我国科研团队打破单结钙钛矿电池效率纪录

Core Viewpoint - The research team at Hainan University has achieved a significant breakthrough in perovskite solar cell technology, with a steady-state photoelectric conversion efficiency of 27.32%, marking a new record in the field of third-generation photovoltaic technology [1] Group 1: Technology and Innovation - Perovskite solar cells are lightweight, flexible, and capable of generating electricity even in low-light conditions, such as cloudy days [1] - The structure of perovskite materials allows for longer carrier diffusion lengths and higher carrier mobility, resulting in more efficient electricity output [1] - The production process of perovskite cells is energy-efficient and cost-effective, resembling the printing of newspapers, which contrasts with the high-temperature melting process of traditional silicon cells [1] Group 2: Market Impact and Applications - A 1% increase in average photovoltaic efficiency across the country could lead to a 5% to 7% reduction in electricity costs [2] - The new perovskite technology can generate over 200 million kilowatt-hours more electricity annually compared to mainstream products with 25% efficiency in ongoing projects in Hainan [2] - The team is developing flexible, semi-transparent perovskite solar cells for use in greenhouses, which can intelligently regulate temperature and light to enhance fruit sweetness [2] Group 3: Future Prospects - The versatility of perovskite materials allows for various color adaptations, enabling applications in building facades and wearable technology, such as charging mobile devices [2] - The research team aims to explore more application scenarios for perovskite solar cells, leveraging their lightweight and flexible characteristics to enhance clean energy technology in everyday life [2]