One-step grown suspended n-type semiconducting single wall carbon nanotube field effect transistors with carbon nanotube electrodes

Yun Hi Lee, Jong Hee Lee, Ji Young Noh

    Research output: Contribution to journalArticlepeer-review

    3 Citations (Scopus)

    Abstract

    The authors report on the in situ formation of n -type ferromagnetic single wall carbon nanotube field effect transistors for the first time using a rapid heating process with a continuous flow of H2 gas under a vacuum of millitorr and their electromagnetic transport properties. The suspended n -type single wall carbon nanotube (SWNT) bridge including nanosized Fe catalyst impurities also shows gate controlled magnetic field dependent field effect behavior. The interesting features of these devices can be understood qualitatively based on the influence of the nonoxidant interface and nano Fe residing at the growth site of the SWNT bridge.

    Original languageEnglish
    Article number043110
    JournalApplied Physics Letters
    Volume92
    Issue number4
    DOIs
    Publication statusPublished - 2008

    Bibliographical note

    Funding Information:
    This work was supported in part by the National Research Laboratory Program of the Ministry of Science and Technology of Korea (KOSEF), in part by Nano Basic Technology of KOSEF, and in part by the Pure Basic Research Group Project (C00054) of the Korea Research Foundation.

    ASJC Scopus subject areas

    • Physics and Astronomy (miscellaneous)

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