Fig. 1From: Revealing the output power potential of bifacial monolithic all-perovskite tandem solar cellsa Schematic illustration and b cross-sectional scanning electron microscopy image of bifacial monolithic all-perovskite tandems. c-f Photovoltaic parameters for bifacial tandems with various bandgaps of wide-bandgap perovskite and monofacial tandems with bandgap of 1.77 eV (denoted as1.77-Mono), tested without and with 30 mW cm−2 rear irradiance (RI)Back to article page