Thermodynamic inhibition of bromine-rich phase nucleation in wide-bandgap perovskites for operationally stable tandem solar cells

Yang, Xueying; Yan, Zhongliang; Wang, Shibo; Fu, Pengfei; Deng, Chunyan; Yang, Guang; Lou, Yu; Wang, Zhaojin; Zeng, Miao; Chen, You; Zhou, Zhicong; Ye, Xinyu; Sun, Xiaokang; Shan, Chengwei; Sun, Yuanmiao; Kyaw, Aung Ko Ko; Hu, Hanlin; Shi, Zhifang; Wang, Zaiwei; Yang, Xinbo; Zhang, Xiaohong; Li, Gang; Bai, Yang; Cheng, Hui-Ming

doi:10.1039/d5ee06815k

articleEnergy & Environmental ScienceJan 1, 2026Closed access

Thermodynamic inhibition of bromine-rich phase nucleation in wide-bandgap perovskites for operationally stable tandem solar cells

XYXueying Yang ZYZhongliang Yan SWShibo Wang PFPengfei Fu CDChunyan Deng

Soochow University · Shenzhen Institutes of Advanced Technology · +8 more institutions

Indexed incrossref

Abstract

We report a preemptive stabilization strategy for wide-bandgap perovskites, where K + suppresses Br-rich nucleation thermodynamically and synergizes with SCN − to form a 2D phase at grain boundaries, enabling efficient and stable tandem solar cells.

Citation impact

total citations

FWCI: 35.01
Percentile: 99%
References: 76

Too recent for citation history.

Authors

XY
Xueying YangCorresponding
Soochow University, Shenzhen Institutes of Advanced Technology, Shenzhen Technology University, University of Chinese Academy of Sciences
ZY
Zhongliang Yan
Shenzhen Institutes of Advanced Technology, Shenzhen Technology University, University of Chinese Academy of Sciences
SW
Shibo Wang
Soochow University
PF
Pengfei Fu
Shenzhen Institutes of Advanced Technology, Shenzhen Technology University
CD
Chunyan Deng
Shenzhen Institutes of Advanced Technology, Shenzhen Technology University

Topics & keywords

Topics

Perovskite Materials and Applications96%
solar cell performance optimization1%
Machine Learning in Materials Science0%

Keywords

Tandem
Nucleation
Halide
Phase (matter)
Perovskite (structure)
Obstacle
Commercialization

No related works found for this paper.

Funding

NN
National Natural Science Foundation of China
Awards: 52302333, 62174114, U24A2063
JS
Jiangsu Science and Technology Department
Award: BE2022023
NK
National Key Research and Development Program of China
Award: 2022YFB4200203
SS
Shenzhen Science and Technology Innovation Program
Awards: KQTD20221101093647058, ZDSYS20210706144000003, KJZD20231025152759001
SA
Science and Technology Program of Suzhou
Award: ST202219
BA
Basic and Applied Basic Research Foundation of Guangdong Province
Award: 2023A1515012788