Suppression of hydrogen evolution at catalytic surfaces in aqueous lithium ion batteries
Fei Wang, Chuan‐Fu Lin, Xiao Ji, Gary W. Rubloff, Chunsheng Wang
Abstract
We investigated the catalytic activity of different coating layers and put forward a selection criterion for surface layers. Al<sub>2</sub>O<sub>3</sub> could effectively suppress HER and enable the cycling of Li<sub>4</sub>Ti<sub>5</sub>O<sub>12</sub> anode in water-in-salt electrolyte, with a capacity of 145 mA h g<sup>−1</sup>.
Topics & Concepts
CatalysisAnodeLithium (medication)ElectrolyteAqueous solutionIonCoatingMaterials scienceHydrogenInorganic chemistrySalt (chemistry)Chemical engineeringChemistryNanotechnologyElectrodePhysical chemistryEngineeringEndocrinologyOrganic chemistryMedicineBiochemistryAdvancements in Battery MaterialsAdvanced Battery Materials and TechnologiesAdvanced battery technologies research