In situ catalytic growth of carbon nanotubes on the surface of carbon cloth

Qiao Juan Gong, He Jun Li, Xiang Wang, Qian Gang Fu, Zhao wei Wang, Ke Zhi Li

Research output: Contribution to journalArticlepeer-review

32 Scopus citations

Abstract

Carbon nanotubes (CNTs) grown on the carbon fiber/matrix interface can improve the interface bonding and accordingly increase the mechanical properties of carbon/carbon composites. Here we report the investigation of preparing CNTs by pyrolizing natural gas on carbon cloth using Ni powder (∼74 μm) and sulphur as catalysts. Multi-walled CNTs with 70-100 nm in diameter were obtained at 1050-1200 °C in a CVD system with flowing Ar. The as-obtained CNTs were of a good crystallinity and high purity, characterized by scanning electron microscopy (SEM), transmission electron microscopy (TEM) and Raman spectroscopy (Raman). In situ catalytic growth mechanism was discussed.

Original languageEnglish
Pages (from-to)2986-2989
Number of pages4
JournalComposites Science and Technology
Volume67
Issue number14
DOIs
StatePublished - Nov 2007

Keywords

  • A. Carbon cloth
  • A. Nanostructures
  • E. Chemical vapour deposition (CVD)

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