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Received — 31 May 2026 ⏭

Stable tin–lead perovskite inks for efficient all-perovskite tandems

✇Nature - Energy
By: Tianshu Ma · Yue Zhao · Jingwei Zhu · Xinxing Yin · Yidan An · Cong Chen · Minghui Shang · Huayang Wang · Zhanghao Wu · Yuhui Liu · Chen Chen · Yuxiang Guan · Jincheng Luo · Jing Zhang · Minghui Li · Chuanxiao Xiao · Fang Yao · Qianqian Lin · Zhenhai Yang · Guoyang Cao · Changlei Wang · Dewei Zhao · Xiaofeng Li
26 May 2026 at 01:00

Nature Energy, Published online: 26 May 2026; doi:10.1038/s41560-026-02077-8

Low-bandgap tin–lead perovskites can boost solar cell efficiency but degrade quickly due to tin oxidation. Here the authors add proton-scavenging additives that stabilize inks for over 300 days, enabling 24.06% single cells and 29.56% certified tandem efficiency.

Room temperature buried molecular engineering boosts the photovoltaic performance of wide-bandgap and all-perovskite tandems

✇RSC - Energy Environment
By: Shaopeng Liao · Guang Li · Mengqi Ren · Ying Peng · Weitao Zhao · Zichao Xu · Hongsen Cui · Chen Tao · Haibing Wang · Chen Wang · Fang Yao · Xiaojuan Cao · Jiwei Liang · Mingming Hu · Yansong Ge · Xuzhi Hu · Jian Wen · Weijun Ke · Guojia Fang
16 April 2026 at 00:00

Energy Environ. Sci., 2026, 19,2938-2948
DOI: 10.1039/D6EE00301J, Paper
Shaopeng Liao, Guang Li, Mengqi Ren, Ying Peng, Weitao Zhao, Zichao Xu, Hongsen Cui, Chen Tao, Haibing Wang, Chen Wang, Fang Yao, Xiaojuan Cao, Jiwei Liang, Mingming Hu, Yansong Ge, Xuzhi Hu, Jian Wen, Weijun Ke, Guojia Fang
GBAM is used as buried interface modifier at room temperature. Co-annealing GBAM with perovskite layer optimizes bottom interface of wide-bandgap perovskite, achieving 29.07% for 2-terminal perovskite–perovskite tandem cells.
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