Self‐Organized Fullerene Interfacial Layer for Efficient and Low‐Temperature Processed Planar Perovskite Solar Cells with High UV‐Light Stability

In this Communication, a self‐organization method of [6,6]‐phenyl‐C61‐butyric acid 2‐((2‐(dimethylamino)‐ethyl) (methyl) amino) ethyl ester (PCBDAN) interlayer in between 6,6‐phenyl C61‐butyric acid methyl ester (PCBM) and indium tin oxide (ITO) has been proposed to improve the performance of N–I–P perovskite solar cells (PSCs). The introduction of self‐organized PCBDAN interlayer can effectively reduce the work function of ITO and therefore eliminate the interface barrier between electron transport layer and electrode. It is beneficial for enhancing the charge extraction and decreasing the recombination loss at the interface. By employing this strategy, a highest power conversion efficiency of 18.1% has been obtained with almost free hysteresis. Furthermore, the N–I–P PSCs have excellent stability under UV‐light soaking, which can maintain 85% of its original highest value after 240 h accelerated UV aging. This self‐organization method for the formation of interlayer can not only simplify the fabrication process of low‐cost PSCs, but also be compatible with the roll‐to‐roll device processing on flexible substrates.

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch

Bibliographic citation
Self‐Organized Fullerene Interfacial Layer for Efficient and Low‐Temperature Processed Planar Perovskite Solar Cells with High UV‐Light Stability ; volume:4 ; number:8 ; year:2017 ; extent:7
Advanced science ; 4, Heft 8 (2017) (gesamt 7)

Creator
Xie, Jiangsheng
Yu, Xuegong
Huang, Jiabin
Sun, Xuan
Zhang, Yunhai
Yang, Zhengrui
Lei, Ming
Xu, Lingbo
Tang, Zeguo
Cui, Can
Wang, Peng
Yang, Deren

DOI
10.1002/advs.201700018
URN
urn:nbn:de:101:1-2022092109030285983177
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
15.08.2025, 7:24 AM CEST

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Associated

  • Xie, Jiangsheng
  • Yu, Xuegong
  • Huang, Jiabin
  • Sun, Xuan
  • Zhang, Yunhai
  • Yang, Zhengrui
  • Lei, Ming
  • Xu, Lingbo
  • Tang, Zeguo
  • Cui, Can
  • Wang, Peng
  • Yang, Deren

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