Anti-freezing hydrogel electrolyte with a regulated hydrogen bond network enables high-rate and long cycling zinc batteries
Shaojie Guo, Mengyu Yan, Dong Xu, He Pan, Kaijian Yan, Jiexin Zhu, Yongkun Yu, Zeya Peng, Yanzhu Luo, Feifei Cao
Abstract
1,2-Propylene glycol modulates the hydrogen bond network and solvation sheath structure of polyacrylamide hydrogel electrolytes, reducing solvent–solvent interactions, promoting uniform Zn 2+ deposition, and enhancing AZIB cycling stability.
Topics & Concepts
ElectrolyteCyclingZincChemical engineeringMaterials scienceHydrogenTemperature cyclingChemistryInorganic chemistryMetallurgyElectrodeOrganic chemistryEngineeringPhysical chemistryThermodynamicsHistoryPhysicsThermalArchaeologySupercapacitor Materials and FabricationAdvanced Battery Materials and TechnologiesAerogels and thermal insulation