发明申请
- 专利标题： SEMICONDUCTOR SUBSTRATE FOR SOLAR CELL AND SOLAR CELL
- 专利标题（中）： 太阳能电池和太阳能电池的半导体衬底
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申请号： US13274481申请日： 2011-10-17
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公开(公告)号： US20120090675A1公开(公告)日： 2012-04-19
- 发明人: Seunghwan Shim , Jinah Kim , Jeongbeom Nam , Indo Chung , Juhong Yang , Hyungwook Choi , Ilhyoung Jung , Hyungjin Kwon
- 申请人： Seunghwan Shim , Jinah Kim , Jeongbeom Nam , Indo Chung , Juhong Yang , Hyungwook Choi , Ilhyoung Jung , Hyungjin Kwon
- 优先权： KR10-2010-0101512 20101018
- 主分类号： H01L31/0352
- IPC分类号： H01L31/0352 ; H01L29/04 ; H01L31/0368 ; H01L29/36
摘要：
A solar cell include a polycrystalline semiconductor substrate of a p-type, an emitter region of an n-type and forming a p-n junction with the polycrystalline semiconductor substrate, a first electrode connected to the emitter region, and a second electrode connected to the polycrystalline semiconductor substrate, wherein the polycrystalline semiconductor substrate has a pure p-type impurity concentration of substantially 7.2×1015/cm3 to 3.5×1016/cm3.
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