Researchers at Uppsala University in Sweden have fabricated a chalcopyrite (CuGaSe 2 or CGSe) solar cell by using silver (Ag) to alloy the device absorber. “The aim of our current EU-funded ...
Japanese scientists have built a chalcopyrite PV device for tandem solar cells and water splitting for hydrogen generation. The device has a power conversion efficiency of 11.05%, an open-circuit ...