Fig. 7From: Tailoring the Mesoscopic TiO2 Layer: Concomitant Parameters for Enabling High-Performance Perovskite Solar CellsSchematic illustration demonstrating the roles of PS template and TiO2 blocking layer on the solar cell performance. The effects of nanostructural engineering by mesoporous TiO2 (mp-TiO2) and blocking (bl-TiO2) layers are illustratedBack to article page