Zinc ion trapping in a cellulose hydrogel as a solid electrolyte for a safe and flexible supercapacitor
Lvye Yang, Lian Song, Yijun Feng, Mengjue Cao, Pengcheng Zhang, Xiong‐Fei Zhang, Jianfeng Yao
Abstract
High concentrated ZnCl<sub>2</sub> is trapped in a biodegradable cellulose hydrogel as electrolyte for a flexible zinc-ion hybrid supercapacitor (ZHS). Such ZHS has a wide electrochemical potential window and extremely high energy/power density.
Topics & Concepts
SupercapacitorElectrolyteZincMaterials scienceCelluloseElectrochemistryPower densityIonEnergy storageEnergy densityChemical engineeringInorganic chemistryElectrodeMetallurgyChemistryPower (physics)Organic chemistryPhysical chemistryPhysicsTheoretical physicsEngineeringQuantum mechanicsAdvanced battery technologies researchSupercapacitor Materials and FabricationAdvanced Battery Materials and Technologies