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2012 Fiscal Year Final Research Report

Control of spin properties at nitride-semiconductor interfaces

Research Project

  • PDF
Project/Area Number 21710102
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Nanomaterials/Nanobioscience
Research InstitutionThe University of Tokyo

Principal Investigator

GOHDA Yoshihiro  東京大学, 大学院・理学系研究科, 助教 (50506730)

Project Period (FY) 2009 – 2012
Keywordsナノ表面・界面 / ナノ材料 / 磁性 / 物性理論
Research Abstract

Theoretical investigations on magnetism based on first-principles calculations were conducted for interfaces between nitride-semiconductors such as GaN and non-magnetic materials. Prediction of interface ferromagnetism for AlN/MgB2 and its spin-transport properties were published in Physical Review Letters. In addition, findings on spin properties of GaN/graphene interfaces were disclosed in Applied Physics Letters.

  • Research Products

    (15 results)

All 2012 2011 2010 2009

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (12 results) Book (1 results)

  • [Journal Article] Structural phase transition of graphene caused by GaN epitaxy2012

    • Author(s)
      Y. Gohda and S. Tsuneyuki
    • Journal Title

      Appl. Phys. Lett

      Volume: 100 Pages: 053111

    • DOI

      doi:10.1063/1.3680100

    • Peer Reviewed
  • [Journal Article] Tsuneyuki, Two-dimensional intrinsic ferromagnetism at nitride-boride interfaces2011

    • Author(s)
      Y. Gohda and S
    • Journal Title

      Phys. Rev.Lett

      Volume: 106 Pages: 047201

    • DOI

      doi:10.1103/PhysRevLett.106.047201

    • Peer Reviewed
  • [Presentation] Ab-InitioIdentification of a New Structure ofGraphene Induced by GaN Epitaxy2012

    • Author(s)
      Y. Gohda and S. Tsuneyuki
    • Organizer
      2012 MRS Fall Meeting
    • Place of Presentation
      Boston, USA
    • Year and Date
      2012-11-27
  • [Presentation] Structural phase transition of graphene caused by GaN epitaxy predicted by ab-initiocalculations2012

    • Author(s)
      Y. Gohda and S. Tsuneyuki
    • Organizer
      Graphene Nanoscience: from Dirac Physics to Applications
    • Place of Presentation
      Granada, Spain.
    • Year and Date
      2012-09-12
  • [Presentation] First-principles interface science: structures and electronic states2012

    • Author(s)
      Y. Gohda
    • Organizer
      Material simulation in petaflops era (MASP2012)
    • Place of Presentation
      東京大学物性研究所(千葉県)(招待講演)
    • Year and Date
      2012-07-12
  • [Presentation] First-principles predictions of graphene structure governed by GaN epitaxy2012

    • Author(s)
      Y. Gohda and S. Tsuneyuki
    • Organizer
      International Conference on Solid Films and Surfaces (ICSFS16)
    • Place of Presentation
      Genova, Italy.
    • Year and Date
      2012-07-02
  • [Presentation] First-principles predictions on properties of nano/energy materials2012

    • Author(s)
      Y. Gohda
    • Organizer
      Collaborative Conference on Materials Research (CCMR2012)
    • Place of Presentation
      Seoul, Korea(招待講演)
    • Year and Date
      2012-06-27
  • [Presentation] Magnetism at interfaces consisting of nonmagnetic2011

    • Author(s)
      Y. Gohda and S. Tsuneyuki
    • Organizer
      International Focus Workshop on Quantum Simulations and Design (QSD2011)
    • Place of Presentation
      Dresden, Germany.
    • Year and Date
      2011-09-27
  • [Presentation] 非磁性元素界面における磁性の可能性2011

    • Author(s)
      合田義弘、常行真司
    • Organizer
      日本物理学会2011年秋季大会
    • Place of Presentation
      富山大学(富山県)
    • Year and Date
      2011-09-23
  • [Presentation] Possibility of two-dimensional ferromagnetism at nitride-boride interfaces2011

    • Author(s)
      Y. Gohda and S. Tsuneyuki
    • Organizer
      The 13th International Conference on the Formation of Semiconductor Interfaces (ICFSI-13)
    • Place of Presentation
      Praha, Czech Republic.
    • Year and Date
      2011-07-05
  • [Presentation] Intrinsic ferromagnetism at AlN-MgB2 interfaces2011

    • Author(s)
      Y. Gohda and S. Tsuneyuki
    • Organizer
      2011 APS March Meeting
    • Place of Presentation
      Dallas, USA.
    • Year and Date
      2011-03-22
  • [Presentation] Interface atomic structures and electronic properties of group-III nitrides2010

    • Author(s)
      Y. Gohda and S. Tsuneyuki
    • Organizer
      Psi-k Conference 2010
    • Place of Presentation
      Berlin, Germany.
    • Year and Date
      2010-09-13
  • [Presentation] First-principles calculations on metal-induced gap states at metal-semiconductor interfaces2010

    • Author(s)
      Y. Gohda and S. Tsuneyuki
    • Organizer
      2010 APS March Meeting
    • Place of Presentation
      Portland, USA.
    • Year and Date
      2010-03-18
  • [Presentation] Structural bistability and spin polarization of multi-vacancies in GaN identified by first-principles calculations2009

    • Author(s)
      Y. Gohda and A. Oshiyama
    • Organizer
      25th International Conference on Defects in Semiconductors
    • Place of Presentation
      Sankt-Peterburg, Russia.
    • Year and Date
      2009-07-20
  • [Book] シミュレーション辞典・項目「GaN 中不純物のシミュレーション」2012

    • Author(s)
      合田 義弘(分担執筆)
    • Total Pages
      366-366
    • Publisher
      コロナ社

URL: 

Published: 2014-08-29  

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