List of Publications by YOKOYAMA T.

Papers Appeared in Refereed Jounals

• Microwave Observations of the Rapid Propagation of Nonthermal Sources in a Solar Flare by the Nobeyama Radioheliograph
  Yokoyama, T.; Nakajima, H.; Shibasaki, K.; Melnikov, V. F.; Stepanov, A. V. 2002, Astrophys. J., 576, L87-L90
  ADS ApJ
• Magnetohydrodynamic Simulation of a Solar Flare with Chromospheric Evaporation Effect Based on Magnetic Reconnection Model,
  Yokoyama, T. and Shibata, K. 2001, Astrophys. J., 549, 1160
  ADS ApJ
• Clear Evidence of Reconnection Inflow of a Solar Flare,
  Yokoyama, T. K. Akita, T. Morimoto, K. Inoue, J. Newmark, 2001, Astrophys. J., 546, L69
  ADS ApJ
• Two-Dimensional Magnetohydrodynamic Simulation of Chromospheric Evaporation Driven by Magnetic Reconnection in Solar Flares,
  Yokoyama, T. and Shibata, K. 1998, Astrophys. J., 494, L113.
  
• Magnetic Reconnection Coupled with Heat Conduction,
  Yokoyama, T. and Shibata, K. 1997, Astrophys. J., 474, L61.
  Abstract, Text only (30kbyte dvi file)
• Numerical Simulation of Solar Coronal X-Ray Jets Based on the Magnetic Reconnection Model,
  Yokoyama, T. and Shibata, K. 1996, Publ. Astron. Soc. Japan, 48, 353-376.
  Abstract, Text only (126kbyte dvi file),
• Magnetic reconnection as the origin of X-ray jets and H-alpha surges on the Sun,
  Yokoyama, T. and Shibata, K. 1995, Nature, 375, 42-44.
  Abstract, Text only (21kbyte dvi file)
  
• What is the Condition for Fast Magnetic Reconnection ?,
  Yokoyama, T. and Shibata, K. 1994, Astrophys. J., 436, L197-L200.
  Abstract, Text only (28kbyte dvi file), Text & Figures (440kbyte ps file)

Papers Appeared in Conference Proceedings

• Relation between Magnetic Helicity Injection and Flare Activities in Active Region NOAA 8100
  T. Yokoyama, K. Kusano, T. Maeshiro, T. Sakurai, 2003, in Proc. of COSPAR Assembrry (Houston), submitted.
• Microwave imaging observation of an electron stream in a solar flare
  T. Yokoyama, H. Nakajima, K. Shibasaki, V. F. Melnikov, A. V. Stepanov, 2003, in Proc. of COSPAR Assembrry (Houston), in press.
• MHD Simulation of a Solar Flare Based on Magnetic Reconnection Model
  Yokoyama, T., 2002 in Proc. of the IAU 8th Asian-Pacific Regional Meeting, Volume II, ed. S. Ikeuchi, J. Hearnshaw, and T. Hanawa, the Astronomical Society of Japan, p. 473-474
• Numerical simulation of a flare
  Yokoyama, T., 2002 in Proc. of the Yohkoh 10th Ann. Meeting, in press
  
  
• Magnetic Reconnection Model of Coronal X-ray Jets
  Yokoyama, T. 1998, in Proc. of the Goudeloupe meeting 'Solar Jets and Coronal Plumes' Proceedings of an International meeting, Guadeloupe, France, 23-26 February 1998, ESA SP-421, p.215
  
  
• MHD Simulation of X-ray Jets Based on Magnetic Reconnection Model
  Yokoyama, T. and Shibata, K. 1996, in Proc. of IAU Coloquium 153, 'Magnetodynamic Phenomena in the Solar Atmosphere' eds. Y. Uchida, T. Kosugi, H. S. Hudson (Kluwer; Dordrecht), p49.
• MHD Simulation of Magnetic Reconnection Coupled with Heat Conduction
  Yokoyama, T. and Shibata, K. 1996, in Proc. of Hitachi Conference, in press.
• Magnetic Reconnection Coupled with Heat Conduction
  Yokoyama, T. and Shibata, K. 1996, in Proc. of COSPAR Assembrry, in press.
• Magnetic Reconnection Coupled with Heat Conduction
  Yokoyama, T. and Shibata, K. 1996, in Proc. of Bath Conference on "Magnetic Reconnection in the Solar Atmosphere", Bentley, R. D., Mariska, J. T., ASP conf. series Vol. 111., pp274-279.
• Magnetic Reconnection Coupled with Heat Conduction
  Yokoyama, T. and Shibata, K. 1996, in Proc. of ASCA Tokyo Symp., (Tokyo: Univ. Academy Press), in press.
• MHD Simulation of Solar Coronal X-ray Jets -- Emerging Flux Reconnection Model --,
  Yokoyama, T. and Shibata, K. 1996, Astro. Lett. and Communications, 34, 133-138.
  
  
• Numerical Simulation of Reconnection between Emerging Flux and Coronal Field,
  Yokoyama, T. and Shibata, K. 1994, in Proc. of Kofu Symp., New Look at the Sun with Emphasis on Advanced Observations of Coronal Dynamics and Flares, eds. S. Enome and T. Hirayama, (Nobeyama: NRO Report No.360), p367.
• A model of X-ray Jets and Loop Brightenings Associated with Emerging Flux,
  Yokoyama, T. and Shibata, K. 1994, in Proc. of the International Symp. on the Yohkoh Scientific Results, X-ray Solar Physics from Yohkoh, eds. Y. Uchida, T. Watanabe, K. Shibata, and H. S. Hudson, (Tokyo: Univ. Academy Press), p317.
  
  
• Numerical Simulation of Magnetic Reconnection Associated with Emerging Flux in the Solar Atmosphere,
  Yokoyama, T. and Shibata, K. 1993, in Proc. of Fourth Toki Conference on Plasma Physics and Controlled Nuclear Fusion, (ESA Spec. Pub. 351), p203.

Dissertation

• Magnetohydrodynamic Simulation of Solar Coronal X-ray Jets
  Based on Magnetic Reconnection Model
  Yokoyama, T. 1995, Graduate Univ. for Advanced Studies (National Astronomical Observatory)
  Abstract , Text only (348kbyte dvi file) , PDF file (5 Mbyte)

Collaboration Papers

• Magnetic Reconnection Triggered by the Parker Instability in the Galaxy: Two-dimensional Numerical Magnetohydrodynamic Simulations and Application to the Origin of X-Ray Gas in the Galactic Halo
  Tanuma, Syuniti; Yokoyama, Takaaki; Kudoh, Takahiro; Shibata, Kazunari, 2003, Astrophys. J., 582, 215
• Difference between Spatial Distributions of the H¦Á Kernels and Hard X-Ray Sources in a Solar Flare
  Asai, Ayumi; Masuda, Satoshi; Yokoyama, Takaaki; Shimojo, Masumi; Isobe, Hiroaki; Kurokawa, Hiroki; Shibata, Kazunari, 2002, Astrophys. J., 578, L91
• The Physical Properties of a Flaring Loop
  White, S. M.; Kundu, M. R.; Garaimov, V. I.; Yokoyama, T.; Sato, J., 2002, Astrophys. J., 576, 505
• A Hertzsprung-Russell-like Diagram for Solar/Stellar Flares and Corona: Emission Measure versus Temperature Diagram
  Shibata, Kazunari; Yokoyama, Takaaki, 2002, Astrophys. J., 577, 422
• Measurement of Magnetic Helicity Injection and Free Energy Loading into the Solar Corona
  Kusano, K.; Maeshiro, T.; Yokoyama, T.; Sakurai, T., 2002, Astrophys. J., 577, 501
• A Nonthermal Collimated Ejection Observed with the Nobeyama Radioheliograph
  Nakajima, H.; Yokoyama, T., 2002, Astrophys. J., 570, L41
• Reconnection Rate in the Decay Phase of a Long Duration Event Flare on 1997 May 12
  Isobe, Hiroaki; Yokoyama, Takaaki; Shimojo, Masumi; Morimoto, Taro; Kozu, Hiromichi; Eto, Shigeru; Narukage, Noriyuki; Shibata, Kazunari, 2002, Astrophys. J., 566, 528
  
  
• Hot-Plasma Ejections Associated with Compact-Loop Solar Flares
  Shibata, K., Masuda, S., Shimojo, M., Hara, H., Yokoyama, T., Tsuneta, S., Kosugi, T., and Ogawara, Y., 1995, Astrophys. J., 451, L83-L85.
• A Gigantic Coronal Jet Ejected from a Compact Active Region in a Coronal Hole,
  Shibata K., Nitta N., Strong K. T., Matsumoto R., Yokoyama T., Hirayama T., Hudson H., Ogawara Y. 1994, Astrophys. J. 431, L51-L53.
• Coronal X-Ray Jets Observed with the Yohkoh Soft X-Ray Telescope
  Shibata, K., Yokoyama, T., and Shimojo, M. 1996, J. Geomag. Geoelectr., 48, 19-28.
• H-alpha Surges and X-Ray Jets in AR 7260
  Canfield, R. C., Reardon, K. P., Leka, K. D., Shibata, K., Yokoyama, T., and Shimojo, M. 1996, ApJ, 464, 1016.
• Numerical Simulation of Magnetic Reconnection in Eruptive Flares
  Magara, T., Mineshige, S., Yokoyama, T., and Shibata, K. 1996, ApJ, 466, 1054.
• Pseudo-Two-Dimensional Hydrodynamic Modeling of Solar Flare Loops
  Hori K., Yokoyama T., Kosugi, T., and Shibata, K., 1997, ApJ, in press.
• Magnetic Reconnection as the Origin of Interstellar Super-Hot Plasma with Application to Galactic Ridge X-ray Emission
  Tanuma S., Yokoyama T., Kudoh, T., Matsumoto, R., Shibata K., and Makishima, K., 1997, ApJL submitted.

Japanese Articles