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Development of New computational Methods in Geo-magnetohydrodynamics

Research Project

Project/Area Number 05302024
Research Category

Grant-in-Aid for Co-operative Research (A)

Allocation TypeSingle-year Grants
Research Field Space and upper atmospheric physics
Research InstitutionUniversity of Tokyo

Principal Investigator

TERASAWA Toshio  University of Tokyo, Graduate School of Science, Professor, 大学院・理学系研究科, 教授 (30134662)

Co-Investigator(Kenkyū-buntansha) HADA Tohru  Kyushu University, Department of Engineering, Associate Professor, 工学部, 助教授 (30218490)
OGINO Tatsuki  Nagoya University, Solar Terrestrial Environmental Laboratory, Associate Profess, 太陽地球環境研究所, 助教授 (00109274)
HONKURA Yoshimori  Tokyo Institute for Technology, Professor, 理学部, 助教授 (00114637)
TANAKA Takashi  Communications Research Laboratory, Senior Researcher, 通信総合研究所, 主任研究官
EJIRI Masaki  National Institute for Polar Research, Professor, 教授 (30013692)
Project Period (FY) 1993 – 1994
Project Status Completed (Fiscal Year 1994)
Budget Amount *help
¥14,900,000 (Direct Cost: ¥14,900,000)
Fiscal Year 1994: ¥4,100,000 (Direct Cost: ¥4,100,000)
Fiscal Year 1993: ¥10,800,000 (Direct Cost: ¥10,800,000)
KeywordsComputational Physics / Parallel Processing / Magnetic Reconnection / Magnetohydrodynamic Turbulence / Nonlinear Plasma Waves / Fiinite-volume TVD Scheme / Magnetohydrodynamic Dynamo / Wavelet Analysis / 設併計算 / ウエーブレット解析
Research Abstract

New findings/development from this research project is as follows :
1)Parallel processing algorithm for the MHD problems.
Visualization methods are also established.
2)New models for the solar wind-planetary magnetosphere interaction, and the magnetospheric convection problem.
New simulation scheme for the finite-electron-mass two-fluid MHD/hybrid calculation
Evidence of nonlinear cascade process in magnetotail turbulence
New theoretical foundation for MHD intermediate shocks
Discovery of the stochastic acceleration process in slow shocks
3)Parallel prosessing algorithm for the spherical harmonic expansion method
4)Application of the wavelet analysis to the magnetotail turbulence

Report

(3 results)
  • 1994 Annual Research Report   Final Research Report Summary
  • 1993 Annual Research Report
  • Research Products

    (67 results)

All Other

All Publications (67 results)

  • [Publications] T.Terasawa: "Ion Acceleration" Adv.Space Res.(in press).

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] T.Hada: "Nonlinear Evolution of Alfven Waves in Space Plasmas" Proceedings of III Kiev-V potsdam International Workshop on Nonlinear Processes in Physics. (in press).

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] T.Hada: "Function of Large Amplitude Alfven Waves in the Solar Wind with-1" Geophys.Res.Letts.20. 2415-2418 (1993)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] T.Hada: "The Soliton Transform and a Possible Application to Nonlinear Alfven Waves in Space" Geophys.Res.Letts.20. 779-782 (1993)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] M.Hoshino: "Turbulent Magnetic Field in the Distant Magnetotail:Bottom Up Process of Plasmoid Formation?" Geophys.Res.Lett.(in press).

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] M.Hoshino: "Formation of Non-Thermal,High Energy Particles in Relativistic Magnetosonic Shock Waves" Adv.Space Res.(in press).

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] T.Ogino: "A Global Magnetohydrodynamic Simulation of the Response of the Magnetosphere to a Northward Turning of the Interplanetary Magnetic Field" J.Geophys.Res.99. 11027-11042 (1994)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] M.Fujimoto: "Anomalous ion mising within an MHD scale Kelvin-Helmholtz vortex 2.Effects of inhomogeneity" J.Geophys.Res.(in press).

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] M.Fujimoto: "Anomalous ion mixing within and MHD scale Kelvin-Helmholz vortex" Geophys.Res.Letts.20. 8601-8613 (1994)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] M.Fujimoto: "Acceleration of heavy ions in the magnetotail reconnection layerinear Alfven Waves in Space" Geophys.Res.Letts.(in press).

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] T.Tanaka: "Finite Volume TVD Scheme on an Unstructured Grid System for Three-Dimensional MHD Simulation of Inhomegeneous Sysstems Including Strong Background Potential Fields" Journal of Computer Physics. 3. 381-389 (1994)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] R.J.Walker: "A Global Magnetohydrodynamic Simulation of the Magnetosphere When the Interplanetary Magnetic Field is Southward:The Onset of Magnetotail Reconnnection" J.Geophys.Res.98. 17235-17249 (1993)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] N.Takamura: "An Effect of Charge Exchange Processes on the Proton Enhancement Associated with a Storm/Substorm in the Magnetosphere" Proc.NIPR Symp.Upper Atmos.Phys.(in press).

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] K.Tsubouchi: "The Energization of Cold Ions around a Plasmoid in the Maagnetotail" J.Geomagn.Geoelectr.(in press).

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] T.Tanaka: "Paleointensity Database Provides New Resource Helmholz vortex" EOS,Transactions,American Geophysical Union. 75. 498-499 (1994)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] T.Nakajima: "Effect of Helicity on the Efficiency of Laminar Kinematic Dynamos" J.Geomag.Geoelectr.43. 1575-1589 (1993)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] K.Sato: "Vertical Structure of Atmosphseric Gravity Waves Revealed by the Wavelet Analysis" J.Geophys.Res.99. 20623-20631 (1994)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] M.Yamada,S.Kida and K.Ohkitani: ""Wavelet Analysis of PDEs in Turbulence"in"Unstable a and Turbulent Motion of Fluid"" World Scientific, 199 (1993)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] T.Terasawa: "Ion Acceleration" Adv.Space Res.

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] T.Hada: "Nonlinear Evolution of Alfven Waves in Space Plasmas" Proc.of III Kiev-V potsdam International Workshop on Nonlinear Processes in Physics.

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] T.hada: "Function of Large Amplitutde Alfven Waves in the Solar Wind" Geophys.Res.Letts.20. 2415-2418 (1993)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] T.Hada: "The soliton Transform and a Possible Application to Nonlinear Alfven Waves in Space" Geophys.Res.Letts.20. 779-782 (1993)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] M.Hoshino: "Turbulent Magnetic Field in the Distant Magnetotail : Bottom-Up Process of Plasmoid Formation" Geophys.Res.Letts.

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] M.Hoshino: "Formation of Non-Thermal, High Energy Particles in Relativistic Magnetosonic Shock Waves" Adv.Space Res.

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] T.Ogino: "A Global Magnetohydrodynamic Simulation of the Response of the Magnetosphere to a Northward Turning of the Interplanetary Magnetic Field" J.Geophys.Res.99. 11027-11042 (1994)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] M.Fujimoto: "Anomalous Ion Mixing within an MHD Scale Kelvin-Helmholtz Vortex 2.Effects of Inhomogeneity" J.Geophys.Res.(in press).

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] M.Fujimoto: "Anomalous Ion Mixing within an MHD Scale Kelvin-Helmholtz Vortex" J.Geophys.Res.99. 8601-8613 (1994)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] M.Fujimoto: "Acceleration of Heavy Ions in the Magneto-tail Reconnection Layr" Geophys.Res.Letts.

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] T.Tanaka: "Finite Volume TVD Scheme on an Unstructured Grid System for Three-Dimensional MHD Simulation of Inhomegenoeous Systems Including Strong Background Potential Fields" J.Computer Phys.3. 381-389 (1994)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] T.Tanaka: "A Global magnetohydrodynamic Simulation of the Magnetosphere When the Interplanetary Magnetic Field is Southward : The Onset of Magnetotail Reconnection" J.Geophys.Res.98. 17235-17249 (1993)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] N.Takamura: "An Effect of Charge Exchange Processes on the Proton Enhancement Associated with a Storm/Substorm in the Magnetosphere" Proc.NIPR Symp.Upper Atmos.Phys.

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] K.Tsubouchi: "The Energization of Cold Ions around a Plasmoid in the Magnetotail" J.Geomag.Geoelectr.

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] H.Tanaka: "Paleoinensity Database Provides New Resource" EOS,Transactions, American Geophysical Union. 75. 498-499 (1994)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] T.Nakajima: "Effect of Helicity on the Efficiency of Laminar Kinematic Dynamos" J.Geomag.Geoelectr.1575-1589 (1993)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] K.Sato: "Vertical Structure of Atmospheric Gravity Waves Revealed by the Wavelet Analysis" J.Geophys.Res.99. 20623-20631 (1994)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] M.Yamada: ""Wavelet Analysis of PDFs in Turbulence" in "Unstable and Turbulent Motion of Fluid"" World Scientific. 199 (1993)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1994 Final Research Report Summary
  • [Publications] T.Terasawa: "Ion Acceleration" Adv.Space Res.(in press).

    • Related Report
      1994 Annual Research Report
  • [Publications] T.Hada: "Nonlinear Evolution of Alfven Waves in Space Plasmas" Proceedings of III Kiev-V Potsdam International Workshop on Nonlinear Processes in Physics. (in press).

    • Related Report
      1994 Annual Research Report
  • [Publications] T.Hada: "Function of Large Amplitude Alfven Waves in the Solar Wind with -1" Geophy,Res.Letts.20. 2415-2418 (1993)

    • Related Report
      1994 Annual Research Report
  • [Publications] T.Hada: "The Soliton Transform and a Possible Application to Nonlinear Alfven Waves in Space" Geophys.Res.Letts.20. 779-782 (1993)

    • Related Report
      1994 Annual Research Report
  • [Publications] M.Hoshino: "Turbulent Magnetic Field in the Distant Magnetotail:Bottom Up process of plasmoid Formation?" Geophys,Res.Letts.(in press).

    • Related Report
      1994 Annual Research Report
  • [Publications] M.Hoshino: "Formation of Non-Thermal,High Energy Particles in Relativistic Magnetosonic Shock Waves" Adv,Space Res.(in press).

    • Related Report
      1994 Annual Research Report
  • [Publications] T.Ogino: "A Global Magnetohydrodynamic Simulation of the Response of the Magnetosphere to a Northward Turning of the Interplanetary Magnetic Fie" J.Geophys.Res.99. 11027-11042 (1994)

    • Related Report
      1994 Annual Research Report
  • [Publications] M.Fujimoto: "Anomalous ion mixing within an MHD scale Kelvin-Helmholtz vortex2.Effects of inhomogeneity" J.Geophys.Res.(in press).

    • Related Report
      1994 Annual Research Report
  • [Publications] M.Fujimoto: "Anomalous ion mixing within an MHD scale Kelvin-Helmholtz vortex" J.Geophys,Res.99. 8601-8613 (1994)

    • Related Report
      1994 Annual Research Report
  • [Publications] M.Fujimoto: "Acceleration of heavy ions in the magnetotail reconnection layer" Geophys.Res.Letts.(in press).

    • Related Report
      1994 Annual Research Report
  • [Publications] T.Tanaka: "Finite Volume TVD Scheme on an Unstructured Grid System for Three Dimensional MHD Simulation of Inhomegeneous Systems Including" Jounal of Computer Physics. 3. 381-389 (1994)

    • Related Report
      1994 Annual Research Report
  • [Publications] R.J.Walker: "A Global Magnetohydrodynamic Simulation of the Magnetosphere When the Interplanetary Magnetic Field is Southward:The Onset of Magnetotail Reconnection" J.Geophys.Res.98. 17235-17249 (1993)

    • Related Report
      1994 Annual Research Report
  • [Publications] N.Takamura: "An Effect of Charge Exchange Processes on the Proton Enhancement Associated with a Storm/Substorm in the Magnetosphere" Proc.NIPR Symp.Upper Atmos.Phys.(in press).

    • Related Report
      1994 Annual Research Report
  • [Publications] K.Tsubouchi: "The Energization of Cold Ions around a Plasmoid in the Magnetotail" J.Geomagn.Geoelectr.(in press).

    • Related Report
      1994 Annual Research Report
  • [Publications] H.Tanaka: "Paleointensity Databse Provides New Resource" EOS,Transactions,American Geophysical Union. 75. 498-499 (1994)

    • Related Report
      1994 Annual Research Report
  • [Publications] T.Nakajima: "Effect of Helicity on the Efficiency of Laminar Kinematic Dynamos" J.Geomag.Geoelectr.43. 1575-1589 (1993)

    • Related Report
      1994 Annual Research Report
  • [Publications] K.Sato: "Vertical Structure of Atmospheric Gravity Waves Revealed by the Wavelet Analysis" J.Geophys.Res.99. 20623-20631 (1994)

    • Related Report
      1994 Annual Research Report
  • [Publications] M.Yamada,S.Kida and K.Ohkitani: "“Wavelet Analysis of PDFs in Turbulence"in“Unstable and Turbulent Motion of Fluid"" World Scientific, 199 (1993)

    • Related Report
      1994 Annual Research Report
  • [Publications] M.Hoshino: "A Turbulent Model of Time Variability in X-Ray Binary Pulsars" Astrophys.J.411. 79-82 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] M.Hoshino: "Computer Experiments of Nonlinear Kinetic Processes in Apace Plasmas" Rev.Radio Sci.(in press).

    • Related Report
      1993 Annual Research Report
  • [Publications] T.Terasawa: "A New Class of Exact Solutions for 3D Compressible Reconnection Problem" J.Geomag.Geoelectr.45. 613-618 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] T.Tanaka: "Configurations of Solar Wind Flow and Magnetic Field Around the Planet with No Magnetic Field" J.Geophys.Res.98. 17251-17262 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] T.Tanaka: "Finite Volume TVD Scheme for Space MHD Simulation" SIMPO Newsletter. 3. 6 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] H.Murao: "A Hybrid Neural Network System for the Rainfall Estimation using Satellite Imagery" Proc.of IJCNN. (in press). (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] Y.Honkura: "Effects of an Inhomogeneous Temperature Distribution at the CMB on Polarity Reversals of the Earth's Field" Journal of Geomagnetism and Geoelectricity. 45. 1591-1604 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] M.Matsushima: "Fluid Motion in the Earth's Core Derived from the Geomagnetic Field and Its Implications for the Geodynamo" Journal of Geomagnetism and Geoelectricity. 45. 1481-1495 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] T.Ogino: "A Global Magnetohydrodynamic Simulation of the Magnetosphere When the Interplanetary Magnetic Field is Southward" Journal of Geophysical Research. 98. 17235-17249 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] M.Fujimoto: "Anomalous Ion Mixing within of MHD Kelvin-Helmholtz Vortex" J.Geophys.Res.(in press). (1994)

    • Related Report
      1993 Annual Research Report
  • [Publications] T.Hada: "Evolutin of Large Amplitude Alfven Waves in the Solar Wind with B-1" Geophys.Res.Lett.20. 2415-2418 (1993)

    • Related Report
      1993 Annual Research Report
  • [Publications] T.Ogino: "A Global Magnetohydrodynamic Simulation of the Response of the Magnetosphere to a Northward turning of the Interplanetary Magnetic Field" J.Geophys.Res.(in press). (1994)

    • Related Report
      1993 Annual Research Report
  • [Publications] M.Yamada,S.Kida and K.Ohkitani: "“Wavelet Analysis of PDFs in Turbulence" in “Unstable and Turbulent Motion of Fluid" World Scientific, 199 (1993)

    • Related Report
      1993 Annual Research Report

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Published: 1993-04-01   Modified: 2016-04-21  

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