A highly elastic polysiloxane-based polymer electrolyte for all-solid-state lithium metal batteries
Chengyin Fu, Mihail Iacob, Yauhen Sheima, Corsin Battaglia, Léo Duchêne, Lukas Seidl, Dorina M. Opris, Arndt Remhof
Abstract
An elastic electrolyte with a <italic>T</italic><sub>g</sub> = −51 °C, an ionic conductivity of 4.8 × 10<sup>−5</sup> S cm<sup>−1</sup>, and a transference number of 0.53 showed a high initial capacity of 134 mA h g<sup>−1</sup> and 75% capacity retention after 150 cycles at 0.1 mA cm<sup>−2</sup> at 60 °C in a full cell.
Topics & Concepts
ElectrolyteIonic conductivityLithium (medication)PolymerLithium metalMetalMaterials scienceIonic bondingConductivityChemistryInorganic chemistryPhysical chemistryIonComposite materialElectrodeOrganic chemistryMetallurgyEndocrinologyMedicineAdvancements in Battery MaterialsAdvanced Battery Materials and TechnologiesThermal Expansion and Ionic Conductivity