CIGS-perovskite tandem solar module with 21.1% efficiency

German scientists have built a tandem perovskite-CIGS panel measuring 9 square centimeters, with organometallic perovskites for the top module.

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Germany ,Jan Philipp Becker ,Materials Research ,Hydrogen Research Baden ,Germany Center ,Solar Energy ,Head Of Department Photovoltaics ,Hydrogen Research Baden W ,Philipp Becker ,Department Photovoltaics ,