Regulated iron corrosion towards fabricating large-area self-supporting electrodes for an efficient oxygen evolution reaction
Xupo Liu, Xuyun Guo, Mingxing Gong, Tonghui Zhao, Jian Zhang, Ye Zhu, Deli Wang
Abstract
Regulated iron corrosion is used to prepare an oxygen evolution electrode with OER activity of affording a low overpotential of 291 mV to reach 500 mA cm −2 and long-term durability for 100 h. The corrosion mechanisms are studied systematically.
Topics & Concepts
OverpotentialCorrosionOxygen evolutionElectrodeOxygenMaterials scienceDurabilityMetallurgyClark electrodeChemical engineeringChemistryElectrochemistryComposite materialEngineeringOrganic chemistryPhysical chemistryElectrolyteElectrocatalysts for Energy ConversionElectrochemical Analysis and ApplicationsAdvanced battery technologies research