Bismuth sulfide and its carbon nanocomposite for rechargeable lithium-ion batteries

Heechul Jung, Cheol Min Park, Hun Joon Sohn

Research output: Contribution to journalArticlepeer-review

90 Scopus citations

Abstract

Bi2S3 and Bi2S3/C nanocomposites prepared by high-energy mechanical milling were evaluated as electrode materials in lithium secondary batteries. For a Bi2S 3/C nanocomposite, Bi2S3 nanocrystallites were well distributed in an amorphous carbon matrix. The reaction mechanism of the Bi2S3/C electrode was also examined during the first cycle. The Bi2S3/C nanocomposite anode showed superior electrochemical performance (ca. 500 mAh g-1 and 85% of the capacity retention over 100 cycles).

Original languageEnglish
Pages (from-to)2135-2139
Number of pages5
JournalElectrochimica Acta
Volume56
Issue number5
DOIs
StatePublished - 1 Feb 2011

Keywords

  • Anode
  • Bismuth
  • Bismuth sulfide
  • Lithium-ion batteries
  • Sulfur

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