Chinese startup claims 20.5% efficiency for mini perovskite PV module

China's UtmoLight has developed a new PV module with an area of just 63.98 cm2 and a 20.5% efficiency rate, as certified by Japan Electrical Safety & Environment Technology Laboratories.Chinese startup Wuxi Utmost Light Technology (UtmoLight) has achieved a 20.5% power conversion efficiency rate in a perovskite-based solar module with an area of 63.98 cm2. The company said Japan Electrical Safety & Environment Technology Laboratories (JET) has certified the results. "Large-area preparation is considered to be the biggest obstacle to the commercialization and mass production of perovskite technology, ...

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