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Abstract:
本发明公开了一种Si基双面三结太阳能电池及其制备方法,包括:N型Si衬底;N型Si衬底的上下表面分别掺杂形成p+‑Si层和n+‑Si层;p+‑Si层上依次形成有GaAs缓冲层、第一隧道结、GaAs子电池、第二隧道结和GaInP子电池,GaInP子电池上形成有减反射膜、欧姆接触层和正面电极;n+‑Si层上形成有减反射膜、欧姆接触层和背面电极。本发明的电池结构集成双面吸收光能和GaAs多结太阳能结构的优势,可最大程度地发挥三结电池的能力,提高太阳能电池的光电转化效率。
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Patent Info :
Type: 发明申请
Patent No.: CN202111228285.0
Filing Date: 2021-10-21
Publication Date: 2022-01-11
Pub. No.: CN113921642A
Applicants: 北京工业大学
Legal Status: 实质审查
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