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Development of the flexible heat protection circuits for bio medical applications

Research Project

Project/Area Number 15K20961
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Electron device/Electronic equipment
Structural/Functional materials
Research InstitutionThe University of Tokyo

Principal Investigator

Yokota Tomoyuki  東京大学, 大学院工学系研究科(工学部), 講師 (30723481)

Project Period (FY) 2015-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥3,900,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥900,000)
Fiscal Year 2016: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2015: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Keywordsフレキシブルエレクトロニクス / 温度センサ / フレキシブルデバイス / プリンテッドエレクトロニクス / 有機トランジスタ
Outline of Final Research Achievements

In this project, we developed the flexible temperature sensor by mixing the acrylate co polymer and graphite as a conductive filler. A temperature sensor shows 6 orders of magnitude change in resistivity near the temperature of a human skin.
And also, we evaluated the heat protection characteristics by integration the organic thin film transistors (OTFTs) and temperature sensor. The ON current of the OTFTs is decreased as temperature is higher. We confirmed the high performance of temperature sensor as heat protection circuits.

Report

(3 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • Research Products

    (3 results)

All 2016 2015

All Journal Article (1 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 1 results,  Acknowledgement Compliant: 1 results) Presentation (2 results) (of which Int'l Joint Research: 2 results,  Invited: 1 results)

  • [Journal Article] Ultraflexible, large-area, physiological temperature sensors for multipoint measurements2015

    • Author(s)
      Tomoyuki Yokota, Yusuke Inoue, Yuki Terakawa, Jonathan Reeder, Martin Kaltenbrunner, Taylor Ware, Kejia Yang, Kunihiko Mabuchi, Tomohiro Murakawa, Masaki Sekino, Walter Voit, Tsuyoshi Sekitani, and Takao Someya
    • Journal Title

      Proceedings of the National Academy of Sciences of the United States of America

      Volume: 112 Issue: 47 Pages: 14533-14538

    • DOI

      10.1073/pnas.1515650112

    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Int'l Joint Research / Acknowledgement Compliant
  • [Presentation] Printable and ultra-flexible temperature sensor based on polymer2016

    • Author(s)
      Tomoyuki Yokota, Takao Someya
    • Organizer
      ICEP 2016
    • Place of Presentation
      札幌市教育文化会館 札幌
    • Year and Date
      2016-04-20
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Printable ultra-flexible temperature sensor for thermal mapping of bio-tissue2016

    • Author(s)
      Tomoyuki Yokota, Jonathan Reeder, Yusuke Inoue, Yuki Terakawa, Taylor Ware, Walter Voit, Masaki Sekino and Takao Someya
    • Organizer
      2016 MRS spring
    • Place of Presentation
      フェニックス アメリカ
    • Year and Date
      2016-04-03
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research

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Published: 2015-04-16   Modified: 2018-03-22  

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