{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Allen JP"],"funding":["Natural Sciences and Engineering Research Council of Canada","European Research Council","Faraday Institution","Royal Society","RWTH Aachen University"],"pagination":["10147-10163"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12569987"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["18(23)"],"pubmed_abstract":["The dissolution of transition metals from lithium-ion battery materials contributes to cell failure. Developing a better understanding of transition metal solvation, reactivity, and deposition will help mitigate transition metal dissolution and, thus, facilitate batteries with higher capacity and longer lifetime. In this work, Mn<sup>2+</sup> and Ni<sup>2+</sup> coordination in degraded LiPF<sub>6</sub> carbonate electrolyte solutions is examined <i>via</i> <sup>1</sup>H and <sup>19</sup>F NMR relaxometry at ambient temperatures and pulsed (double resonance HYSCORE and ENDOR) EPR spectroscopy of the frozen solutions. Critically, the solvation spheres of transition metals in heat-degraded electrolytes are shown to differ from those found in pristine electrolytes, with significant coordinati"],"journal":["Energy & environmental science"],"pubmed_title":["Transition metal coordination to degradation products in battery electrolytes revealed by NMR and EPR spectroscopy."],"pmcid":["PMC12569987"],"funding_grant_id":["FIRG001","835073","rwth0701"],"pubmed_authors":["Jonsson E","Eichel RA","Granwehr J","Allen JP","Grey CP","Szczuka C"],"additional_accession":[]},"is_claimable":false,"name":"Transition metal coordination to degradation products in battery electrolytes revealed by NMR and EPR spectroscopy.","description":"The dissolution of transition metals from lithium-ion battery materials contributes to cell failure. Developing a better understanding of transition metal solvation, reactivity, and deposition will help mitigate transition metal dissolution and, thus, facilitate batteries with higher capacity and longer lifetime. In this work, Mn<sup>2+</sup> and Ni<sup>2+</sup> coordination in degraded LiPF<sub>6</sub> carbonate electrolyte solutions is examined <i>via</i> <sup>1</sup>H and <sup>19</sup>F NMR relaxometry at ambient temperatures and pulsed (double resonance HYSCORE and ENDOR) EPR spectroscopy of the frozen solutions. Critically, the solvation spheres of transition metals in heat-degraded electrolytes are shown to differ from those found in pristine electrolytes, with significant coordinati","dates":{"release":"2025-01-01T00:00:00Z","publication":"2025 Nov","modification":"2026-06-06T13:21:13.41Z","creation":"2026-05-31T03:07:22.334Z"},"accession":"S-EPMC12569987","cross_references":{"pubmed":["41170510"],"doi":["10.1039/d5ee01250c"]}}