Fig. 5From: Electrodeposition of SnO2 on FTO and its Application in Planar Heterojunction Perovskite Solar Cells as an Electron Transport LayerVarious analyses for the films. (a) CV curves in redox solution system and (b) transmission spectra of bare FTO and SnO2 films electrodeposited at different bath temperatures in redox solution system. (c) XPS Sn 3d spectrum of thermally treated SnO2 filmBack to article page