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Abstract:
Metal sulfide has been considered an ideal sodium-ion battery (SIB) anode material based on its high theoretical capacity. Nevertheless, the inevitable volume expansion during charge-discharge processes can lead to unsatisfying electrochemical properties, which limits its further large-scale application. In this contribution, laminated reduced graphene oxide (rGO) successfully induced the growth of SnCoS4 particles and self-assembled into a nanosheet-structured SnCoS4@rGO composite through a facile solvothermal procedure. The optimized material can provide abundant active sites and facilitate Na+ ion diffusion due to the synergistic interaction between bimetallic sulfides and rGO. As the anode of SIBs, this material maintains a high capacity of 696.05 mAh g−1 at 100 mA g−1 after 100 cycles and a high-rate capability of 427.98 mAh g−1 even at a high current density of 10 A g−1. Our rational design offers valuable inspiration for high-performance SIB anode materials. © 2023 Elsevier Inc.
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Journal of Colloid and Interface Science
ISSN: 0021-9797
Year: 2023
Volume: 642
Page: 554-564
9 . 9 0 0
JCR@2022
ESI Discipline: CHEMISTRY;
ESI HC Threshold:20
Cited Count:
SCOPUS Cited Count: 8
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 9
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