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Bi2Se3/C Nanocomposite as a New Sodium-Ion Battery Anode Material.


ABSTRACT: Bi2Se3 was studied as a novel sodium-ion battery anode material because of its high theoretical capacity and high intrinsic conductivity. Integrated with carbon, Bi2Se3/C composite shows excellent cyclic performance and rate capability. For instance, the Bi2Se3/C anode delivers an initial capacity of 527 mAh g-1 at 0.1 A g-1 and maintains 89% of this capacity over 100 cycles. The phase change and sodium storage mechanism are also carefully investigated.

SUBMITTER: Xie L 

PROVIDER: S-EPMC6199094 | biostudies-literature |

REPOSITORIES: biostudies-literature

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