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IGARASHI Akinori  五十嵐 明則

ORCIDConnect your ORCID iD *help
Researcher Number 90300855
Other IDs
External Links
Affiliation *help 2016 – 2018 : 宮崎大学, 工学部, 教授
2002 – 2006 : 宮崎大学, 工学部, 助教授
2000 – 2001 : 宮崎大学, 工学部, 助手
1999 : 宮城大学, 工学部, 助手
Review Section/Research Field
Except Principal Investigator
原子・分子・量子エレクトロニクス・プラズマ / 物理学一般 / プラズマ理工学
Keywords
Except Principal Investigator
陽電子 / positron / 反陽子 / atomic collision / 原子衝突 / antiproton / ストークスパラメータ / 反物質 / 多価イオン / 国際研究者交流 … More / Dirac equation / rate coefficient / プロトニウム / 超球座標 / 相対論 / excitation cross section / H様イオン / He様イオン / antihydrogen / 励起断面積 / H-like ion / antimatter / He-like ion / resonant scattering / R行列法 / ブライト・パウリの相対論 / 電子衝突 / 微細構造 / ポジトロニウム / エキゾティック原子 / 励起反応係数 / R-matrix method / 多価イオンの励起 / 反物質科学 / 共鳴散乱 / protonium / 反水素 / highly charged ion / Breit-Pauli approximation / 相対論的効果 / ディラックの相対論 Less
  • Research Projects

    (3results)
  • Research Products

    (48results)
  • Co-Researchers

    (6People)
  •  Theoretical Study of antiproton dynamics in support of antihydrogen formation projects

    • Principal Investigator
      TOSHIMA Nobuyuki
    • Project Period (FY)
      2003 – 2006
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      原子・分子・量子エレクトロニクス・プラズマ
    • Research Institution
      University of Tsukuba
  •  Collisions of highly charged ions with relativistic effects by electron impact in plasmas

    • Principal Investigator
      NAKAZAKI Shinobu
    • Project Period (FY)
      2002 – 2005
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      プラズマ理工学
    • Research Institution
      University of Miyazaki
  •  Theoretical study of antiproton and position collisions related to antimatter physics

    • Principal Investigator
      TOSHIMA Nobuyuki
    • Project Period (FY)
      1999 – 2001
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      物理学一般
    • Research Institution
      University of Tsukuba

All 2007 2006 2005 2004 2003 2002 Other

All Journal Article

  • [Journal Article] Time-delay matrix analysis of several overlapping resonances : application to the helium atom and the positroniumm negative ions2007

    • Author(s)
      K.Aiba, A.Igarashi, I.Shimamura
    • Journal Title

      J.Phys.B 40

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Evaluation of the single ionization transition amplitude using the CDW-EIS model within the framework of the impact-parameter method2007

    • Author(s)
      A.Igarashi, L.Gulyas, P.D.Fainstein
    • Journal Title

      European Physical Journal D 42

      Pages : 73-73

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Evaluation of the single ionisation transition amplitude using the CDW-EIS model within the framework of the impact-parameter method2007

    • Author(s)
      A.Igarashi, L.Gulyas, P.D.Fainstein
    • Journal Title

      European Physical Journal D 42

      Pages : 73-73

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Time-delay matrix analysis of several overlapping resonances : application to the helium atom and the positroniumm negative ions2007

    • Author(s)
      K.Aiba, A.Igarashi, I.Shimamura
    • Journal Title

      J. Phys. B 40

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Three-body muon-transfer collisions from hydrogen isotope to He<2+> and Li<3+> ions2006

    • Author(s)
      A.Igarashi, N.Toshima
    • Journal Title

      European Physical Journal D 40

      Pages : 175-175

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Three-body muon-transfer collisions from hydrogen isotope to He^<2+> and Li^<3+> ions2006

    • Author(s)
      A.Igarashi, N.Toshima
    • Journal Title

      European Physical Journal D 40

      Pages : 175-175

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] B-Spline Expansions in Radial Dirac Equation2006

    • Author(s)
      A.Igarashi
    • Journal Title

      Journal of Physical Society of Japan 75

      Pages : 114301-114301

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Double ionization of helium by fast ion impact : Reexamination of the correlation function2006

    • Author(s)
      L.Gulyas, A.Igarashi, T.Kirchner
    • Journal Title

      Physical Review A 74

      Pages : 32713-32713

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] B-Spline Expansions in Radial Dirac Equation2006

    • Author(s)
      A.Igarashi
    • Journal Title

      J.Phys.Soc.Jpn 75

      Pages : 114301-114301

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Double ionization of helium by fast ion impact : Reexamination of the correlation function2006

    • Author(s)
      L.Gulyas, A.Igarashi, T.Kirchner
    • Journal Title

      Phys.Rev.A 74

      Pages : 32713-32713

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Eigenvalues of the time-delay matrix in overlapping resonances2006

    • Author(s)
      I.Shimamura, J.F.McCann, A.Igarashi
    • Journal Title

      J.Phys.B 39

      Pages : 1847-1847

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Eigenvalues of the time-delay matrix in overlapping resonances2006

    • Author(s)
      I.Shimamura, J.F.McCann, A.Igarashi
    • Journal Title

      Journal of Physics B 39

      Pages : 1847-1847

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Electron-Exchange effect in electron-impact excitation of the n=2 fine-structure levels of hydrogenic ions2005

    • Author(s)
      A.Igarashi, A.Ohsaki, S.Nakazaki
    • Journal Title

      Journal of Physical Society of Japan 74

      Pages : 321-321

    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Electron-Exchange effect in electron-impact excitation of the n=2 fine-structure levels of hydrogenic ions2005

    • Author(s)
      A.Igarashi, A.Ohsaki, S.Nakazaki
    • Journal Title

      J.Phys.Soc.Jpn 74

      Pages : 321-321

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Electron-exchange effect in electron-impact excitation of the n=2 fine-structure levels of hydrogenic ions2005

    • Author(s)
      A.Igarashi
    • Journal Title

      J.Phys.Soc.Japan 74-1

      Pages : 321-325

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14580521
  • [Journal Article] Protonium formation in p^-+H(1s) collision2005

    • Author(s)
      A.Igarashi
    • Journal Title

      AIP Conference Proceeding 796 LOW ENERGY ANTIPROTON PHYSICS : Eighth International Conference on Low Energy Antiproton Physics ; LEAP'05

      Pages : 272-275

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14580521
  • [Journal Article] Electron-exchange effect in electron-impact excitation of the n=2 fine-structure levels of hydrogenic ions2005

    • Author(s)
      A.Igarashi et al.
    • Journal Title

      J.Phys.Soc.Japan Vol.74,No.1

      Pages : 321-325

    • Data Source
      KAKENHI-PROJECT-14580521
  • [Journal Article] Electron-exchange effect in electron-impact excitation of the n=2 fine-structure levels of hydrogenic ions2005

    • Author(s)
      A.Igarashi
    • Journal Title

      J. Phys. Soc. Japan 74-1

      Pages : 321-3215

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14580521
  • [Journal Article] Electron-Exchange effect in electron-impact excitation of the n=2 fine-structure levels of hydrogenic ions2005

    • Author(s)
      A.Igarashi, A.Ohsaki, S.Nakazaki
    • Journal Title

      J. Phys. Soc. Jpn 74

      Pages : 321-321

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Stable complex-rotation eigenvalues that correspond to no full resonances in scattering : Examples in positron scattering by the helium ion2004

    • Author(s)
      A.Igarashi
    • Journal Title

      Phys. Rev. A 70

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14580521
  • [Journal Article] Time-delay matrix analysis of resonances : applications to the positronium negative ion2004

    • Author(s)
      A.Igarashi, I.Shimamura
    • Journal Title

      Physical Review A 37

      Pages : 4221-4221

    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Time-delay matrix analysis of resonances : Application to the positronium negative ion2004

    • Author(s)
      A.Igarashi
    • Journal Title

      J. Phys. B : At. Mol. Opt. Phys. 37-21

      Pages : 4221-4237

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14580521
  • [Journal Article] Stable complex-rotation eigenvalues that correspond to no full resonances in scattering : Examples in positron scattering by the helium ion2004

    • Author(s)
      A.Igarashi
    • Journal Title

      Phys.Rev.A 70

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14580521
  • [Journal Article] Ionization cross section of helium and gydrogenic ions by antiproton impact2004

    • Author(s)
      A.Igarashi
    • Journal Title

      Nuclear Instruments and Methods in Physics Research B 214

      Pages : 135-138

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14580521
  • [Journal Article] Time-delay matrix analysis of resonances : applications to the positronium negative ion2004

    • Author(s)
      A.Igarashi, I.Shimamura
    • Journal Title

      Journal of Physics B 37

      Pages : 4221-4221

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Time-delay matrix analysis of resonances : applications to the positronium negative ion2004

    • Author(s)
      A.Igarashi, I.Shimamura
    • Journal Title

      J.Phys.B 37

      Pages : 4221-4221

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Stable complex-rotation eigenvalues that correspond to no full resonances in scattering : Examples in positron scattering by the helium ion2004

    • Author(s)
      A.Igarashi, I.Shimamura
    • Journal Title

      Phys.Rev.A 70

      Pages : 12706-12706

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Stable complex-rotation eigenvalues that conrrespond to no full resonances in scattering : Examples in positron scattering by the helium ion2004

    • Author(s)
      A.Igarashi, I.Shimamura
    • Journal Title

      Physical Review A 70

      Pages : 12706-12706

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Ionization cross sections of helium and hydrogenic ions by antiproton impact2004

    • Author(s)
      A.Igarashi, S.Nakazaki, A.Ohsaki
    • Journal Title

      Nucl.Instrum.Methods Phys.Res.B 214

      Pages : 135-135

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Ionization cross section of helium and hydrogenic ions by antiproton impact2004

    • Author(s)
      A.Igarashi
    • Journal Title

      Nuclear Instruments and Methods B 214

      Pages : 135-138

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14580521
  • [Journal Article] Time-delay matrix analysis of resonances : Application to the positronium negative ion2004

    • Author(s)
      A.Igarashi
    • Journal Title

      J.Phys.B : At.Mol.Opt.Phys. 37-21

      Pages : 4221-4237

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14580521
  • [Journal Article] Ionization cross sections of helium and hydrogenic ions by antiproton impact2004

    • Author(s)
      A.Igarashi, S.Nakazaki, A.Ohsaki
    • Journal Title

      Nucl. Instrum. Methods Phys. Res. B 214

      Pages : 135-135

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Ionization cross section of helium and hydrogenic ions by antiproton impact2004

    • Author(s)
      A.Igarashi
    • Journal Title

      Nuclear Instruments and Methods in Physics Research B 214

      Pages : 135-138

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14580521
  • [Journal Article] Proton impact excitation between the n=2 fine-structure levels of hydrogenic ions2003

    • Author(s)
      A.Igarashi
    • Journal Title

      J.Phys.Soc.Japan 72-5

      Pages : 1073-1079

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14580521
  • [Journal Article] Inseparable positron annihilation and positronium formation in positron-atom collisions : Description in terms of an absorption potential2003

    • Author(s)
      A.Igarashi
    • Journal Title

      Phys. Rev. A 68-4

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14580521
  • [Journal Article] Inseparable positron annihilation and positronium formation in positron-atom collisions : Description in terms of a absorption potential2003

    • Author(s)
      A.Igarashi, M.Kimura, I.Shimamura, N.Toshima
    • Journal Title

      Physical Review A 68

      Pages : 42716-42716

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Electron-Impact Excitation between the n=2 fine-structure levels of hydrogenic ions2003

    • Author(s)
      A.Igarashi, Y.Horiguchi, A.Ohasaki, S.Nakazaki
    • Journal Title

      J. Phys. Soc. Jpn 72

      Pages : 307-307

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Proton impact excitation between the n=2 fine-structure levels of hydrogenic ions2003

    • Author(s)
      A.Igarashi
    • Journal Title

      J. Phys. Soc. Japan 72-5

      Pages : 1073-1079

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14580521
  • [Journal Article] Electron-impact excitations between the n=2 fine-structure levels of hydrogenic ions2003

    • Author(s)
      A.Igarashi
    • Journal Title

      J. Phys. Soc. Japan 72-2

      Pages : 307-312

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14580521
  • [Journal Article] Electron-Impact Excitation between the n=2 fine-structure levels of hydrogenic ions2003

    • Author(s)
      A.Igarashi, Y.Horiguchi, A.Ohasaki, S.Nakazaki
    • Journal Title

      J.Phys.Soc.Jpn 72

      Pages : 307-307

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Proton-Impact Excitation between the n=2 fine-structure levels of hydrogenic ions2003

    • Author(s)
      A.Igarashi, A.Ohasaki, S.Nakazaki
    • Journal Title

      J.Phys.Soc.Jpn 72

      Pages : 1073-1073

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Inseparable positron annihilation and positronium formation in positron-atom collisions : Description in terms of a absorption potential2003

    • Author(s)
      A.Igarashi, M.Kimura, I.Shimamura, N.Toshima
    • Journal Title

      Phys.Rev.A 68

      Pages : 42716-42716

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Electron-impact excitations between the n=2 fine-structure levels of hydrogenic ions2003

    • Author(s)
      A.Igarashi
    • Journal Title

      J.Phys.Soc.Japan 72-2

      Pages : 307-312

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14580521
  • [Journal Article] Proton-Impact Excitation between the n=2 fine-structure levels of hydrogenic ions2003

    • Author(s)
      A.Igarashi, A.Ohasaki, S.Nakazaki
    • Journal Title

      J. Phys. Soc. Jpn 72

      Pages : 1073-1073

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15340127
  • [Journal Article] Inseparable positron annihilation and positronium formation in positron-atom collisions : Description in terms of an absorption potential2003

    • Author(s)
      A.Igarashi
    • Journal Title

      Phys.Rev.A 68-4

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14580521
  • [Journal Article] Unified treatment of positron annihilation and positonium formation2002

    • Author(s)
      A.Igarashi
    • Journal Title

      Phys. Rev. Lett 89-12

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14580521
  • [Journal Article] Unified treatment of positron annihilation and positonium formation2002

    • Author(s)
      A.Igarashi
    • Journal Title

      Phys.Rev.Lett. 89-12

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14580521
  • [Journal Article] Protonium formation in p^- + H(1s) collision

    • Author(s)
      A.Igarashi
    • Journal Title

      AIP Conference Proceeding 796 LOW ENERGY ANTIPROTON PHYSICS : Eighth International Conference on Low Energy Antiproton Physics; LEAP'05

      Pages : 272-275

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14580521
  • 1.  TOSHIMA Nobuyuki (10134488)
    # of Collaborated Projects : 2results
    # of Collaborated Products : 4results
  • 2.  NAKAZAKI Shinobu (70041001)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 3.  OHSAKI Akihiko (70223782)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 4.  HINO Kenichi (90228742)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 5.  TONG Xia-min (80422210)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 6.  SAKIMOTO Kazuhiro (60170627)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results

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