論文 - 大塚 雄一
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The first long-term all-sky imager observation of lunar sodium tail 査読有り
Nishino, MN; Shiokawa, K; Otsuka, Y
ICARUS 280 巻 頁: 199 - 204 2016年12月
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Three years of concentric gravity wave variability in the mesopause as observed by IMAP/VISI 査読有り
Perwitasari, S; Sakanoi, T; Nakamura, T; Ejiri, MK; Tsutsumi, M; Tomikawa, Y; Otsuka, Y; Yamazaki, A; Saito, A
GEOPHYSICAL RESEARCH LETTERS 43 巻 ( 22 ) 頁: 11528 - 11535 2016年11月
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Ionospheric TEC Weather Map Over South America 査読有り
Takahashi, H; Wrasse, CM; Denardini, CM; Pádua, MB; de Paula, ER; Costa, SMA; Otsuka, Y; Shiokawa, K; Monico, JFG; Ivo, A; Sant'Anna, N
SPACE WEATHER-THE INTERNATIONAL JOURNAL OF RESEARCH AND APPLICATIONS 14 巻 ( 11 ) 頁: 937 - 949 2016年11月
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On the fresh development of equatorial plasma bubbles around the midnight hours of June solstice 査読有り
Ajith, KK; Ram, ST; Yamamoto, M; Otsuka, Y; Niranjan, K
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS 121 巻 ( 9 ) 頁: 9051 - 9062 2016年9月
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Ozaki, M; Shiokawa, K; Miyoshi, Y; Kataoka, R; Yagitani, S; Inoue, T; Ebihara, Y; Jun, CW; Nomura, R; Sakaguchi, K; Otsuka, Y; Shoji, M; Schofield, I; Connors, M; Jordanova, VK
GEOPHYSICAL RESEARCH LETTERS 43 巻 ( 15 ) 頁: 7859 - 7866 2016年8月
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Enhanced ionospheric plasma bubble generation in more active ITCZ 査読有り
Li, GZ; Otsuka, Y; Ning, BQ; Abdu, MA; Yamamoto, M; Wan, WX; Liu, LB; Abadi, P
GEOPHYSICAL RESEARCH LETTERS 43 巻 ( 6 ) 頁: 2389 - 2395 2016年3月
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Altitude development of postmidnight F region field-aligned irregularities observed using Equatorial Atmosphere Radar in Indonesia 査読有り
Tam Dao, Otsuka Yuichi, Shiokawa Kazuo, Ram S. Tulasi, Yamamoto Mamoru
GEOPHYSICAL RESEARCH LETTERS 43 巻 ( 3 ) 頁: 1015 - 1022 2016年2月
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Pulsating proton aurora caused by rising tone Pc1 waves 査読有り
Nomura, R; Shiokawa, K; Omura, Y; Ebihara, Y; Miyoshi, Y; Sakaguchi, K; Otsuka, Y; Connors, M
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS 121 巻 ( 2 ) 頁: 1608 - 1618 2016年2月
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Ram, ST; Yokoyama, T; Otsuka, Y; Shiokawa, K; Sripathi, S; Veenadhari, B; Heelis, R; Ajith, KK; Gowtam, VS; Gurubaran, S; Supnithi, P; Le Huy, M
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS 121 巻 ( 1 ) 頁: 538 - 548 2016年1月
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ISS-IMAPによる大気光波状構造の観測
齊藤昭則, 穂積裕太, 坂野井健, S. Perwitasari, 吉川一朗, 山崎敦, 大塚雄一, 山本衛
第29回大気圏シンポジウム: 講演集録 2016年
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TEC variation during high and low solar activities over South American sector 査読有り
Jonah, OF; de Paula, ER; Muella, MTAH; Dutra, SLG; Kherani, EA; Negreti, PMS; Otsuka, Y
JOURNAL OF ATMOSPHERIC AND SOLAR-TERRESTRIAL PHYSICS 135 巻 頁: 22 - 35 2015年12月
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Ozaki, M; Yagitani, S; Sawai, K; Shiokawa, K; Miyoshi, Y; Kataoka, R; Ieda, A; Ebihara, Y; Connors, M; Schofield, I; Katoh, Y; Otsuka, Y; Sunagawa, N; Jordanova, VK
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS 120 巻 ( 11 ) 頁: 9617 - 9631 2015年11月
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Perwitasari, S; Sakanoi, T; Yamazaki, A; Otsuka, Y; Hozumi, Y; Akiya, Y; Saito, A; Shiokawa, K; Kawamura, S
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS 120 巻 ( 11 ) 頁: 9706 - 9721 2015年11月
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Multi-instrument, high-resolution imaging of polar cap patch transportation 査読有り
Thomas, EG; Hosokawa, K; Sakai, J; Baker, JBH; Ruohoniemi, JM; Taguchi, S; Shiokawa, K; Otsuka, Y; Coster, AJ; St-Maurice, JP; McWilliams, KA
RADIO SCIENCE 50 巻 ( 9 ) 頁: 904 - 915 2015年9月
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Plasma bubble monitoring by TEC map and 630 nm airglow image 査読有り
Takahashi, H; Wrasse, CM; Otsuka, Y; Ivo, A; Gomes, V; Paulino, I; Medeiros, AF; Denardini, CM; Sant'Anna, N; Shiokawa, K
JOURNAL OF ATMOSPHERIC AND SOLAR-TERRESTRIAL PHYSICS 130 巻 頁: 151 - 158 2015年8月
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Statistical study of auroral fragmentation into patches 査読有り
Hashimoto, A; Shiokawa, K; Otsuka, Y; Oyama, S; Nozawa, S; Hori, T; Lester, M; Johnsen, MG
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS 120 巻 ( 8 ) 頁: 6207 - 6217 2015年8月
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Ram, ST; Ajith, KK; Yamamoto, M; Otsuka, Y; Yokoyama, T; Niranjan, K; Gurubaran, S
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS 120 巻 ( 7 ) 頁: 5922 - 5930 2015年7月
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Abadi, P; Otsuka, Y; Tsugawa, T
EARTH PLANETS AND SPACE 67 巻 2015年5月
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Airglow-imaging observation of plasma bubble disappearance at geomagnetically conjugate points 査読有り
Shiokawa, K; Otsuka, Y; Lynn, KJW; Wilkinson, P; Tsugawa, T
EARTH PLANETS AND SPACE 67 巻 頁: 1 - 12 2015年3月
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Fukushima, D; Shiokawa, K; Otsuka, Y; Nishioka, M; Kubota, M; Tsugawa, T; Nagatsuma, T; Komonjinda, S; Yatini, CY
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS 120 巻 ( 3 ) 頁: 2222 - 2231 2015年3月