Mesoporous carbon/sulfur composite with polyaniline coating for lithium sulfur batteries

Jun Jin, Zhaoyin Wen, Guoqiang Ma, Yan Lu, Kun Rui

Research output: Contribution to journalArticlepeer-review

40 Scopus citations

Abstract

Polyaniline coated mesoporous carbon/sulfur composite (CMK3/S-PANI) was prepared by an in-situ polymerization of aniline monomer on the surface of CMK3/S composite. The CMK3/S-PANI composite exhibits much better electrochemical performance than the uncoated CMK3/S composite and delivers initial discharge capacity of 1103 mAh g- 1 and maintains 649 mAh g- 1 after 100 cycles at 1C rate. The coating layer can suppress the diffusion of discharge intermediate product into electrolyte and improve the cycling performance of the composite cathode.

Original languageEnglish
Pages (from-to)170-173
Number of pages4
JournalSolid State Ionics
Volume262
DOIs
StatePublished - 1 Sep 2014
Externally publishedYes

Keywords

  • Coating
  • Lithium sulfur battery
  • Mesoporous carbon
  • Polyaniline

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