Breakthrough In Solar Energy Technology With Cesium Doping Strategy
Researchers at Nanchang University in China have developed a new cesium-doping strategy that has enabled perovskite solar cells to reach a certified efficiency of 26.61%, a significant improvement over previous designs. The new approach involves adding a novel chemical additive to perovskite films, which stabilizes the crystal structure and enhances both efficiency and thermal stability. According to the study published in Nature Energy, the devices achieved a certified efficiency of 26.61% and retained 95% of their initial efficiency after 1,500 hours at 85°C, indicating improved durability and potential for broader photovoltaic application. This development was first reported by Tech Xplore.