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2022 Fiscal Year Annual Research Report

Creation of bistable molecular junction with electrical ON/OFF switching mechanisum

Research Project

Project/Area Number 20K21184
Research InstitutionHokkaido University

Principal Investigator

鈴木 孝紀  北海道大学, 理学研究院, 教授 (70202132)

Project Period (FY) 2020-07-30 – 2023-03-31
Keywords分子 / 動的酸化還元系
Outline of Annual Research Achievements

「電位入力型ON/OFF機能の付与された双安定性分子ジャンクションの創成」に関する本研究課題では、分子薄膜の両面に電極が接合された分子ジャンクションについて、エレクトロニクスの高速化とダウンサイジングに不可欠な将来的技術であることを鑑み、薄膜を構成する分子の導電性が外部刺激によって変化する設計のもとで、分子ジャンクションにON/OFF機能を付与する挑戦的内容である。国立シンガポール大学C.A.Nijhuis教授との国際共同研究として実施する。電極接合については、Nijhuis教授らが持つ共融ガリウム-インジウム電極の蒸着技術を用い、Au/分子薄膜//GaOx/EGaIn型のデバイスを構築する。
研究計画に沿った研究実験を実施し、機能発現の鍵となる動的酸化還元物質の開発については、a) "Anthraquinodimethane Ring-flip in Sterically Congested Alkenes: Isolation of Isomer and Elucidation of Intermediate through Experimental and Theoretical Approach," Bull. Chem. Soc. Jpn. 2022, 95, 38-46.; b) "Solid-State Assembly by Chelating Chalcogen Bonding in Quinodimethane Tetraesters Fused with a Chalcogenadiazole." ChemPlusChem 2022, 87, e202200075; c) "Geometrical and Electronic Structure of Cation Radical Species of Tetraarylanthraquinodimethane: An Intermediate for Unique Electrochromic Behavior."Chem. Asian J. 2022, 17, e202200914; d) "Near-Infrared Electrochromic Behavior of Dibenzothiepin Derivatives Attached by Two Michler's Hydrol Blue Units." Chem. Eur. J. 2022, 28, e202202457.に発表するなど十分な成果が得られた。一方、国際共同研究で実施する計画の部分は、国際交流がCOVIDにより大きく制限された影響を受け、実績の成果発表には至らなかった。

  • Research Products

    (12 results)

All 2022 Other

All Int'l Joint Research (4 results) Journal Article (8 results) (of which Int'l Joint Research: 4 results,  Peer Reviewed: 8 results,  Open Access: 2 results)

  • [Int'l Joint Research] 南京大学(中国)

    • Country Name
      CHINA
    • Counterpart Institution
      南京大学
  • [Int'l Joint Research] Universite de Strasbourg(フランス)

    • Country Name
      FRANCE
    • Counterpart Institution
      Universite de Strasbourg
  • [Int'l Joint Research] Universiteit Twente(オランダ)

    • Country Name
      NETHERLANDS
    • Counterpart Institution
      Universiteit Twente
  • [Int'l Joint Research] National University of Singapore(シンガポール)

    • Country Name
      SINGAPORE
    • Counterpart Institution
      National University of Singapore
  • [Journal Article] An Activatable Afterglow/MRI Bimodal Nanoprobe with Fast Response to H2S for In Vivo Imaging of Acute Hepatitis2022

    • Author(s)
      Zeng Wenhui、Wu Luyan、Ishigaki Yusuke、Harimoto Takashi、Hu Yuxuan、Sun Yidan、Wang Yuqi、Suzuki Takanori、Chen Hong‐Yuan、Ye Deju
    • Journal Title

      Angewandte Chemie International Edition

      Volume: 61 Pages: -

    • DOI

      10.1002/anie.202111759

    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Anthraquinodimethane Ring-Flip in Sterically Congested Alkenes: Isolation of Isomer and Elucidation of Intermediate through Experimental and Theoretical Approach2022

    • Author(s)
      Ishigaki Yusuke、Tadokoro Tomoki、Harabuchi Yu、Hayashi Yuki、Maeda Satoshi、Suzuki Takanori
    • Journal Title

      Bulletin of the Chemical Society of Japan

      Volume: 95 Pages: 38~46

    • DOI

      10.1246/bcsj.20210355

    • Peer Reviewed / Open Access
  • [Journal Article] Chalcogen Bond versus Halogen Bond: Changing Contributions in Determining the Crystal Packing of Dihalobenzochalcogenadiazoles2022

    • Author(s)
      Ishigaki Yusuke、Shimomura Kai、Asai Kota、Shimajiri Takuya、Akutagawa Tomoyuki、Fukushima Takanori、Suzuki Takanori
    • Journal Title

      Bulletin of the Chemical Society of Japan

      Volume: 95 Pages: 522~531

    • DOI

      10.1246/bcsj.20220008

    • Peer Reviewed / Open Access
  • [Journal Article] Solid‐State Assembly by Chelating Chalcogen Bonding in Quinodimethane Tetraesters Fused with a Chalcogenadiazole2022

    • Author(s)
      Ishigaki Yusuke、Asai Kota、Jacquot de Rouville Henri‐Pierre、Shimajiri Takuya、Hu Johnny、Heitz Valerie、Suzuki Takanori
    • Journal Title

      ChemPlusChem

      Volume: 87 Pages: -

    • DOI

      10.1002/cplu.202200075

    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] A Ratiometric Photoacoustic Probe with a Reversible Response to Hydrogen Sulfide and Hydroxyl Radicals for Dynamic Imaging of Liver Inflammation2022

    • Author(s)
      Wu Luyan、Zeng Wenhui、Ishigaki Yusuke、Zhang Junya、Bai He、Harimoto Takashi、Suzuki Takanori、Ye Deju
    • Journal Title

      Angewandte Chemie International Edition

      Volume: 61 Pages: -

    • DOI

      10.1002/anie.202209248

    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Multiple molecular interactions between alkyl groups and dissociated bromine atoms on Ag(111)2022

    • Author(s)
      Kawai Shigeki、Sugawara Kazuma、Ma Yujing、Sun Kewei、Custance Oscar、Ishigaki Yusuke、Suzuki Takanori
    • Journal Title

      Physical Chemistry Chemical Physics

      Volume: 24 Pages: 22191~22197

    • DOI

      10.1039/D2CP03198A

    • Peer Reviewed
  • [Journal Article] Geometrical and Electronic Structure of Cation Radical Species of Tetraarylanthraquinodimethane: An Intermediate for Unique Electrochromic Behavior2022

    • Author(s)
      Ishigaki Yusuke、Fukagawa Reina、Sugawara Kazuma、Harimoto Takashi、Suzuki Takanori
    • Journal Title

      Chemistry - An Asian Journal

      Volume: 17 Pages: -

    • DOI

      10.1002/asia.202200914

    • Peer Reviewed
  • [Journal Article] Near‐Infrared Electrochromic Behavior of Dibenzothiepin Derivatives Attached with Two Michler's Hydrol Blue Units2022

    • Author(s)
      Ishigaki Yusuke、Takata Masaki、Shimajiri Takuya、Wu Luyan、Zeng Wenhui、Ye Deju、Suzuki Takanori
    • Journal Title

      Chemistry - A European Journal

      Volume: 28 Pages: -

    • DOI

      10.1002/chem.202202457

    • Peer Reviewed / Int'l Joint Research

URL: 

Published: 2023-12-25  

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