{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Wang X"],"funding":["National Natural Science Foundation of China (National Science Foundation of China)"],"pagination":["2536"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC11909254"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["16(1)"],"pubmed_abstract":["The ether-based electrolytes are acknowledged for their compatibility with a diverse array of sodium-ion battery anodes, as well as their capability to enable efficient and reversible electrochemical reactions. However, they encounter a challenge of oxidation at high voltages. We find that a standard diglyme-based electrolyte starts to oxidize and break down at voltages exceeding 3.9 V (vs. Na<sup>+</sup>/Na). This deterioration is attributed to the nucleophilic nature of the diglyme solvent and the presence of oxygen atoms that possess two unpaired electrons. To address this issue, we incorporate foreign anions into the electrolyte system to passivate the reactive sites of terminal H on diglyme solvents, inhibiting further dehydrogenation and oxidation during battery operation. The constr"],"journal":["Nature communications"],"pubmed_title":["Anion-mediated approach to overcome oxidation in ether electrolytes for high-voltage sodium-ion batteries."],"pmcid":["PMC11909254"],"funding_grant_id":["22272080"],"pubmed_authors":["Jing Y","Xia H","Liu Z","Guo Z","Yang M","Zhu X","Chen Y","Wang X","Fan Q","Wang L"],"additional_accession":[]},"is_claimable":false,"name":"Anion-mediated approach to overcome oxidation in ether electrolytes for high-voltage sodium-ion batteries.","description":"The ether-based electrolytes are acknowledged for their compatibility with a diverse array of sodium-ion battery anodes, as well as their capability to enable efficient and reversible electrochemical reactions. However, they encounter a challenge of oxidation at high voltages. We find that a standard diglyme-based electrolyte starts to oxidize and break down at voltages exceeding 3.9 V (vs. Na<sup>+</sup>/Na). This deterioration is attributed to the nucleophilic nature of the diglyme solvent and the presence of oxygen atoms that possess two unpaired electrons. To address this issue, we incorporate foreign anions into the electrolyte system to passivate the reactive sites of terminal H on diglyme solvents, inhibiting further dehydrogenation and oxidation during battery operation. The constr","dates":{"release":"2025-01-01T00:00:00Z","publication":"2025 Mar","modification":"2025-04-05T12:37:03.453Z","creation":"2025-04-05T12:37:03.453Z"},"accession":"S-EPMC11909254","cross_references":{"pubmed":["40087282"],"doi":["10.1038/s41467-025-57910-7"]}}