{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Yu X"],"funding":["Fundamental Research Funds for the Central Universities","Natural Science Foundation of China","National Natural Science Foundation of China"],"pagination":["e2205556"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9929274"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["10(5)"],"pubmed_abstract":["Iron group metals chalcogenides, especially NiS, are promising candidates for K-ion battery anodes due to their high theoretical specific capacity and abundant reserves. However, the practical application of NiS-based anodes is hindered by slow electrochemical kinetics and unstable structure. Herein, a novel structure of Ni<sub>3</sub> S<sub>2</sub> -Ni hybrid nanosphere with intra-core voids encapsulated by N-doped carbon shells (Ni<sub>3</sub> S<sub>2</sub> -Ni@NC-AE) is constructed, based on the first electrodeposited NiS nanosphere particles, dopamine coating outer layer, oxygen-free annealing treatment to form Ni<sub>3</sub> S<sub>2</sub> -Ni core and N-doped carbon shell, and selective etching of the Ni phase to form intra-core void. The electron/K<sup>+</sup> transport and K<sup>+</"],"journal":["Advanced science (Weinheim, Baden-Wurttemberg, Germany)"],"pubmed_title":["Ni<sub>3</sub> S<sub>2</sub> -Ni Hybrid Nanospheres with Intra-Core Void Structure Encapsulated in N-Doped Carbon Shells for Efficient and Stable K-ion Storage."],"pmcid":["PMC9929274"],"funding_grant_id":["FRF-MP-20-17","51804023","51874020","FRF‐BD‐22‐02","FRF‐MP‐20‐17","FRF-BD-22-02"],"pubmed_authors":["Ren X","Wang M","Hou X","Yang T","Yu X","Yuan Z"],"additional_accession":[]},"is_claimable":false,"name":"Ni<sub>3</sub> S<sub>2</sub> -Ni Hybrid Nanospheres with Intra-Core Void Structure Encapsulated in N-Doped Carbon Shells for Efficient and Stable K-ion Storage.","description":"Iron group metals chalcogenides, especially NiS, are promising candidates for K-ion battery anodes due to their high theoretical specific capacity and abundant reserves. However, the practical application of NiS-based anodes is hindered by slow electrochemical kinetics and unstable structure. Herein, a novel structure of Ni<sub>3</sub> S<sub>2</sub> -Ni hybrid nanosphere with intra-core voids encapsulated by N-doped carbon shells (Ni<sub>3</sub> S<sub>2</sub> -Ni@NC-AE) is constructed, based on the first electrodeposited NiS nanosphere particles, dopamine coating outer layer, oxygen-free annealing treatment to form Ni<sub>3</sub> S<sub>2</sub> -Ni core and N-doped carbon shell, and selective etching of the Ni phase to form intra-core void. The electron/K<sup>+</sup> transport and K<sup>+</","dates":{"release":"2023-01-01T00:00:00Z","publication":"2023 Feb","modification":"2025-04-04T11:16:58.318Z","creation":"2025-04-04T11:16:58.318Z"},"accession":"S-EPMC9929274","cross_references":{"pubmed":["36587976"],"doi":["10.1002/advs.202205556"]}}