发明申请
- 专利标题: CRYSTALLINE SILICON SOLAR CELL, PRODUCTION METHOD THEREFOR, AND SOLAR CELL MODULE
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申请号: US16160112申请日: 2018-10-15
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公开(公告)号: US20190051777A1公开(公告)日: 2019-02-14
- 发明人: Daisuke Adachi
- 申请人: KANEKA CORPORATION
- 申请人地址: JP Osaka
- 专利权人: KANEKA CORPORATION
- 当前专利权人: KANEKA CORPORATION
- 当前专利权人地址: JP Osaka
- 优先权: JP2016-080195 20160413
- 主分类号: H01L31/046
- IPC分类号: H01L31/046 ; H01L31/0368 ; H01L31/049 ; H01L31/0224 ; H01L31/18
摘要:
A crystalline silicon-based solar cell includes a crystalline silicon substrate having a first principal surface, a second principal surface, and a lateral surface. On the first principal surface is arranged, in the following order, a first intrinsic silicon-based thin-film, a first conductive silicon-based thin-film, a light-receiving-side transparent electrode layer and a light-receiving-side metal electrode. On the second principal surface is arranged, in the following order, a second intrinsic silicon-based thin-film, a second conductive silicon-based thin-film, a back-side transparent electrode layer and a back-side metal electrode. The second conductive silicon-based thin-film has a conductivity-type different from that of the first conductive silicon-based thin-film. Both the first principal surface and the second principal surface are textured. Both the light-receiving-side metal electrode and the back-side metal electrode have a pattern shape. The back-side transparent electrode layer is not provided on a peripheral edge of the second principal surface.
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