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Author:

孟军华 (孟军华.) (Scholars:孟军华) | 吴瑞 (吴瑞.) | 李艳敏 (李艳敏.)

Indexed by:

incoPat zhihuiya

Abstract:

一种EDTA‑2Na改性电子传输层的钙钛矿太阳能电池及其制备方法属于钙钛矿太阳能电池领域。该钙钛矿太阳能电池自下而上依次包括:衬底、透明导电电极、电子传输层、钙钛矿吸收层、空穴传输层、氧化钼层、顶金属电极,其中电子传输层材料为EDTA‑2Na改性的SnO2。本发明采用EDTA‑2Na对SnO2电子传输层进行改性,一方面EDTA‑2Na中的羧基能够通过酯化反应有效钝化SnO2表面由于氧空位而形成的羟基;另一方面EDTA‑2Na中的Na+能够通过热扩散进入到钙钛矿层中,从而钝化其中的负电荷缺陷,减少由于缺陷所引起的非辐射复合,显著提升EDTA‑2Na改性钙钛矿太阳能电池的光电转换效率和开路电压。

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Patent Info :

Type: 发明申请

Patent No.: CN202211139919.X

Filing Date: 2022-09-20

Publication Date: 2023-03-07

Pub. No.: CN115768143A

Applicants: 北京工业大学

Legal Status: 实质审查

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 7

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