{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Xu L"],"funding":["Natural Science Foundation of Yunnan Province","National Natural Science Foundation of China","Yunnan University"],"pagination":["6930-6937"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC8982135"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["12(11)"],"pubmed_abstract":["Limiting the shuttle effect of polysulfides is an important means to realizing high energy density lithium-sulfur batteries (Li-S). In this study, an efficient electrocatalyst (CNFs@Ni<sub>3</sub>FeN) is synthesized by anchoring Ni<sub>3</sub>FeN in the carbon nanofibers (CNFs). The CNFs@Ni<sub>3</sub>FeN shows electrocatalytic activity and enhances the conversion of polysulfides. After assembling a battery, a high initial capacity (1452 mA h g<sup>-1</sup>) and favorable long-time cycling stability (100 cycles) with a capacity retention rate of 83% are obtained by the electrocatalysis of Ni<sub>3</sub>FeN. Compared with unmodified CNFs, the cycling stability of CNFs@Ni<sub>3</sub>FeN can be greatly improved. The catalytic mechanism is further deduced by X-ray photoelectron spectroscopy (X"],"journal":["RSC advances"],"pubmed_title":["Ni<sub>3</sub>FeN functionalized carbon nanofibers boosting polysulfide conversion for Li-S chemistry."],"pmcid":["PMC8982135"],"funding_grant_id":["2019FY003023","2018FA028","52064049"],"pubmed_authors":["Xu L","Li H","Guo H","Zhao G","Wang H","Sun Y"],"additional_accession":[]},"is_claimable":false,"name":"Ni<sub>3</sub>FeN functionalized carbon nanofibers boosting polysulfide conversion for Li-S chemistry.","description":"Limiting the shuttle effect of polysulfides is an important means to realizing high energy density lithium-sulfur batteries (Li-S). In this study, an efficient electrocatalyst (CNFs@Ni<sub>3</sub>FeN) is synthesized by anchoring Ni<sub>3</sub>FeN in the carbon nanofibers (CNFs). The CNFs@Ni<sub>3</sub>FeN shows electrocatalytic activity and enhances the conversion of polysulfides. After assembling a battery, a high initial capacity (1452 mA h g<sup>-1</sup>) and favorable long-time cycling stability (100 cycles) with a capacity retention rate of 83% are obtained by the electrocatalysis of Ni<sub>3</sub>FeN. Compared with unmodified CNFs, the cycling stability of CNFs@Ni<sub>3</sub>FeN can be greatly improved. The catalytic mechanism is further deduced by X-ray photoelectron spectroscopy (X","dates":{"release":"2022-01-01T00:00:00Z","publication":"2022 Feb","modification":"2025-04-25T22:59:24.253Z","creation":"2025-04-06T09:12:52.219Z"},"accession":"S-EPMC8982135","cross_references":{"pubmed":["35424588"],"doi":["10.1039/d1ra09041k"]}}