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2013 Fiscal Year Final Research Report

Preparation of engineered multiferroic material showing enhanced magneto-electric effect

Research Project

  • PDF
Project/Area Number 23686094
Research Category

Grant-in-Aid for Young Scientists (A)

Allocation TypeSingle-year Grants
Research Field Inorganic materials/Physical properties
Research InstitutionNagoya Institute of Technology

Principal Investigator

YOKOTA Takeshi  名古屋工業大学, 工学(系)研究科(研究院), 助教 (10402645)

Project Period (FY) 2011-04-01 – 2014-03-31
Keywords電気磁気効果 / マルチフェロイック / エピタキシャル成長 / 磁性 / 誘電性
Research Abstract

This research was focused on a preparation of artificial magneto-electric materials, which can be controlled their magnetic or ferroelectric properties can be controlled by an external electric or magnetic field, prepared using thin film crystal growth technics. In this purpose, we prepared Cr2O3/LiNbO3/Cr2O3 epitaxial multilayer. We revealed that magnetic or electric properties of the multilayer can be controlled by an external electric or magnetic field. The tenability is about 6 times larger than that of Cr2O3 film.

  • Research Products

    (39 results)

All 2014 2013 2012 2011 Other

All Journal Article (19 results) (of which Peer Reviewed: 19 results) Presentation (20 results) (of which Invited: 3 results)

  • [Journal Article] Electric and Magneto-electric properties of Cr_2O_3 thin films2014

    • Author(s)
      K. Ichikawa, T. Yokota, and M. Gomi
    • Journal Title

      e-journal of Surface Science and Nanotechnology

      Volume: Vol. 12 (in press)

    • Peer Reviewed
  • [Journal Article] Detailed analyses of electric field-induced resistance switching behavior of SrFeO_<3-x>film2014

    • Author(s)
      T. Yokota, S. Kito, and M. Gomi
    • Journal Title

      Japanese Journal of Applied Physics

      Volume: 53 Pages: 02BC17-1–5

    • DOI

      10.7567/JJAP.53.02BC17

    • Peer Reviewed
  • [Journal Article] Injected charge modulation using magnetic filtering effect in Au/Cr_2O_3/FeCr/CeO_2/Si capacitor2013

    • Author(s)
      T. Yokota, K. Ichikawa, S. Murata, and M. Gomi
    • Journal Title

      e-journal of Surface Science and Nanotechnology

      Volume: Vol. 11 Pages: 122-126

    • DOI

      10.1380/ejssnt.2013.122

    • Peer Reviewed
  • [Journal Article] Spin-charge multi injection mechanism of a magneto-electric capacitor2013

    • Author(s)
      T. Yokota, S. Murata, and M. Gomi
    • Journal Title

      Journal of Ceramic Society of Japan (Express Letter)

      Volume: 121[12] Pages: 1-4

    • DOI

      10.2109/jcersj2.121.1008

    • Peer Reviewed
  • [Journal Article] Epitaxial growth and magnetoelectric properties of magnetoelectric multilayers : Cr_2O_3/ LiNbO_3/ Cr_2O_3 thin films2013

    • Author(s)
      T. Yokota, K. Ichikawa, and M. Gomi
    • Journal Title

      e-journal of Surface Science and Nanotechnology (Super express Letter)

      Volume: Vol. 11 Pages: 89-92

    • DOI

      10.1380/ejssnt.2013.89

    • Peer Reviewed
  • [Journal Article] Electric field-induced magnetic changes in La_<0.7>Sr_<0.3>MnO_3 thin film using electric field-induced resistance phenomenon2013

    • Author(s)
      T. Yokota, S. Murata, and M. Gomi
    • Journal Title

      Appl. Phys. Lett

      Volume: 102 Pages: 152404

    • DOI

      10.1063/1.4802483

    • Peer Reviewed
  • [Journal Article] Influence of density of state of ferromagnetic filter layer in charge injection properties of Si metal-insulator-semiconductor capacitor with a magneto-electric gate insulator2013

    • Author(s)
      T. Yokota, S. Murata, and M. Gomi
    • Journal Title

      Journal of Ceramic Society of Japan

      Volume: 121[6]1 Pages: 512 - 515

    • Peer Reviewed
  • [Journal Article] Thermoelectric properties of Co doped BiFeO_3 and Bi_<24>CoO_<37> - BiFeO_3 compound system2013

    • Author(s)
      T. Yokota, R. Aoyagi, M. Gomi
    • Journal Title

      Journal of Ceramic Society of Japan

      Volume: Vol.121 Pages: 675–678

    • Peer Reviewed
  • [Journal Article] Effects of Heat Treatment after Poling on Dielectric and Piezoelectric Properties in Li_<0:06>Na_<0:94>NbO_3 Ceramics2013

    • Author(s)
      R.Aoyagi, M. Maeda, T. Yokota, M. Gomi
    • Journal Title

      Japanese Journal of Applied Physics

      Volume: 52 Pages: 09KD12 8

    • DOI

      10.7567/JJAP.52.09KD12

    • Peer Reviewed
  • [Journal Article] Effect of excess Bi on structure and ferroelectric properties of polycrystalline BiFeO_3 thin films2013

    • Author(s)
      J. Yan, M. Gomi, T. Hattori, T. Yokota, H. Song
    • Journal Title

      Thin Solid Film

      Volume: 542 Pages: 150-154

    • DOI

      10.1016/j.tsf.2013.07.004

    • Peer Reviewed
  • [Journal Article] Phase transition and huge ferroelectric polarization observed in BiFe_<1−x>Ga_xO_3 thin films2013

    • Author(s)
      J. Yan, M. Gomi, T. Yokota, H. Song
    • Journal Title

      Appl. Phys. Lett

      Volume: 102 Pages: 102

    • DOI

      10.1063/1.4809955

    • Peer Reviewed
  • [Journal Article] High-temperature thermoelectric properties of BaFe_xTi_<1−x>O_<3−δ> ceramics2013

    • Author(s)
      T. Yamada, R. Aoyagi, T. Yokota, M. Gomi
    • Journal Title

      Journal of Ceramic Society of Japan

      Volume: Vol.121 Pages: 706–709

    • Peer Reviewed
  • [Journal Article] Sputter-epitaxy and electric properties of multiferroic Bi_<m+1>Fe_<m-3>Ti_3O_<3m+3>thin films2011

    • Author(s)
      K. Yamaguchi, M. Gomi, Y. Shimizu, T. Yokota
    • Journal Title

      Thin Solid Film

      Volume: 519 Pages: 8330-8333

    • DOI

      10.1016/j.tsf.2011.03.069

    • Peer Reviewed
  • [Journal Article] Preparation and magnetic properties of Bi_<m+1>Fe_<m-3>Ti_3O_<3m+3>thin films with magnetic order above room temperature2011

    • Author(s)
      Y. Shimizu, M. Gomi, K. Yamaguchi, T. Yokota, K. Mibu
    • Journal Title

      Thin Solid Film

      Volume: 519 Pages: 8334-8337

    • DOI

      10.1016/j.tsf.2011.04.025

    • Peer Reviewed
  • [Journal Article] Influence of magneto-electric coefficient for magnetic and electric charge injection properties in magneto-electric MIS capacitors2011

    • Author(s)
      T. Yokota, Y. Tsuboi, R. Imura, S. Kito, and M. Gomi
    • Journal Title

      Materials Science and Engineering

      Volume: 18 Pages: 092003-1-4

    • DOI

      10.1088/1757-899X/18/9/092003

    • Peer Reviewed
  • [Journal Article] Relationship between the crystallinity and magnetic properties of Cr_2O_3/LiNbO_3/Cr_2O_3 multi layer2011

    • Author(s)
      T. Yokota, Y. Tsuboi, S. Murata, S. Kito, and M. Gomi
    • Journal Title

      Electroceramics in Japan XIIII, Key Engineering Materials

      Volume: 485 Pages: 233–236

    • Peer Reviewed
  • [Journal Article] Magnetic and electric field induced resistance change in SrFeO thin film2011

    • Author(s)
      S. Kito, T. Yokota, Y. Tsuboi, R. Imura, and M. Gomi
    • Journal Title

      Materials Science and Engineering

      Volume: 18 Pages: 092042-1-4

    • DOI

      10.1088/1757-899X/18/9/092042

    • Peer Reviewed
  • [Journal Article] Relationship between the resistance modulation and magneto-electric direction in Cr_2O_3/ultra-thin (La,Sr)O_3 hetero interface2011

    • Author(s)
      S. Kito, T. Yokota, Y. Tsuboi, S. Murata, and M. Gomi
    • Journal Title

      e-journal Surface Science and Nanotechnology

      Volume: Vol. 9 Pages: 138-141

    • Peer Reviewed
  • [Journal Article] Room Temperature Magneto-electric Effect of Cr_2O_3 / Cr_2O_<3+X> /LiNbO_3 / Cr_2O_<3+X> / Cr_2O_3 Hetero structure

    • Author(s)
      T. Tsuboi, T. Yokota, S. Kito, R. Imura, and M. Gomi
    • Journal Title

      Materials Science and Engineering

      Volume: 18 Pages: 92022-1-3

    • DOI

      10.1088/1757-899X/18/9/092022

    • Peer Reviewed
  • [Presentation] 人工電気磁気効果物質:Cr_2O_3/LiNbO_3/ Cr_2O_3における磁気輸送特性2014

    • Author(s)
      市川幸治、横田壮司、五味學
    • Organizer
      IEEE Magnetics Society名古屋支部若手研究会
    • Place of Presentation
      名古屋大学、愛知
    • Year and Date
      2014-02-07
  • [Presentation] Electric properties of epitaxial multilayer : Cr_2O_3/LiNbO_3/ Cr_2O_3 thin films2013

    • Author(s)
      T. Yokota, K. Ichikawa, and M. Gomi
    • Organizer
      The 30th Japan-Korea international seminar on ceramics
    • Place of Presentation
      Kitakyushu International Conference Center, JAPAN
    • Year and Date
      20131120-23
  • [Presentation] Magnetic and magneto-electric properties of epitaxial Cr_2O_3/LiNbO_3/Cr_2O_3 multi-layer2013

    • Author(s)
      T. Yokota, K. Ichikawa, and M. Gomi
    • Organizer
      The 58th Annual Magnetism and Magnetic Materials
    • Place of Presentation
      Denver, Colorado
    • Year and Date
      20131104-08
  • [Presentation] Electrical and Magneto-electric properties of Cr_2O_3 thin film2013

    • Author(s)
      K. Ichikawa, T. Yokota, M. Gomi
    • Organizer
      12th International Conference on Atomically Controlled Surfaces, Interfaces and Nanostructures
    • Place of Presentation
      Tsukuba, Japan
    • Year and Date
      20131104-08
  • [Presentation] 電気磁気エピタキシャル積層膜Cr2O3/LiNbO3/Cr2O3における磁気輸送特性2013

    • Author(s)
      横田壮司、市川幸治、五味學
    • Organizer
      日本セラミックス協会第26回秋季シンポジウム
    • Place of Presentation
      信州大学、長野
    • Year and Date
      20130904-06
  • [Presentation] Epitaxial growth and electrical properties of magneto-electric material : Cr_2O_32013

    • Author(s)
      K. Ichikawa, T. Yokota, M. Gomi
    • Organizer
      The 2nd International GIGAKU Conference in Nagaoka
    • Place of Presentation
      Nagaoka University of Technology, JAPAN
    • Year and Date
      20130621-23
    • Invited
  • [Presentation] Magnetic and magneto-electric properties of Cr_2O_3/LiNbO_3/ Cr_2O_3 thin films2013

    • Author(s)
      T.Yokota, K. Ichikawa, and M. Gomi
    • Organizer
      The 2nd International GIGAKU Conference in Nagaoka
    • Place of Presentation
      Nagaoka University of Technology, JAPAN
    • Year and Date
      20130621-23
    • Invited
  • [Presentation] Epitaxial growth of magneto-electric multilayer : Cr_2O_3/LiNbO_3/ Cr_2O_3 thin films2013

    • Author(s)
      T. Yokota, K. Ichikawa, and M. Gomi
    • Organizer
      7th International Conference on the Science and Technology for Advance Ceramics
    • Place of Presentation
      Mielparque Yokohama, JAPAN
    • Year and Date
      20130619-20
  • [Presentation] Crystal growth study of Cr_2O_3 thin films on Pt and electrical properties2013

    • Author(s)
      K. Ichikawa、T. Yokota、M. Gomi
    • Organizer
      The 4th Internatinal Symposium on Organic and Inorganic Electronic Materials and Related Nanotechnologies
    • Place of Presentation
      ISHIKAWA ONGAKUDO, JAPAN
    • Year and Date
      20130617-20
  • [Presentation] Detailed analyses of electric field-induced resistance switching behavior of SrFeO_<3-x> film2013

    • Author(s)
      T. Yokota, S. Kito, and M. Gomi
    • Organizer
      The 4th Internatinal Symposium on Organic and Inorganic Electronic Materials and Related Nanotechnologies
    • Place of Presentation
      ISHIKAWA ONGAKUDO, JAPAN
    • Year and Date
      20130615-17
  • [Presentation] Thermoelectric Properties and the doping effects of Bi-based magnetic oxide2013

    • Author(s)
      T. Yokota, K. Ichikawa, and M. Gomi
    • Organizer
      10th Pacific Rim Conference on Ceramic and Glass Technology
    • Place of Presentation
      Sandiego, USA
    • Year and Date
      20130603-07
  • [Presentation] Hetero epitaxial growth of Cr2O3/LiNbO3/Cr2O3 multilayer2013

    • Author(s)
      K, Ichikawa、T. Yokota、M. Gomi
    • Organizer
      10th Pacific Rim Conference on Ceramic and Glass Technology
    • Place of Presentation
      Sandiego, USA
    • Year and Date
      20130602-07
  • [Presentation] Thermoelectric Properties of A, B site co-doped BiFeO_3 ceramics2013

    • Author(s)
      T. Yokota, K. Ichikawa, A. Osvet, M. Batentschuk, M. Gomi and C. J. Brabec
    • Organizer
      日本セラミックス協会年会
    • Place of Presentation
      東京工業大学
    • Year and Date
      20130317-19
  • [Presentation] The relatioship between Seebeck coefficient and Conductivity of A-site doped BiFeO_3 bulk ceramic2013

    • Author(s)
      K. Ichikawa, T. Yokota, R. Imura, A. Osvet, M. Batentchuk, M. Gomi, C. J.Brabec
    • Organizer
      2nd international Symposium on ceramics Nanotune
    • Place of Presentation
      NITech, Japan
    • Year and Date
      20130306-08
  • [Presentation] 室温電気磁気効果物質薄膜Cr_2O_3における強誘電体トンネル層挿入が電気磁気効果に及ぼす効果2013

    • Author(s)
      市川幸治、横田壮司、五味學
    • Organizer
      平成25年度日本セラミックス協会東海支部学術研究発表会
    • Place of Presentation
      名城大学、愛知
    • Year and Date
      2013-12-07
  • [Presentation] Investigation for electrical transport properties of multi-bit type magneto electric capacitor2012

    • Author(s)
      R. Imura, T. Yokota, K. Ichikawa. and M. Gomi
    • Organizer
      ICAUMS2012
    • Place of Presentation
      Nara, Japan
    • Year and Date
      20121002-05
  • [Presentation] Thermoelectric properties of d-block elements doped BiFeO_3 bulk ceramics2012

    • Author(s)
      T. Yokota, R. Imura, A. Osvet, M. Batentschuk, M. Gomi and C. J. Brabec
    • Organizer
      IWAC5
    • Year and Date
      20120910-11
  • [Presentation] 電気磁気効果を用いたスピン状態密度エンジニアリングによるマルチビットデジタル記憶素子の作製2012

    • Author(s)
      横田壮司
    • Organizer
      粉体操作に伴う諸現象に関する勉強会
    • Place of Presentation
      静岡
    • Year and Date
      20120802-03
    • Invited
  • [Presentation] Electric field induced resistance changes in CaFeO_<3-x> thin film2012

    • Author(s)
      T. Yokota, R. Imura, K. Ichikawa, and M. Gomi
    • Organizer
      4th International Congress on Ceramics (ICC4)
    • Place of Presentation
      (Chicago,USA
    • Year and Date
      20120715-19
  • [Presentation] Thermoelectric Properties of Fe-based ferroelectric materials2011

    • Author(s)
      T. Yokota, R. Imura, A. Osvet, M. Batentschuk, M. Gomi, and C. Brabec
    • Organizer
      2nd German-Japanese Seminar on Advanced Ceramic Materials
    • Place of Presentation
      Germany
    • Year and Date
      20111100

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Published: 2015-07-16  

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