Inhibiting cathode dissolution and shuttling of V–O species using a polybenzimidazole hydrogel electrolyte for durable high-areal-capacity Zn–V<sub>2</sub>O<sub>5</sub> batteries
Zeheng Lv, Rong Tang, Chenxi Sun, Weiwei Meng, Jin Yang, Siyang Li, Qilong Wu, Minghao Zhang, Jinbao Zhao, Yang Yang
Abstract
The PBI hydrogel electrolyte can reduce the amount of free water, minimize proton co-intercalation into the V 2 O 5 host, and prevent the crosstalk of V 10 O 26 (OH) 2 4− between the anode and cathode to enable durable high-areal-capacity Zn–V 2 O 5 batteries.
Topics & Concepts
ElectrolyteDissolutionCathodeChemical engineeringMaterials scienceChemistryElectrodeEngineeringPhysical chemistryAdvanced battery technologies researchTransition Metal Oxide NanomaterialsElectrocatalysts for Energy Conversion