Presentation 2013-06-21
Simultaneous control of In-plane Orientation and Chirality of Single-Walled Carbon Nanotubes by Cold-Wall Chemical Vapor Deposition Method
Takumi Sagara, Yusaku Tsuda, Yusuke Yoshida, Koji Ishii, Hirofumi Yajima, Nobuyuki Iwata, Hiroshi Yamamoto,
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Abstract(in English) The purpose of this study is synthesis of in-plane aligned and chirality controlled single-walled carbon nanotubes (SWNTs) for nano electronic devices. As a first step, in-plane aligned SWNTs is addressed to synthesize on r-cut Al_2O_3 substrate, and chirality control of the SWNTs is undertaken by free electron laser (FEL) irradiation during growth on SiO_2/Si substrate. On r-cut Al_2O_3 substrate without FEL, the Raman spectrum shows growth of mixture metal and semiconducting SWNTs, and the surface image demonstrates that the aligned SWNTs are observed along the [-111] direction, although the length of the SWNTs is approximately 500 nm. On SiO_2/Si substrate, grown SWNTs with 800nm-FEL irradiation is only semiconducting with fourth kinds of chilarity, demonstrated by the Raman spectra with multi excitation lasers.
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Keyword(in English) single-walled carbon nanotubes / in-plane aligned / free electron laser
Paper # EMD2013-12,CPM2013-27,OME2013-35
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Committee CPM
Conference Date 2013/6/14(1days)
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Registration To Component Parts and Materials (CPM)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Simultaneous control of In-plane Orientation and Chirality of Single-Walled Carbon Nanotubes by Cold-Wall Chemical Vapor Deposition Method
Sub Title (in English)
Keyword(1) single-walled carbon nanotubes
Keyword(2) in-plane aligned
Keyword(3) free electron laser
1st Author's Name Takumi Sagara
1st Author's Affiliation College of Science & Technology, Nihon Univ()
2nd Author's Name Yusaku Tsuda
2nd Author's Affiliation College of Science & Technology, Nihon Univ
3rd Author's Name Yusuke Yoshida
3rd Author's Affiliation College of Science & Technology, Nihon Univ
4th Author's Name Koji Ishii
4th Author's Affiliation College of Science, Tokyo University of Sicence
5th Author's Name Hirofumi Yajima
5th Author's Affiliation College of Science, Tokyo University of Sicence
6th Author's Name Nobuyuki Iwata
6th Author's Affiliation College of Science & Technology, Nihon Univ
7th Author's Name Hiroshi Yamamoto
7th Author's Affiliation College of Science & Technology, Nihon Univ
Date 2013-06-21
Paper # EMD2013-12,CPM2013-27,OME2013-35
Volume (vol) vol.113
Number (no) 97
Page pp.pp.-
#Pages 6
Date of Issue