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K

K. Keika

University of Tokyo

29H指数
327论文数
3.8K被引数
收录论文 34
发表时间
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Faint Diffuse 557.7-nm Emissions Equatorward of the Auroral Oval: Conjugate Observations by Ground Airglow Imagers and the Arase Satellite极光卵带赤道方向的微弱弥散557.7-nm发射：地面气辉成像仪和Arase卫星的共轭观测
errJOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS
IF2.9
err2026-10-01
err0
errOAAI
errM. Gomi; K. Shiokawa; Y. Miyoshi; Y. Otsuka; S. Oyama; M. Connors; A. Shinbori; T. Hori; C.-W. Jun; K. Yamamoto; I. Shinohara; K. Asamura; S. Kasahara; K. Keika; S. Yokota; F. Tsuchiya; A. Kumamoto; Y. Kasahara; S. Matsuda; Y. Kazama; S.-Y. Wang; S. W. Y. Tam; T.-F. Chang; B.-J. Wang; A. Matsuoka; M. Teramoto
err分享
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A Cross-Calibrated Arase-Van Allen Probe Phase Space Density Data Set for Studying Radiation Belt Electron Dynamics交叉校准的Arase-Van Allen Probe相空间密度数据集用于研究辐射带电子动力学
errJOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS
IF2.9
err2026-09-18
err0
PREAI
errFrances Staples; Adam Kellerman; Seth Claudepierre; Yoshizumi Miyoshi; Satoshi Kasahara; Kunihiro Keika; Ayako Matsuoka; Shoichiro Yokota; Takeshi Takashima; Iku Shinohara
err分享
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Comparative Analysis of Ion and Electron Contributions to Ionospheric Ionization at Auroral and Subauroral Latitudes对极光和亚极光纬度电离层电离中离子和电子贡献的对比分析
errGeophysical Research Letters
IF4.6
err2026-08-31
err0
errOAAI
errS. R. Kamaletdinov; A. V. Artemyev; Y. Shen; X.-J. Zhang; Y. Nishimura; J. Liang; V. Angelopoulos; Y. Miyoshi; K. Keika; K. Asamura; A. Bhatt; S. Kasahara; Y. Kasahara; S. Matsuda; T. Hori; A. Matsuoka; M. Teramoto; K. Yamamoto; S. Yokota; A. Shinbori; F. Tsuchiya; A. Kumamoto; I. Shinohara
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Study of higher-frequency EMIC wave–particle interactions in the inner magnetosphere during the May 2024 storm using data from the PWING ground network and the Arase and POES satellites利用PWING地面网络及Arase和POES卫星数据对2024年5月磁暴期间内磁层高频EMIC波-粒子相互作用的研究
errEarth Planets and Space
IF2.5
err2026-07-23
err0
errOAAI
errChae-Woo Jun; Yoshizumi Miyoshi; Tomoaki Hori; Kazuo Shiokawa; Kazuhiro Yamamoto; Atsuki Shinbori; Khan-Hyuk Kim; Jacob Bortnik; Iku Shinohara; Ayako Matsuoka; Yoshiya Kasahara; Shoya Matsuda; Yasumasa Kasaba; Mariko Teramoto; Shoichiro Yokota; Kunihiro Keika; Satoshi Kasahara
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Extreme dominance of Earth-origin heavy ions in the intense ring current near the Earth during the May 2024 super geomagnetic storm2024年5月超级地磁暴期间，地球附近强环电流中地球起源重离子的极端主导地位
errScience Advances
IF12.5
err2026-06-26
err0
errOAAI
errNaritoshi Kitamura; Kazuhiro Yamamoto; Shoichiro Yokota; Satoshi Kasahara; Ayako Matsuoka; Kazushi Asamura; Yusuke Ebihara; Lynn M. Kistler; Kunihiro Keika; Atsuki Shinbori; Tomoaki Hori; Yoshizumi Miyoshi; Akimasa Ieda; Chae-Woo Jun; Mariko Teramoto; Masahito Nosé; Masafumi Hirahara; Kanako Seki; Nana Higashio; Iku Shinohara
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err收藏
Eigenfunction-Based Modeling of Radiation Belt Electron Pitch-Angle Diffusion With a Source: Formulation and Comparisons With Observations基于本征函数的辐射带电子 Pitch-Angle 扩散建模（含源）：公式推导与观测比较
errjournal of geophysical research: space physics
IF0
err2026-04-03
err0
PREAI
errEmile Saint-Girons; Didier Mourenas; Anton V. Artemyev; Vassilis Angelopoulos; S. Kasahara; Y. Miyoshi; A. Matsuoka; T. Mitani; S. Yokota; T. Hori; K. Keika; T. Takashima; M. Teramoto; I. Shinohara; K. Yamamoto; Y. Kasahara; F. Tsuchiya; A. Kumamoto; A. Shinbori
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Effects of Field Line Curvature Scattering on Energetic Proton Precipitation and Isotropy in the Magnetosphere磁场中磁场线曲率散射对高能质子沉降和各向异性的影响
errJOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS
IF2.9
err2025-11-18
err0
errOAAI
errImajo, S.; Miyoshi, Y.; Kasahara, S.; Yokota, S.; Matsuoka, A.; Keika, K.; Hori, T.; Shinohara, I.; Shiokawa, K.; Yamamoto, K.; Teramoto, M.
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Multi-Platform Observations of the Radial Penetration of Substorm Injected Electrons and Subsequent Slot-Filling Event多平台观测：亚暴注入电子的径向穿透及随后的槽区填充事件
errJournal of Geophysical Research: Space Physics
IF0
err2025-11-01
err0
errOAAI
errGeoffrey D. Reeves; Jean-Francois Ripoll; Lauren W. Blum; Christopher M. Cully; Christopher A. Colpitts; Mélanie Cosmides; Sadie S. Elliot; Reihaneh Ghaffari; Ashley D. Greeley; Richard B. Horne; Keisuke Hosokawa; Allison N. Jaynes; Yoshi Kasahara; Satoshi Kasahara; Kunihiro Keika; Satoshi Kurita; David M. Malaspina; Adam T. Michael; Robyn M. Millan; Takefumi Mitani; Yoshizumi Miyoshi; Viviane Pierrard; Drew L. Turner; Hilde N. Nesse; Aleksandr Y. Ukhorskiy; Maria E. Usanova; Maria Voskresenskaya; Shoichiro Yokota
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Properties of Ion Upflows in the Low-Altitude Polar Ionosphere During CIR- and CME- Driven Magnetic Storms Based on Long-Term EISCAT Observations基于长期EISCAT观测的低纬度极区电离层中离子上行流的特性：CIR和CME驱动的磁暴期间
errJournal of Geophysical Research: Space Physics
IF0
err2025-10-16
err0
errOAAI
errM. Takada; K. Seki; Y. Ogawa; K. Keika
err分享
err收藏
Comparative Study of Ion and Electron Average Pressure Variation in the Inner Magnetosphere During CIR- and ICME-Driven Storms Observed by the Arase Satellite阿塞卫星观测到的CIR-驱动和ICME-驱动磁暴期间内磁层离子与电子平均压力变化比较研究
errJOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS
IF2.9
err2025-10-02
err0
PREAI
errKumar, Sandeep; Miyoshi, Y.; Zheng, Y.; Jordanova, V. K.; Kistler, L. M.; Yamamoto, K.; Hori, T.; Jun, C.; Asamura, K.; Yokota, S.; Kasahara, S.; Kazama, Y.; Wang, S. -Y.; Tam, Sunny W. Y.; Chang, T. -F.; Wang, B. -J.; Mitani, T.; Takashima, T.; Keika, K.; Matsuoka, A.; Imajo, S.; Shinohara, I.
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Electron-driven variability of the upper-atmospheric nitric oxide column density over the Syowa station in Antarctica南极洲昭和站上空高层大气一氧化氮柱密度的电子驱动变率
errANNALES GEOPHYSICAE
IF1.9
err2025-10-01
err0
PREAI
errVerronen, Pekka T.; Mizuno, Akira; Miyoshi, Yoshizumi; Kumar, Sandeep; Nakajima, Taku; Oyama, Shin-Ichiro; Nagahama, Tomoo; Nozawa, Satonori; Szelag, Monika E.; Hakkila, Tuomas; Kalakoski, Niilo; Kero, Antti; Turunen, Esa; Kasahara, Satoshi; Yokota, Shoichiro; Keika, Kunihiro; Hori, Tomoaki; Mitani, Takefumi; Takashima, Takeshi; Shinohara, Iku
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Magnetic field experiment at Phobos and in space around Mars by the Martian Moons eXploration (MMX) mission火卫一及其火星轨道空间磁场探测实验（由火星卫星探测任务MMX实施）
errProgress in Earth and Planetary Science
IF2.8
err2025-08-19
err0
errOAAI
errAyako Matsuoka; Shoichiro Yokota; Naofumi Murata; Yuki Harada; Shun Imajo; Naoki Terada; Kunihiro Keika; Kei Masunaga; Shotaro Sakai; Hiromu Nakagawa; Kazushi Asamura; Satoshi Kasahara; Yoshifumi Saito
err分享
err收藏
Pre-flight performance of the ion energy mass spectrum analyzer for the Martian Moons eXploration (MMX) mission火星卫星探测(MMX)任务中离子能量质谱分析器的发射前性能
errProgress in Earth and Planetary Science
IF2.8
err2025-07-11
err0
errOAAI
errShoichiro Yokota; Ayako Matsuoka; Naofumi Murata; Yoshifumi Saito; Kazushi Asamura; Satoshi Kasahara; Dominique Delcourt; Lina Z. Hadid; Naoki Terada; Kunihiro Keika; Yuki Harada; Hiromu Nakagawa; Kei Masunaga; Shotaro Sakai; Yoshifumi Futaana; Shun Imajo; Kanako Seki; Masaki N. Nishino; Yuki Kitamura
err分享
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Simultaneous ground-satellite observations of ELF/VLF emissions generated by a strong magnetospheric compression强磁层压缩产生的ELF/VLF辐射的同时地面-卫星观测
errEARTH PLANETS AND SPACE
IF2.5
err2025-04-14
err0
errOAAI
errMartinez-Calderon, Claudia; Shiokawa, Kazuo; Santolik, Ondrej; Kurita, Satoshi; Keika, Kunihiro; Connors, Martin; Schofield, Ian; Hanzelka, Miroslav; Kurth, William S.
err分享
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Detection of ultrafast electron energization by whistler-mode chorus waves in the magnetosphere of Earth
errSCIENTIFIC REPORTS
IF3.9
err2025-01-14
err0
errOAAI
errKurita, S.; Miyoshi, Y.; Saito, S.; Kasahara, S.; Katoh, Y.; Matsuda, S.; Yokota, S.; Kasahara, Y.; Matsuoka, A.; Hori, T.; Keika, K.; Teramoto, M.; Shinohara, I.
err分享
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Global validation of data-assimilative electron ring current nowcast for space weather applications
errSCIENTIFIC REPORTS
IF3.9
err2024-01-28
err1
errOAAI
errHaas, Bernhard; Shprits, Yuri Y.; Wutzig, Michael; Szabo-Roberts, Matyas; Penaranda, Marina Garcia; Tibocha, Angelica M. Castillo; Himmelsbach, Julia; Wang, Dedong; Miyoshi, Yoshizumi; Kasahara, Satoshi; Keika, Kunihiro; Yokota, Shoichiro; Shinohara, Iku; Hori, Tomo
err分享
err收藏
Relativistic electron flux growth during storm and non-storm periods as observed by ARASE and GOES satellites
errEARTH PLANETS AND SPACE
IF2.5
err2023-12-21
err3
errOAAI
errBelakhovsky, Vladimir Borisovich; Pilipenko, Vyacheslav A.; Antonova, Elizaveta E.; Miyoshi, Yoshizumi; Kasahara, Yoshiya; Kasahara, Satoshi; Higashio, Nana; Shinohara, Iku; Hori, Tomoaki; Matsuda, Shoya; Yokota, Shoichiro; Takashima, Takeshi; Takefumi, Mitani; Keika, Kunihiro; Nakamura, Satoko
err分享
err收藏
Radiation Belt Storm Probes Ion Composition Experiment (RBSPICE) Revisited: In-Flight Calibrations, Lessons Learned and Scientific Advances
errSPACE SCIENCE REVIEWS
IF7.4
err2023-11-28
err1
errOAAI
errGkioulidou, Matina; Mitchell, Donald G.; Manweiler, Jerry W.; Lanzerotti, Louis J.; Gerrard, Andrew J.; Ukhorskiy, Aleksandr Y.; Keika, Kunihiro; Mouikis, Christopher G.; Kistler, Lynn M.
err分享
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The variable source of the plasma sheet during a geomagnetic storm
errNATURE COMMUNICATIONS
IF15.7
err2023-10-30
err5
errOAAI
errKistler, L. M.; Asamura, K.; Kasahara, S.; Miyoshi, Y.; Mouikis, C. G.; Keika, K.; Petrinec, S. M.; Stevens, M. L.; Hori, T.; Yokota, S.; Shinohara, I.
err分享
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Radiation Belt Daily Average Electron Flux Model (RB-Daily-E) From the Seven-Year Van Allen Probes Mission and Its Application to Interpret GPS On-Orbit Solar Array Degradation来自七年范艾伦探测器任务的辐射带日平均电子通量模型 (rb-daily-E) 及其在解释GPS在轨太阳电池阵列退化中的应用
errSPACE WEATHER-THE INTERNATIONAL JOURNAL OF RESEARCH AND APPLICATIONS
IF3.5
err2022-11-08
err5
errOAAI
errGabrielse, Christine; Lee, Justin H.; Claudepierre, Seth; Walker, Don; O'Brien, Paul; Roeder, James; Lao, Yao; Grovogui, Jann; Turner, Drew L.; Runov, Andrei; Boyd, Alexander; Fennell, Joseph; Blake, J. Bernard; Lopez, Kevin; Miyoshi, Yoshizumi; Keika, Kunihiro; Higashio, Nana; Shinohara, Iku; Imajo, Shun; Kurita, Satoshi; Mitani, Takefumi
err分享
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C. T. Russell
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