Electrochemically grown Fe<sub>2</sub>O<sub>3</sub>/Fe<sub>3</sub>O<sub>4</sub> heterostructure nanotubes with In<sub>2</sub>O<sub>3</sub> induced tandem internal electric fields for enhanced photoelectrochemical water oxidation
Xiaohui Yan, Gang Li, Kai Shen, Congwei Wang, Kaiying Wang
Abstract
The tandem internal electric field constructed by nanotubular Fe 2 O 3 /Fe 3 O 4 /In 2 O 3 heterojunction leads to effective carrier separation and redistribution, via which the OER activation barrier could be optimized with enhanced PEC performance.
Topics & Concepts
TandemHeterojunctionMaterials scienceRedistribution (election)Electric fieldAnalytical Chemistry (journal)OptoelectronicsChemistryChromatographyPhysicsPoliticsLawComposite materialQuantum mechanicsPolitical scienceIron oxide chemistry and applications