Published in
Royal Society of Chemistry, Journal of Materials Chemistry C Materials for optical and electronic devices, 34(9), p. 11324-11330, 2021
DOI: 10.1039/d1tc01077h
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Effective defect passivation of CsPbBr<sub>3</sub> quantum dots using gallium cations toward the fabrication of bright perovskite LEDs
Journal article published in 2021 by
Jiantai Wang 
,
Yushuai Xu,
Shenghan Zou,
Chao Pang ,
Ruimin Cao,
Zhangxu Pan,
Chan Guo,
Shiben Hu ,
Jiucheng Liu,
Zhiyuan Xie,
Zheng Gong
,
Yushuai Xu,
Shenghan Zou,
Chao Pang ,
Ruimin Cao,
Zhangxu Pan,
Chan Guo,
Shiben Hu ,
Jiucheng Liu,
Zhiyuan Xie,
Zheng Gong
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Abstract
Trivalent gallium cations are introduced to passivate the surface defects of the CsPbBr3 QDs. The resultant Ga-modified perovskite QDs are used to fabricate perovskite LEDs, which exhibit remarkably improved brightness and stability, compare with pristine QD-derived devices.