Spectroscopic study of nitrogen doping of multi-walled carbon nanotubes

  • S. Enouz
  • , J. L. Bantignies
  • , M. R. Babaa
  • , L. Alvarez
  • , P. Parent
  • , F. Le Normand
  • , O. Stéphan
  • , P. Poncharal
  • , A. Loiseau
  • , B. P. Doyle

Research output: Contribution to journalArticlepeer-review

11 Citations (Scopus)

Abstract

Combined spatially resolved electron-energy loss spectroscopy (EELS) and high resolution near-edge X-ray absorption fine structure (NEXAFS) spectroscopy have been used to investigate the nitrogen doping of multi-walled carbon nanotubes (N-MWNT). EELS indicates that most of the tubes are nitrogen-doped. NEXAFS spectroscopy reveals pyridine-like and nitrile N structures. High resolution NEXAFS experiments show that the main nitrogen concentration originates from a high amount of molecular N2 encapsulated into only a small quantity of tubes.

Original languageEnglish
Pages (from-to)3524-3527
Number of pages4
JournalJournal of Nanoscience and Nanotechnology
Volume7
Issue number10
DOIs
Publication statusPublished - Oct 2007
Externally publishedYes

Keywords

  • NEXAFS
  • Nanotubes
  • Nitrogen

ASJC Scopus subject areas

  • Bioengineering
  • General Chemistry
  • Biomedical Engineering
  • General Materials Science
  • Condensed Matter Physics

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