In situ synthesis of ultra-fine, porous, tin oxide-carbon nanocomposites via a molten salt method for lithium-ion batteries

Bin Liu, Zai Ping Guo, Guodong Du, Yanna Nuli, Mohd Faiz Hassan, Dianzeng Jia

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

45 Citations (Scopus)

Abstract

Ultra-fine, porous, tin oxide-carbon (SnO2/C) nanocomposites are fabricated by a molten salt method at 300 °C, and malic acid is decomposed as the carbon source. In situ synthesis is favourable for the combination of carbon and SnO2. The structure and morphology are confirmed by X-ray diffraction analysis, specific surface-area measurements, and transmission electron microscopy (TEM). Examination of TEM images reveals that the SnO2 nanoparticles are embedded in the carbon matrix, with sizes between 2 and 5 nm. The electrochemical measurements show that the nanocomposite delivers a high capacity with good capacity retention as an anode material for lithium-ion batteries, due to the combination of the ultra-fine porous structure and the carbon component. © 2010 Elsevier B.V. All rights reserved.
Original languageEnglish
Pages (from-to)5382-5386
JournalJournal of Power Sources
Volume195
Issue number16
DOIs
Publication statusPublished - 15 Aug 2010
Externally publishedYes

Bibliographical note

Publication details (e.g. title, author(s), publication statuses and dates) are captured on an “AS IS” and “AS AVAILABLE” basis at the time of record harvesting from the data source. Suggestions for further amendments or supplementary information can be sent to <a href="mailto:[email protected]">[email protected]</a>.

Funding

Financial support provided by the Australian Research Council (ARC) through an ARC Discovery project (DP0878611) is gratefully acknowledged. In addition, the authors thank Dr. Tania Silver at the University of Wollongong for critical reading of the manuscript.

Research Keywords

  • Anode
  • Lithium-ion battery
  • Molten salt
  • Ultra-fine, porous, tin oxide-carbon nanocomposites

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