Cubane Ru4(CO)8 cluster containing 4 pyridine-methanol ligands as a highly efficient photoelectrocatalyst for oxygen evolution reaction from water

作者: Pradeep Mathur , Pradeep Mathur , Shaikh M. Mobin , Ajeet Singh , Neha Choudhary

DOI: 10.1016/J.JORGANCHEM.2021.121769

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摘要: Abstract The preparation of Ru4 ruthenium-cubane cluster [Ru4(hmp)4(CO)8] 1 containing four 2-pyCH2O-bridged ligands (hmp) is described along with its remarkable application in a photoelectrochemical cell (PEC) as an efficient anodic material for solar water splitting. catalyst assembly undergoes light-driven oxidation at pH 13.5 1M NaOH. With illumination using white light source 100 mW cm−2, photocurrents up to 0.44 mA cm−2 were observed under 0.95 V vs Ag/AgCl applied bias Faradaic efficiency O2 production 91.9 %. result establishes important candidate electrodes photocatalytic

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