Plasma Simulation Lab.

Curriculum Vitae

Personal Details

Nationality
Japanese

Education

March 2004
Ph.D. (Doctor of Frontier Science)
Graduate School of Frontier Science,
The University of Tokyo (Japan).
Thesis: Nonlinear Processes in Two-Fluid Plasmas
directed by Professor Z. Yoshida
Thesis : PDF / Abstract : PDF [in Japanese] / Presentation Material : PDF
March 2001
Master of Engineering (Quantum Engineering and Systems Science)
School of Engineering,
The University of Tokyo (Japan).
Thesis: Collisionless Magnetic Reconnection Induced by Chaotic Motion of Particles
directed by Professor Z. Yoshida and Professor Y. Ogawa
Thesis : PDF / Abstract : PDF [in Japanese]
March 1999
Bachelor of Engineering (Quantum Engineering and Systems Science)
Faculty of Engineering,
The University of Tokyo (Japan).
Thesis: "Evaluation of AC loss of HTSC Superconducting Flywheel"
directed by Professor K. Miya and Instructor K. Demachi
Thesis : PDF [in Japanese] / Abstract : PDF [in Japanese]

Research and Professional Experiences

April 1st, 2021 - present
Associate Professor,
Graduate School of Information Science,
University of Hyogo (Japan).
April 1st, 2015 - March 31th, 2017
Visiting Associate Professor,
National Institute for Fusion Science (Japan).
April 1st, 2011 - present
Associate Professor,
Graduate School of Simulation Studies,
University of Hyogo (Japan).
August 1st, 2010 - March 25th, 2011
Research Associate,
DOE Center for Multiscale Plasma Dynamics (CMPD),
Institute for Research in Electronics and Applied Physics (IREAP), The University of Maryland (USA).
February 1st, 2010 - March 31th 2010
Postdoctral Researcher,
Wolfgang Pauli Institute (WPI), University of Vienna (Austria).
December 20th, 2007 - July 31st, 2010
Research Associate,
DOE Center for Multiscale Plasma Dynamics (CMPD),
Center for Scientific Computation and Mathematical Modeling (CSCAMM), The University of Maryland (USA).
September 19th, 2004 - December 19th, 2007
Postdoctral Research Fellow,
Department of Theoretical Physics, Research School of Physical Sciences and Engineering (RSPSE), The Australian National University (Australia).
April 1st, 2004 - September 18th, 2004
JSPS Research Fellow (PD),
Department of Advanced Energy, Graduate School of Frontier Sciences, The University of Tokyo (Japan).
April 1st, 2003 - March 31st, 2004
JSPS Research Fellow (DC2),
Department of Advanced Energy, Graduate School of Frontier Sciences, The University of Tokyo (Japan).
April 1st, 2001 - March 31st, 2003
Research Fellow under Special Joint-Usage Program,
National Institute for Fusion Science (Japan).

Professional Society

  • The Japan Society of Plasma Science and Nuclear Fusion Research (since 2014).
  • Division of Plasma Physics, Association of Asia Pacific Physical Societies (since 2013).
  • American Physical Society (since 2006).
  • The Physical Society of Japan (since 2000).

Committee Service

  • Editor of The Journal of Plasma and Fusion Research (July 2014 - June 2016).
  • Vice-chair of IUPAP CCP2012 Local Organizing Committee (2011-2012).
  • Reviewer of PRL, PRE, PoP, JGR, JCP, PPCF, JPA, PLA, NJP.

Award

  • Commendation for Research Activity (Special Prize) by the University of Hyogo (July 2021).
  • Physics of Plasmas Top Referee (Semptember 2019).

Publications

  1. Marginally stable current sheets in collisionless magnetic reconnection,
    C. Granier, D. Borgogno, L. Comisso, D. Grasso, E. Tassi, and R. Numata, Physical Review E 106, L043201 (2022).
    DOI: 10.1103/PhysRevE.106.L043201
  2. Linear Stability Analysis of Feedback Instability Using Gyrokinetic Model of Magnetosphere,
    S. Nishimura, R. Numata, Journal of the Physical Society of Japan 90, 094901 (2021).
    DOI: 10.7566/JPSJ.90.09490110
  3. Random forcing with a constant power input for two-dimensional gyrokinetic simulations,
    R. Numata, Journal of Plasma Physics 87, 905870210 (2021).
    DOI: 10.1017/S0022377821000192
  4. Existence theorem and global asymptotical stability for low-dimensional dynamical models of plasma turbulence,
    S. Kondo, R. Numata, Journal of Mathematical Physics 61, 042702 (2020).
    DOI: 10.1063/1.5130719
  5. Introduction to Auto-Generator Tool of Massive Parallel Simulation Code,
    K. Nomura, R. Numata, Y. Yatsuyanagi, D. Namekata, M. Iwasawa, and J. Makino Journal of Plasma Fusion Research 96, 57--63 (2020).
    PDF [in Japanese]
  6. Magnetic Island Formation in Coexisting System of Resonant Magnetic Perturbation and Perturbed Bootstrap Current,
    S. Nishimura, R. Numata, Journal of the Physical Society of Japan 88, 064501 (2019).
    DOI: 10.7566/JPSJ.88.064501
  7. Triggering of neoclassical tearing mode by error field penetration,
    S. Nishimura, R. Numata, Plasma and Fusion Research 13, 1203104 (2018).
    DOI: 10.1585/pfr.13.1203104
  8. Kinetic microtearing modes and reconnecting modes in strongly magnetized slab plasmas,
    A. Zocco, N. F. Loureiro, D. Dickinson, R. Numata, C. M. Roach, Plasma Physics and Controlled Fusion 57, 065008 (2015).
    DOI: 10.1088/0741-3335/57/6/065008
  9. Ion and electron heating during magnetic reconnection in weakly collisional plasmas,
    R. Numata, N. F. Loureiro, Journal of Plasma Physics 81, 305810201 (2015).
    DOI: 10.1017/S002237781400107X / E-Print: arXiv:1406.6456 / Corrigendum
  10. Gyrokinetic simulations of collisionless reconnection in turbulent non-uniform plasmas,
    S. Kobayashi, B. N. Rogers, and R. Numata, Physics of Plasmas 21, 040704 (2014).
    DOI: 10.1063/1.4873703
  11. Electron and ion heating during magnetic reconnection in weakly collisional plasmas,
    R. Numata, N. F. Loureiro, JPS Conference Proceedings 1, 015044 (2014), [Proceedings of APPC12].
    DOI: 10.7566/JPSCP.1.015044 / E-Print: arXiv:1311.2728
  12. Thermodynamic properties of plasmas in magnetic reconnection,
    R. Numata, Butsuri 68, 98 (2013).
    PDF [in Japanese]
  13. Freely decaying turbulence in two-dimensional electrostatic gyrokinetics,
    T. Tatsuno, G. G. Plunk, M. Barnes, W. Dorland, G. G. Howes, R. Numata, Physics of Plasmas 19, 122305 (2012).
    DOI: 10.1063/1.4769029
  14. Multiscale Simulations of Nonlinear Phenomena of Plasmas,
    R. Numata, MI Lecture Notes 39, 55 (2012).
    PDF
  15. Gyrokinetic simulations of the tearing instability,
    R. Numata, W. Dorland, G. G. Howes, N. F. Loureiro, B. N. Rogers, T. Tatsuno, Physics of Plasmas 18, 112106 (2011).
    DOI: 10.1063/1.3659035 / E-Print: arXiv:1107.5842
  16. Gyrokinetic Simulations of Solar Wind Turbulence from Ion to Electron Scales,
    G. G. Howes, J. M. TenBarge, W. Dorland, E. Quataert, A. A. Schekochihin, R. Numata, T. Tatsuno, Physical Review Letters 107, 035004 (2011).
    DOI: 10.1103/PhysRevLett.107.035004
  17. AstroGK: Astrophysical gyrokinetics code,
    R. Numata, G. G. Howes, T. Tatsuno, M. Barnes, W. Dorland, Journal of Computational Physics 229, 9347 (2010).
    DOI: 10.1016/j.jcp.2010.09.006 / E-Print: arXiv:1004.0279
    • Corrigendum to “AstroGK: Astrophysical gyrokinetics code” [J. Comput. Phys. 229 (2010) 9347––9372],
      Journal of Computational Physics 245, 493 (2013).
      DOI: 10.1016/j.jcp.2013.04.001
  18. Gyrokinetic simulation of entropy cascade in two-dimensional electrostatic turbulence,
    T. Tatsuno, M. Barnes, S. C. Cowley, W. Dorland, G. G. Howes, R. Numata, G. G. Plunk, A. A. Schekochihin, Journal of Plasma and Fusion Research SERIES 9, 509 (2010), [Proceedings of APFA2009/APPTC2009].
    Online / E-Print: arXiv:1003.3933
  19. Numerical modeling of Large Plasma Device Alfvén wave experiments using AstroGK,
    K. D. Nielson, G. G. Howes, T. Tatsuno, R. Numata, W. Dorland, Physics of Plasmas 17, 022105 (2010).
    DOI: 10.1063/1.3309486
  20. Stability Analysis of Time Stepping for Prolonged Plasma Fluid Simulations,
    L. Stals, R. Numata, R. Ball, SIAM Journal on Scientific Computing 31, 961 (2008).
    DOI: 10.1137/070703569
  21. Bifurcation in electrostatic resistive drift wave turbulence,
    R. Numata, R. Ball, R.L. Dewar, Physics of Plasmas 14, 102312 (2007).
    DOI: 10.1063/1.2796106 / E-Print: arXiv:0708.4317
  22. Nonlinear Simulation of Drift Wave Turbulence,
    R. Numata, R. Ball, R.L. Dewar, in "Frontiers in Turbulence and Coherent Structures," [Proceedings of the COSNet/CSIRO Workshop] (World Scientific, 2007, eds. J.P. Denier and J.S. Frederiksen), pp. 431-442.
    E-Print: arXiv:physics/0703274
  23. Numerical analysis on the contribution of the singular perturbation by the Hall term to the spectrum of MHD turbulence using a shell model,
    D. Hori, M. Furukawa, S. Ohsaki, R. Numata, Z. Yoshida, Journal of Plasma Physics 72, 965 (2006).
    DOI: 10.1017/S0022377806005393
  24. Two-fluid Nonlinear Simulation of Self-organization of Plasmas with Flows,
    R. Numata, Z. Yoshida, T. Hayashi, Journal of Plasma and Fusion Research SERIES 6, 130 (2004), [Proceedings of ITC13].
    PDF
  25. Nonlinear three-dimensional simulation for self-organization and flow generation in two-fluid plasmas,
    R. Numata, Z. Yoshida, T. Hayashi, Computer Physics Communications 164, 291 (2004), [Proceedings of 18th ICNSP].
    DOI: 10.1016/j.cpc.2004.06.041
  26. Chaos-induced resistivity in magnetic null region: A nonlinear mechanism of collisionless dissipation,
    R. Numata, Z. Yoshida, Physical Review E 68, 016407 (2003).
    DOI: 10.1103/PhysRevE.68.016407
  27. Chaos-Induced Resistivity in Collisionless Magnetic Reconnection,
    R. Numata, Z. Yoshida, Physical Review Letters 88, 045003 (2002).
    DOI: 10.1103/PhysRevLett.88.045003
  28. Chaos-Induced Resistivity in Collisionless Magnetic Reconnection,
    R. Numata, Z. Yoshida, Journal of Plasma and Fusion Research 78, 1077 (2002).
    PDF [in Japanese]

Presentations

  1. 64th Annual Meeting of the Division of Plasma Physics, APS, Spokane, USA (October, 2022)
    "Gyrokinetic simulations of electromagnetic turbulence in a dipole configuration"
    R. Numata
  2. JPS Meeting, Online (March, 2022)
    "Gyrokinetic simulations of electromagnetic turbulence in magnetospheric plasmas"
    K. Tai, R. Numata
  3. NIFS Workshop on "Progress of Simulation Studies on Operation Control of Fusion Plasmas," Online (December, 2021)
    "Gyrokinetic simulations of electromagnetic turbulence in magnetospheric plasmas"
    K. Tai, R. Numata
  4. International Workshop: Recent Advances in Kinetic Theory and Non-equilibrium Fluid Dynamics, Online (October, 2021) [invited]
    "Gyrokinetic Simulations of Kinetic Magnetic Reconnection"
    R. Numata
  5. NIFS Workshop on "Data-mining for Complex Phenomena in Plasmas," Online (November, 2020)
    "Analyses of interactions between turbulence and zonal flow using reduced auto-regression model"
    R. Numata, A. Matsumoto, T. Nakamura
  6. JPS Meeting, Online (September, 2020)
    "Microtearing instability in high-beta plasmas"
    R. Numata
  7. JPS Meeting, Nagoya Univ., Japan (March, 2020) [Cancelled]
    "Time series analyses for interactions between drift wave turbulence and zonal flows in fusino plasmas"
    A. Matsumoto, T. Nakamura, R. Numata
  8. 3rd Asia-Pacific Conference on Plasma Physics, Hefei, China (Nobember, 2019)
    "Gyrokinetic simulations for understanding self-organization and turbulent transport in magnetospheric plasmas"
    R. Numata
  9. 61st Annual Meeting of the Division of Plasma Physics, APS, Fort Lauderdale, USA (October, 2019)
    "Detailed analyses of plasma heating during turbulent kinetic magnetic reconnection"
    R. Numata, N. F. Loureiro
  10. Plasma Simulator Symposium, Toki, Japan (Septermber, 2019)
    "Phase mixing and plasma heating during turbulent kinetic magnetic reconnection"
    R. Numata
  11. JPS Meeting, Gifu Univ., Japan (September, 2019)
    "Plasma heating during turbulent magnetic reconnection due to nonlinear phase mixing and its beta dependence"
    R. Numata, N. F. Loureiro
  12. JPS Meeting, Kyushu Univ., Japan (March, 2019)
    "Plasma heating during turbulent magnetic reconnection"
    R. Numata, N. F. Loureiro
    Talk [Japanese]
  13. APS March Meeting 2019, Boston, USA (March, 2019)
    "Molecular dynamics simulation for collective phenomena of plasmas"
    R. Numata, Y. Ikehata
  14. US-Japan JIFT Workshop on "Multi-scale Simulations in Plasma Physics", Inuyama, Japan (January, 2019) [invited]
    "Plasma Heating during Turbulent Kinetic Magnetic Reconnection"
    R. Numata, N. F. Loureiro
  15. 60th Annual Meeting of the Division of Plasma Physics, APS, Portland, USA (Novermber, 2018)
    "Plasma heating during turbulent kinetic magnetic reconnection in two dimensions"
    R. Numata, N. F. Loureiro
    Poster
  16. Plasma Coneference, Himeji, Japan (November, 2017)
    "Plasma Heating during Turbulent Kinetic Magnetic Reconnection"
    R. Numata
    Poster [Japanese]
  17. UJI Reconnection Workshop, Uji, Japan (October, 2017)
    "Phase mixing and plasma heating during magnetic reconnection"
    R. Numata
  18. 1st Asia-Pacific Conference on Plasma Physics, Chengdu, China (Septermber, 2017) [invited]
    "Energy partition during magnetic reconnection in weakly magnetized plasmas"
    R. Numata, N. F. Loureiro
    Talk
  19. Plasma Simulator Symposium, Toki, Japan (Septermber, 2017)
    "Development of a method for driving isotropic turbulence in two-dimensional gyrokinetic simulations"
    R. Numata
    Poster [Japanese]
  20. US-Japan JIFT Workshop on Multiscale Methods in Plasma Physics, Boulder, USA (August, 2017) [invited]
    "Gyrokinetic simulation of magnetic reconnection"
    R. Numata, N. F. Loureiro
  21. JPS Meeting, Kanazawa Univ., Japan (September, 2016)
    "Phase mixing and plasma heating during magnetic reconnection"
    M. Suetsugu, R. Numata
    Talk [Japanese]
  22. MHD Workshop, Toki, Japan (December, 2015) [invited]
    "Kinetic simulation of magnetic reconnection in magnetized plasmas"
    R. Numata
  23. 42nd EPS Conference on Plasma Physics, Lisbon, Portugal (June, 2015)
    "Energy partition in kinetic turbulent reconnection"
    R. Numata, N. F. Loureiro
    Abstract / Proceedings / Poster
  24. JPS Meeting, Waseda Univ., Japan (March, 2015)
    "Ion and electron heating during magnetic reconnection in weakly collisional plasmas"
    R. Numata, N. F. Loureiro
    Talk
  25. 41st EPS Conference on Plasma Physics, Berlin, Germany (June, 2014)
    "Ion and electron heating during magnetic reconnection in weakly collisional plasmas"
    R. Numata, N. F. Loureiro
    Abstract / Proceedings / Poster
  26. Workshop on Magnetic Reconnection and Solar Plasmas, Tokyo, Japan (March, 2014) [invited]
    "Gyrokinetic simulations of the tearing instability"
    R. Numata
  27. 2013 US-Japan Workshop on Advanced Control and Confinement Improvement of Innovative Compact Troidal Configurations, Kobe, Japan (September, 2013)
    "Electron and ion heating during magnetic reconnection in weakly collisional plasmas"
    R. Numata, N. F. Loureiro
  28. 19th NEXT Workshop, Kyoto, Japan (August, 2013) [invited]
    "Thermodynamic properties of plasmas in magnetic reconnection"
    R. Numata
    Talk
  29. The 12th Asia Pacific Physics Conference of AAPPS (APPC12), Chiba, Japan (July, 2013)
    "Electron and ion heating during magnetic reconnection in weakly collisional plasmas"
    R. Numata, N. F. Loureiro
    Abstract / Poster
  30. 54th Annual Meeting of the Division of Plasma Physics, APS, Providence, USA (October-Novermber, 2012)
    "Nonlinear gyrokinetic simulations of tearing instability"
    R. Numata, N. F. Loureiro
    Bulletin of the American Physical Society 57, CP9-59 (2012)
    Poster
  31. JPS Meeting, Kwansei Gakuin Univ., Japan (March, 2012)
    "Gyrokinetic simulations of the tearing instability"
    R. Numata
    Talk
  32. 18th International Stellarator/Heliotron Workshop & 10th Asia Pacific Plasma Theory Conference, Canberra, Australia (January-February, 2012)
    "Gyrokinetic simulations of the tearing instability"
    R. Numata, W. Dorland, G. G. Howes, N. F. Loureiro, B. N. Rogers, T. Tatsuno
    Abstract / Poster
  33. Multiscale Mathematics: Hierarchy of Collective Phenomena and Interrelations between Hierarchical Structures, Fukuoka, Japan (December, 2011) [invited]
    "Multiscale simulations of nonlinear phenomena of plasmas"
    R. Numata
    Abstract / Talk
  34. 52nd Annual Meeting of the Division of Plasma Physics, APS, Chicago, USA (Novermber, 2010)
    "Gyrokinetic simulations of microtearing instability"
    R. Numata, W. Dorland, N. F. Loureiro, B. N. Rogers, A. A. Schekochihin, T. Tatsuno
    Bulletin of the American Physical Society 55, BP9-13 (2010)
    Poster
  35. INI Programme "Gyrokinetics in Laboratory and Astrophysical Plasmas," Cambridge, UK (July-August, 2010)
    "Gyrokinetic simulations of the microtearing instability"
    R. Numata, W. Dorland, N. F. Loureiro, B. N. Rogers, A. A. Schekochihin, T. Tatsuno
    Poster
  36. JpGU Meeting 2010, Chiba, Japan (May, 2010)
    "Gyrokinetic Simulations of Nonlinear Tearing Instability"
    R. Numata, W. Dorland, N. F. Loureiro, B. N. Rogers, A. A. Schekochihin, T. Tatsuno
    Poster
  37. Working Group Meeting "Gyrokinetics for ITER," Vienna, Austria (March, 2010)
    "Gyrokinetic simulations of tearing instability"
    R. Numata, W. Dorland, N. F. Loureiro, B. N. Rogers, A. A. Schekochihin, T. Tatsuno
  38. 51st Annual Meeting of the Division of Plasma Physics, APS, Atlanta, USA (November, 2009)
    "Kinetic effects in gyrokinetic tearing instability"
    R. Numata, W. Dorland, N. F. Loureiro, B. N. Rogers, A. A. Schekochihin, T. Tatsuno
    Bulletin of the American Physical Society 54, TP8-134 (2009)
    Poster
  39. 2009 SIAM Annual Meeting, Denver, USA (July, 2009)
    "Gyrokinetic simulations of tearing instability"
    R. Numata, W. Dorland, N. F. Loureiro, B. N. Rogers, A. A. Schekochihin, T. Tatsuno
    Talk
  40. April Meeting of APS and International Sherwood Fusion Theory Conference, Denver, USA (May, 2009)
    "Collisionless and collisional tearing mode in gyrokinetics"
    R. Numata, W. Dorland, N. F. Loureiro, B. N. Rogers, A. A. Schekochihin, T. Tatsuno
    Bulletin of the American Physical Society 54, S1-42 (2009)
  41. 11th Easter Meeting on Magnetic Reconnection and Turbulence in Fusion Relevant Plasmas, Turin, Italy (April, 2009)
    "Collisionless and collisional tearing mode in gyrokinetics"
    R. Numata, W. Dorland, N. F. Loureiro, B. N. Rogers, A. A. Schekochihin, T. Tatsuno
    Poster
  42. Working Group Meeting "Kinetic Instabilities, Plasma Turbulence, and Magnetic Reconnection," Vienna, Austria (February, 2009)
    "Collisionless and collisional tearing mode in gyrokinetics"
    R. Numata, W. Dorland, N. F. Loureiro, B. N. Rogers, A. A. Schkochihin, T. Tatsuno
  43. 50th Annual Meeting of the Division of Plasma Physics, APS, Dallas, USA (Novermber, 2008)
    "Ohm's Law in Gyrokinetic Magnetic Reconnection"
    R. Numata, T. Tatsuno, W. Dorland, B. Rogers
    Bulletin of the American Physical Society 53, TP6-149 (2008)
    Poster
  44. Joint Conference of 17th International Toki Conference on Physics of Flows and Turbulence in Plasmas and 16th International Stellarator/Heliotron Workshop 2007, Toki, Japan (October, 2007)
    "Onset of Turbulence in a Drift Wave-Zonal Flow System"
    R. Numata, R. Ball, R.L. Dewar, L. Stals
    Poster / Proceedings / Abstract
  45. 8th Asia-Pacific Complex Systems Conference, Gold Coast, Australia (July, 2007)
    "Bifurcation in Resistive Drift Wave Turbulence"
    R. Numata, R. Ball, R.L. Dewar, L. Stals
    Talk
  46. Australian Workshop on Fluid Mechanics, Melbourne, Australia (December, 2006)
    "Bifurcation in Resistive Drift Wave Turbulence"
    R. Numata, R. Ball, R.L. Dewar
    Poster
  47. AIP 17th National Congress, Brisbane, Australia (December, 2006)
    "Bifurcation Structure in Resistive Drift Wave Turbulence"
    R. Numata, R. Ball, R.L. Dewar
    Talk
  48. 48th Annual Meeting of the Division of Plasma Physics, APS, Philadelphia, USA (October-November, 2006)
    "Bifurcation Structure in Resistive Drift Wave Turbulence"
    R. Numata, R. Ball, R.L. Dewar
    Bulletin of the American Physical Society 51, VO1-7 (2006)
    Talk
  49. 33rd EPS Conference on Plasma Physics, Rome, Italy (June, 2006)
    "Bifurcation Structure in Resistive Drift Wave Turbulence"
    R. Numata, R. Ball, R.L. Dewar
    Poster / Proceedings / Abstract
  50. Workshop on Long Time Simulations of Kinetic Plasmas, Dallas, USA (April, 2006)
    "Simulation of Hasegawa-Wakatani Equation"
    R. Numata, R. Ball, R.L. Dewar
  51. 14th Gaseous Electronics Meeting (GEM 2006), Murramarang, Australia (February, 2006)
    "Nonlinear Simulation of Drift Wave Turbulence"
    R. Numata, R. Ball, R.L. Dewar
    Talk
  52. CSIRO/COSNet Workshop on Turbulence and Coherent Structures, Canberra, Australia (January, 2006)
    "Nonlinear Simulation of Drift Wave Turbulence"
    R. Numata, R. Ball, R.L. Dewar
    Talk
  53. Festival de Théorie, Aix-en-Provence, France (July, 2005)
    "Hall-MHD Simulation of Collisionless Magnetic Reconnection with Chaos-Induced Resistivity"
    R. Numata, Z. Yoshida, T. Hayashi, M. Furukawa
  54. 9th Simulation Science Symposium, Toki, Japan (January, 2005)
    "Simulation of Structure Formation in Two-Fluid Plasmas"
    R. Numata, M. Furukawa, Z. Yoshida, T. Hayashi
  55. JSPF Annual Meeting, Shizuoka, Japan (November, 2004) [invited]
    "Simulation of Structure Formation in Two-Fluid Plasmas"
    R. Numata, M. Furukawa, Z. Yoshida, T. Hayashi
  56. JPS Meeting, Aomori Univ., Japan (September, 2004)
    "Two-fluid Simulation of Magnetic Reconnection"
    R. Numata, Z. Yoshida, T. Hayashi
    Talk
  57. JPS Meeting, Kyushu Univ., Japan (March, 2004)
    "Nonlinear Simulation of Plasmas with Flows - Creation of Double Beltrami Equilibrium"
    R. Numata, Z. Yoshida, T. Hayashi
    Talk
  58. 13th International Toki Conference on Plasma Physics and Controlled Nuclear Fusion, Toki, Japan (December, 2003)
    "Two-Fluid Nonlinear Simulation of Self-Organization of Plasmas with Flows"
    R. Numata, Z. Yoshida, T. Hayashi
    Talk
  59. Autumn College on Plasma Physics, Trieste, Italy (October - November, 2003)
    "Nonlinear Simulation of Self-Organization of Plasmas with Flows"
    R. Numata, Z. Yoshida, T. Hayashi
  60. 18th International Conference on Numerical Simulation of Plasmas, Cape Cod, USA (September, 2003)
    "Self-Organization of Plasmas with Flows"
    R. Numata, Z. Yoshida, T. Hayashi
    Talk
  61. JPS Meeting, Tohoku Univ., Japan (March, 2003)
    "Self-Organization of Plasma with Flows"
    R. Numata, Z. Yoshida, T. Hayashi
    Talk [in Japanese]
  62. Workshop on Plasma Astrophysics, Trieste, Italy (November, 2002)
    "Chaos-Induced Resistivity in Collisionless Magnetic Reconnection"
    R. Numata, Z. Yoshida
  63. JPS Meeting, Chubu Univ., Japan (September, 2002)
    "Chaos-Induced Resistivity in Collisionless Magnetic Reconnection (Entropy of Open System)"
    R. Numata, Z. Yoshida
  64. JPS Meeting, Ritsumeikan Univ., Japan (March, 2002)
    "Chaos-Induced Resistivity in Collisionless Magnetic Reconnection"
    R. Numata, Z. Yoshida
  65. 5th Simulation Science Symposium, Toki, Japan (December, 2001)
    "Chaos-Induced Resistivity in Collisionless Magnetic Reconnection"
    R. Numata, Z. Yoshida
  66. Autumn College on Plasma Physics, Trieste, Italy (October - November, 2001)
    "Chaos-Induced Resistivity in Collisionless Magnetic Reconnection"
    R. Numata, Z. Yoshida
  67. JPS Meeting, Tokushima Bunri Univ., Japan (September, 2001)
    "Collision-less Resistivity Induced by Chaotic Motion of Particles in a Reconnection Layer"
    R. Numata, Z. Yoshida
  68. JPS Meeting, Chuo Univ., Japan (March, 2001)
    "Chaotic Motion of Particles and Collision-less Anomalous Resistivity in a Magnetic Reconnection Process"
    R. Numata, Z. Yoshida
  69. JPS Meeting, Niigata Univ., Japan (September, 2000)
    "Application of electron's chaotic motion (electron injection into a helical system)"
    R. Numata, Z. Yoshida
  70. JPS Meeting, Kansai Univ., Japan (March, 2000)
    "Chaotic dynamics of charged particles in 2-dimensional magnetic field"
    R. Numata, Z. Yoshida