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]

Core Insights - The research team at Hainan University has achieved a breakthrough in perovskite solar cell technology, with a steady-state photoelectric conversion efficiency of 27.32%, marking a significant advancement in the third-generation photovoltaic technology field [1] - Perovskite materials, characterized by their specific crystal structure, exhibit high absorption and conversion efficiency for visible light, enabling effective energy conversion [1] - The production process of perovskite solar cells is energy-efficient and cost-effective, resembling the printing process, which allows for the recycling of organic solvents used in the manufacturing [1] Group 1 - The perovskite solar cells are lightweight and flexible, capable of generating electricity even in low-light conditions, such as cloudy weather [1] - The team is exploring various applications for perovskite solar cells, including portable electronic devices and architectural integration, with a focus on aesthetic and practical uses [2] - A 1% increase in average photovoltaic efficiency across the country could lead to a 5% to 7% reduction in electricity costs, highlighting the economic impact of efficiency improvements [2] Group 2 - The new perovskite solar cell technology can produce over 200 million kilowatt-hours more electricity annually compared to mainstream products with 25% efficiency, showcasing its potential for large-scale energy generation [2] - The team is collaborating with material experts to develop flexible, semi-transparent perovskite solar cells for use in agricultural settings, such as greenhouses, to optimize temperature and light conditions for fruit cultivation [2] - The versatility of perovskite materials allows for customization in color and application, enabling integration into building facades and wearable technology, thus enhancing the appeal and functionality of clean energy solutions [2]

拿在手上，轻如纸片；稍加用力拉扯弯曲，黑色薄膜安然无恙，上面的小灯珠依然亮着白光。 "看，这片钙钛矿太阳能电池正在发电。"海南大学研究员荣耀光说，钙钛矿太阳能电池具有柔性、质轻 等特点，在阴天等弱光条件下也能发电。不久前，经国家光伏产业计量测试中心认证，海南大学可再生 能源光电材料与器件团队自主研发的单结钙钛矿电池稳态光电转换效率达27.32%，在较短时间内取得 了第三代光伏技术领域的突破。 钙钛矿是什么？钙钛矿不是一种矿物质，而是具有特定晶体结构材料的总称，因最早发现于钙钛矿石中 的钛酸钙化合物而得名。钙钛矿对可见光有非常高的吸收和转化效率，能够高效地将光能转化为电能。 钙钛矿配置成"墨水"后，便可以在多种材料上"作画"。该团队还设计了重量仅12克的电池模组等，以适 应便携电子设备、景观建筑等不同场景需要。 数值的小变化，可能带来生活的大改变。根据测算，全国光伏平均效率提升1%，度电成本可降低5%至 7%。海南在建的渔光互补项目中，相较于效率25%的主流产品，应用同等面积的新成果，每年能多发 电2亿多千瓦时。目前，团队正和材料专家合作，定制透红光光谱的柔性半透明钙钛矿太阳能电池，接 下来可用于水果大棚，智能 ...

Core Insights - The research team at Hainan University has achieved a significant breakthrough in perovskite solar cells, with a steady-state photoelectric conversion efficiency of 27.32%, marking a new record in the third-generation photovoltaic technology field [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 weather [1] - The structure of perovskite materials allows for longer carrier diffusion lengths and higher carrier mobility, enabling more efficient energy conversion [1] - The production process of perovskite solar 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 reduce electricity costs by 5% to 7% [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 applications, including aesthetic integration into building facades and portable electronic devices [2] - The research team aims to explore more applications for perovskite solar cells, leveraging their lightweight and flexible characteristics to enhance clean energy technology in everyday life [2]

Group 1 - An innovative team consisting of a private enterprise from Zhejiang and two universities has proposed a coating innovation technology for perovskite solar cell materials [1] - This technology has achieved stable mass production of square meter-level perovskite modules, marking a significant transition from laboratory research to large-scale application of perovskite technology [1] - The research findings were published in the journal "Science" on May 22 [1]