Germany's Helmholtz-Zentrum Berlin (HZB) has achieved a world-record 24. 6% efficiency rating for a perovskite-copper indium gallium selenide (CIGS) tandem solar cell. Germany's Fraunhofer Institute for Solar Energy Systems (Fraunhofer ISE) has confirmed the result. Scientists from German research institute HZB have achieved an efficiency of 24. 6% with a perovskite-CIGS tandem solar cell. Germany's Fraunhofer ISE has certified the result, which improves on the 24. 16% efficiency rating the researchers achieved for the same type of cell in August 2020. "By improving the contact layers between ...Den vollständigen Artikel lesen ...
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