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perovskite/CIGS tandem cell

HZB hits 23.26% efficiency with CIGS-perovskite tandem cell

Scientists from the Helmholtz Zentrum Berlin research institute this morning presented a new world record efficiency for a tandem cell combining CIGS and perovskite technology at the EU PVSEC conference in Marseille. The development of an organic coating layer between the two semiconductors was key.

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