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Fig. 4 | Nanoscale Research Letters

Fig. 4

From: 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

Fig. 4

LSV curves of a pristine Fe2O3 electrode with varying deposition time, b pristine Fe2O3 and Fe2O3-Au electrodes with different Au sputtering time, and c pristine Fe2O3 and modified Fe2O3. d Photocurrent responses of pristine Fe2O3 and modified Fe2O3 at an applied potential of 0.4 V. Electrolyte, 1 M KOH solution, illumination: a 300 W Xe lamp coupled with an AM 1.5 filter

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