Growth of straight nanotubes with a cobalt-nickel catalyst by chemical vapor deposition

  • L. F. Sun
  • , J. M. Mao
  • , Z. W. Pan
  • , B. H. Chang
  • , W. Y. Zhou
  • , G. Wang
  • , L. X. Qian
  • , S. S. Xie*
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

68 Scopus citations

Abstract

In this letter, we report the catalytic synthesis of a large amount of straight carbon nanotubes using a transition-metal cobalt-nickel/zeolite catalyst. High-resolution transmission electron microscopy images show that they are well graphitized. Raman spectrum shows its peak at 1349 cm-1 (D band) is much weaker than that at 1582 cm-1 (G band). We believe that straight carbon nanotubes contain much less defects than curved nanotubes and might have potential applications in the future.

Original languageEnglish
Pages (from-to)644-646
Number of pages3
JournalApplied Physics Letters
Volume74
Issue number5
DOIs
StatePublished - 1 Feb 1999
Externally publishedYes

ASJC Scopus subject areas

  • Physics and Astronomy (miscellaneous)

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