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  1. No Access

    Article

    Barrier reinforcement for enhanced perovskite solar cell stability under reverse bias

    Stability of perovskite solar cells (PSCs) under light, heat, humidity and their combinations have been notably improved recently. However, PSCs have poor reverse-bias stability that limits their real-world ap...

    Nengxu Li, Zhifang Shi, Chengbin Fei, Haoyang Jiao, Mingze Li, Hangyu Gu… in Nature Energy (2024)

  2. No Access

    Article

    Multifunctional entinostat enhances the mechanical robustness and efficiency of flexible perovskite solar cells and minimodules

    Flexible perovskite solar cells have attracted substantial attention owing to their promises for soft and high power–weight compatibility. However, the inferior quality of the buried perovskite–substrate inter...

    Wenzhan Xu, Bo Chen, Zhao Zhang, Ye Liu, Yeming **an, **aoming Wang… in Nature Photonics (2024)

  3. No Access

    Article

    Ammonium cations with high pKa in perovskite solar cells for improved high-temperature photostability

    Phenethylammonium (PEA+) and butylammonium (BA+) are widely used in three-dimensional (3D) perovskites to form two-dimensional perovskites at film surfaces and grain boundaries (GBs) for defect passivation and pe...

    Mengru Wang, Zhifang Shi, Chengbin Fei, Zhewen J. D. Deng, Guang Yang… in Nature Energy (2023)

  4. No Access

    Article

    Design optimization of bifacial perovskite minimodules for improved efficiency and stability

    The efficiency and stability of bifacial perovskite solar modules are still relatively low. Here we report bifacial minimodules with front efficiency comparable to opaque monofacial counterparts, while gaining...

    Hangyu Gu, Chengbin Fei, Guang Yang, Bo Chen, Md Aslam Uddin… in Nature Energy (2023)

  5. No Access

    Article

    Self-powered perovskite photon-counting detectors

    Metal-halide perovskites (MHPs) have been successfully exploited for converting photons to charges or vice versa in applications of solar cells, light-emitting diodes and solar fuels1–3, for which all these appli...

    Ying Zhou, Chengbin Fei, Md Aslam Uddin, Liang Zhao, Zhenyi Ni, **song Huang in Nature (2023)

  6. No Access

    Article

    Evolution of defects during the degradation of metal halide perovskite solar cells under reverse bias and illumination

    The efficiency and stability of perovskite solar cells are essentially determined by defects in the perovskite layer, yet their chemical nature and linking with the degradation mechanism of devices remain uncl...

    Zhenyi Ni, Haoyang Jiao, Chengbin Fei, Hangyu Gu, Shuang Xu, Zhenhua Yu… in Nature Energy (2022)

  7. Article

    Open Access

    Recycling lead and transparent conductors from perovskite solar modules

    Perovskite photovoltaics are gaining increasing common ground to partner with or compete with silicon photovoltaics to reduce cost of solar energy. However, a cost-effective waste management for toxic lead (Pb...

    Bo Chen, Chengbin Fei, Shangshang Chen, Hangyu Gu, Xun **ao… in Nature Communications (2021)

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  8. No Access

    Article

    Titanium dioxide nanowires modified tin oxide hollow spheres for dye-sensitized solar cells

    Tin oxide (SnO2) hollow spheres modified with titanium dioxide (TiO2) nanowires (NWs) synthesized by sequential hydrothermal reactions were investigated as photoanodes for dye-sensitized solar cells. Not only doe...

    Yajie Wang, Chengbin Fei, Rong Zhang, Lixue Guo, Ting Shen… in MRS Communications (2016)

  9. Article

    Open Access

    Enhanced Performance of PbS-quantum-dot-sensitized Solar Cells via Optimizing Precursor Solution and Electrolytes

    This work reports a PbS-quantum-dot-sensitized solar cell (QDSC) with power conversion efficiency (PCE) of 4%. PbS quantum dots (QDs) were grown on mesoporous TiO2 film using a successive ion layer absorption and...

    Jianjun Tian, Ting Shen, **aoguang Liu, Chengbin Fei, Lili Lv… in Scientific Reports (2016)

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