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Development of the Carbon-nanotube Double Quantum dot for Room Temperature Terahertz Detector

Research Project

Project/Area Number 22710133
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Microdevices/Nanodevices
Research InstitutionThe Institute of Physical and Chemical Research

Principal Investigator

MORIMOTO Takahiro  独立行政法人理化学研究所, 石橋極微デバイス工学研究室, 協力研究員 (30525895)

Project Period (FY) 2010 – 2011
Project Status Completed (Fiscal Year 2011)
Budget Amount *help
¥4,160,000 (Direct Cost: ¥3,200,000、Indirect Cost: ¥960,000)
Fiscal Year 2011: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2010: ¥3,510,000 (Direct Cost: ¥2,700,000、Indirect Cost: ¥810,000)
KeywordsCNT / 2重量子ドット / テラヘルツ検出 / 高温動作 / テラヘルツ / カーボンナノチューブ / 量子ドット
Research Abstract

In this project, the Single Walled Carbon Nanotube Double Quantum Dot was fabricated by atomic layer deposition and electron beam irradiation for the high-temperature and high-sensitivity THz detectors. The tunneling barriers were controlled by irradiation dose and insulating layer thickness. These samples were measured at low temperature transport measurement system with optical windows for THz wave range. Moreover, the HfO2 covered DWCNT transport properties were also investigated at room temperature and low temperature.

Report

(3 results)
  • 2011 Annual Research Report   Final Research Report ( PDF )
  • 2010 Annual Research Report
  • Research Products

    (4 results)

All 2012 2011

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (2 results)

  • [Journal Article] Effective energy gap of the double-walled carbon nanotubes with field effect transistors ambipolar characteristics2012

    • Author(s)
      Takahiro Morimoto, Akihiro Kuno, Shota Yajima, Koji Ishibashi, Koji Tsuchiya, and Hirofumi Yajima
    • Journal Title

      Appl. Phys. Lett

      Volume: 100 Pages: 43107-43107

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] Effective energy gaps of double-wall carbon nanotubes with feld effect transistors ambipolar characteristics2012

    • Author(s)
      森本崇宏, 他
    • Journal Title

      Applied Physics Letters

      Volume: 100 Issue: 4 Pages: 43107-9

    • DOI

      10.1063/1.3679639

    • Related Report
      2011 Annual Research Report
    • Peer Reviewed
  • [Presentation] ALD被膜DWCNT-FETの両極性ゲート特性評価2011

    • Author(s)
      久野晃弘,森本崇宏,土屋好司,矢島博文,石橋幸治
    • Organizer
      第72回応用物理学会学術講演会
    • Place of Presentation
      山形大学
    • Year and Date
      2011-09-01
    • Related Report
      2011 Final Research Report
  • [Presentation] PZT-CNT量子ドット電荷センサーによるテラヘルツ検出2011

    • Author(s)
      森本崇宏
    • Organizer
      第72回応用物理学会学術講演会
    • Place of Presentation
      山形大学、山形市
    • Year and Date
      2011-09-01
    • Related Report
      2011 Annual Research Report

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Published: 2010-08-23   Modified: 2016-04-21  

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