Characterization and Treatment of Titanium Dioxide via Ultrasonic Process with Melastoma malabathricum as Sustainable Sensitizer for Photovoltaic Solar Cell
Figure 8
(a) Thickness and surface roughness of untreated TiO2 thin film by Surface Profiler (width = 1567.8 µm, height = −11.487 µm, TIR = 35.649 µm). (b) Thickness and surface roughness of treated TiO2 thin film by Surface Profiler (width = 654.72 µm, height = −6.2984 µm).