Synthesis of single-walled carbon nanotubes by a fluidized-bed method

Ya Li Li, Ian A. Kinloch, Milo S P Shaffer, Junfeng Geng, Brian Johnson, Alan H. Windle

    Research output: Contribution to journalArticlepeer-review

    Abstract

    Single walled carbon nanotubes (SWNTs) have been successfully synthesized using a fluidized-bed method that involves fluidization of a catalyst/support at high temperatures by a hydrocarbon flow. When nickel-nitrate coated silica-gel particles and methane were used, SWNTs were found to grow densely on the entire surface of the support particles at 760°C, as revealed by Raman spectrometry and SEM analysis. This approach offers multiple advantages over the common fixed bed process, such as uniform gas-solid mixture and avoidance of catalyst particle sintering, and shows promise for the large-scale, potentially continuous, production of SWNTs, at high yield. © 2003 Elsevier B.V. All rights reserved.
    Original languageEnglish
    Pages (from-to)98-102
    Number of pages4
    JournalChemical Physics Letters
    Volume384
    Issue number1-3
    DOIs
    Publication statusPublished - 19 Jan 2004

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