01B3/12
摘要:
A method of manufacturing a free standing perovskite lead scandium tantalate film. A film of lead scandium tantalate is formed on a layer of MgO deposited on a sapphire substrate. The MgO layer is etched by phosphoric acid thereby releasing the lead scandium tantalate film from the substrate.
公开/授权文献
- US5761876A Stone wall guide and forming system 公开/授权日:1998-06-09
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