HZB records 32.5% perovskite/silicon tandem cell efficiency

German research centre Helmholtz-Zentrum Berlin (HZB) has claimed a silicon/perovskite tandem cell efficiency record of 32.5%.

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Germany , Italy , German , Steve Albrecht , Bernd Rech , Meyer Burger , Pv Competence Center Pvcom , National Renewable Energy Lab , Zentrum Berlin , European Solar Test Installation ,