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Closed-loop regeneration of battery-grade FePO4 from lithium extraction slag of spent Li-ion batteries via phosphoric acid mixture selective leaching

Materials ScienceChemical EngineeringEngineeringLi-ion Battery MaterialsClosed-loop RegenerationLithium-ion BatteryLithium-ion BatteriesLithium Extraction SlagEnergy StorageBattery-grade Fepo4Electrochemical Energy StorageBatteriesElectrochemistry