Highly flexible reduced graphene oxide@polypyrrole–polyethylene glycol foam for supercapacitors
Chaoyue Cai, Jialong Fu, Chengyan Zhang, Cheng Wang, Rui Sun, Shu-Fang Guo, Fan Zhang, Mingyan Wang, Yuqing Liu, Jun Chen
Abstract
and 95% capacitance retention over 4000 cycles. The device exhibits extraordinary mechanical flexibility and showed negligable capacitance loss during or after 1000 bending cycles, highlighting its great potential in wearable energy devices.
Topics & Concepts
SupercapacitorMaterials scienceCapacitancePolyethylene glycolGrapheneElectrodePEG ratioPolypyrroleChemical engineeringElectrochemistryOxideComposite materialNanotechnologyPolymerChemistryMetallurgyFinanceEconomicsPhysical chemistryEngineeringPolymerizationSupercapacitor Materials and FabricationConducting polymers and applicationsAdvanced Sensor and Energy Harvesting Materials