Identifying the role of Zn self-dissolution in the anode corrosion process in Zn-ion batteries
Yi Yuan, Zixuan Li, Rongyu Deng, Shengda D. Pu, Marc Walker, Mingzhi Cai, Feixiang Wu, Peter G. Bruce, Alex W. Robertson
Abstract
The degradation and corrosion of zinc metal anodes in aqueous electrolytes is severe, even when at rest. We uncover that the self-dissolution of zinc, and the ensuing change in local pH, is a necessary prerequisite for corrosion product formation.
Topics & Concepts
DissolutionAnodeCorrosionGalvanic anodeIonMaterials scienceMetallurgyProcess (computing)ChemistryCathodic protectionChemical engineeringComputer scienceElectrodeEngineeringPhysical chemistryOperating systemOrganic chemistryExtraction and Separation ProcessesAdvanced battery technologies researchZnO doping and properties