High-concentration LiPF<sub>6</sub>/sulfone electrolytes: structure, transport properties, and battery application
Yosuke Ugata, Yichuan Chen, Shuhei Miyazaki, Shohei Sasagawa, Kazuhide Ueno, Masayoshi Watanabe, Kaoru Dokko
Abstract
LiPF 6 and sulfolane form a stable crystalline solvate at a 1 : 4 molar ratio; however, the partial substitution of sulfolane with another sulfone suppresses solvate crystallization, enabling its use as a liquid electrolyte in Li batteries.
Topics & Concepts
SulfolaneSulfoneElectrolyteChemistryBattery (electricity)Ternary operationLithium (medication)Inorganic chemistryOrganic chemistrySolventPhysical chemistryThermodynamicsPower (physics)Programming languagePhysicsMedicineEndocrinologyElectrodeComputer scienceAdvanced Battery Materials and TechnologiesAdvancements in Battery MaterialsIonic liquids properties and applications