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論文発表


2014

  1. Inoue, S., T. Magara, V. S. Pandey, D. Shiota, K. Kusano, G. S. Choe, and K. S. Kim, Nonlinear Force-Free Extrapolation of the Coronal Magnetic Field Based on the MHD Relaxation Method, Astrophys. J., 780, 101, 2014.
  2. Lee, K.-S., S. Imada, Y.-J. Moon, and J.-Y. Lee, Spectroscopic study of a dark lane and a cool loop in a solar limb active region by Hinode/EIS, Astrophys. J., 780, 177, 2014.
  3. Machida, S., Y. Miyashita, A. Ieda, M. Nose, V. Angelopoulos, and J. P. McFadden, Statistical visualization of the Earth's magnetotail and the implied mechanism of substorm triggering based on superposed-epoch analysis of THEMIS data, Ann. Geophys., 32(2), 99-111, doi:10.5194/angeo-32-99-2014, 2014.
  4. Morioka, A., Y. Miyoshi, Y. Kasaba, N. Sato, A. Kadokura, H. Misawa, Y. Miyashita, and I. Mann, Substorm onset process: Ignition of auroral acceleration and related substorm phases, J. Geophys. Res. Space Physics, 119, doi:10.1002/2013JA019442, 2014.

2013

  1. Amm, O., R. Fujii, H. Vanhamaki, A. Yoshikawa, and A. Ieda, General solution for calculating polarization electric fields in the auroral ionosphere and application examples, J. Geophys. Res. Space Physics, 118, 2428-2437, doi:10.1002/jgra.50254, 2013.
  2. Asai, A., J. Kiyohara, H. Takasaki, N. Narukage, T. Yokoyama, S. Masuda, M. Shimojo, H. Nakajima, Temporal and spatial analyses of spectral indices of nonthermal emissions derived from hard X-rays and microwaves, Astrophys. J., 763, 87, doi: 10.1088/0004-637X/763/2/87, 2013.
  3. Bamba, Y., K. Kusano, T. T. Yamamoto, and T. J. Okamoto, Study on triggering process of solar flares based on Hinode/SOT observations, Astrophys. J., 778, 48, 2013.
  4. Hori., T, N. Nishitani, Y. Miyoshi, Y. Miyashita, K. Seki, T. Segawa, K. Hosokawa, A. S. Yukimatu, Y. Tanaka, N. Sato, M. Kunitake, and T. Nagatsuma, An integrated analysis platform merging SuperDARN data within the THEMIS tool developed by ERG-Science Center (ERG-SC), Adv. in Polar Sci., 24(1), 69-77, doi:10.3724/SP.J.1085.2013.00069, 2013.
  5. Ichihara, A., N. Nishitani, T. Ogawa, and T. Tsugawa, Northward-propagating nighttime medium-scale traveling ionospheric disturbances observed with the SuperDARN Hokkaido HF radar and GEONET, Adv. Polar Sci., 24, 42-49, 2013.
  6. Imada, S., K. Aoki, H. Hara, T. Watanabe, L. K. Harra, and T. Shimizu, Evidence for hot fast flow above a solar flare, Astrophys. J. Lett., 776, L11, 2013.
  7. Inoue, S., K. Hayashi, D. Shiota, T. Magara, and G. S. Choe, Magnetic Structure Producing X- and M-class Solar Flares in Solar Active Region 11158, Astrophys. J. 770, 79, doi=10.1088/0004-637X/770/1/79 article id. 79, 2013.
  8. Ishii, T. T., T. Kawate, Y. Nakatani, S. Morita, K. Ichimoto, and S. Masuda, High speed imaging system for solar flare research at Hida observatory, Publ. Astron. Soc. Japan, 65, 39, 2013.
  9. Ishikawa, K., Y. Ezoe, Y. Miyoshi, N. Terada, K. Mitsuda, and T. Ohashi, Suzaku observation of strong solar wind charge exchange emission from terrestrial exosphere during geomagnetic storm, Pub. Astro. Soc. Japan, 65, 4, in press, 2013.
  10. Iwai, K., S. Masuda, Y. Miyoshi, F. Tsuchiya, A. Morioka, and H. Misawa, Peak flux distributions of solar radio type-I bursts from highly resolved spectral observations, Ap.J. Lett., 768, L2 doi:10.1088/2041-8205/768/1/L2, 2013.
  11. Kamide, Y. and K. Kusano, Is something wrong with the present solar maximum?, Space Weather, 11, 4, pp. 140-141, DOI: 10.1002/swe.20045, 2013.
  12. Katoh, Y., M. Kitahara, H. Kojima, Y. Omura, S. Kasahara, M. Hirahara, Y. Miyoshi, K. Seki, K. Asamura, T. Takashima, and T. Ono, Significance of wave-particle interaction analyzer for direct measurements of nonlinear wave-particle interactions, Ann. Geophys., 31, 503-512, doi:10.5194/angeo-31-503-2013, 2013.
  13. Kawate, T. and S. Imada, The relationship between EUV nonthermal line broadening and high-energy particle during solar flare, Astrophys. J., 775, 122, 2013.
  14. Keika, K., K. Takahashi, A. Y. Ukhorskiy, and Y. Miyoshi, Global characteristics of electromagnetic ion cyclotron waves: Occurrence rate and its storm dependence, J. Geophys. Res., doi:10.1029/2013JA018757. in press, 2013
  15. Kim, S., S. Masuda, K. Shibasaki, and S.-C. Bong, Systematic microwave source motions along flare-arcade observed by Nobeyama radioheliograph and AIA/SDO, PASJ, 65, S1, 2, 2013.
  16. Kitamura, N., K. Seki, Y. Nishimura, T. Hori, N. Terada, T. Ono, and R. J. Strangeway, Reduction of the field-aligned potential drop in the polar cap during large geomagnetic storms, J. Geophys. Res. Space Physics, 118, 4864-4874, doi:10.1002/jgra.50450, 2013.
  17. Lee, S., K. Shiokawa, J. P. McFadden, and K. Seki, Geomagnetic conjugate observations of plasma-sheet electrons by the FAST and THEMIS satellites, J. Geophys. Res., 118, doi:10.1029/2012JA017805, 2013.
  18. Masuda, S., M. Shimojo, T. Kawate, S. Ishikawa, and M. Ohno, Extremely microwave-rich solar flare observed with Nobeyama radioheliograph, PASJ, 65, S1, 1 2013.
  19. Morioka, A., Y. Miyoshi, S. Kurita, Y. Kasaba, V. Angelopulos, H. Misawa, H. Kojima, and J. McFadden, Universal time control of AKR: Earth is a spin-modulated variable radio source, J. Geophys. Res., 118, 1123-1131, doi:10.1002/jgra.50180, 2013.
  20. Nishimura, Y., T. Ono, F. Tsuchiya, H. Misawa, A. Kumamoto, Y. Katoh, S. Masuda, and Y. Miyoshi, Narrowband frequency-drift structures in solar type IV bursts, Earth Planets and Space, 65, 1555-1562, 2013.
  21. Nishioka, M., T. Maruyama, Y. Otsuka, T. Tsugawa, H. Ishibashi, K. Shiokawa, and M. Ishii, Comparison of meridional thermospheric winds observed by ionosondes and Fabry-Perot iterferometers (in Japanese), Antarctic Record, in press. 2013.
  22. Otsuka, Y., K. Suzuki, S. Nakagawa, M. Nishioka, K. Shiokawa, and T. Tsugawa, GPS observations of medium-scale traveling ionospheric disturbances over Europe, Ann. Geophys., 31, 163-172, 2013.
  23. Park, S., K. Kusano, K. Cho, J. Chae, S. Bong, P. Kumar, S. Park, Y. Kim, and Y. Park, Study of magnetic helicity injection in the active regions NOAA 9236 producing multiple flare-associated CME events, Astrophys. J., 778, 13, 2013.
  24. Sakaguchi, K., Y. Miyoshi, S. Saito, T. Nagatsuma, K. Seki, and K. T. Murata, Relativistic electron flux forecast at geostationary orbit using Kalman filter based on multivariate autoregressive model, Space Weather, 11, 1-11, doi:10.1002/swe.20020, 2013.
  25. Savani, N. P., A. Vourlidas, D. Shiota, M. G. Linton, K. Kusano, N. Lugaz, A. P. Rouillard, A plasma β transition within a propagating flux rope, Astrophys. J., 779, 142, 2013.
  26. Shiokawa, K., Y. Miyoshi, P. C. Brandt, D. S. Evans, H. U. Frey, J. Goldstein, and K. Yumoto, Ground and satellite observations of low-latitude red auroras at the initial phase of magnetic storms, J. Geophys. Res., 118, 256, doi:10.1029/2012JA018001, 2013.
  27. Shiokawa, K., M. Mori, Y. Otsuka, S. Oyama, S. Nozawa, S. Suzuki, and M. Connors, Observation of nighttime medium-scale travelling ionospheric disturbances by two 630-nm airglow imagers near the auroral zone, J. Atmos. Solar-Terr. Phys., in press, 2013.
  28. Suzuki, T. K., S. Imada, R. Kataoka, Y. Kato, T. Matsumoto, H. Miyahara, and S. Tsuneta, Saturation of stellar winds from young suns, Publ. Astron. Soc. Japan, 65, 98, 2013.
  29. Tanaka, Y., A. Shibori, Y. Umemura, T. Hori, S. Abe, Y. Koyama, H. Hayashi, S. Ueno, Y. Sato, A. Yatagai, Y. Ogawa, Y. Miyoshi, K. Seki, Y. Miyashita, and T. Segawa, Current status and future development of IUGONET data analysis software, JAXA Research and Development Report, XA-RR-12-006, 63-70, 2013.
  30. Toriumi, S., Y. Iida, Y. Bamba, K. Kusano, S. Imada, and S. Inoue, Magnetic systems triggering the M6.6-class solar flare in NOAA active region 11158, Astrophys. J., 773, 128, 2013.
  31. Watanabe, D., and N. Nishitani, Study of ionospheric disturbances during solar flare events with the SuperDARN Hokkaido Radar, Adv. Polar Sci., 24, 12-18, 2013.
  32. Watanabe, K., T. Shimizu, S. Masuda, K. Ichimoto, and M. Ohno, Emission height and temperature distribution of white-Light emission observed by Hinode/SOT from a 2012 January 27 solar flare, ApJ, 776, 123, 2013.
  33. Yamamoto, T. T., and Y. Miyoshi, 0.5-4 Å X-ray brightenings in the magnetosphere observed by the geostationary operational environmental satellites, ApJ, 775(121), doi:10.1088/0004-637X/775/2/121, 2013.
  34. Yoshikawa, A., O. Amm, H. Vanhamaki, A. Nakamizo, and R. Fujii, Theory of Cowling channel formation by reflection of shear Alfven waves from the auroral ionosphere, J. Geophys. Res., 118, 6416-6425, doi:10.1002/jgra.50514, 2013.

2012

  1. Ezoe, Y., R. Fujimoto, N. Y. Yamazaki, K. Mitsuda, T. Ohashi, K. Ishikawa, S. Oishi, Y. Miyoshi, N. Terada, Y. Futaana, S. F. Porter, and G. Brown, Suzaku observations of charge exchange emission from solar system objects, Astron. Nachr. 333, 4, 319-312, 2012.
  2. Fujii, R., O. Amm, H. Vanhamäki, A. Yoshikawa, and A. Ieda, An application of the finite length Cowling channel model to auroral arcs with longitudinal variations, J. Geophys. Res., 117, A11217, doi:10.1029/2012JA017953, 2012.
  3. Hayashi, H., Y. Koyama, T. Hori, Y. Tanaka, A. Shinbori, M. Kagitani, S. Abe, T. Kouno, D. Yoshida, S. UeNo, N. Kaneda, M. Yoneda, H. Tadokoro, and T. Motoba, Inter-university Upper atmosphere Global Observation NETwork (IUGONET) project, JAXA Research and Development Report, JAXA-RR-11-007, 113-120, 2012.
  4. Hori, T., A. Shinbori, N. Nishitani, T. Kikuchi, S. Fujita, T. Nagatsuma, O. Troshichev, K. Yumoto, A. Moiseyev, and K. Seki, Evolution of negative SI-induced ionospheric flows observed by SuperDARN King Salmon HF radar, J. Geophys. Res., 117, A12223, doi:10.1029/2012JA018093, 2012.
  5. Inoue, S., D. Shiota, T. T. Yamamoto, V. S. Pandey, T. Magara, G. Choe, Buildup and release of magnetic twist during the X3.4 solar flare of 2006 December 13, Astrophys. J., 760, 17, 2012.
  6. Iwai, K., H. Misawa, F. Tsuchiya, A. Morioka, S. Masuda, and Y. Miyoshi, Survey of accelerated particles in a solar active region using Hinode/XRT and ground-based type-I radio burst observations, ASP Conference Series, 454, 249, San Francisco, Astronomical Society of the Pacific, 2012.
  7. Iwai, K., Y. Miyoshi, S. Masuda, M. Shimojo, D. Shiota, S. Inoue, F. Tsuchiya, A. Morioka, and H. Misawa, Solar radio type-I noise storm modulated by coronal mass ejections, Astrophys. J., 744, 167-175, 2012.
  8. Kataoka, R., Y. Miyoshi, D. Hampton, T. Ishii, and H. Kozako, Pulsating aurora beyond the ultra-low-frequency range, J. Geophys. Res., 117, A08336, doi:10.1029/2012JA017987, 2012.
  9. Keika, K., M. Spasojevic, W. Li, J. Bortnik, Y. Miyoshi, and V. Angelopoulos, PENGUIn/AGO and THEMIS conjugate observations of whistler mode chorus waves in the dayside uniform zone under steady solar wind and quiet geomagnetic conditions, J. Geophys. Res., 117, A07212, doi:10.1029/2012JA017708, 2012.
  10. Kitamura, N., K. Seki, Y. Nishimura, N. Terada, T. Ono, T. Hori, and R. J. Strangeway, Photoelectron flows in the polar wind during geomagnetically quiet periods, J. Geophys. Res., 117, A07214, doi:10.1029/2011JA017459, 2012.
  11. Kitamura, N., Y. Nishimura, M. O. Chandler, T. E. Moore, N. Terada, T. Ono, A. Shinbori, and A. Kumamoto, Storm-time electron density enhancement in the cleft ion fountain, J. Geophys. Res., 117, A11212, doi:10.1029/2012JA017900, 2012.
  12. Kusano, K., Y. Bamba, T. T. Yamamoto, Y. Iida, S. Toriumi and A. Asai, Magnetic field structures triggering solar flares and coronal mass ejections, Astrophy. J., 760 , 31, 2012.
  13. Lyons, L. R., Y. Nishimura, X. Xing, A. Runov, V. Angelopoulos, E. Donovan, and T. Kikuchi, Coupling of dipolarization front flow bursts to substorm expansion phase phenomena within the magnetosphere and ionosphere, J. Geophys. Res., 117, A02212, doi:10.1029/2011JA017265, 2012.
  14. Matsui, Y., Yokoyama, T., Kitagawa, N., and Imada, S., Multi-wavelength spectroscopic observation of extreme-ultraviolet jet in AR 10960, Astrophy. J., 759, 15, 2012.
  15. Miyashita, Y., S. Machida, M. Nosé, K. Liou, Y. Saito, and W. R. Paterson, A statistical study of energy release and transport midway between the magnetic reconnection and initial dipolarization regions in the near-Earth magnetotail associated with substorm expansion onsets, J. Geophys. Res., 117, A11214, doi:10.1029/2012JA017925, 2012.
  16. Miyoshi, Y., T. Ono, T. Takashima, K. Asamura, M. Hirahara, Y. Kasaba, A. Matsuoka, H. Kojima, K. Shiokawa, K. Seki, M. Fujimoto, T. Nagatsuma, C. Z. Cheng, Y. Kazama, S. Kasahara, T. Mitani, H. Matsumoto, N. Higashio, A. Kumamoto, S. Yagitani, Y. Kasahara, K. Ishisaka, L. Blomberg, A. Fujimoto, Y. Katoh, Y. Ebihara, Y. Omura, M. Nose, T. Hori, Y. Miyashita, Y. Tanaka, T. Segawa, and ERG Working Group, The Energization and Radiation in Geospace (ERG) project, in Dynamics of the Earth's Radiation Belts and Inner Magnetosphere, Geophysical Monograph Series, vol. 199, edited by D. Summers, I. R. Mann, D. N. Baker, and M. Schulz, pp.103-116, doi:10.1029/2012BK001304, AGU, Washington, D. C., 2012.
  17. Morioka, A., and Y. Miyoshi, Two-step acceleration of auroral particles at substorm onset as derived from auroral kilometric radiation spectra, in Auroral Phenomenology and Magnetospheric Processes: Earth and other Planets, AGU Geophysical Monograph 197, edited by A. Keiling et al., Amer. Geophys. Union, Washington, D.C., 279-286, 2012.
  18. Morioka, A., Y. Miyoshi, N. Kitamura, H. Misawa, F. Tsuchiya, J. D. Menietti, and F. Honary, Fundamental characteristics of field-aligned auroral acceleration derived from AKR spectra, J. Geophys. Res., 117, A02213, doi:10.1029/2011JA017137, 2012.
  19. Nakajima, A., K. Shiokawa, K. Sakaguchi, Y. Miyoshi, S. Lee, V. Angelopoulos, O. Le Contel, J. P. McFadden, J. W. Bonnell, K.-H. Fornacon, and E. Donovan, Electron and wave characteristics observed by the THEMIS satellites near the magnetic equator during a pulsating aurora, J. Geophys. Res., 117, A03219, doi:10.1029/2011JA017066, 2012.
  20. Nakamizo, A., Y. Hiraki, Y. Ebihara, T. Kikuchi, K. Seki, T. Hori, A. Ieda, Y. Miyoshi, Y. Tsuji, Y. Nishimura, and A. Shinbori, Effect of R2-FAC development on the ionospheric electric field pattern deduced by a global ionospheric potential solver, J. Geophys. Res., 117, A09231, doi:10.1029/2012JA017669, 2012.
  21. Nishimura, Y., L. R. Lyons, T. Kikuchi, V. Angelopoulos, E. F. Donovan, S. B. Mende, and H. Lühr, Relation of substorm pre-onset arc to large-scale field-aligned current distribution, Geophys. Res. Lett., 39, L22101, doi:10.1029/2012GL053761, 2012.
  22. Nishimura, Y., L. R. Lyons, T. Kikuchi, V. Angelopoulos, E. Donovan, S. Mende, P. J. Chi, and T. Nagatsuma, Formation of substorm Pi2: A coherent response to auroral streamers and currents, J. Geophys. Res., 117, A09218, doi:10.1029/2012JA017889, 2012.
  23. Nishiyama, T., T. Sakanoi, Y. Miyoshi, R. Kataoka, D. Hampton, Y. Katoh, K. Asamura, and S. Okano, Fine scale structures of pulsating auroras in the early recovery phase of substorm using ground-based EMCCD camera, J. Geophys. Res., 117, A10229, doi:10.1029/2012JA017921, 2012.
  24. Nitta, S., S. Imada, and T. T. Yamamoto, Clear detection of chromospheric evaporation upflows with high spatial/temporal resolution by Hinode XRT, Solar Phys., 276, 183-197, 2012.
  25. Ogawa, Y., S. Nozawa, I. Häggström, S. Oyama, T. Motoba, T. Tsuda, A. Saito, Y. Miyashita, Y. Tanaka, T. Hori, G. Ueno, H. Miyaoka, and R. Fujii, Large-scale data processing and visualization of the European incoherent scatter (EISCAT) radar system, JAXA Research and Development Report, JAXA-RR-11-007, 83-89, 2012.
  26. Ohya, H., F. Tsuchiya, H. Nakata, K. Shiokawa, Y. Miyoshi, K. Yamashita, and Y. Takahashi, Reflection height of daytime tweek atmospherics during the solar eclipse of 22 July 2009, J. Geophys. Res., 117, A11310, doi:10.1029/2012JA018151, 2012.
  27. Ozaki, M., S. Yagitani, K. Ishizaka, K. Shiokawa, Y. Miyoshi, A. Kadokura, H. Yamagishi, R. Kataoka, A. Ieda, Y. Ebihara, N. Sato, and I. Nagano, Observed correlation between pulsating aurora and chorus waves at Syowa Station in Antarctica: A case study, J. Geophys. Res., 117, A08211, doi:10.1029/2011JA017478, 2012.
  28. Saito, S., Y. Miyoshi, and K. Seki, Relativistic electron microbursts associated with whistler chorus rising tone elements: GEMSIS-RBW simulations, J. Geophys. Res., 117, A10206, doi:10.1029/2012JA018020, 2012.
  29. Sakaguchi, K., Y. Miyoshi, E. Spanswick, E. Donovan, I. R. Mann, V. Jordanova, K. Shiokawa, M. Connors, and J. C. Green, Visualization of ion cyclotron wave and particle interactions in the inner magnetosphere via THEMIS-ASI observations, J. Geophys. Res., 117, A10204, doi:10.1029/2012JA018180, 2012.
  30. Sakanoi, T., Y. Obuchi, Y. Ebihara, Y. Miyoshi, K. Asamura, A. Yamazaki, Y. Kasaba, M. Hirahara, T. Nishiyama, and S. Okano, Fine-scale characteristics of black aurora and its generation process, in Auroral Phenomenology and Magnetospheric Processes: Earth and other Planets, AGU Geophysical Monograph 197, edited by A. Keiling et al., Amer. Geophys. Union, Washington, D. C., 271-278, 2012.
  31. Savani, N. P., D. Shiota, K. Kusano, A. Vourlidas, and N. Lugaz, A study of the heliocentric dependence of shock standoff distance and geometry using 2.5d magnetohydrodynamic simulations of coronal mass ejection driven shocks, Astrophys. J., 759, 103, 2012.
  32. Savani, N. P., J. A. Davies, C. J. Davis, D. Shiota, A. P. Rouillard, M. J. Owens, K. Kusano, V. Bothmer, S. P. Bamford, C. J. Lintott, and A. Smith, Observational tracking of the 2D structure of coronal mass ejections between the sun and 1 AU, Solar Physics, 279, 2, 517-535, 2012.
  33. Sergeev, V. A., I. A. Chernyaev, S. V. Dubyagin, Y. Miyashita, V. Angelopoulos, P. D. Boakes, R. Nakamura, and M. G. Henderson, Energetic particle injections to geostationary orbit: Relationship to flow bursts and magnetospheric state, J. Geophys. Res., 117, A10207, doi:10.1029/2012JA017773, 2012.
  34. Shinbori, A., Y. Tsuji, T. Kikuchi, T. Araki, A. Ikeda, T. Uozumi, D. Baishev, B. M. Shevtsov, T. Nagatsuma, and K. Yumoto, Magnetic local time and latitude dependence of amplitude of the main impulse (MI) of geomagnetic sudden commencements and its seasonal variation, J. Geophys. Res., 117, A08322, doi:10.1029/2012JA018006, 2012.
  35. Tanaka, Y., A. Shinbori, M. Kagitani, T. Hori, S. Abe, Y. Koyama, H. Hayashi, D. Yoshida, T. Kono, S. UeNo, N. Kaneda, M. Yoneda, H. Tadokoro, T. Motoba, Y. Miyoshi, K. Seki, Y. Miyashita, T. Segawa, and Y. Ogawa, Development of IUGONET data analysis software, JAXA Research and Development Report, JAXA-RR-11-007, 91-98, 2012.
  36. Tsuji, Y., A. Shinbori, T. Kikuchi, and T. Nagatsuma, Magnetic latitude and local time distributions of ionospheric currents during a geomagnetic storm, J. Geophys. Res., 117, A07318, doi:10.1029/2012JA017566, 2012.
  37. Turner, D. L. S. K. Morley, Y. Miyoshi, B. Ni, and C.-L. Huang, Outer radiation belt flux dropouts: Current understanding and unresolved questions, in Dynamics of the Earth's Radiation Belts and Inner Magnetosphere, Geophys. Monogr. Ser., vol 199, edited by D.Summers, I.R. Mann, D.N.Baker,and M.Schulz, pp.195-212, AGU, Washington, D.C., 2012.
  38. Umeda, T., S. Matsukiyo, T. Amano, and Y. Miyoshi, A numerical electromagnetic linear dispersion relation for Maxwellian ring-beam velocity distributions, Phys. Plasmas, 19, 072107, 2012.
  39. Veenadhari, B., R. Selvakumaran, R. Singh, A. K. Maurya, N. Gopalswamy, S. Kumar, and T. Kikuchi, Coronal mass ejection-driven shocks and the associated sudden commencements/sudden impulses, J. Geophys. Res., 117, A04210, doi:10.1029/2011JA017216, 2012.
  40. Watanabe, K., S. Masuda, and T. Segawa, Hinode flare catalogue, Solar Phys., 279, 317-322, 2012.
  41. Welsch, B. T., K. Kusano, T. T. Yamamoto, and K. Muglach, Decorrelation times of photospheric fields and flows, Astrophys. J., 747, 130, 2012.
  42. Yamamoto, T. T., The area asymmetry in bipolar magnetic fields, A&A, 539, A13, 10.1051/0004-6361/201014951, 2012.
  43. Yamamoto, T. T., and K. Kusano, Preprocessing magnetic fields with chromospheric longitudinal fields, Astrophys. J., 752, 126, 2012.

2011

  1. Amano, T., K. Seki, Y. Miyoshi, T. Umeda, Y. Matsumoto, Y. Ebihara, and S. Saito, Self-consistent kinetic numerical simulation model for ring current particles in the Earth's inner magnetosphere, J. Geophys. Res., 116, A02216, doi:10.1029/2010JA015682, 2011.
  2. Amm, O., R. Fujii, K. Kauristie, A. Aikio, A. Yoshikawa, A. Ieda, and H. Vanhamäki, A statistical investigation of the Cowling channel efficiency in the auroral zone, J. Geophys. Res., 116, A02304, doi:10.1029/2010JA015988, 2011.
  3. Balan, N., M. Yamamoto, V. Sreeja, I. S. Batista, K. J. W. Lynn, M. A. Abdu, S. Ravindran, T. Kikuchi, Y. Otsuka, K. Shiokawa, and S. Alex, A statistical study of the response of the dayside equatorial F2 layer to the main phase of intense geomagnetic storms as an indicator of penetration electric field, J. Geophys. Res., 116, A03323, doi:10.1029/2010JA016001, 2011.
  4. Chaston, C. C., K. Seki, T. Sakanoi, K. Asamura, and M. Hirahara, Evidence for a multi-scale aurora, in The Dynamic Magnetosphere, IAGA Special Sopron Book Series 3, edited by W. Liu, and M. Fujimoto, Springer, Netherlands, 271-280, 2011.
  5. Chaston, C. C., K. Seki, T. Sakanoi, K. Asamura, M. Hirahara, and C. W. Carlson, Cross-scale coupling in the auroral acceleration region, Geophys. Res. Lett., 38, L20101, doi:10.1029/2011GL049185, 2011.
  6. Ebihara, Y., and Y. Miyoshi, Dynamic inner magnetosphere: A tutorial and recent advances, in The Dynamic Magnetosphere, IAGA Special Sopron Book Series, 3, edited by W. Liu, and M. Fujimoto, Springer, Netherlands, 145-187, 2011.
  7. Ezoe, Y., K. Ishikawa, T. Ohashi, N. Y. Yamasaki, K. Mitsuda, R. Fujimoto, Y. Miyoshi, N. Terada, Y. Uchiyama, and Y. Futaana, Solar system planets observed with Suzaku, Adv. Space Res., 47, 411-418, 2011.
  8. Fujii, R., O. Amm, A. Yoshikawa, A. Ieda, and H. Vanhamäki, Reformulation and energy flow of the Cowling channel, J. Geophys. Res., 116, A02305, doi:10.1029/2010JA015989, 2011.
  9. Hashimoto, K. K., T. Kikuchi, S. Watari, and M. A. Abdu, Polar-equatorial ionospheric currents driven by the region 2 field-aligned currents at the onset of substorms, J. Geophys. Res., 116, A09217, doi:10.1029/2011JA016442, 2011.
  10. Inoue, S., K. Kusano, T. Magara, D. Shiota, and T. T. Yamamoto, Twist and connectivity of magnetic field lines in the solar active region NOAA 10930, Astrophys. J., 738, 161-166, 2011.
  11. Kataoka, R., Y. Miyoshi, T. Sakanoi, A. Yaegashi, K. Shiokawa, and Y. Ebihara, Turbulent microstructures, and formation of folds in auroral breakup arc, J. Geophys. Res., 116, A00K02, doi:10.1029/2010JA016334, 2011.
  12. Kataoka, R., Y. Miyoshi, T. Sakanoi, A. Yaegashi, Y. Ebihara, and K. Shiokawa, Ground-based multispectral high-speed imaging of flickering aurora, Geophys. Res. Lett., 38, L14106, doi:10.1029/2011GL048317, 2011.
  13. Kikuchi, T., K. K. Hashimoto, A. Shinbori, Y. Tsuji, and S. Watari, Penetration of magnetospheric electric fields to the low latitude ionosphere during storm/substorms, in Aeronomy of the Earth's Atmosphere and Ionosphere, IAGA Special Sopron Book Series 2, edited by, M.A. Abdu, D. Pancheva, and A. Bhattacharyya, Springer-Verlag, Heidelberg, Germany, 443-453, 2011.
  14. Kitanoya, Y., T. Abe, A. W. Yau, T. Hori, and N. Nishitani, Localized electron density enhancements in the high-altitude polar ionosphere and their relationships with storm-enhanced density (SED) plumes and polar tongues of ionization (TOI), Ann. Geophysicae, 29, 367-375, 2011.
  15. Krucker, S., S. Christe, L. Glesener, S.-N. Ishikawa, S. McBride, D. Glaser, P. Turin, R. P. Lin, M. Gubarev, B. Ramsey, S. Saito, Y. Tanaka, T. Takahashi, S. Watanabe, T. Tanaka, H. Tajima, and S. Masuda, The focusing optics X-ray solar imager (FOXSI), Proc. SPIE, 8147, 814705, 2011.
  16. Kurita, S., Y. Miyoshi, F. Tsuchiya, Y. Nishimura, T. Hori, Y. Miyashita, T. Takada, A. Morioka, V. Angelopoulos, J. P. McFadden, H. U. Auster, J. M. Albert, V. Jordanova, and H. Misawa, Transport and loss of the inner plasma sheet electrons: THEMIS observations, J. Geophys. Res., 116, A03201, doi:10.1029/2010JA015975, 2011.
  17. Lee, S., K. Shiokawa, J. P. McFadden, and Y. Nishimura, A statistical study of plasma sheet electrons carrying auroral upward field-aligned currents measured by THEMIS, J. Geophys. Res., 116, A12202, doi:10.1029/2011JA016954, 2011.
  18. Matsumura, C., Y. Miyoshi, K. Seki, S. Saito, V. Angelopoulos, and J. Koller, Outer radiation belt boundary location relative to the magnetopause: Implications for magnetopause shadowing, J. Geophys. Res., 116, A06212, doi:10.1029/2011JA016575, 2011.
  19. Minoshima, T., Y. Matsumoto, and T. Amano, Multi-moment advection scheme for Vlasov simulations, J. of Comput. Phys., 230, 6800-6823, 2011.
  20. Minoshima, T., S. Masuda, Y. Miyoshi, and K. Kusano, Coronal electron distribution in solar flares: drift-kinetic model, Astrophys. J., 732, 111-117, 2011.
  21. Miyashita, Y., S. Machida, and A. Ieda, A statistical study of pressure changes in the near-Earth magnetotail associated with substorm expansion onsets, in The Dynamic Magnetosphere, IAGA Special Sopron Book Series 3, edited by W. Liu and M. Fujimoto, Springer, Netherlands, 125-132, 2011.
  22. Miyashita, Y., I. Shinohara, M. Fujimoto, H. Hasegawa, K. Hosokawa, T. Takada, and T. Hori, A powerful tool for browsing quick-look data in solar-terrestrial physics: “Conjunction event finder”, Earth Planets Space, 63, e1-e4, 2011.
  23. Miyashita, Y., Y. Kamide, K. Liou, C.-C. Wu, A. Ieda, N. Nishitani, S. Machida, Y. Saito, and T. Mukai, Successive substorm expansions during a period of prolonged northward interplanetary magnetic field, J. Geophys. Res., 116, A09221, doi:10.1029/2011JA016719, 2011.
  24. Miyoshi, T., and K. Kusano, A comparative study of divergence-cleaning techniques for multi-dimensional MHD schemes, Plasma Fusion Res., 6, 2401124, 2011.
  25. Miyoshi, Y., and R. Kataoka, Solar cycle variations of outer radiation belt and its relationship to solar wind structure dependences, J. Atm. Solar-Terr. Phys., 73, 77-87, 2011.
  26. Morioka, A., Y. Miyoshi, F. Tsuchiya, H. Misawa, Y. Kasaba, T. Asozu, S. Okano, A. Kadokura, N. Sato, H. Miyaoka, K. Yumoto, G. K. Parks, F. Honary, J. G. Trotignon, P. M. E. Décréau, and B. W. Reinisch, On the simultaneity of substorm onset between two hemispheres, J. Geophys. Res., 116, A04211, doi:10.1029/2010JA016174, 2011.
  27. Nishimura, Y., L. R. Lyons, S. Zou, V. Angelopoulos, and S. Mende, Categorization of the time sequence of events leading to substorm onset based on THEMIS all-sky imager observations, in The Dynamic Magnetosphere, IAGA Special Sopron Book Series 3, edited by W. Liu and M. Fujimoto, Springer, Netherlands, 133-142, 2011.
  28. Nishitani, N., T. Ogawa, Y. Otsuka, K. Hosokawa, and T. Hori, Propagation of large amplitude ionospheric disturbances with velocity dispersion observed by the SuperDARN Hokkaido radar after the 2011 off the Pacific coast of Tohoku Earthquake, Earth Planets Space, 63, 891-896, 2011.
  29. Nishiyama, T., T. Sakanoi, Y. Miyoshi, Y. Katoh, K. Asamura, S. Okano, and M. Hirahara, The source region and its characteristic of pulsating aurora based on the Reimei observations, J. Geophys. Res., 116, A03226, doi:10.1029/2010JA015507, 2011.
  30. Obuchi, Y., T. Sakanoi, K. Asamura, A. Yamazaki, Y. Kasaba, M. Hirahara, Y. Ebihara, and S. Okano, Fine-scale dynamics of black auroras obtained from simultaneous imaging and particle observations with the Reimei satellite, J. Geophys. Res., 116, A00K07, doi:10.1029/2010JA016321, 2011.
  31. Ogasawara, K., Y. Kasaba, Y. Nishimura, T. Hori, T. Takada, Y. Miyashita, V. Angelopoulos, S. B. Mende, and J. Bonnell, Azimuthal auroral expansion associated with fast flows in the near-Earth plasma sheet: Coordinated observations of the THEMIS all-sky imagers and multiple spacecraft, J. Geophys. Res., 116, A06209, doi:10.1029/2010JA016032, 2011.
  32. Ohya, H., K. Shiokawa, and Y. Miyoshi, Long-term variations in the tweek reflection height in the D-and lower E-region ionosphere, J. Geophys. Res., 116, A10322, doi:10.1029/2011JA016800, 2011.
  33. Oka, M., T.-D. Phan, J. P. Eastwood, V. Angelopoulos, N. A. Murphy, M. Øieroset, Y. Miyashita, M. Fujimoto, J. McFadden, and D. Larson, Magnetic reconnection X-line retreat associated with dipolarization of the Earth's magnetosphere, Geophys. Res. Lett., 38, L20105, doi:10.1029/2011GL049350, 2011.
  34. Sahai, Y., P. R. Fagundes, R. de Jesus, A. J. de Abreu, G. Crowley, T. Kikuchi, C.-S. Huang, V. G. Pillat, F. L. Guarnieri, J. R. Abalde1, and J. A. Bittencourt, Studies of ionospheric F-region response in the Latin American sector during the geomagnetic storm of 21-22 January 2005, Ann. Geophysicae, 29, 919-929, 2011.
  35. Saito, S., and T. Umeda, Suppression of reflected electrons by kinetic Alfven turbulence in a quasi-perpendicular shock: Particle-in-cell simulations, Astrophys. J., 736, 35, 2011.
  36. Sakaguchi, K., K. Shiokawa, E. Donovan, A. Nakajima, Y. Hiraki, T. Trondsen, and F. Plaschke, Periodic black auroral patches at the dawnside dipolarization front during a substorm, J. Geophys. Res., 116, A00I18, doi:10.1029/2010JA015957, 2011.
  37. Savani, N. P., M. J. Owens, A. P. Rouillard, R. J. Forsyth, K. Kusano, D. Shiota, and R. Kataoka, Evolution of coronal mass ejection morphology with increasing heliocentric distance: 1. Geometrical analysis, Astrophys. J., 731, 109, 2011.
  38. Savani, N. P., M. J. Owens, A. P. Rouillard, R. J. Forsyth, K. Kusano, D. Shiota, R. Kataoka, L. Jian, and V. Bothmer, Evolution of coronal mass ejection morphology with increasing heliocentric distance: 2. In situ observations, Astrophys. J., 732, 117, 2011.
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  40. Umeda, T., T. Kimura, K. Togano, K. Fukazawa, Y. Matsumoto, T. Miyoshi, N. Terada, T. K. M. Nakamura, and T. Ogino, Vlasov simulation of the interaction between the solar wind and a dielectric body, Phys. Plasmas, 18, 012908, 2011.
  41. Yaegashi, A., T. Sakanoi, R. Kataoka, K. Asamura, Y. Miyoshi, M. Sato, and S. Okano, Spatial-temporal characteristics of flickering aurora as seen by high-speed EMCCD imaging observations, J. Geophys. Res., 116, A00K04, doi:10.1029/2010JA016333, 2011.
  42. Yamamoto, T. T., Helicity injection fluxes of twist and writhe, Publ. Astron. Soc. Japan, 63, 279-285, 2011.
  43. Yoshikawa, A., A. Nakamizo, O. Amm, H. Vanhamäki, R. Fujii, Y.-M. Tanaka, T. Uozumi, K. Yumoto, and S. Ohtani, Self-consistent formulation for the evolution of ionospheric conductances at the ionospheric E region within the M-I coupling scheme, J. Geophys. Res., 116, A09223, doi:10.1029/2011JA016449, 2011.

2010

  1. Asano, Y., I. Shinohara, A. Retinò, P. W. Daly, E. A. Kronberg, T. Takada, R. Nakamura, Y. V. Khotyaintsev, A. Vaivads, T. Nagai, W. Baumjohann, A. N. Fazakerley, C. J. Owen, Y. Miyashita, E. A. Lucek, and H. Rème, Electron acceleration signatures in the magnetotail associated with substorms, J. Geophys. Res., 115, A05215, doi:10.1029/2009JA014587, 2010.
  2. Balan, N., K. Shiokawa, Y. Otsuka, T. Kikuchi, D. Vijaya Lekshmi, S. Kawamura, M. Yamamoto, and G. J. Bailey, A physical mechanism of positive ionospheric storms at low and mid latitudes, J. Geophys. Res., 115, A02304, doi:10.1029/2009JA014515, 2010.
  3. Chakrabarty, D., R. Sekar, J. H. Sastri, B. M. Pathan, G. D. Reeves, K. Yumoto, and T. Kikuchi, Evidence for OI 630.0 nm dayglow variations over low latitudes during onset of a substorm, J. Geophys. Res., 115, A10316, doi:10.1029/2010JA015643, 2010.
  4. Chaston, C. C., and K. Seki, Small-scale auroral current sheet structuring, J. Geophys. Res., 115, A11221, doi:10.1029/2010JA015536, 2010.
  5. Chaston, C. C., K. Seki, T. Sakanoi, K. Asamura, and M. Hirahara, Motion of aurorae, Geophys. Res. Lett., 37, L08104, doi:10.1029/2009GL0421172010, 2010.
  6. Ebihara, Y., R. Kataoka, A. T. Weatherwax, and M. Yamauchi, Dayside proton aurora associated with magnetic impulse events: South Pole observations, J. Geophys. Res., 115, A04301, doi:10.1029/2009JA014760, 2010.
  7. Endo, A., T. Minoshima, K. Morigami, M. Suzuki, A. Shimamori, Y. Sato, Y. Terada, M. Tashiro S., Y. Urata, E. Sonoda, K. Yamaoka, S. Sugita, and K. Watanabe, A catalog of Suzaku/WAM hard X-Ray solar flares, Pub. Astron. Soc. Japan, 62, 1341-1349, 2010.
  8. Ezoe, Y., K. Ebisawa, N. Y. Yamasaki, K. Mitsuda, H. Yoshitake, N. Terada, Y. Miyoshi, and R. Fujimoto, Time variability of the geocoronal solar wind charge exchange in the direction of the celestial equator, Pub. Astron. Soc. Japan, 62, 981-986, 2010.
  9. Fujita, S., T. Kikuchi, and T. Tanaka, State transition of the magnetosphere-ionosphere compound system due to a northward turn of the interplanetary magnetic field revealed from a global magnetohydrodynamic simulation and formation of the overshielding potential, J. Geophys. Res., 115, A11210, doi:10.1029/2010JA015550, 2010.
  10. Fukazawa, K., T. Umeda, T. Miyoshi, N. Terada, Y. Matsumoto, and T. Ogino, Performance measurement of magneto-hydro-dynamic code for space plasma on the various scalar type supercomputer systems, IEEE Trans. Plasma Sci., 38, 2254-2259, 2010.
  11. Gary, S. P., S. Saito, and Y. Narita, Whistler turbulence wavevector anisotropies: Particle-in-cell simulations, Astrophys. J., 716, 1332-1335, 2010.
  12. Hiraki, Y., The phase transition theory of sprite halo, J. Geophys. Res., 115, A00E20, doi:10.1029/2009 JA014384, 2010.
  13. Hiraki, Y., V. Krishan, and S. Masuda, Magnetic Transport on the solar atmosphere by laminar and turbulent ambipolar diffusion, Astrophys. J., 720, 1311-1317, 2010.
  14. Jordanova, V. K., R. M. Thorne, W. Li, and Y. Miyoshi, Excitation of whistler-mode chorus from global ring current simulations, J. Geophys. Res., 115, A00F10, doi:10.1029/2009JA014810, 2010.
  15. Kataoka, R., and Y. Miyoshi, Why are relativistic electrons persistently quiet at geosynchronous orbit in 2009?, Space Weather, 8, S08002, doi:10.1029/2010SW000571, 2010.
  16. Kikuchi, T., Y. Ebihara, K. K. Hashimoto, R. Kataoka, T. Hori, S. Watari, and N. Nishitani, Penetration of the convection and overshielding electric fields to the equatorial ionosphere during a quasi-periodic DP2 geomagnetic fluctuation event, J. Geophys. Res., 115, A05209, doi:10.1029/2008JA013948, 2010.
  17. Kitamura, N., Y. Nishimura, T. Ono, A. Kumamoto, A. Shinbori, M. Iizima, A. Matsuoka, and M. R. Hairston, Temporal variations and spatial extent of the electron density enhancements in the polar magnetosphere during geomagnetic storms, J. Geophys. Res., 115, A00J02, doi:10.1029/2009JA014499, 2010.
  18. Kitamura, N., Y. Nishimura, T. Ono, Y. Ebihara, N. Terada, A. Shinbori, A. Kumamoto, T. Abe, M. Yamada, S. Watanabe, A. Matsuoka, and A. W. Yau, Observations of very-low-energy (<10 eV) ion outflows dominated by O+ions in the region of enhanced electron density in the polar cap magnetosphere during geomagnetic storms, J. Geophys. Res., 115, A00J06, doi:10.1029/2010JA015601, 2010.
  19. Lyons, L. R., Y. Nishimura, Y. Shi, S. Zou, H. Kim, V. Angelopoulos, C. Heinselman, M. Nicolls, and K. Fornacon, Substorm triggering by new plasma intrusion: Incoherent-scatter radar observations, J. Geophys. Res., 115, A07223, doi:10.1029/2009JA015168, 2010.
  20. Lyons, L. R., Y. Nishimura, X. Xing, V. Angelopoulos, S. Zou, D. Larson, J. McFadden, A. Runov, S. Mende, and K.-H. Fornacon, Enhanced transport across entire length of plasma sheet boundary leading to substorm onset, J. Geophys. Res., 115, A00I07, doi:10.1029/2009JA015831, 2010.
  21. Matsumoto, Y., and K. Seki, Formation of a broad plasma turbulent layer by forward and inverse energy cascades of the Kelvin-Helmholtz instability, J. Geophys. Res., 115, A10231, doi:10.1029/2009JA014637, 2010.
  22. Matsumoto, Y., N. Terada, T. Miyoshi, K. Fukazawa, T. Umeda, T. Ogino, and K. Seki, Comparative study of global MHD simulations of the terrestrial magnetosphere with different numerical schemes, IEEE Trans. Plasma Sci., 38, 2229-2235, 2010.
  23. Minoshima, T., S. Masuda, and Y. Miyoshi, Drift-kinetic modeling of particle acceleration and transport in solar flares, Astrophys. J., 714, 332-342, 2010.
  24. Miyashita, Y., Observations of magnetic reconnection in the magnetotail associated with substorms, Chin. J. Space Sci., 30, 312-320, 2010.
  25. Miyashita, Y., K. Keika, K. Liou, S. Machida, Y. Kamide, Y. Miyoshi, Y. Matsumoto, I. Shinohara, Y. Saito, and T. Mukai, Plasma sheet changes caused by sudden enhancements of the solar wind pressure, J. Geophys. Res., 115, A05214, doi:10.1029/2009JA014617, 2010.
  26. Miyashita, Y., S. Machida, A. Ieda, D. Nagata, Y. Kamide, M. Nosé, K. Liou, T. Mukai, S. P. Christon, C. T. Russell, I. Shinohara, and Y. Saito, Pressure changes associated with substorm dipolarization in the near-Earth plasma sheet, J. Geophys. Res., 115, A12239, doi:10.1029/2010JA015608, 2010.
  27. Miyoshi, T., N. Terada, Y. Matsumoto, K. Fukazawa, T. Umeda, and K. Kusano, The HLLD approximate Riemann solver for magnetospheric simulation, IEEE Trans. Plasma Sci., 38, 2236-2242, 2010.
  28. Miyoshi, Y., Y. Katoh, T. Nishiyama, T. Sakanoi, K. Asamura, and M. Hirahara, Time of flight analysis of pulsating aurora electrons, considering wave-particle interactions with propagating whistler mode waves, J. Geophys. Res., 115, A10312, doi:10.1029/2009JA015127, 2010.
  29. Miyoshi, Y., K. Seki, K. Shiokawa, T. Ono, Y. Kasaba, A. Kumamoto, M. Hirahara, T. Takashima, K. Asamura, A. Matsuoka, T. Nagatsuma, and ERG Working Group, Geospace exploration mission: ERG project, Trans. Japan Soc. Aero. Space Sci., 8 (ists27), Tm_1-Tm_6, 2010.
  30. Morioka, A., Y. Miyoshi, Y. Miyashita, Y. Kasaba, H. Misawa, F. Tsuchiya, R. Kataoka, A. Kadokura, T. Mukai, K. Yumoto, D. J. Menietti, G. Parks, K. Liou, F. Honary, and E. Donovan, Two-step evolution of auroral acceleration at substorm onset, J. Geophys. Res., 115, A11213, doi:10.1029/2010JA015361, 2010.
  31. Nakajima, A., K. Shiokawa, K. Seki, R. Nakamura, K. Keika, W. Baumjohann, T. Takada, J. P. McFadden, C. W. Carlson, A. N. Fazakerley, H. Reme, I. Dandouras, R. J. Strangeway, O. Le Contel, N. Cornilleau-Wehrlin, and K. H. Yearby, Simultaneous FAST and Double Star-TC1 observations of broadband electrons during a storm-time substorm, J. Geophys. Res., 115, A07217, doi:10.1029/2009JA014907, 2010.
  32. Nishimura, Y., L. Lyons, S. Zou, V. Angelopoulos, and S. Mende, Substorm triggering by new plasma intrusion: THEMIS all-sky imager observations, J. Geophys. Res., 115, A07222, doi:10.1029/2009JA015166, 2010.
  33. Nishimura, Y., L. R. Lyons, S. Zou, V. Angelopoulos, and S. B. Mende, Reply to comment by Harald U. Frey on “Substorm triggering by new plasma intrusion: THEMIS all-sky imager observations”, J. Geophys. Res., 115, A12233, doi:10.1029/2010JA016182, 2010.
  34. Nishimura, Y., T. Kikuchi, A. Shinbori, J. Wygant, Y. Tsuji, T. Hori, T. Ono, S. Fujita, and T. Tanaka, Direct measurements of the Poynting flux associated with convection electric fields in the magnetosphere, J. Geophys. Res., 115, A12212, doi:10.1029/2010JA015491, 2010.
  35. Nishimura, Y., J. Bortnik, W. Li, R. M. Thorne, L. R. Lyons, V. Angelopoulos, S. B. Mende, J. Bonnell, O. Le Contel, C. Cully, R. Ergun, and U. Auster, Identifying the driver of pulsating aurora, Science, 330, 81-84, 2010.
  36. Nishimura, Y., L. R. Lyons, S. Zou, X. Xing, V. Angelopoulos, S. B. Mende, J. W. Bonnell, D. Larson, U. Auster, T. Hori, N. Nishitani, K. Hosokawa, G. Sofko, M. Nicolls, and C. Heinselman, Preonset time sequence of auroral substorms: Coordinated observations by all-sky imagers, satellites, and radars, J. Geophys. Res., 115, A00I08, doi:10.1029/2010JA015832, 2010.
  37. Saito, M. H., Y. Miyashita, M. Fujimoto, K. Liou, Y. Saito, and J. B. Sigwarth, Stepwise feature of aurora during substorm expansion compared with the near-Earth tail dipolarization: Possible types of substorm dynamics, J. Geophys. Res., 115, A02207, doi:10.1029/ 2009JA014572, 2010.
  38. Saito, S., S. P. Gary, and Y. Narita, Wavenumber spectrum of whistler turbulence: Particle-in-cell simulation, Phys. Plasmas, 17, 122316, 2010.
  39. Saito, S., Y. Miyoshi, and K. Seki, A split in the outer radiation belt by magnetopause shadowing: Test particle simulations, J. Geophys. Res., 115, A08210, doi:10.1029/2009JA014738, 2010.
  40. Shinbori, A., Y. Nishimura, Y. Tsuji, T. Kikuchi, T. Araki, A. Ikeda, T. Uozumi, R. E. S. Otadoy, H. Utada, J. Ishitsuka, N. B. Trivedi, S. L. G. Dutra, N. J. Schuch, S. Watari, T. Nagatsuma, and K. Yumoto, Anomalous occurrence feature of the preliminary impulse of geomagnetic sudden commencement (SC) in the South Atlantic Anomaly (SAA) region, J. Geophys. Res., 115, A08309, doi:10.1029/2009JA015035, 2010.
  41. Shiokawa, K., A. Nakajima, A. Ieda, K. Sakaguchi, R. Nomura, T. Aslaksen, M. Greffen, and E. Donovan, Rayleigh-Taylor type instability in auroral patches, J. Geophys. Res., 115, A02211, doi:10.1029/2009JA014273, 2010.
  42. Shiota, D., K. Kusano, T. Miyoshi, and K. Shibata, MHD modeling for formation process of coronal mass ejections: Interaction between ejecting flux rope and ambient field, Astrophys. J., 718, 1305-1314, 2010.
  43. Tanaka, T., A. Nakamizo, A. Yoshikawa, S. Fujita, H. Shinagawa, H. Shimazu, T. Kikuchi, and K. K. Hashimoto, Substorm convection and current system deduced from the global simulation, J. Geophys. Res., 115, A05220, doi:10.1029/2009JA014676, 2010.
  44. Umeda, T., J. Miwa, Y. Matsumoto, T. K. M. Nakamura, K. Togano, K. Fukazawa, and I. Shinohara, Full electromagnetic Vlasov code simulation of the Kelvin-Helmholtz instability, Phys. Plasmas, 17, 052311, 2010.
  45. Veenadhari, B., S. Alex, T. Kikuchi, A. Shinbori, R. Singh, and E. Chandrasekhar, Penetration of magnetospheric electric fields to the equator and their effects on low latitude ionosphere during intense geomagnetic storms, J. Geophys. Res., 115, A03305, doi:10.1029/2009JA014562, 2010.
  46. Watanabe, K., S. Krucker, T. Shimizu, S. Masuda, and K. Ichimoto, G-band and hard X-ray emissions of the 2006 December 14 flare observed by Hinode/SOT and RHESSI, Astrophys. J., 715, 651-655, 2010.
  47. Xing, X., L. Lyons, Y. Nishimura, V. Angelopoulos, D. Larson, C. Carlson, J. Bonnell, and U. Auster, Substorm onset by new plasma intrusion: THEMIS spacecraft observations, J. Geophys. Res., 115, A10246, doi:10.1029/2010JA015528, 2010.
  48. Yamamoto, T. T., and T. Sakurai, Thermal and magnetic parameters in solar flares derived from GOES X-ray light curves, Publ. Astron. Soc. Japan, 62, 755-767, 2010.
  49. Yamamoto, T. T., R. Kataoka, and S. Inoue, Helical lengths of magnetic clouds from the magnetic flux conservation, Astrophys. J., 710, 456-461, 2010.
  50. Yokoyama, M., and S. Masuda, Trans-equatorial loop system comes from coronal hole boundary through interactions between active region and coronal hole, Solar Phys., 263, 135-152, 2010.
  51. Yoshikawa, A., H. Nakata, A. Nakamizo, T. Uozumi, M. Itonaga, S. Fujita, K. Yumoto, and T. Tanaka, Alfvenic coupling algorithm for global and dynamical magnetosphere-ionosphere coupled system, J. Geophys. Res., 115, A04211, doi:10.1029/2009JA014924, 2010.
  52. Zou, S., M. B. Moldwin, L. R. Lyons, Y. Nishimura, M. Hirahara, T. Sakanoi, K. Asamura, M. J. Nicolls, Y. Miyashita, S. B. Mende, and C. J. Heinselman, Identification of substorm onset location and preonset sequence using Reimei, THEMIS GBO, PFISR, and Geotail, J. Geophys. Res., 115, A12309, doi:10.1029/2010JA015520, 2010.

2009

  1. Asamura, K., C. C. Chaston, Y. Itoh, M. Fujimoto, T. Sakanoi, Y. Ebihara, A. Yamazaki, M. Hirahara, K. Seki, Y. Kasaba, and M. Okada, Sheared flows and small-scale Alfven wave generation in the auroral acceleration region, Geophys. Res. Lett., 36, L05105, doi:10.1029/2008GL036803, 2009.
  2. Ebihara Y., N. Nishitani, T. Kikuchi, T. Ogawa, K. Hosokawa, M.-C. Fok, M. F. Thomsen, Dynamical property of storm time subauroral rapid flows as a manifestation of complex structures of the plasma pressure in the inner magnetosphere, J. Geophys. Res., 114, A01306, doi:10.1029/2008JA013614, 2009.
  3. Ebihara, Y., S. Kasahara, K. Seki, Y. Miyoshi, T. A. Fritz, J. Chen, M. Grande, and T. H. Zurbuchen (2009), Simultaneous entry of oxygen ions originating from the Sun and Earth into the inner magnetosphere during magnetic storms, J. Geophys. Res., 114, A05219, doi:10.1029/2009JA014120.
  4. Ebihara, Y., T. Sakanoi, K. Asamura, M. Hirahara, and A. Ieda, Optical and particle observations of type B red aurora, Geophys. Res. Lett., doi:10.1029/2009GL041037, 2009.
  5. Giang, T. T., M. Hamrin, M. Yamauchi, R. Lundin, H. Nilsson, Y. Ebihara, H. Reme, I. Dandouras, C. Vallat, M. B. Bavassano-Cattaneo, B. Klecker, A. Korth, L. M. Kistler, M. McCarthy, Outflowing protons and heavy ions as a source for the sub-keV ring current, Ann. Geophys., 27, 839-849, 2009.
  6. Kasahara, Y., Y. Miyoshi, Y. Omura, O. Verkhoglyadova, I. Nagano, I. Kimura, and B. Tsurutani, Simultaneous satellite observations of VLF chorus, hot and relativistic electrons in a magnetic storm "recovery phase", Geophys. Res. Lett., 36, L01106, doi:10.1029/2008GL036454, 2009. (Abstrct/Reprint)
  7. Kataoka, R., K. Hosokawa, N. Nishitani, and Y. Miyoshi, SuperDARN Hokkaido radar observation of westward flow enhancement in subauroral latitudes, Ann. Geophys., 27, 1695-1699, AG/2008310, 2009. (Abstrct/Reprint)
  8. Machida, S., Y. Miyashita, A. Ieda, M. Nose, D. Nagata, K. Liou, T. Obara, A. Nishida, Y. Saito, and T. Mukai, Statistical visualization of the Earth's magnetotail based on Geotail data and the implied substorm model, Ann. Geophys, 27(3), 1035-1046, 2009. (Abstrct/Reprint)
  9. Minoshima, T., S. Imada, T. Morimoto, T. Kawate, H. Koshiishi, M. Kubo, S. Inoue, H. Isobe, S. Masuda, S. Krucker, and T. Yokoyama, Multiwavelength Observation of Electron Acceleration in the 2006 December 13 Flare, Astrophys, J., 697, 843, 2009. (Abstrct/Reprint)
  10. Miyake, W., Y. Saito, M. Harada, M. Saito, H. Hasegawa, A. Ieda, S. Machida, T. Nagai, T. Nagatsuma, K. Seki, I. Shinohara, and T. Terasawa, Mercury Ion Analyzer (MIA) onboard Mercury Magnetospheric Orbiter: MMO, Adv. Space Res., 43, 1986-1992, 2009.
  11. Miyashita, Y., S. Machida, Y. Kamide, D. Nagata, K. Liou, M. Fujimoto, A. Ieda, M. H. Saito, C. T. Russell, S. P. Christon, M. Nose, H. U. Frey, I. Shinohara, T. Mukai, Y. Saito, and H. Hayakawa, A state-of-the-art picture of substorm-associated evolution of the near-Earth magnetotail obtained from superposed epoch analysis, J. Geophys. Res., 114, A01211, doi:10.1029/2008JA013225, 2009. (Abstrct/Reprint)
  12. Miyoshi, Y., and V. K. Jordanova, Numerical simulation of energetic electrons in the inner magnetosphere during the October 2001 storm, in Future perspectives of space plasma and particle instrumentation and international collaborations, edited by, M. Hirahara, I. Shinohara, Y. Miyoshi, N. Terada, and T. Mukai, AIP Press, 1144, 142-145, doi:10.1063/1.3169278, 2009. (Abstrct/Reprint)
  13. Morioka, A., Y. Miyoshi, F. Tsuchiya, H. Misawa, K. Yumoto, G. K. Parks, R. R. Anderson, J. D. Menietti, and F. Honary, Vertical evolution of auroral acceleration at substorm onset, Ann. Geophys., 27, 525-535, 2009. (Abstrct/Reprint)
  14. Motoba, T., A. kadokura, Y. Ebihara, H. Frey, A. T. Weatherwax, and N. Sato, Simultaneous ground-satellite optical observations of postnoon shock aurora in the Southern Hemisphere, J. Geophys. Res., in press, doi:10.1029/2008JA014007, 2009.
  15. Nishimura, Y., T. Kikuchi, J. Wygant, A. Shinbori, T. Ono, A. Matsuoka, T. Nagatsuma, and D. Brautigam, Response of convection electric fields in the magnetosphere to IMF orientation change, J. Geophys. Res., 114, A09206, 2009. (Abstract/Reprint)
  16. Nose, M., A. Ieda, and S. P. Christon, Geotail observations of plasma sheet ion composition over 16 years: On variations of average plasma ion mass and O+ triggering substorm model, J. Geophys. Res. in press.
  17. Ohtani, S., Y. Miyashita, H. Singer, and T. Mukai, Tailward flows with positive Bz in the near-Earth plasma sheet, J. Geophys. Res., 114, A06218, doi:10.1029/2009JA014159, 2009. (Abstrct/Reprint)
  18. Ohtani, S., Y. Miyoshi, H. Singer, and J. Weygand, On the loss of relativistic electrons at geosynchronous altitude: its dependence on magnetic configurations and external conditions, J. Geophys. Res., 114, A01202, doi:10.1029/2008JA013391, 2009. (Abstrct/Reprint)
  19. Sakaguchi, K., K. Shiokawa, A. Ieda, R. Nomura, A. Nakajima, M. Greffen, E. Donovan, I. R. Mann, H. Kim, and M. Lessard, Fine structures and dynamics in auroral initial brightening at substorm onsets, Ann. Geophys, 27, 623-630, 2009.
  20. Shiokawa, K., A. Ieda, A. Nakajima, K. Sakaguchi, R. Nomura, T. Aslaksen, M. Greffen, E. Spanswick, E. Donovan, S. B. Mende, J. McFadden, K.-H. Glassmeier, V. Angelopoulos, and Y. Miyashita, Longitudinal development of a substorm brightening arc, Ann. Geophys, 27(5), 1935-1940, 2009. (Abstrct/Reprint)
  21. Tadokoro, H., F. Tsuchiya, Y. Miyoshi, Y. Katoh, A. Morioka, and H. Misawa, Storm-time electron flux precipitation in the inner radiation belt cause by wave-particle interactions, Ann. Geophys., 27, 1669-1677, AG/2008194, 2009. (Abstrct/Reprint)
  22. Umeda, T., K. Togano, and T. Ogino, Two-dimensional full-electromagnetic Vlasov code with conservative scheme and its application to magnetic reconnection, Computer Physics Communications, 180(3), 365-374, 2009. (Abstrct/Reprint)
  23. Umeda, T., M. Yamao, and R. Yamazaki, Electron acceleration at a low-Mach-number perpendicular collisionless shock, Astrophysical Journal, 695(1), 574-579, 2009. (Abstrct/Reprint)
  24. Yamauchi, Y., Y. Ebihara, I. Dandouras, and H. Reme, Dual source populations of substorm-associated ring current ions, Ann. Geophys., 27, 1431-1438, 2009.

2008

  1. Amm, O., A. Aruliah, S. C. Buchert, R. Fujii, J.W. Gjerloev, A. Ieda, T. Matsuo, C. Stolle, H. Vanham¨aki, and A. Yoshikawa, Towards understanding the electrodynamics of the 3-dimensional high-latitude ionosphere: present and future, Ann. Geophys., 26, 3913-3932, 2008.
  2. Ebihara, Y., L. M. Kistler, and L. Eliasson, Imaging cold ions in the plasma sheet from the Equator-S satellite, Geophys. Res., Lett., 35, L15103, doi:10.1029/2008GL034357, 2008.
  3. Ebihara, Y., M.-C. Fok, J. B. Blake, and J. F. Fennell, Magnetic coupling of the ring current and the radiation belt, J. Geophys. Res., 113, A07221, doi:10.1029/2008JA013267, 2008.
  4. Ebihara, Y., N. Nishitani, T. Kikuchi, T. Ogawa, K. Hosokawa, and M.-C. Fok, Two-dimensional observations of overshielding during a magnetic storm by the Super Dual Auroral Radar Network (SuperDARN) Hokkaido radar, J. Geophys. Res., 113, A01213, doi:10.1029/2007JA012641, 2008.
  5. Ebihara, Y., Y. Miyoshi, K. Asamura, and M. Hirahara, Microburst cusp ion precipitation observed with Reimei, Journal of Geophysical Research, 113, A03201, doi:10.1029/2007JA012735, 2008.
  6. Ieda, A., D. H. Fairfield, J. A. Slavin, K. Liou, C.-I. Meng, S. Machida, Y. Miyashita, T. Mukai, Y. Saito, M. Nose, J.-H. Shue, G. K. Parks, and M. O. Fillingim, Longitudinal association between magnetotail reconnection and auroral breakup based on Geotail and Polar observations, J. Geophys. Res., 113, A08207, doi:10.1029/2008JA013127, 2008. (Abstrct/Reprint)
  7. Jayachandran, P. T., N. Sato, Y. Ebihara, A. S. Yukimatu, A. Kadokura, J. W.MacDougall, and E. F. Donovan, Oscillations of the Equatorward Boundary of the Ion Auroral Oval-Radar Observations, J. Geophys. Res., 113, A08208, doi:10.1029/2007JA012870, 2008
  8. Jordanova, V. K., J. Albert, and Y. Miyoshi, Relativistic electron precipitation by EMIC waves from self-consistent global simulations, J. Geophys. Res., 113, A00A10, doi:10.1029/2008JA013239, 2008. (Abstrct/Reprint)
  9. Kamide Y., and A. Ieda, Mapping of ionospheric parameters for space weather predictions: A concise review, Sci. China Ser. E-Tech. Sci., 51(10), 1589-1599, doi:10.1007/s11431-008-0254-y, 2008.
  10. Kataoka, R., and Y. Miyoshi, Average profiles of the solar wind and outer radiation belt during the extreme flux enhancement of relativistic electrons at geosynchronous orbit, Ann. Geophys., 26(6), 1335-1339, 2008. (Abstrct/Reprint)
  11. Kataoka, R., and Y. Miyoshi, Magnetosphere inflation during the recovery phase of geomagnetic storms as an excellent magnetic confinement of killer electrons, Geophys. Res. Lett.,35, L06S09, doi:10.1029/2007GL031842, 2008. (Abstrct/Reprint)
  12. Kikuchi, T., K. K. Hashimoto, and K. Nozaki, Penetration of magnetospheric electric fields to the equator during a geomagnetic storm, J. Geophys. Res., 113, A06214, doi:10.1029/2007JA012628, 2008.
  13. Kikuchi, T., K. K. Hashimoto and K. Nozaki, Storm phase dependence of penetration of magnetospheric electric fields to mid and low latitudes, Midlatitude Ionospheric Dynamics and Disturbances, AGU Geophysical Monograph Series 181, 145-155, edit. P. M. Kintner Jr., A. J. Coster, T. Fuller-Rowell, A. J. Mannucci, M. Mendillo, and R. Heelis, 2008.
  14. Koustov, A., N. Nishitani, Y. Ebihara, T. Kikuchi, M.R. Hairston, and D. Andre, Observations with the Hokkaido and King Salmon SuperDARN radars and modeling, Ann. Geophys., 26, 3317-3327, 2008.
  15. Lunde, J., S. C. Buchert, Y. Ogawa, M. Hirahara, K. Seki, Y. Ebihara, T. Sakanoi, K. Asamura, M. Okada, T. Raita, and I. Haggstrom, Ion-dispersion and rapid electron fluctuations in the cusp: a case study, Ann. Geophys., 26, 2485-2502, 2008.
  16. Matsumoto, Y., and K. Seki, Implementation of the CIP algorithm to magnetohydrodynamic simulations, Computer Physics Communications, doi:10.1016/j.cpc.2008.03.003, 2008. (Abstrct/Reprint)
  17. Miyashita, Y., K. Hosokawa, T. Hori, Y. Kamide, A. S. Yukimatu, M. Fujimoto, T. Mukai, S. Machida, N. Sato, Y. Saito, I. Shinohara, and J. B. Sigwarth, Response of large-scale ionospheric convection to substorm expansion onsets: A case study, J. Geophys. Res., 113, A12309, doi:10.1029/2008JA013586, 2008. (Abstrct/Reprint)
  18. Miyoshi, Y., and R. Kataoka, Flux enhancement of the outer radiation belt electrons after the arrival of stream interaction regions, J. Geophys. Res., 113, A03S09, doi:10.1029/2007JA012506, 2008. (Abstrct/Reprint)
  19. Miyoshi, Y., and R. Kataoka, Probabilistic space weather forecast of the relativistic electron flux enhancement at geosynchronous orbit, J. Atm. Solar-Terr. Phys., 70(2-4), 475-481, 2008. (Abstrct/Reprint)
  20. Miyoshi, Y., K. Sakaguchi, K. Shiokawa, D. Evans, J. Albert, M. Conners, and V. Jordanova, Precipitation of radiation belt electrons by EMIC waves, observed from ground and space, Geophys. Res. Lett., 35, L23101, doi:10.1029/2008GL035727, 2008. (Abstrct/Reprint)
  21. Morioka, A., Y. Miyoshi, F. Tsuchiya, H. Misawa, K. Yumoto, G. Park, R. Anderson, J. Menietti, E. Donovan, F. Honary, and E. Spanswick, AKR breakup and auroral particle acceleration at substorm onset, J. Geophys. Res., 113, A09213, doi:10.1029/2008JA013322, 2008. (Abstrct/Reprint)
  22. Nakajima, A., K. Shiokawa, K. Seki, J. P. McFadden, C. W. Carlson, R. J. Strangeway, and K. Yumoto, Particle and field characteristics of broadband electrons observed by the FAST satellite during geomagnetic storms: A multievent study, J. Geophys. Res., 113, A06221, doi:10.1029/2007JA013001, 2008. (Abstrct/Reprint)
  23. Nakano, S., G. Ueno, Y. Ebihara, M.-C. Fok, S. Ohtani, P. Brandt, D. G. Mitchell, K. Keika, and T. Higuchi, A method for estimating the ring current structure and the electric potential distribution using ENA data assimilation, J. Geophys. Res., d113, A05208, doi:10.1029/2006JA011853, 2008.
  24. Ogawa, Y., K. Seki, M. Hirahara, K. Asamura, T. Sakanoi, Y. Ebihara, Y. Obuchi, S. C. Buchert, I. Sandahl, S. Nozawa, and R. Fujii, Coordinated EISCAT Svalbard radar and Reimei satellite observations of ion upflows and suprathermal ions, J. Geophys. Res., 113, A05306, doi:10.1029/2007JA012791, 2008.
  25. Ohya H., K. Shiokawa, and Y. Miyoshi, Development of an automatic procedure to estimate the reflection height of tweek atmospherics, Earth Planets Space, 60, 837-843, 2008.
  26. Sakaguchi, K., K. Shiokawa, Y. Miyoshi, Y. Otsuka, T. Ogawa, K. Asamura, and M. Connors, Simultaneous appearance of isolated auroral arcs and Pc 1 geomagnetic pulsations at subauroral latitudes, J. Geophys. Res., 113, A05201, doi:10.1029/2007JA012888, 2008. (Abstrct/Reprint)
  27. Shue, J.-H., A. Ieda, A. T. Y. Lui, G. K. Parks, T. Mukai, and S. Ohtani, Two classes of earthward fast flows in the plasma sheet, J. Geophys. Res., 113, A02205, doi:10.1029/2007JA012456, 2008.
  28. Takasaki, S., N. Sato, A. Kadokura, H. Yamagishi, H. Kawano, Y. Ebihara, Y.-M. Tanaka, Interhemispheric observations of field line resonance frequencies as a continuous function of ground latitude in the auroral zones, Polar Science (Elsevier), 2(2), 73-86, 2008.
  29. Umeda, T., A conservative and non-oscillatory scheme for Vlasov code simulations, Earth, Planets and Space, 60(7), 773-779, 2008. (Abstrct/Reprint)
  30. Umeda, T., and T. Ito, Vlasov simulation of Langmuir decay instability, Physics of Plasmas, 15(8), 084503, 2008. (Abstrct/Reprint)
  31. Umeda, T., Generation of low-frequency electrostatic and electromagnetic waves as nonlinear consequences of beam-plasma interactions, Physics of Plasmas, 15(6), 064502, 2008. (Abstrct/Reprint)
  32. Umeda, T., M. Yamao, and R. Yamazaki, Two-dimensional full particle simulation of a perpendicular collisionless shock with a shock-rest-frame model, Astrophysical Journal Letters, 681(2), L85-L88, 2008. (Abstrct/Reprint)
  33. Yao, Y., K. Seki, Y. Miyoshi, J. P. McFadden, E. J. Lund, and C. W. Carlson, Effect of solar wind variation on low-energy O+ populations in the magnetosphere during geomagnetic storms: FAST observations, J. Geophys. Res., 113, A04220, doi:10.1029/2007JA012681, 2008. (Abstrct/Reprint)
  34. Yao, Y., K. Seki, Y. Miyoshi, J. P. McFadden, E. J. Lund, and C. W. Carlson, Statistical properties of the multiple ion band structures observed by the FAST satellite, J. Geophys. Res., 113, A07204, doi:10.1029/2008JA013178, 2008. (Abstrct/Reprint)

2007

  1. Asai, K. T., T. Nagatsuma, H. Shimazu, T. Hori, K. Kitamura, and Y. Miyoshi, Cutoff L-values of solar protons in comparison with ring current protons during a storm: NOAA/POES observations, Adv. in Geosciences, 8, 79-89, 2007.
  2. Farrujia, C. J., A. Grocott, P. E. Sandholt, S. W. H. Cowley, Y. Miyoshi, F. J. Rich, V. K. Jordanova, R. B. Torbert, and A. Sharma, The magnetosphere under weak solar wind forcing, Ann. Geophys., 25, 191-205, 2007. (Abstrct/Reprint)
  3. Kataoka, R., N. Nishitani, Y. Ebihara, K. Hosokawa, T. Ogawa, T. Kikuchi, and Y. Miyoshi, Dynamic variations of a convection flow reversal in the subauroral post-midnight sector as seen by the SuperDARN Hokkaido HF radar, Geophys. Res. Lett., 34, L21105, doi:10.1029/2007GL031552, 2007. (Abstrct/Reprint)
  4. Matsumoto, Y., and K. Seki, The secondary instability initiated by the three-dimensional nonlinear evolution of the Kelvin-Helmholtz instability, J. Geophys. Res., 112, A06223, doi:10.1029/2006JA012114, 2007.
  5. Miyoshi, Y., A. Morioka, R. Kataoka, Y. Kasahara, and T. Mukai, Evolution of the outer radiation belt during the November 1993 storms driven by corotating interaction regions, J. Geophys. Res., 112, A05210, doi:10.1029/2006JA012148, 2007. (Abstrct/Reprint)
  6. Morioka, A., Y. Miyoshi, F. Tsuchiya, H. Misawa, T. Sakanoi, K. Yumoto, R. R. Anderson, J. D. Menietti, and E. F. Donovan, Dual structure of auroral acceleration regions at substorm onsets as derived from AKR spectra, J. Geophys. Res., 112, A06245, doi:10.1029/2006JA012186, 2007. (Abstrct/Reprint)
  7. Morioka, A., Y. Miyoshi, S. Masuda, F. Tsuchiya, H. Misawa, H. Matsumoto, K. Hashimoto, and H. Oya, Micro-Type-III Radio Bursts, Astrophys. J., 657, 567-576, 2007. (Abstrct/Reprint)
  8. Sakaguchi, K., K. Shiokawa, A. Ieda, Y. Miyoshi, Y. Otsuka, T. Ogawa, M. G. Connors, E. Donovan, and F. Rich, Simultaneous ground and satellite observations of an isolated proton arc at subauroral latitudes, J. Geophys. Res., 112, A04202, doi:10.1029/2006JA012135, 2007. (Abstrct/Reprint)
  9. Tadokoro, H., F. Tsuchiya, Y. Miyoshi, H. Misawa, A. Morioka, and D. S. Evans, Electron flux enhancement in the inner radiation belt during moderate magnetic storms, Ann. Geophys., 25, 1359-1364, 2007. (Abstrct/Reprint)
  10. Tanaka, S., T. Ogino, and T. Umeda, Parametric decay of circularly polarized Alfven waves in the radially expanding solar wind, J. Geophys. Res., 112, A10110, doi:10.1029/2007JA012513, 2007. (Abstrct/Reprint)
  11. Umeda, T., Numerical study of electrostatic electron cyclotron harmonic wave due to Maxwellian ring velocity distributions, Earth, Planets and Space, 59(11), 1205-1210, 2007. (Abstrct/Reprint)
  12. Umeda, T., Vlasov simulation of Langmuir wave packets, Nonlinear Processes in Geophysics, 14(5), 671-679, 2007. (Abstrct/Reprint)
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