校企协作实现我国柔性钙钛矿光伏电池新突破

Core Insights - Nanjing University research team led by Professor Tan Hairen has made significant advancements in flexible perovskite solar cells, narrowing the efficiency gap with rigid perovskite solar cells through a new "gas quenching-assisted in-situ coating technology" [1] - The research highlights the potential of perovskite materials as a next-generation photovoltaic technology, offering advantages over traditional silicon materials, such as lightweight, ease of preparation, and flexibility [1][3] - The team aims to transition laboratory results into industrial applications, with ongoing collaboration with Renshuo Energy (Suzhou) Co., Ltd. to address challenges in scaling production [1][4] Research and Development - The study emphasizes the need for innovative approaches to repair defects in perovskite films, suggesting that additives should be applied after defects occur rather than mixed in beforehand [3] - The research team successfully demonstrated the application of additives under gas quenching conditions to improve film uniformity and defect repair [4] - A joint laboratory has been established between Nanjing University and Renshuo Energy to facilitate collaboration and address production challenges, including substrate flatness and coating speed [4] Industrial Application - The team has successfully transferred the in-situ coating technology to industrial-grade slot-die coating equipment, achieving the formation of wide-bandgap perovskite films on flexible substrates exceeding 800 square centimeters in a single pass [4] - Future plans include further enhancing the collaboration model to produce larger area and higher efficiency flexible perovskite solar cells, aiming for quicker market entry of the technology [4]