Constructing an n/n <sup>+</sup> homojunction in a monolithic perovskite film for boosting charge collection in inverted perovskite photovoltaics

Lu, Yan-Na; Zhong, Jun‐Xing; Yu, Yinye; Chen, Xi; Yao, Chan‐Ying; Zhang, Chengxi; Yang, Meifang; Feng, Wenhuai; Jiang, Yong; Tan, Ying; Gong, Li; Wei, Xingzhan; Zhou, Yecheng; Wang, Lianzhou; Wu, Wu‐Qiang

doi:10.1039/d1ee00918d

Public

Constructing an n/n + homojunction in a monolithic perovskite film for boosting charge collection in inverted perovskite photovoltaics

Published in Energy & Environmental Science • Jan 1, 2021

Authors:

Yan-Na Lu

Jun‐Xing Zhong

Yinye Yu

Abstract

A simple heterovalent metal halide surface treatment enables formation of n/n + perovskite homojunction, which enlarged built-in electric field and accelerated charge extraction at the perovskite/C 60 interface, achieving a high efficiency of 22.2%.

Subject

Homojunction

Perovskite (structure)

Halide

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