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A 1.9-V all-organic battery-supercapacitor hybrid device with high rate capability and wide temperature tolerance in a metal-free water-in-salt electrolyte

High Rate CapabilityChemical EngineeringElectrical EngineeringSupercapacitorsEngineeringEnergy StorageSupercapacitorElectrochemical Energy StorageWide Temperature ToleranceElectrochemical Double Layer CapacitorMetal-free Water-in-salt ElectrolyteElectrochemistry