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Creation of oxide nano-transistors and control of metal-insulator transition of single domain

Research Project

Project/Area Number 16H03871
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Thin film/Surface and interfacial physical properties
Research InstitutionOsaka University

Principal Investigator

Kanki Teruo  大阪大学, 産業科学研究所, 准教授 (40448014)

Project Period (FY) 2016-04-01 – 2019-03-31
Project Status Completed (Fiscal Year 2018)
Budget Amount *help
¥16,770,000 (Direct Cost: ¥12,900,000、Indirect Cost: ¥3,870,000)
Fiscal Year 2018: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Fiscal Year 2017: ¥5,330,000 (Direct Cost: ¥4,100,000、Indirect Cost: ¥1,230,000)
Fiscal Year 2016: ¥9,100,000 (Direct Cost: ¥7,000,000、Indirect Cost: ¥2,100,000)
Keywords酸化物エレクトロニクス / トランジスタ / ナノテクノロジー / 強相関電子系 / 電界効果トランジスタ / 強相関電子系酸化物
Outline of Final Research Achievements

In this research, field-effect transistors using correlated electron materials with an electronic phase transition was produced, which pave a new avenue to realize steep slope switching, to overcome device size limitations and to investigate fundamental science. I demonstrated a new finding in gate-bias-induced electronic transport switching in a correlated electron material, i.e., a VO2 nanowire channel, which showed an enhancement in the resistive modulation efficiency. My results offer an understanding of the innate ability of coexistence state of metallic and insulating domains in correlated materials through carrier tuning and serve as a valuable reference for further research into the development of correlated materials and their devices.

Academic Significance and Societal Importance of the Research Achievements

電子相転移を有する酸化物において電界効果は、どのような物理パラメータ(キャリア濃度、移動度など)を変化させるのか?実験を通じて具体化し極限ナノFETの測定を通じて解明する。この学術的意義は、キャリア変調による金属化は、VO2で起こる構造相変化(絶縁体相では単斜晶、金属状態では正方晶)と相関関係はあるのか?つまりMott型相転移なのか、パイエル型相転移なのかという長年の問題に対してもアプローチできる有効な手段として、ナノFETを活用することにある。また、相転移を利用したFETは、低消費電力で動作し次世代のデバイスとして期待されている。その基礎を知ることによって、将来の循環型社会への貢献ができる。

Report

(4 results)
  • 2018 Annual Research Report   Final Research Report ( PDF )
  • 2017 Annual Research Report
  • 2016 Annual Research Report
  • Research Products

    (29 results)

All 2019 2018 2017 2016 Other

All Int'l Joint Research (1 results) Journal Article (5 results) (of which Int'l Joint Research: 2 results,  Peer Reviewed: 5 results,  Open Access: 4 results,  Acknowledgement Compliant: 2 results) Presentation (22 results) (of which Int'l Joint Research: 12 results,  Invited: 3 results) Book (1 results)

  • [Int'l Joint Research] ジェノバ大学/CNR-SPIN(イタリア)

    • Related Report
      2016 Annual Research Report
  • [Journal Article] Single-step metal-;insulator transition in thin film-based vanadium dioxide nanowires with a 20 nm electrode gap2019

    • Author(s)
      Yoshihide Tsuji, Teruo Kanki, Yasukazu Murakami, and Hidekazu Tanaka
    • Journal Title

      Applied Physics Express

      Volume: 12 Issue: 2 Pages: 025003-025003

    • DOI

      10.7567/1882-0786/aafa9e

    • NAID

      210000135576

    • Related Report
      2018 Annual Research Report 2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Formation of single-crystal VO2 thin films on MgO(110) substrates using ultrathin TiO2 buffer layers2018

    • Author(s)
      Y. Higuchi, T. Kanki, and H. Tanaka
    • Journal Title

      Appl. Phys. Exp.

      Volume: 11 Issue: 8 Pages: 085503-085503

    • DOI

      10.7567/apex.11.085503

    • NAID

      210000136324

    • Related Report
      2018 Annual Research Report 2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Enhancement of electronic-transport switching in single-crystal narrower VO2 nanowire channels through side-gate electric fields2018

    • Author(s)
      M. Chikanari, T. Kanki, T. Wei and H. Tanaka
    • Journal Title

      Appl. Phys. Lett.

      Volume: 113 Issue: 5

    • DOI

      10.1063/1.5042674

    • Related Report
      2018 Annual Research Report 2017 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Joule-heat-driven high-efficiency electronic-phase switching in freestanding VO2/TiO2 nanowires2017

    • Author(s)
      Y. Higuchi, T. Kanki and H. Tanaka
    • Journal Title

      Appl. Phys. Exp.

      Volume: 10 Issue: 3 Pages: 033201-033201

    • DOI

      10.7567/apex.10.033201

    • NAID

      210000135789

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Local Peltier-effect-induced reversible metal-insulator transition in VO2 nanowires2016

    • Author(s)
      H. Takami, T. Kanki and H. Tanaka
    • Journal Title

      AIP Advances

      Volume: 6 Issue: 6

    • DOI

      10.1063/1.4954734

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Presentation] フレキシブルVO2薄膜を用いた超高感度歪みセンサーの創製2019

    • Author(s)
      遠藤 史也, 神吉 輝夫, L.Pellegrino, N.Manca, D. Marré, 田中 秀和
    • Organizer
      第66回応用物理学会春季学術講演会
    • Related Report
      2018 Annual Research Report
  • [Presentation] Creation of VO2 resistance modulation device dependent on crystal orientation using strain effect by electrostatic force2019

    • Author(s)
      Fumiya Endo, Teruo Kanki, Luca Pellegrino, Nicola Manca, Daniele Marré, Hidekazu Tanaka
    • Organizer
      The 22nd SANKEN International Symposium
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Electronic resistivity modulation by proton control using an electric field effect in HVO2-FET structures2019

    • Author(s)
      Keita Muraoka, Teruo Kanki, Takafumi Uemura, Tsuyoshi Sekitani, Hidekazu Tanaka
    • Organizer
      The 22nd SANKEN International Symposium
    • Related Report
      2018 Annual Research Report 2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Enhancement of resistive modulation in nano-convex VO2 FET2019

    • Author(s)
      Yoshihide Tsuji, Teruo Kanki, Takafumi Uemura, Tsuyoshi Sekitani, Hidekazu Tanaka
    • Organizer
      The 22nd SANKEN International Symposium
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] フレキシブルVO2薄膜を用いた超高感度歪みセンサーの創製2019

    • Author(s)
      遠藤 史也, 神吉 輝夫, L.Pellegrino, N.Manca, D. Marre, 田中 秀和
    • Organizer
      第66回応用物理学会春季学術講演会
    • Related Report
      2017 Annual Research Report
  • [Presentation] Creation of VO2 resistance modulation device dependent on crystal orientation using strain effect by electrostatic force2019

    • Author(s)
      Fumiya Endo, Teruo Kanki, Luca Pellegrino, Nicola Manca, Daniele Marree, Hidekazu Tanaka
    • Organizer
      The 22nd SANKEN International Symposium
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Room temperature hydrogenation in functional oxide nanowires by an electric field via air nanogap2018

    • Author(s)
      Teruo Kanki
    • Organizer
      17th Edition of International conference on Emerging Trends in Materials Science and Nanotechnology
    • Related Report
      2018 Annual Research Report 2017 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Electrochemical proton-intercalation into oxide nanowires at room temperature2018

    • Author(s)
      Teruo Kanki
    • Organizer
      EMN Meeting on Nanowires
    • Related Report
      2018 Annual Research Report 2017 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] HVO2チャネルを用いたトランジスタ構造の作製と電界効果プロトン濃度制御による抵抗変調2018

    • Author(s)
      村岡 敬太,神吉 輝夫,植村 隆文,関谷 毅,田中 秀和
    • Organizer
      第79回応用物理学会秋季学術講演会
    • Related Report
      2018 Annual Research Report 2017 Annual Research Report
  • [Presentation] 電界集中型ナノトランジスタ作製に向けた 凸型単結晶 VO2ナノワイヤーチャネルの作製2018

    • Author(s)
      辻佳秀, 神吉輝夫, 田中秀和
    • Organizer
      第79回応用物理学会秋季学術講演会
    • Related Report
      2018 Annual Research Report
  • [Presentation] VO2フリースタンディングナノ細線を用いた静電引力歪み制御による電気伝導変調の結晶方位依存性解明2018

    • Author(s)
      遠藤 史也, 神吉 輝夫, L.Pellegrino, N.Manca, D. Marré, 田中 秀和
    • Organizer
      第79回応用物理学会秋季学術講演会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 電界集中型ナノトランジスタ作製に向けた 凸型単結晶 VO2ナノワイヤーチャネルの作製2018

    • Author(s)
      辻佳秀, 神吉輝夫, 田中秀和
    • Organizer
      第79回応用物理学会秋季学術講演会
    • Related Report
      2017 Annual Research Report
  • [Presentation] VO2フリースタンディングナノ細線を用いた静電引力歪み制御による電気伝導変調の結晶方位依存性解明2018

    • Author(s)
      遠藤 史也, 神吉 輝夫, L.Pellegrino, N.Manca, D. Marre, 田中 秀和
    • Organizer
      第79回応用物理学会秋季学術講演会
    • Related Report
      2017 Annual Research Report
  • [Presentation] Oxide Nano-Spintronics using Electronic Phase Transition2017

    • Author(s)
      T. Kanki, H. Tanaka
    • Organizer
      Spintronics and Core-to-Core Workshop 2017
    • Place of Presentation
      Osaka, Japan
    • Year and Date
      2017-03-21
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 生体を模倣したエレクトロニクスと材料開発ー雑音を利用した信号伝送と情報処理ー2017

    • Author(s)
      神吉 輝夫, 田中 秀和
    • Organizer
      第64回応用物理学会春季学術講演会
    • Place of Presentation
      パシフィコ横浜、神奈川
    • Year and Date
      2017-03-14
    • Related Report
      2016 Annual Research Report
    • Invited
  • [Presentation] VO2フリースタンディングナノ細線における金属-絶縁体電子相スイッチングの高効率化2017

    • Author(s)
      樋口 敬之, 神吉 輝夫, 田中 秀和
    • Organizer
      第64回応用物理学会春季学術講演会
    • Place of Presentation
      パシフィコ横浜、神奈川
    • Year and Date
      2017-03-14
    • Related Report
      2016 Annual Research Report
  • [Presentation] ナノワイヤーチャネルを用いた固体ゲート電界効果による抵抗変調2017

    • Author(s)
      辻 佳秀, TingTing Wei, 神吉 輝夫, 田中 秀和
    • Organizer
      第64回応用物理学会春季学術講演会
    • Place of Presentation
      パシフィコ横浜、神奈川
    • Year and Date
      2017-03-14
    • Related Report
      2016 Annual Research Report
  • [Presentation] Size Dependence of Resistance Switching Efficiency in Freestanding VO2/TiO22017

    • Author(s)
      Y. Higuchi, T. Kanki, L. Pellegrino, N. Manca, D. Marré, H. Tanaka
    • Organizer
      Symposium on Surface Science & Nanotechnology -25th Anniversary of SSSJ Kansai
    • Place of Presentation
      Kyoto, Japan
    • Year and Date
      2017-01-24
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Self-Joule heat-driven high efficient electronic-phase switching in freestanding VO2/TiO2 nanowires2016

    • Author(s)
      Y. Higuchi, T. Kanki, L. Pellegrino, N. Manca, D. Marré, H. Tanaka
    • Organizer
      The 20th SANKEN international symposium
    • Place of Presentation
      Osaka, Japan
    • Year and Date
      2016-12-12
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Electric field-induced transport modulation in correlated oxide VO2-FETs with high-k Ta2O5/organic parylene-C hybrid gate2016

    • Author(s)
      T. Kanki, T. Wei, H. Tanaka
    • Organizer
      2016 MRS Fall Meeting
    • Place of Presentation
      Boston, MA, US
    • Year and Date
      2016-11-27
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Resistive switching in VO2 nanowires by applying an electric field via air-gap gates2016

    • Author(s)
      T. Kanki, M. Chikanari, H. Tanaka
    • Organizer
      2016 MRS Fall Meeting
    • Place of Presentation
      Boston, MA, US
    • Year and Date
      2016-11-27
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] VO2フリースタンディングナノ細線における超省電力電子相スイッチング2016

    • Author(s)
      樋口 敬之, 神吉 輝夫, L. Pellegrino, N. Manca, D. Marré, 田中 秀和
    • Organizer
      第77回応用物理学会秋季学術講演会
    • Place of Presentation
      朱鷺メッセ、新潟
    • Year and Date
      2016-09-13
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Book] Correlated Functional Oxides -Nanocomposits and Heterostructures-2017

    • Author(s)
      T. Kanki and H. Tanaka
    • Total Pages
      231
    • Publisher
      Springer
    • Related Report
      2016 Annual Research Report

URL: 

Published: 2016-04-21   Modified: 2020-03-30  

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