Unraveling the deposition/dissolution chemistry of MnO<sub>2</sub> for high-energy aqueous batteries
Xiaolin Ye, Daliang Han, Guangyi Jiang, Changjun Cui, Yong Guo, Yaogang Wang, Zhicheng Zhang, Zhe Weng, Quan‐Hong Yang
Abstract
An electrochemical quartz crystal microbalance (EQCM) was used to in situ reveal the deposition/dissolution chemistry of MnO 2 in aqueous electrolytes, which proceeds by a pH-dependent Mn( iii ) (MnOOH and/or Mn 3+ )-mediated path.
Topics & Concepts
Quartz crystal microbalanceDissolutionAqueous solutionElectrochemistryDeposition (geology)ChemistryElectrolyteCrystal chemistryInorganic chemistryQuartzChemical engineeringMaterials scienceElectrodeCrystal structurePhysical chemistryCrystallographyAdsorptionMetallurgyGeologySedimentEngineeringPaleontologyAdvanced battery technologies researchSupercapacitor Materials and FabricationAdvanced Battery Technologies Research