研究者詳細 - 大塚　雄一

論文 - 大塚　雄一

分割表示 496 件中 181 - 200 件目／全件表示 >>

Investigation of Spatiotemporal Morphology of Plasma Bubbles Based on EAR Observations 査読有り

Joshi, LM; Tsai, LC; Su, SY; Otsuka, Y; Yokoyama, T; Yamamoto, M; Sarkhel, S; Hozumi, K; Lu, CH

JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS 124 巻 ( 12 ) 頁： 10549 - 10563 2019年12月

Three-Dimensional Fourier Analysis of the Phase Velocity Distributions of Mesospheric and Ionospheric Waves Based on Airglow Images Collected Over 10 Years: Comparison of Magadan, Russia, and Athabasca, Canada 査読有り Open Access

Tsuchiya, S; Shiokawa, K; Fujinami, H; Otsuka, Y; Nakamura, T; Connors, M; Schofield, I; Shevtsov, B; Poddelskiy, I

JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS 124 巻 ( 10 ) 頁： 8110 - 8124 2019年10月

Observation and characterization of traveling ionospheric disturbances induced by solar eclipse of 20 March 2015 using incoherent scatter radars and GPS networks 査読有り

Panasenko, SV; Otsuka, Y; van de Kamp, M; Chernogor, LF; Shinbori, A; Tsugawa, T; Nishioka, M

JOURNAL OF ATMOSPHERIC AND SOLAR-TERRESTRIAL PHYSICS 191 巻 2019年9月

Thermospheric wind variations observed by a Fabry-Perot interferometer at Tromso, Norway, at substorm onsets 査読有り Open Access

Xu, H; Shiokawa, K; Oyama, S; Otsuka, Y

EARTH PLANETS AND SPACE 71 巻 ( 1 ) 2019年8月

Direct Observations of Traveling Ionospheric Disturbances as Focusers of Solar Radiation: Spectral Caustics 査読有り Open Access

Koval, A; Chen, Y; Tsugawa, A; Otsuka, Y; Shinbori, A; Nishioka, M; Brazhenko, A; Stanislavsky, A; Konovalenko, A; Zhang, QH; Monstein, C; Gorgutsa, R

ASTROPHYSICAL JOURNAL 877 巻 ( 2 ) 2019年6月

Response of the Ionosphere-Plasmasphere Coupling to the September 2017 Storm:What Erodes the Plasmasphere so Severley? 査読有り Open Access

Obana, Y; Maruyama, N; Shinbori, A; Hashimoto, KK; Fedrizzi, M; Nosé, M; Otsuka, Y; Nishitani, N; Hori, T; Kumamoto, A; Tsuchiya, F; Matsuda, S; Matsuoka, A; Kasahara, Y; Yoshikawa, A; Miyoshi, Y; Shinohara, I

SPACE WEATHER-THE INTERNATIONAL JOURNAL OF RESEARCH AND APPLICATIONS 17 巻 ( 6 ) 頁： 861 - 876 2019年6月

Spatiotemporal development of pulsating auroral patch associated with discrete chorus elements: Arase and PWING observations 査読有り

Ozaki, M, K. Shiokawa, Y. Miyoshi, K. Hosokawa, S. Oyama, S. Yagitani, Y. Kasahara, Y. Kasaba, S. Matsuda, R. Kataoka, Y. Ebihara, Y. Ogawa, Y. Otsuka, S. Kurita, R. C. Moore, Y.-M. Tanaka, M. Nosé, T. Nagatsuma, M. Connors, N. Nishitani, M. Hikishima, A. Kumamoto, F. Tsuchiya, A. Kadokura, T. Nishiyama, T. Inoue, K. Imamura, A. Matsuoka, I. Shinohara

2019 URSI ASIA-PACIFIC RADIO SCIENCE CONFERENCE (AP-RASC) 頁： 18776063 2019年6月

Development of multivariate ionospheric TEC forecasting algorithm using linear time series model and ARMA over low-latitude GNSS station 査読有り

Ratnam, DV; Otsuka, Y; Sivavaraprasad, G; Dabbakuti, JRKK

ADVANCES IN SPACE RESEARCH 63 巻 ( 9 ) 頁： 2848 - 2856 2019年5月

Multicomponent Analysis of Ionospheric Scintillation Effects Using the Synchrosqueezing Technique for Monitoring and Mitigating their Impact on GNSS Signals 査読有り

Sivavaraprasad, G; Ratnam, DV; Otsuka, Y

JOURNAL OF NAVIGATION 72 巻 ( 3 ) 頁： 669 - 684 2019年5月

Daytime Periodic Wave-like Structures in the Ionosphere Observed at Low Latitudes over the Asian-Australian Sector Using Total Electron Content from Beidou Geostationary Satellites 査読有り

Huang, FQ; Otsuka, Y; Lei, JH; Luan, XL; Dou, XK; Li, GZ

JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS 124 巻 ( 3 ) 頁： 2312 - 2322 2019年3月

Observations of Low-Latitude Traveling Ionospheric Disturbances by a 630.0-nm Airglow Imager and the CHAMP Satellite Over Indonesia 査読有り Open Access

Moral, AC; Shiokawa, K; Suzuki, S; Liu, HX; Otsuka, Y; Yatini, CY

JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS 124 巻 ( 3 ) 頁： 2198 - 2212 2019年3月

Visualization of rapid electron precipitation via chorus element wave-particle interactions 査読有り Open Access

Ozaki, M; Miyoshi, Y; Shiokawa, K; Hosokawa, K; Oyama, S; Kataoka, R; Ebihara, Y; Ogawa, Y; Kasahara, Y; Yagitani, S; Kasaba, Y; Kumamoto, A; Tsuchiya, F; Matsuda, S; Katoh, Y; Hikishima, M; Kurita, S; Otsuka, Y; Moore, RC; Tanaka, Y; Nosé, M; Nagatsuma, T; Nishitani, N; Kadokura, A; Connors, M; Inoue, T; Matsuoka, A; Shinohara, I

NATURE COMMUNICATIONS 10 巻 ( 1 ) 2019年1月

Implementation of Hybrid Ionospheric TEC Forecasting Algorithm Using PCA-NN Method 査読有り

Mallika, IL, Ratnam, DV, Ostuka, Y, Sivavaraprasad, G, Raman, S

IEEE JOURNAL OF SELECTED TOPICS IN APPLIED EARTH OBSERVATIONS AND REMOTE SENSING 12 巻 ( 1 ) 頁： 371 - 381 2019年1月

Rapid Loss of Relativistic Electrons by EMIC Waves in the Outer Radiation Belt Observed by Arase, Van Allen Probes, and the PWING Ground Stations 査読有り Open Access

Kurita, S; Miyoshi, Y; Shiokawa, K; Higashio, N; Mitani, T; Takashima, T; Matsuoka, A; Shinohara, I; Kletzing, CA; Blake, JB; Claudepierre, SG; Connors, M; Oyama, S; Nagatsuma, T; Sakaguchi, K; Baishev, D; Otsuka, Y

GEOPHYSICAL RESEARCH LETTERS 45 巻 ( 23 ) 頁： 12720 - 12729 2018年12月

Microscopic Observations of Pulsating Aurora Associated With Chorus Element Structures: Coordinated Arase Satellite-PWING Observations 査読有り Open Access

Ozaki, M; Shiokawa, K; Miyoshi, Y; Hosokawa, K; Oyama, S; Yagitani, S; Kasahara, Y; Kasaba, Y; Matsuda, S; Kataoka, R; Ebihara, Y; Ogawa, Y; Otsuka, Y; Kurita, S; Moore, RC; Tanaka, YM; Nosé, M; Nagatsuma, T; Connors, M; Nishitani, N; Katoh, Y; Hikishima, M; Kumamoto, A; Tsuchiya, F; Kadokura, A; Nishiyama, T; Inoue, T; Imamura, K; Matsuoka, A; Shinohara, I

GEOPHYSICAL RESEARCH LETTERS 45 巻 ( 22 ) 頁： 12125 - 12134 2018年11月

Statistical Analysis of SAR Arc Detachment From the Main Oval Based on 11-Year, AII-sky Imaging Observation at Athabasca, Canada 査読有り Open Access

Takagi, Y; Shiokawa, K; Otsuka, Y; Connors, M; Schofield, I

GEOPHYSICAL RESEARCH LETTERS 45 巻 ( 21 ) 頁： 11539 - 11546 2018年11月

Review of the generation mechanisms of post-midnight irregularities in the equatorial and low-latitude ionosphere 査読有り Open Access

Otsuka, Y

PROGRESS IN EARTH AND PLANETARY SCIENCE 5 巻 2018年9月

Investigation of Nighttime MSTIDS Observed by Optical Thermosphere Imagers at Low Latitudes: Morphology, Propagation Direction, and Wind Filtering 査読有り Open Access

Figueiredo, CAOB; Takahashi, H; Wrasse, CM; Otsuka, Y; Shiokawa, K; Barros, D

JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS 123 巻 ( 9 ) 頁： 7843 - 7857 2018年9月

Storm-Enhanced Development of Postsunset Equatorial Plasma Bubbles Around the Meridian 120 degrees E/60 degrees W on 7-8 September 2017 査読有り Open Access

Li Guozhu, Ning Baiqi, Wang Chi, Abdu M. A., Otsuka Yuichi, Yamamoto M., Wu Jian, Chen Jinsong

JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS 123 巻 ( 9 ) 頁： 7985 - 7998 2018年9月

Temporal and Spatial Variations of Storm Time Midlatitude Ionospheric Trough Based on Global GNSS-TEC and Arase Satellite Observations 査読有り

Shinbori, A; Otsuka, Y; Tsugawa, T; Nishioka, M; Kumamoto, A; Tsuchiya, F; Matsuda, S; Kasahara, Y; Matsuoka, A; Ruohoniemi, JM; Shepherd, SG; Nishitani, N

GEOPHYSICAL RESEARCH LETTERS 45 巻 ( 15 ) 頁： 7362 - 7370 2018年8月

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論文 - 大塚 雄一

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論文 - 大塚　雄一