{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Hartmann F"],"funding":["Deutsches Elektronen-Synchrotron","Diamond Light Source","State of Schleswig-Holstein"],"pagination":["e2101576"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC11468954"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["33(44)"],"pubmed_abstract":["The pseudo-layered sulfide NiCr<sub>2</sub> S<sub>4</sub> exhibits outstanding electrochemical performance as anode material in sodium-ion batteries (SIBs). The Na storage mechanism is investigated by synchrotron-based X-ray scattering and absorption techniques as well as by electrochemical measurements. A very high reversible capacity in the 500th cycle of 489 mAh g<sup>-1</sup> is observed at 2.0 A g<sup>-1</sup> in the potential window 3.0-0.1 V. Full discharge includes irreversible generation of Ni<sup>0</sup> and Cr<sup>0</sup> nanoparticles embedded in nanocrystalline Na<sub>2</sub> S yielding shortened diffusion lengths and predominantly surface-controlled charge storage. During charge, Ni<sup>0</sup> and Cr<sup>0</sup> are oxidized, Na<sub>2</sub> S is consumed, and amorphous Ni an"],"journal":["Advanced materials (Deerfield Beach, Fla.)"],"pubmed_title":["Superior Sodium Storage Properties in the Anode Material NiCr<sub>2</sub> S<sub>4</sub> for Sodium-Ion Batteries: An X-ray Diffraction, Pair Distribution Function, and X-ray Absorption Study Reveals a Conversion Mechanism via Nickel Extrusion."],"pmcid":["PMC11468954"],"funding_grant_id":["I‐20180039","I-20180039","BAG-20170560","BAG‐20170560","SP20060"],"pubmed_authors":["Terraschke H","Hartmann F","Cibin G","Etter M","Liers L","Bensch W"],"additional_accession":[]},"is_claimable":false,"name":"Superior Sodium Storage Properties in the Anode Material NiCr<sub>2</sub> S<sub>4</sub> for Sodium-Ion Batteries: An X-ray Diffraction, Pair Distribution Function, and X-ray Absorption Study Reveals a Conversion Mechanism via Nickel Extrusion.","description":"The pseudo-layered sulfide NiCr<sub>2</sub> S<sub>4</sub> exhibits outstanding electrochemical performance as anode material in sodium-ion batteries (SIBs). The Na storage mechanism is investigated by synchrotron-based X-ray scattering and absorption techniques as well as by electrochemical measurements. A very high reversible capacity in the 500th cycle of 489 mAh g<sup>-1</sup> is observed at 2.0 A g<sup>-1</sup> in the potential window 3.0-0.1 V. Full discharge includes irreversible generation of Ni<sup>0</sup> and Cr<sup>0</sup> nanoparticles embedded in nanocrystalline Na<sub>2</sub> S yielding shortened diffusion lengths and predominantly surface-controlled charge storage. During charge, Ni<sup>0</sup> and Cr<sup>0</sup> are oxidized, Na<sub>2</sub> S is consumed, and amorphous Ni an","dates":{"release":"2021-01-01T00:00:00Z","publication":"2021 Nov","modification":"2026-06-15T06:18:58.798Z","creation":"2025-04-04T01:37:16.192Z"},"accession":"S-EPMC11468954","cross_references":{"pubmed":["34494315"],"doi":["10.1002/adma.202101576"]}}