Fig. 2From: Enhanced photoelectrocatalytic performance of α-Fe2O3 thin films by surface plasmon resonance of Au nanoparticles coupled with surface passivation by atom layer deposition of Al2O3 a Top view of α-Fe2O3 with electrodeposition time of 180 s; cross-sectional view of α-Fe2O3 with different deposition time b 120 s; c 180 s; d 360 s, the electrodeposition current is 20 mA · cm−2 Back to article page