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Magnetic and electric properties of inhomogeneous dilute magneticsemiconductors calculated by the cluster CPA method

Research Project

Project/Area Number 19740239
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Mathematical physics/Fundamental condensed matter physics
Research InstitutionOsaka University

Principal Investigator

SATO Kazunori  Osaka University, 大学院基礎工学研究科, 特任准教授(常勤) (60379097)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,690,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2008: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2007: ¥2,000,000 (Direct Cost: ¥2,000,000)
Keywords第一原理計算 / 材料設計 / スピントロニクス / 不規則系 / 希薄磁性半導体 / コヒーレントポテンシャル近似 / 局所環境効果 / クラスター法 / マテリアルデザイン / 磁性半導体 / クラスター / 拡散 / スピンエレクトロニクス
Research Abstract

単一サイトCPAによる希薄磁性半導体の電子状態計算に、クラスター埋め込み法により局所環境効果を取り入れる計算機プログラムを開発し、磁性不純物間の磁気的相互作用への影響を調べた。その結果、特に第一近接原子間の磁気的相互作用が局所環境効果の影響を大きく受けることがわかり、不純物の配置によっては磁気的相互作用が符号を変える場合もあることが示された。しかしこの効果は磁気的なパーコレーションのために系のキュリー温度には大きく影響しない。

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (39 results)

All 2008 2007 Other

All Journal Article (15 results) (of which Peer Reviewed: 15 results) Presentation (20 results) Book (2 results) Remarks (2 results)

  • [Journal Article] Computational nano-materials design for the wide band gap and high T_C semiconductor spintronics2008

    • Author(s)
      H. Katayama-Yoshida, K. Sato, T. Fukushima, M. Toyoda, H. Kizaki and V. A. Dinh
    • Journal Title

      Semiconductors and Semimetals 82

      Pages: 433-454

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] New high-T_C half Heusler ferromagnetis NiMnZ (Z = Si, P, Ge, As)2008

    • Author(s)
      V. A. Dinh, K. Sato, H. Katayama-Yoshida
    • Journal Title

      J. Phys. Soc. Jpn. 77

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Computational nano-manterials design for II-VI compound semiconductor-based spintronics2008

    • Author(s)
      H. Katayama-Yoshida, K. Sato T. Fukushima, M. Toyoda, H. Kizaki, V. A. Dinh, P. H. Dederichs
    • Journal Title

      J. Kor. Phys. Soc. 53

      Pages: 1-12

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] New high-Tc half Heusler ferromagnetis NiMnZ (Z=Si, P, Ge, As)2008

    • Author(s)
      V. A. Dinh, K. Sato and H. Katayama-Yoshida
    • Journal Title

      J. Phys. Soc. Jpn 77

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Computational nano-manterials design for II-VI compound semiconductor-based spintronics2008

    • Author(s)
      H. Katayama-Yoshida, K Sato T. Fukushima, M. Toyoda, H. Kizaki, V. A. Dinh and P. H. Dederichs
    • Journal Title

      J. Kor. Phys. Soc 53

      Pages: 1-12

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Materials design of CuAlO2-based dilute magnetic semiconductors by first-principles calculations and Monte Carlo simulations2008

    • Author(s)
      H. Kizaki, K. Sato and H. Katayama-Yoshida
    • Journal Title

      Jpn. J. Appl. Phys 47

      Pages: 6488-6495

    • NAID

      40016211040

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Computational nano-materials design for the wide band gap and high T_C semiconductor spintronics2008

    • Author(s)
      H. Katayama-Yoshida, K. Sato, TFukushima, M. Toyoda, H. Kizaki and V. A. Dinh
    • Journal Title

      emiconductors and Semimetals 82

      Pages: 433-454

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] First-principles study on the ferromagnetism and Curie temperature of Mn-doped AlX and InX (X = N, P, As and Sb)2007

    • Author(s)
      K. Sato, P. H. Dederichs, H. Katayama-Yoshida
    • Journal Title

      J. Phys. Soc. Jpn. 76

    • NAID

      110006203537

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Effective exchange interactions in CuAlO_2-based dilute magetic semiconductors by first-principles calculations2007

    • Author(s)
      H. Kizaki, K. Sato, H. Katayama-Yoshida
    • Journal Title

      Physica B 401

      Pages: 462-464

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Super-paramagnetic blocking phenomena and room-temperature ferromagnetism in wide band-gap dilute magnetic semiconductor (Ga, Mn)N'2007

    • Author(s)
      K. Sato, T. Fukushima, H. Katayama-Yoshida
    • Journal Title

      Jpn. J. Appl. Phys. 46

    • NAID

      210000064044

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Ferromagnetism and spinodal decomposition in dilute magnetic nitride semiconductors2007

    • Author(s)
      K. Sato, T. Fukushima, H. Katayama-Yoshida
    • Journal Title

      J. Phys. Condens. Matter 19

    • Related Report
      2008 Final Research Report 2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Design of colossal solubility of magnetic impurities for semiconductor spintronics by the co-doping method2007

    • Author(s)
      K. Sato, H. Katayama-Yoshida
    • Journal Title

      Jpn. J. Appl. Phys 46

    • NAID

      210000063800

    • Related Report
      2008 Final Research Report 2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] First-principles study on the ferromagnetism and Curie temperature of Mn-doped AIX and InX (X = N, P,As and Sb)2007

    • Author(s)
      K. Sato, P. H. Dederichs, H. Katayama-Yoshida
    • Journal Title

      J. Phys. Soc. Jpn. 76

      Pages: 2471712-2471712

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Super-paramagnetic blocking phenomena and room-temperature ferromagnetism in wide band-gap dilute magnetic semiconductor (Ga, Mn)N2007

    • Author(s)
      K. Sato, T. Fukushima, H. Katayama-Yoshida
    • Journal Title

      Jpn. J. Appl. Phys. 46

      Pages: 682-684

    • NAID

      210000064044

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Dilute magnetic semiconductors based on half-Heusler alloys2007

    • Author(s)
      T. Fukushima, K. Sato, H. Katayama-Yoshida, P. H. Dederichs
    • Journal Title

      J. Phys. Soc. Jpn. 76

      Pages: 947135-947135

    • NAID

      110006418616

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] Control of spinodal decomposition in dilute magnetic semiconductors and computational materials design for semiconductor spintronics (invited)2008

    • Author(s)
      K. Sato
    • Organizer
      Computational Magnetism and Spintronics International Workshop
    • Place of Presentation
      Dresden.Germany
    • Year and Date
      2008-11-07
    • Related Report
      2008 Final Research Report
  • [Presentation] Control of spinodal decomposition in dilute magnetic semiconductors and computational materials design for semiconductor spintronics2008

    • Author(s)
      K. Sato
    • Organizer
      Computational Magnetism and Spintronics International Workshop
    • Place of Presentation
      Dresden. Germany(invited)
    • Year and Date
      2008-11-07
    • Related Report
      2008 Annual Research Report
  • [Presentation] Design of Dilute Magnetic Semiconductors by Controlling Spinodal Decomposition2008

    • Author(s)
      K. Sato, T. Fukushima, and H. Katavama-Yoshida
    • Organizer
      Fifth International Conference on Physicsand Applications of Spin-related Phenomena in Semiconductors
    • Place of Presentation
      Iguacu, Brazil
    • Year and Date
      2008-08-04
    • Related Report
      2008 Annual Research Report
  • [Presentation] Design of Dilute Magnetic Semiconductors with room Temperature Ferromagnetism by Controlling Spinodal Decompostion2008

    • Author(s)
      K. Sato, T. Fukushima, and H. K. -Yoshida
    • Organizer
      29th International Conference on the Physics of Semiconductors
    • Place of Presentation
      Rio de Janeiro, Brazil
    • Year and Date
      2008-07-29
    • Related Report
      2008 Annual Research Report
  • [Presentation] Design of dilute magnetic semiconductors with room temperature ferromagnetism by controlling spinodal decomposition2008

    • Author(s)
      K. Sato, T. Fukushima, H. Katayama-Yoshida
    • Organizer
      The 1st International Conference of the Grand Challenge to Next-Generation Integrated Nanoscience
    • Place of Presentation
      Tokyo, Japan
    • Year and Date
      2008-06-04
    • Related Report
      2008 Annual Research Report
  • [Presentation] Design of dilute magnetic semiconductors with room temperature ferromagnetism by controlling spinodal decomposition2008

    • Author(s)
      K. Sato, T. Fukushima and H. Katayama-Yoshida
    • Organizer
      International Conference on Quantum Simulation and Design 2008
    • Place of Presentation
      Tokyo, Japan
    • Year and Date
      2008-06-02
    • Related Report
      2008 Annual Research Report
  • [Presentation] 3dと4d遷移金属の同時添加による希薄磁性半導体の物質設計2008

    • Author(s)
      佐藤和則、吉田博
    • Organizer
      日本物理学会第63回年次大会
    • Place of Presentation
      近畿大学
    • Year and Date
      2008-03-24
    • Related Report
      2007 Annual Research Report
  • [Presentation] Design of dilute magnetic semiconductors with room temperature ferromagnetism by controlling spinodal decomposition (invited)2008

    • Author(s)
      K. Sato
    • Organizer
      American Physical Society March Meeting
    • Place of Presentation
      New Orleans, LA, USA
    • Year and Date
      2008-03-13
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] 希薄磁性半導体の第一原理電子状態計算と高温強磁性半導体のマテリアルデザイン(招待講演)2008

    • Author(s)
      佐藤和則
    • Organizer
      日本磁気学会「半導体のスピン機能とデバイス応用」研究会
    • Place of Presentation
      化学会館、東京
    • Year and Date
      2008-03-03
    • Related Report
      2007 Annual Research Report
  • [Presentation] Design of colossal solubility of magnetic impurities for semiconductor spintronics by using the co-doping method2007

    • Author(s)
      K. Sato, H. Katayama-Yoshida
    • Organizer
      The 12th Symposium on the Physics and Application of Spin-Related Phenomena in Semiconductors (PASPS12)
    • Place of Presentation
      大阪大学
    • Year and Date
      2007-12-20
    • Related Report
      2007 Annual Research Report
  • [Presentation] Design of colossal solubility of magnetic impurities for semiconductor spintronoics by using the co-doping method2007

    • Author(s)
      K. Sato, H. Katayama-Yoshida
    • Organizer
      The 10th Asian Workshop on First-Principles Electronic Structure Calculation
    • Place of Presentation
      Hiroshima University
    • Year and Date
      2007-10-30
    • Related Report
      2007 Annual Research Report
  • [Presentation] ナノスケールスピノダル分解によるスピン流と制御法のデザイン2007

    • Author(s)
      佐藤和則、吉田博
    • Organizer
      東北大学電気通信研究所共同プロジェクト研究会「スピンエレクトロニクスの新展開」
    • Place of Presentation
      東北大学電気通信研究所
    • Year and Date
      2007-10-05
    • Related Report
      2007 Annual Research Report
  • [Presentation] Inhomogeneity and Its Effects on the Ferromagnetism of Dilute Magnetic Semiconductors2007

    • Author(s)
      K. Sato, T. Fukushima, H. Katayama-Yoshida
    • Organizer
      Handai Nanoscience and Nanotechnology International Symposium
    • Place of Presentation
      Osaka University
    • Year and Date
      2007-09-26
    • Related Report
      2007 Annual Research Report
  • [Presentation] 同時ドーピング法によるスピノダル分解の制御と希薄磁性半導体のマテリアルデザイン2007

    • Author(s)
      佐藤和則、福島鉄也、豊田雅之、木崎栄年、ディンバンアン、吉田博
    • Organizer
      日本物理学会第62回年次大会
    • Place of Presentation
      北海道大学
    • Year and Date
      2007-09-22
    • Related Report
      2007 Annual Research Report
  • [Presentation] Computational nano-materials design for semiconductor spintronics (invited)2007

    • Author(s)
      K. Sato, T. Fukushima, M. Toyoda, H. Katayama-Yoshida
    • Organizer
      The 4^<th> conference of the Asian consortium on computational materaisl science
    • Place of Presentation
      Seoul, Korea
    • Year and Date
      2007-09-13
    • Related Report
      2008 Final Research Report
  • [Presentation] Computational nano-materials design for semiconductor spintronics (invited)2007

    • Author(s)
      K. Sato, T. Fukushima, M. Toyoda, H. Katayama-Yoshida
    • Organizer
      The 4th conference of the Asian consortium on computational materaisl science
    • Place of Presentation
      Seoul, Korea
    • Year and Date
      2007-09-13
    • Related Report
      2007 Annual Research Report
  • [Presentation] Self-organization and super-paramagnetism in dilute magnetic semiconductors2007

    • Author(s)
      K. Sato, T. Fukushima, H. Katayama-Yoshida
    • Organizer
      24th International Conference on Defects in Semiconductors (ICDS24)
    • Place of Presentation
      Albuquerque, NM, USA
    • Year and Date
      2007-07-26
    • Related Report
      2007 Annual Research Report
  • [Presentation] Spinodal decomposition and super-paramagnetism in dilute magnetic semiconductors2007

    • Author(s)
      K. Sato
    • Organizer
      4th International School and Conference on Spintronics and Quantum lnformation Technology (Spintech IV)
    • Place of Presentation
      Hawaii, USA
    • Year and Date
      2007-06-21
    • Related Report
      2007 Annual Research Report
  • [Presentation] Design of colossal solubility of magnetic impurities for semiconductor spintronics by using the co-doping method2007

    • Author(s)
      K. Sato, H. Katayama-Yoshida
    • Organizer
      The 11th SANKEN International Symposium
    • Place of Presentation
      淡路夢舞台国際会議場
    • Year and Date
      2007-02-04
    • Related Report
      2007 Annual Research Report
  • [Presentation] Spinodal decomposition and super-paramagnetism in dilute magnetic semiconductors2007

    • Author(s)
      K. Sato
    • Organizer
      International Conferencen on Nanospintronics Design and Realization (ICNDR2007)
    • Place of Presentation
      Dresden, Germany
    • Related Report
      2007 Annual Research Report
  • [Book] ZnO系の最新技術と応用(八百隆文監修), 第9.1章酸化亜鉛ベース希薄磁性半導体のマテリアルデザイン2007

    • Author(s)
      佐藤和則, 豊田雅之, 吉田博
    • Publisher
      シーエムシー出版
    • Related Report
      2008 Final Research Report
  • [Book] Computational materials design of ZnO-based semiconductor spintronics, in Magnetism in semiconducting oxides (Ed. N. G. Hong)2007

    • Author(s)
      K. Sato, M. Toyoda, T. Fukushima, V. A. Dinh, H. Kizaki, H. Katayama-Yoshida
    • Total Pages
      140
    • Publisher
      Transworld research network, Kerala, India
    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://www-suzuki.mp.es.osaka-u.ac.jp

    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://www.cmp.sanken.osaka-u.ac.jp/index_jp.html

    • Related Report
      2008 Final Research Report

URL: 

Published: 2007-04-01   Modified: 2016-04-21  

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