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https://publica.fraunhofer.de/entities/publication/9d668a4d-065f-4d27-9004-9b5ad117bf53 Characterizing GaInP/GaInAs/Ge multijunction solar cells with electroluminescence We show how characterization of GaInP/GaInAs/Ge multijunction solar cells benefits from the use of electroluminescence (EL) measurements. Usual... solar cellscharacterizinggainasmultijunctionelectroluminescence