Fig. 3From: Ultrasonic Substrate Vibration-Assisted Drop Casting (SVADC) for the Fabrication of Photovoltaic Solar Cell Arrays and Thin-Film DevicesCurrent density-voltage curve of a planar FTO-coated glass/PEDOT: PSS/CH3NH3PbI3 − x Cl x /PCBM/Al perovskite solar cell made by substrate vibration-assisted drop casting (SVADC)Back to article page