IPVF, TU Delft achieve 31% efficiency for 4 cm2 perovskite-silicon tandem solar cell - pv magazine Global
Researchers from IPVF and TU Delft have achieved 31% efficiency on a 4 cm² two-terminal perovskite-silicon tandem solar cell using nanotextured silicon heterojunction bottom cells and ambient-air slot-die coated perovskite layers.