Activities in This Year 2014 (as of March 31, 2015)

Refereed Papers

• Kanagawa, K.D., Tanaka,H., Muto, T., Tanigawa, T., & Takeuchi, T. "Formation of a disc gap induced by a planet: Effect of the deviation from Keplerian disc rotation", Monthly Notices of the Royal Astronomical Society 448, 994-1006 (2015)

• Ito, Y., Ikoma, M., Kawahara, H., Nagahara, H., Kawashima, Y., and Nakamoto, T. "Theoretical Emission Spectra of Atmospheres of Hot Rocky Super-Earths", Astrophysical Journal , in press

• Tomida, K., Okuzumi, S., and Machida, M. N. "Radiation Magnetohydrodynamic Simulations of Protostellar Collapse: Non-ideal Magnetohydrodynamic Effects and Early Formation of Circumstellar Disks", Astrophysical Journal , in press (arXiv:1501.04102)

• Okuzumi, S. and Inutsuka, S. "Radiation Magnetohydrodynamic Simulations of Protostellar Collapse: The Nonlinear Ohm's Law: Plasma Heating by Strong Electric Fields and its Effects on the Ionization Balance in Protoplanetary Disks", Astrophysical Journal , in press (arXiv:1407.8110)

• Takeuchi, T. and Okuzumi, S. "Radial Transport of Large-Scale Magnetic Fields in Accretion Disks. II. Relaxation to Steady States", Astrophysical Journal 797, 132 (12pp.) (2014)

• Nagasawa, M., Tanaka, K. K., Tanaka, H., Nakamoto, T., Miura, H., and Yamamoto, T. "Revisiting Jovian-resonance Induced Chondrule Formation ", Astrophysical Journal 79, L7 (5pp.) (2014)

• Kataoka, A., Okuzumi, S., Tanaka, H., and Nomura, H. "Opacity of fluffy dust aggregates", Astronomy and Astrophysics 568, A42 (15pp.) (2014)

• Tsumura, K., Arimatsu, K., Egami, E., Hayano, Y., Honda, C., Kimura, J., Kuramoto, K., Matsuura, S., Minowa, Y., Nakajima, K., Nakamoto, T., Shirahata, M., Surace, J., Takahashi, Y., and Wada, T. "Near-Infrared Brightness of the Galilean Satellites Eclipsed in Jovian Shadow: A New Technique to Investigate Jovian Upper Atmosphere", Astrophysical Journal 789, 122 (6pp.) (2014)

• Okuzumi, S., Takeuchi, T. and Muto, T. "Radial Transport of Large-Scale Magnetic Fields in Accretion Disks. I. Steady Solutions and an Upper Limit on the Vertical Field Strength", Astrophysical Journal 785, 127 (16pp.) (2014)

• Fujii, Y. I., Okuzumi, S., Tanigawa, T. and Inutsuka, S. "On the Viability of the Magnetorotational Instability in Circumplanetary Disks", Astrophysical Journal 785, 101 (8pp.) (2014)

• Kurokawa, H. and Nakamoto, T. "Mass-Loss Evolution of Close-In Exoplanets: Evaporation of Hot Jupiters and the Effect on Population", Astrophysical Journal 783, 54 (11pp.) (2014)

Scheduled Presentations in International Meetings

Presentations in International Meetings

●Lunar and Planetary Science Conference, March 16 - 20, 2015, Houston, USA

• H. Miura (Nagoya City U.), T. Yamamoto (Kobe U.), T. Nakamoto “Evaporation of Icy Grains in Nebular Shocks"

●Transition Disks and Planet Formation, March 1-5, 2015, Lorentz Center, Leiden, the Netherlands

• Akimasa Kataoka, “Observational properties of fluffy dust aggregates"

●Wide-field InfraRed Surveys: Science and Techniques, November 17 - 20, 2014, Tokyo, Japan

• Hiroyuki Tetsu & Taishi Nakamoto "Gravitational Contraction and Fragmentation of Filamentary Molecular Clouds"

●The 2014 German-Japanese meeting on Exo-Planets and their formation, November 4-7, 2014, Heidelberg, Germany

• Taishi Nakamoto et al., “Bright Galilean Satellites in Jovian Shadow: Light Scattering by Jovian Upper Atmosphere”
• Taku Takeuchi, Satoshi Okuzumi, Takayuki Muto (Kogakuin U), “Transport of the Magnetic Flux in Protoplanetary Disks and Disk Evolution via MHD Turbulence and/or Winds”
• Satoshi Okuzumi, “Electric-field heating of plasmas and its effect on magnetorotational turbulence in protoplanetary disks"
• Akimasa Kataoka, “Planetesimal formation via fluffy dust aggregates"

●Annual Meeting of Meteoritical Society, September 8 - 12, 2014, Casablanca, Morocco

• T. Nakamoto, E. Takahashi, A. Tsuda, K. Nishida (U. Tokyo), W. Okui, T. Yokoyama, Y. Yanagida (Tohoku U.), S. Okumura (Tohoku U.), M. Nakamura (Tohoku U.), and O. Sasaki (Tohoku U.), "Three-Dimensional External Shape and Internal Structure of Chondrules in Allende CV3 Chondrite"

●Non-ideal MHD, Stability, and Dissipation in Protoplanetary Disks, August 4-8, 2014, Niels Bohr Institute, Copenhagen, Denmark

• Satoshi Okuzumi "Nonlinear Ohm's law: Electric heating of plasmas and its effect on MHD in protoplanetary disks"

●Asia Oceania Geoscience Society Annual Meeting, July 28 - August 1, 2014, Sapporo, Japan

• Kyoko K. TANAKA (Hokkaido U), Hidekazu TANAKA (Hokkaido U), Tetsuo YAMAMOTO (Kobe U), Hitoshi MIURA (Nagoya City U), Makiko NAGASAWA, Taishi NAKAMOTO, "Evaporation of Icy Planetesimals and Recondensation of Icy Particles due to Bow Shocks"
• Kohji TSUMURA (ISAS/JAXA), Ko ARIMATSU (U Tokyo), Eiichi EGAMI (Arizona U), Yutaka HAYANO (Subaru Observatory), Chikatoshi HONDA (U Aizu), Jun KIMURA, Kiyoshi KURAMOTO (Hokkaido U), Shuji MATSUURA (ISAS/JAX), Yosuke MINOWA (Subaru Observatory), Kensuke NAKAJIMA (Kyushu U), Taishi NAKAMOTO, Mai SHIRAHATA (ISAS/JAXA), Jason SURACE (California Institute of Technology), Yasuto TAKAHASHI (Hokkaido U), Takehiko WADA (ISAS/JAXA) "Near-infrared detections of surprisingly bright Ganymede and Callisto in the Jovian shadow"

●The Olympian Symposium on Star Formation, May 26 - 30, 2014, Tokyo, Japan

• Hiroyuki Tetsu & Taishi Nakamoto "Gravitational Collapse and Fragmentation of Filamentary Molecular Clouds: Appearance of Two-Dimensionality"

●US-Japan Workshop on Magnetic Reconnection, May 20 - 24, 2014, Tokyo, Japan

• (Invited Talk) Satoshi Okuzumi, "Magnetic Turbulence and Dust Evolution in Protoplanetary Disks"

Award

• Dr. Satoshi Okuzumi won the Outstanding Young Scientist Award (2013) from the Japanese Society for Planetary Sciences.

Activities in 2013

Activities in 2012

Activities in 2011

Activities in 2010

Activities in 2009

Activities in 2008

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