发明申请
- 专利标题: PRODUCTION OF A SEMICONDUCTOR DEVICE HAVING AT LEAST ONE COLUMN-SHAPED OR WALL-SHAPED SEMICONDUCTOR ELEMENT
- 专利标题(中): 具有至少一个柱形或半透明半导体元件的半导体器件的生产
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申请号: US14357583申请日: 2012-11-09
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公开(公告)号: US20140312301A1公开(公告)日: 2014-10-23
- 发明人: Oliver Brandt , Lutz Geelhaar , Vladimir Kaganer , Martin Woelz
- 申请人: Forschungsverbund Berlin e.V.
- 申请人地址: DE Berlin
- 专利权人: Forschungsverbund Berlin e.V.
- 当前专利权人: Forschungsverbund Berlin e.V.
- 当前专利权人地址: DE Berlin
- 优先权: DE102011118273.3 20111111
- 国际申请: PCT/EP2012/004667 WO 20121109
- 主分类号: H01L29/12
- IPC分类号: H01L29/12 ; H01L31/0352 ; H01L29/16 ; H01L33/06 ; H01L29/04 ; H01L29/20
摘要:
Described is a method for producing a semiconductor device (100), in which at least one column-shaped or wall-shaped semiconductor device (10, 20) extending in a main direction (z) is formed on a substrate (30), wherein at least two sections (11, 13, 21, 23) of a first crystal type and one section (12, 22) of a second crystal type therebetween are formed in an active region (40), each section with a respective predetermined height (h1, h2), wherein the first and second crystal types have different lattice constants and each of the sections of the first crystal type has a lattice strain which depends on the lattice constants in the section of the second crystal type. According to the invention, at least a height (h2) of the section (12, 22) of the second crystal type and a lateral thickness (D) of the active region (40) is formed perpendicular to the main direction, in such a manner that the lattice strain in one of the sections (11) of the first crystal type also depends on the lattice constants in the other section (13) of the first crystal type. A semiconductor device (100) is also described, having at least one column-shaped or wall-shaped semiconductor element (10, 20) on a substrate (30), which can be produced in particular by means of the stated method.
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