Takahiro Obara
Takahiro Obara
Vice Dean, Graduate School of Science, Tohoku University
Verified email at pparc.gp.tohoku.ac.jp - Homepage
Cited by
Cited by
The low energy particle (LEP) experiment onboard the Geotail satellite
T MufCAi, S Machida, Y Saito, M Hirahara, T Terasawa, N Kaya, T Obara, ...
Relativistic electron dynamics in the inner magnetosphere—A review
RHW Friedel, GD Reeves, T Obara
Journal of Atmospheric and Solar-Terrestrial Physics 64 (2), 265-282, 2002
Rebuilding process of the outer radiation belt during the 3 November 1993 magnetic storm: NOAA and Exos‐D observations
Y Miyoshi, A Morioka, H Misawa, T Obara, T Nagai, Y Kasahara
Journal of Geophysical Research: Space Physics 108 (A1), SMP 3-1-SMP 3-15, 2003
Understanding space weather to shield society: A global road map for 2015–2025 commissioned by COSPAR and ILWS
CJ Schrijver, K Kauristie, AD Aylward, CM Denardini, SE Gibson, A Glover, ...
Advances in Space Research 55 (12), 2745-2807, 2015
Radiation belt electron flux dropouts: Local time, radial, and particle‐energy dependence
TG Onsager, G Rostoker, HJ Kim, GD Reeves, T Obara, HJ Singer, ...
Journal of Geophysical Research: Space Physics 107 (A11), SMP 21-1-SMP 21-11, 2002
Plasma Wave Observation and Sounder Experiments (PWS) Using the Akebono (EXOS-D) Satellite
H Oya, A Morioka, K Kobayashi, M Iizima, T Ono, H Miyaoka, T Okada, ...
Journal of geomagnetism and geoelectricity 42 (4), 411-442, 1990
An overview of the early November 1993 geomagnetic storm
DJ Knipp, BA Emery, M Engebretson, X Li, AH McAllister, T Mukai, ...
Journal of Geophysical Research: Space Physics 103 (A11), 26197-26220, 1998
Low Energy Charged Particle Observations in the “Auroral” Magnetosphere
T Mukai, N Kaya, E Sagawa, M HIRAHARA, W Miyake, T OBARA, ...
Journal of geomagnetism and geoelectricity 42 (4), 479-496, 1990
Leaked AKR and terrestrial hectometric radiations discovered by the plasma wave and planetary plasma sounder experiments on board the Ohzora (EXOS-C) satellite—Instrumentation†…
H Oya, A Morioka, T Obara
Journal of geomagnetism and geoelectricity 37 (3), 237-262, 1985
Electric field measurement on the Akebono (EXOS-D) satellite
H Hayakawa, T Okada, M Ejiri, A Kadokura, YI Kohno, K Maezawa, ...
Journal of geomagnetism and geoelectricity 42 (4), 371-384, 1990
GEOTAIL low energy particle and magnetic field observations of a plasmoid at XGSM=− 142 RE
S Machida, T Mukai, Y Saito, T Obara, T Yamamoto, A Nishida, ...
Geophysical research letters 21 (25), 2995-2998, 1994
Simultaneous observations of Sun‐aligned polar cap arcs in both hemispheres by EXOS‐C and Viking
T Obara, M Kitayama, T Mukai, N Kaya, JS Murphree, LL Cogger
Geophysical Research Letters 15 (7), 713-716, 1988
Statistical visualization of the Earth’s magnetotail based on Geotail data and the implied substorm model
S Machida, Y Miyashita, A Ieda, M Nosť, D Nagata, K Liou, T Obara, ...
Ann. Geophys 27 (3), 1035-1046, 2009
Main-phase creation of “seed” electrons in the outer radiation belt
T Obara, T Nagatsuma, M Den, Y Miyoshi, A Morioka
Earth, planets and space 52 (1), 41-47, 2000
Magnetic field dipolarization in the deep inner magnetosphere and its role in development of O+‐rich ring current
M Nosť, H Koshiishi, H Matsumoto, K Keika, K Koga, T Goka, T Obara
Journal of Geophysical Research: Space Physics 115 (A9), 2010
Akebono (EXOS D) observations of small‐scale electromagnetic signatures relating to polar cap precipitation
T Obara, T Mukai, H Hayakawa, A Nishida, K Tsuruda, S Machida, ...
Journal of Geophysical Research: Space Physics 98 (A7), 11153-11159, 1993
High frequency analyzer (HFA) of plasma wave experiment (PWE) onboard the Arase spacecraft
A Kumamoto, F Tsuchiya, Y Kasahara, Y Kasaba, H Kojima, S Yagitani, ...
Earth, Planets and Space 70 (1), 1-14, 2018
Formation of the theta aurora by a transient convection during northward interplanetary magnetic field
T Tanaka, T Obara, M Kunitake
Journal of Geophysical Research: Space Physics 109 (A9), 2004
Current systems in the Jovian magnetosphere
T Moriguchi, A Nakamizo, T Tanaka, T Obara, H Shimazu
Journal of Geophysical Research: Space Physics 113 (A5), 2008
Neural network prediction of relativistic electrons at geosynchronous orbit during the storm recovery phase: Effects of recurring substorms
M Fukata, S Taguchi, T Okuzawa, T Obara
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