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Received — 16 July 2026 ⏭ Nature - Energy

Controlled solid-state crystallization with formamidinium acetate for fully vacuum-deposited perovskite solar cells

✇Nature - Energy
By: Yutian Xu · Tengfei Pan · Xiaorong Shi · Yajing Li · Xinwu Ke · Junhao Liu · Na Meng · Yuanhao Cui · Ziqiang Wang · Kui Xu · Xue Min · Zhelu Hu · Lingfeng Chao · Wei Zhu · Chao Ma · Nana Wang · Qingxun Guo · Yingdong Xia · Yonghua Chen · Wei Huang
14 July 2026 at 01:00

Nature Energy, Published online: 14 July 2026; doi:10.1038/s41560-026-02093-8

Vacuum-processed perovskite solar cells show promise, yet their efficiency remains limited. Xu et al. use formamidinium acetate to promote perovskite crystallization, achieving a 25.5% power conversion efficiency and 1,000 h operational stability.
Received — 9 June 2026 ⏭ Nature - Energy
Received — 31 May 2026 ⏭ Nature - Energy

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.
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