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2008 Fiscal Year Final Research Report

Development and application of the order-N full-potential KKR-Green's function method

Research Project

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Project/Area Number 17064008
Research Category

Grant-in-Aid for Scientific Research on Priority Areas

Allocation TypeSingle-year Grants
Review Section Science and Engineering
Research InstitutionOsaka University

Principal Investigator

AKAI Hisazumi  Osaka University, 大学院・理学研究科, 教授 (70124873)

Co-Investigator(Kenkyū-buntansha) OGURA Masako  大阪大学, 大学院・理学研究科, 助教 (30397640)
HIRAI Kunitomo  奈良県立医科大学, 医学部, 教授 (60156627)
Project Period (FY) 2005 – 2008
Keywords計算機マテリアルデザイン / 第一原理電子状態計算 / オーダーN法 / フルポテンシャルKKR法 / 量子シミュレーション / 量子デザイン
Research Abstract

KKRグリーン関数法にもとづくフルポテンシャル・オーダーN法とその計算機コードを開発し、これまで取り扱いが困難であった大規模系の高精度なフルポテンシャル計算および大規模不規則系に対するコヒーレントポテンシャル近似の適用を可能にした。この研究によって100層程度の厚さを持つ薄膜の第一原理フルポテンシャル計算や10000層程度までのマフィンティンポテンシャル模型に対する計算を実施し、大規模系に対する新しい知見を得るとともに、新材料、新デバイスのデザインを行なった。

  • Research Products

    (77 results)

All 2009 2008 2007 2006 Other

All Journal Article (22 results) (of which Peer Reviewed: 21 results) Presentation (48 results) Book (2 results) Remarks (2 results) Patent(Industrial Property Rights) (3 results)

  • [Journal Article] Seebeck coefficient calculated by Kubo-Greenwood formula on the basis of density functional theory2009

    • Author(s)
      M. Oshita, S. Yotsuhashi. H. Adachi, and H. Akai
    • Journal Title

      J. Phys. Soc. Jpn 78

      Pages: 024708-1-5

    • Peer Reviewed
  • [Journal Article] A relativisitc optimized potential method for solids implemented within the multiple scattering KKR method2009

    • Author(s)
      H. Ebert, D Koedderitzsch, and H. Akai
    • Journal Title

      J. Phys. C: Condensed Matter 21

      Pages: 064208-1-4

    • Peer Reviewed
  • [Journal Article] Monte Carlo simu- lations of diluted magnetic semiconductors using ab-initio exchange parameters2009

    • Author(s)
      A. Fucht, S.K. Nayak, M. Ogura, H. Akai, and P. Entel
    • Journal Title

      J. Phys. C : Condensed Matter 21

      Pages: 064238-1-6

    • Peer Reviewed
  • [Journal Article] New type of half-metallic antiferromagnets : Transition metal pnictides2009

    • Author(s)
      N H Long, M. Ogura and H. Akai
    • Journal Title

      J. Phys. C : Condensed Matter 21

      Pages: 064241-1-6

    • Peer Reviewed
  • [Journal Article] Abinitio simulations of diluted magnetic semiconductors: cobalt-doped zinc oxide2008

    • Author(s)
      S. K. Nayak, M. Ogura, A. Hucht, S. Buschmann, H. Akai, and P. Entel
    • Journal Title

      Phys. Stat. Solidi a 205

      Pages: 1839-1846

    • Peer Reviewed
  • [Journal Article] Monte Carlo study of the influence of antiferromagnetic exchange interactions on the phase transitions of ferromagnetic Ni-Mn-X alloys (X =In, Sn, Sb)2008

    • Author(s)
      V. D. Buchelnikov, P. Entel, S. V. Taskaev, V. V. Sokolovsky, A. Hucht, M. Ogura, H. Akai, M. E. Gruner, and S.K. Nayak
    • Journal Title

      Phys. Rev. B 78

      Pages: 184427-1-11

    • Peer Reviewed
  • [Journal Article] Manipulation of Nuclear Spin in interfaces of diluted magnetic semiconductors2008

    • Author(s)
      M. Ogura and H. Akai
    • Journal Title

      e-Journal of Surface Science and Nanotechnology 6

      Pages: 7-10

    • Peer Reviewed
  • [Journal Article] Temperature dependence of Knigh shifts for 12 B in Pt2007

    • Author(s)
      M. Mihara, K. Matusta, S. Kumashiro, M. Fukuda, S. Kosakai, Y. Umemoto, M. Yoshikawa, F. Nishimura, J. Kumasaki, D. Ishikawa, M. Ogura, H. Akai, and T. Minamisono
    • Journal Title

      Hyperfine Interactions 178

      Pages: 73-77

    • Peer Reviewed
  • [Journal Article] Nuclear Spin Manipulation in interfaces of diluted magnetic semiconductors2007

    • Author(s)
      M. Ogura and H. Akai
    • Journal Title

      Hyperfine Interactions 176

      Pages: 59-63

    • Peer Reviewed
  • [Journal Article] Hyperfine interaction of half-metallic diluted antiferromagnetic semiconductors2007

    • Author(s)
      H. Akai and M. Ogura
    • Journal Title

      Hyperfine Interactions 176

      Pages: 21-25

    • Peer Reviewed
  • [Journal Article] Electricfield-driven nuclear spin control using diluted magnetic semiconductors2007

    • Author(s)
      M. Ogura and H. Akai
    • Journal Title

      Appl. Phys. Lett. 91

      Pages: 253118-1-3

    • Peer Reviewed
  • [Journal Article] Ab-initio calculation of electronic structure and magnetic properties of Mn_<1-x>Cr_xTe2007

    • Author(s)
      N. H. Long and H. Akai
    • Journal Title

      J. Supercond. Nov. Magn. 20

      Pages: 473-378

  • [Journal Article] Ab initio modeling of maetensitic transformations (MT) in magnetic shape memory alloys2007

    • Author(s)
      P. Entel, M.E. Gruner, W.A. Adegbo, V.-J, Eklund, A.T. Nayak, H. Akai and M. Acet
    • Journal Title

      J. Magn. Magn. Mater 310

      Pages: 2761-2763

    • Peer Reviewed
  • [Journal Article] Calculated transport properties of half-metallic diluted antiferromagnetic semiconductors2007

    • Author(s)
      H. Akai and M. Ogura
    • Journal Title

      Journal of Physics D : Applied Physics 40

      Pages: 1238-1241

    • Peer Reviewed
  • [Journal Article] Firstprinciples KKR-CPA calculation of interaction between concentration fluctuations2007

    • Author(s)
      N. H. Long and H. Akai
    • Journal Title

      Journal of Physics : Condens. Matter 19

      Pages: 365232-1-8

    • Peer Reviewed
  • [Journal Article] First-principles calculation of the Curie temperature Slater-Pauling curve2007

    • Author(s)
      C. Takahashi, M. Ogura and H. Akai
    • Journal Title

      Journal of Physics : Condens. Matter 19

      Pages: 365233-1-6

    • Peer Reviewed
  • [Journal Article] Magnetic Properties of 3d Pyrite-type Mixed Crystals Calculated by the Full-Potential KKR-CPA Method2007

    • Author(s)
      M. Ogura and H. Akai
    • Journal Title

      Journal of Physics : Condens. Matter 19

      Pages: 365215-1-6

    • Peer Reviewed
  • [Journal Article] Calculated electronic structures and Neel temperatures of half-metallic diluted antiferromagnetic semiconductors2007

    • Author(s)
      M. Ogura, C. Takahashi and H. Akai
    • Journal Title

      Journal of Physics: Condens. Matter 19

      Pages: 365226-1-8

    • Peer Reviewed
  • [Journal Article] Half-Metallic Diluted Antiferromagnetic Semiconductors2006

    • Author(s)
      M. Ogura, Y. Hashimoto and H. Akai
    • Journal Title

      Physica Status Solidi C 3

      Pages: 4160-4163

    • Peer Reviewed
  • [Journal Article] Half-metallic diluted antiferromagnetic semiconductors2006

    • Author(s)
      H. Akai and M. Ogura
    • Journal Title

      Phys. Rev. Lett. 97

      Pages: 06401-1-4

    • Peer Reviewed
  • [Journal Article] Electronic structures of (Zn,TM)O (TM : V, Cr, Mn, Fe, Co, and Ni) in the self-interaction-corrected calculations2006

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

      Physica B 376-377

      Pages: 647-650

    • Peer Reviewed
  • [Journal Article] Full-potential Korringa-Kohn-Rostoker method and its application to electric field gradient calculation2006

    • Author(s)
      M. Ogura and H. Akai
    • Journal Title

      J. Phys. : Condense. Matter 17

      Pages: 5741-5755

    • Peer Reviewed
  • [Presentation] Order-N fullpotential KKR method and its application to layered systems2009

    • Author(s)
      H. Akai and M. Ogura
    • Organizer
      SciSSP2009 Workshop
    • Place of Presentation
      Kashiwa, Japan
    • Year and Date
      20090216-19
  • [Presentation] Computational nano-materials design and its application to spintronics2009

    • Author(s)
      H. Akai and M. Ogura
    • Organizer
      Japan-Germany Joint Workshop 2009 Nanoelectronics
    • Place of Presentation
      Kyoto
    • Year and Date
      20090121-23
  • [Presentation] Au(111)表面上におけるMn合金の低温走査トンネル分光測定2009

    • Author(s)
      三島良太, 高田正基, Wilson Agerico Dino, 夛田博一, 赤井久純
    • Organizer
      日本物理学会第64回年次大会
    • Place of Presentation
      立教大学
    • Year and Date
      2009-03-30
  • [Presentation] KKR-Green関数法による光学伝導度の第一 原理計算2009

    • Author(s)
      斎藤涼介, 小倉昌子, 赤井久純
    • Organizer
      日本物理学会第64回年次大会
    • Place of Presentation
      立教大学
    • Year and Date
      2009-03-28
  • [Presentation] 遮蔽グリーン関数法による伝導率計算2009

    • Author(s)
      永田徹哉, 四橋聡史, 赤井久純
    • Organizer
      日本物理学会第64回年次大会
    • Place of Presentation
      立教大学
    • Year and Date
      2009-03-28
  • [Presentation] 遷移金属合金の結晶磁気異方性の第一原理計算2009

    • Author(s)
      小倉昌子, 赤井久純
    • Organizer
      日本物理学会第64回年次大会
    • Place of Presentation
      立教大学
    • Year and Date
      2009-03-28
  • [Presentation] (Y_<1-x>Lu_x)Mn_2(x=0〜0.05)の電子状態と磁性2009

    • Author(s)
      岩崎将, 深澤太郎, 赤井久純
    • Organizer
      日本物理学会第64回年次大会
    • Place of Presentation
      立教大学
    • Year and Date
      2009-03-28
  • [Presentation] 永久磁石Sm2Fe17N3への不純物添加効果の第一原理計算2009

    • Author(s)
      増山綾香, 小倉昌子, 赤井久純
    • Organizer
      日本物理学会第64回年次大会
    • Place of Presentation
      立教大学
    • Year and Date
      2009-03-27
  • [Presentation] Ni(S_<1-x>Se_x)2_の金属絶縁体転移近傍の電子状態と反強磁性2009

    • Author(s)
      赤井久純, 小倉昌子
    • Organizer
      日本物理学会第64 回年次大会
    • Place of Presentation
      立教大学
    • Year and Date
      2009-03-27
  • [Presentation] First-Principles Calculation of Spin Transport2008

    • Author(s)
      H. Akai and M. Ogura
    • Organizer
      23rd Nishinomiya-Yukawa Memorial International Workshop (Spin Transport in Condensed Matter)
    • Place of Presentation
      Kyoto, Japan
    • Year and Date
      20081028-1128
  • [Presentation] First-principles calculation of spin transport2008

    • Author(s)
      M. Ogura and H. Akai
    • Organizer
      4th Handai Nanoscience and Nanotechnology International Symposium
    • Place of Presentation
      Osaka
    • Year and Date
      20080929-1001
  • [Presentation] Computational materials design2008

    • Author(s)
      H. Akai and M. Ogura
    • Organizer
      FCFP-XVIII and NMS-IV
    • Place of Presentation
      Zhenjiang, China
    • Year and Date
      20080915-18
  • [Presentation] Charge and spin transports2008

    • Author(s)
      H. Akai and M. Ogura
    • Organizer
      KKR workshop
    • Place of Presentation
      Lucca, Italy
    • Year and Date
      20080913-17
  • [Presentation] Calculation of spin transport using the KKR Kubo-Greenwood formula2008

    • Author(s)
      H. Akai and M. Ogura
    • Organizer
      KKR workshop, Canterbury
    • Place of Presentation
      England
    • Year and Date
      20080704-06
  • [Presentation] Design of new type of half-metallic antiferromagnets2008

    • Author(s)
      N. H. Long, M. Ogura and H. Akai
    • Organizer
      International Conference on Quantum Simulators and Design 2008
    • Place of Presentation
      Tokyo
    • Year and Date
      20080531-0603
  • [Presentation] Charge and spin transports in GMR structures2008

    • Author(s)
      M. Ogura and H. Akai
    • Organizer
      International Conference on Quantum Simulators and Design 2008
    • Place of Presentation
      Tokyo
    • Year and Date
      20080531-0603
  • [Presentation] Full potential screened KKR method2008

    • Author(s)
      M. Ogura and H. Akai
    • Organizer
      International Conference on Quantum Simulators and Design 2008
    • Place of Presentation
      Tokyo
    • Year and Date
      20080531-0603
  • [Presentation] A relativistic optimized potential method for solids implemented within the multiple scattering KKR method2008

    • Author(s)
      H. Ebert, D. Koedderitzsch, and H. Akai
    • Organizer
      International Conference on Quantum Simulators and Design 2008
    • Place of Presentation
      Tokyo
    • Year and Date
      20080531-0603
  • [Presentation] An effective approximate method of determining optimized effective potentials for extended systems2008

    • Author(s)
      T. Fukazawa and H. Akai
    • Organizer
      International Conference on Quan- tum Simulators and Design 2008
    • Place of Presentation
      Tokyo
    • Year and Date
      20080531-0603
  • [Presentation] First principles calculation of GMR and TMR effects of half-metallic systems2008

    • Author(s)
      N.H. Long, M. Ogura and H. Akai
    • Organizer
      International Conference on Quantum Simulators and Design 2008
    • Place of Presentation
      Tokyo
    • Year and Date
      20080531-0603
  • [Presentation] Monte Calro simulations of diluted magnetic semiconductors using ab initio excahnge parameters2008

    • Author(s)
      A. Hucht, S.K. Nayak, M. Ogura, H. Akai and P. Entel
    • Organizer
      International Conference on Quantum Simulators and Design 2008
    • Place of Presentation
      Tokyo
    • Year and Date
      20080531-0603
  • [Presentation] Theory of electronic structure and hyperfine interactions2008

    • Author(s)
      H. Akai and M. Ogura
    • Organizer
      Sakura-Workshop
    • Place of Presentation
      Riken, Wakoh, Japan
    • Year and Date
      20080331-03
  • [Presentation] Manipulation of Nuclear Spins in Interfaces of Diluted Magnetic Semiconductors2008

    • Author(s)
      M. Ogura and H. Akai
    • Organizer
      Sakura- Workshop
    • Place of Presentation
      Riken, Wakoh, Japan
    • Year and Date
      20080331-03
  • [Presentation] Electric-fielddriven nuclear spin control using diluted magnetic semiconductors2008

    • Author(s)
      H. Akai and M. Ogura
    • Organizer
      次世代ナノ統合シミュレーションソフトウェアの研究開発第2回公開シンポジウム
    • Place of Presentation
      岡崎コンファレンスセンター
    • Year and Date
      20080304-05
  • [Presentation] Screened KKR calculation for slabs of micron-order thickness2008

    • Author(s)
      H. Akai and M. Ogura
    • Organizer
      次世代ナノ統合シミュレーションソフトウェアの研究開発 第2回公開シンポジウム
    • Place of Presentation
      岡崎コンファレンスセンター
    • Year and Date
      20080304-05
  • [Presentation] YMn_2及びY_<0.96>Lu_<0.04>Mn_2の共鳴X線発光分光2008

    • Author(s)
      山岡人志, 辻井直人, 赤井久純, Ignace Jarrige, 高橋慶紀, 大橋浩史, 野本大介, 半田克己, 井出純子, 熱田英紀, 栃尾達紀, 伊藤嘉, 吉川英樹
    • Organizer
      日本物理学会秋の分科会
    • Place of Presentation
      岩手大学
    • Year and Date
      2008-09-21
  • [Presentation] オーダーNグリーン関数法と半導体へテロ界面を用いた核スピン操作2008

    • Author(s)
      赤井久純, 小倉昌子
    • Organizer
      ナノ統合「次世代ナノ磁性」研究会
    • Place of Presentation
      神戸市ホテルプラザ北野
    • Year and Date
      2008-03-27
  • [Presentation] パイライト型遷移金属カルコゲナイドの電子状態と磁性2008

    • Author(s)
      岡田みゆき, 小倉昌子, 赤井久純
    • Organizer
      日本物理学会63回年次大会
    • Place of Presentation
      近畿大学
    • Year and Date
      2008-03-26
  • [Presentation] A new type of half-metallic antiferromagnets2008

    • Author(s)
      N. H. Long, M. Ogura, and H. Akai
    • Organizer
      日本物理学会63回年次大会
    • Place of Presentation
      近畿大学
    • Year and Date
      2008-03-24
  • [Presentation] スピン流を含む伝導率の第一原理計算2008

    • Author(s)
      小倉昌子、赤井久純、Peter Entel
    • Organizer
      日本物理学会63回年次大会
    • Place of Presentation
      近畿大学
    • Year and Date
      2008-03-23
  • [Presentation] 最適化有効ポテンシャル法を用いた第一原理電子状態計算手法2008

    • Author(s)
      深沢太郎、赤井久純,
    • Organizer
      日本物理学会63回年次大会
    • Place of Presentation
      近畿大学
    • Year and Date
      2008-03-23
  • [Presentation] スピン輸送の第一原理計算2008

    • Author(s)
      赤井久純, 小倉昌子
    • Organizer
      特定領域「量子デザイン」研究会
    • Place of Presentation
      国際高等研究所
    • Year and Date
      2008-03-18
  • [Presentation] Manipulation of Nuclear Spins in Interfaces of Diluted Magnetic Semicon- doctors2007

    • Author(s)
      M. Ogura and H. Akai
    • Organizer
      Handai Nanoscience and Nanotechnology International Symposium
    • Place of Presentation
      Osaka University
    • Year and Date
      20070926-28
  • [Presentation] Hyperfine Interactions of Half-Metallic Diluted Antiferromagnetic Semiconductors2007

    • Author(s)
      H. Akai and M. Ogura
    • Organizer
      Hyperfine Interactions of Half-Metallic Diluted Antiferromagnetic Semiconductors,
    • Place of Presentation
      Iguazu Falls, Brazil
    • Year and Date
      20070805-10
  • [Presentation] Manipulation of Nuclear Spins in Interfaces of Diluted Magnetic Semicondoctors2007

    • Author(s)
      M. Ogura and H. Akai
    • Organizer
      XIV International Conference on Hyperfine Interactions & XVIII International Symposium on Nuclear Quadrupole Interactions
    • Place of Presentation
      Iguazu Falls, Brazil
    • Year and Date
      20070805-10
  • [Presentation] Exact Exchange Method Applied to Diluted Magnetic Semicon- ductors2007

    • Author(s)
      H. Akai
    • Organizer
      International Symposium on Foundations and Applications of the Density Functional Theory
    • Place of Presentation
      ISSP, Tokyo
    • Year and Date
      20070801-03
  • [Presentation] オーダーN・KKR法による多層膜のシミュレーション2007

    • Author(s)
      赤井久純
    • Organizer
      ミニワークショップ「大規模・高精度電子状態計算手法に関する研究会」
    • Place of Presentation
      物質・材料研究機構並木共同研究棟4階大ゼミナール室
    • Year and Date
      20070724-25
  • [Presentation] フルポテンシャルKKR法の開発の現状2007

    • Author(s)
      小倉昌子
    • Organizer
      大規模・高精度電子状態計算手法に関する研究会
    • Place of Presentation
      物質・材料研究機構並木共同研究棟4階大ゼミナール室
    • Year and Date
      20070724-25
  • [Presentation] Green's function method and its application to first-principles calculation of electric transport phenomena2007

    • Author(s)
      H. Akai
    • Organizer
      International Workshop on Foundations and Applications of the Density Functional Theory
    • Place of Presentation
      ISSP, Tokyo
    • Year and Date
      20070719-0810
  • [Presentation] ハーフメタリック反強磁性半導体系の輸送現象2007

    • Author(s)
      赤井久純, 小倉昌子
    • Organizer
      ナノ情報機能・材料 成果報告会
    • Place of Presentation
      東京大学小柴ホール
    • Year and Date
      20070713-14
  • [Presentation] Transport properties of half-metallic antiferromagnetic semiconductors2007

    • Author(s)
      H. Akai and M. Ogura
    • Organizer
      International conference on Nanospintronic Design and Realization 2007
    • Place of Presentation
      Dresden, Germany
    • Year and Date
      20070521-25
  • [Presentation] First principles calculation of the magnetic and transport properties of La_<1-x>Ca_xMnO_32007

    • Author(s)
      M. Ogura
    • Organizer
      International conference on Nanospintronic Design and Realization 2007
    • Place of Presentation
      Dresden, Germany
    • Year and Date
      20070521-25
  • [Presentation] Green's function method in electronic structure calculation2007

    • Author(s)
      H. Akai
    • Organizer
      Spring Course Semiconducting Nanoparticles: Synthesis and Structure
    • Place of Presentation
      Duisburg, Germany
    • Year and Date
      20070509-11
  • [Presentation] Half-metallic antiferromagnetic diluted semiconductors and their transport properties2007

    • Author(s)
      H. Akai and M. Ogura
    • Organizer
      Third International Workshop on DFT applied to metals and alloys
    • Place of Presentation
      Oran, Algeria
    • Year and Date
      20070502-04
  • [Presentation] パイライト型化合物の第一原理計算2007

    • Author(s)
      小倉昌子, 岡田みゆき, 赤井久純
    • Organizer
      日本物理学会年会
    • Place of Presentation
      北海道大学
    • Year and Date
      2007-09-21
  • [Presentation] 反強磁性ドメイン境界と電子輸送2007

    • Author(s)
      赤井久純, 小倉昌子, 永田徹哉, 斎藤涼介
    • Organizer
      日本物理学会年会
    • Place of Presentation
      北海道大学
    • Year and Date
      2007-09-21
  • [Presentation] Development of Quantum Simulators

    • Author(s)
      H. Akai
    • Organizer
      1st Asia CMD Workshop and DLSU-OU Workshop
    • Place of Presentation
      Manila, Philippine
    • Year and Date
      00000901-05
  • [Presentation] Development of quantum simulators

    • Author(s)
      H. Akai
    • Organizer
      Asia CMD Workshop
    • Place of Presentation
      Indonesia
    • Year and Date
      00000806-08
  • [Book] Journal of Physics: Condensed Matter Special Issue: International Conference on Quantum Simulators and Design 20082009

    • Author(s)
      H. Akai and S. Tsuneyuki (Edis.)
    • Publisher
      IOP Publishing
  • [Book] Journal of Physics : Condensed Matter Special Issue: International Conference on Quantum Simulators and Design 20062007

    • Author(s)
      T. Oguchi and H. Akai (Edis.)
    • Publisher
      IOP Publishing
  • [Remarks] ホームページ

    • URL

      http://ann.phys.sci.osaka-u.ac.jp

  • [Remarks]

    • URL

      http://ann.phys.sci.osaka-u.ac.jp/~tokutei/

  • [Patent(Industrial Property Rights)] 磁気抵抗効果膜及びこれを具えた磁気抵抗効果素子、並びに磁気デバイス2008

    • Inventor(s)
      赤井久純、小倉昌子、N. H. Long
    • Industrial Property Number
      特願2008-073917
    • Filing Date
      2008-09-18
  • [Patent(Industrial Property Rights)] ハーフメタリック反強磁性体の調整方法2008

    • Inventor(s)
      赤井久純、小倉昌子、N. H. Long
    • Industrial Property Number
      特願2008-073917
    • Filing Date
      2008-03-21
  • [Patent(Industrial Property Rights)] 反強磁性ハーフメタリック半導体2006

    • Inventor(s)
      赤井久純、小倉昌子、他
    • Industrial Property Number
      特願2006-219951
    • Filing Date
      2006-08-11

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Published: 2010-06-10   Modified: 2016-04-21  

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