Efficiency enhancement by defect engineering in perovskite photovoltaic cells prepared using evaporated PbI2/CH3NH3I multilayers1. Issue 17 (7th May 2015) - Ng, Annie
Abstract CH3NH3PbI3-based devices exhibiting a PCE of 12.5% have been achieved by annealing the evaporated precursor multilayers and treating the device constituent layers in a well controlled atmosphere.