InnovationsNewsProductsRenewable EnergyTechnologyOxford PV Perovskite-Silicon Solar Cell Hits A New Efficiency World RecordVartikaDecember 22, 2018December 21, 2018 by VartikaDecember 22, 2018December 21, 201804UK perovskite solar firm Oxford PV said on Thursday it has achieved a 28% efficiency for a perovskite-silicon tandem solar cell, beating its own world...