Chromatography of carbon nanotubes

G. S. Duesberg, W. Blau, H. J. Byrne, J. Muster, M. Burghard, S. Roth

Research output: Contribution to journalConference articlepeer-review

86 Citations (Scopus)

Abstract

Size exclusion chromatography (SEC) is an effective tool for the purification of multiwall and singlewall carbon nanotubes (MWNTs and SWNTs). The method is applied to surfactant stabilised dispersions of raw material produced in a Kraetschmer generator. Besides the removal of carbon nanospheres, metal particles and amorphous carbon, a length separation of the NTs is achieved. Raman spectra of the liquid dispersions illustrate the successful purification. AFM investigations of NTs determined the length separation.

Original languageEnglish
Pages (from-to)2484-2485
Number of pages2
JournalSynthetic Metals
Volume103
Issue number1-3
DOIs
Publication statusPublished - 24 Jun 1999
EventProceedings of the 1998 International Conference on Science and Technology of Synthetic Metals (ICSM-98) - Montpellier
Duration: 12 Jul 199818 Jul 1998

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