コラム
コラム
コラム
〜2022.3
すばる望遠鏡を用いたエウロパ表層の位置を弁別した観測
Spatially resolved observations of Europa's surface with Subaru
Tan, S., Y. Sekine, M. Kuzuhara (2022)
IRCS at 1.0−1.8 μm: Upper limits to the abundances of hydrated Cl-bearing salts” The Planetary Science Journal, in press DOI : 10.48550/arXiv.2203.08995
生命のオアシスの可能性を秘めたエンケラドゥス：将来の探査における科学的目標と調査の内容
Enceladus as a potential oasis for life: Science goals and investigations for future explorations
Nimmo, K. Olsson Francis, M. Panning, F. Postberg, J. Saur, J. Schmidt, Y. Sekine, T. Shibuya, C. Sotin, O. Soucek, C. Szopa, T. Usui, S. Vance, T. Van Hoolst
52, in press (2022) Experimental Astronomy DOI : 10.1007/s10686-021-09808-7
2021
衛星で観測されたスプライトの化学的な影響に関するモデルミュレーション
Model simulations of chemical effects of sprites in relation with satellite observation
Holger Winkler, Takayoshi Yamada, Yasuko Kasai, Uwe Berger, and Justus Notholt (2021)
Atmos, Chem. Phys., 21, 7579–7596, DOI: 10.5194/acp-21-7579-2021
超小型衛星用高分解能分子評価分光装置の開発
Development of a Molecular Assessment High-resolution Observation Spectrometer (MAHOS) for Microsatellites
Maho Nakagawa, Takayoshi Yamada, Shigeru Sato, Ichiro Kato, Toshiyuki Nishibori, Kenichi Harada,Toru Taniguchi, Hiroaki Kawamoto, Kazuyuki Nakamura, Takahiro Kuhara, and Yasuko Kasai (2021)
IEEE Journal on Miniaturization for Air and Space Systems, DOI 10.1109/JMASS.2021.3093549 (2021) CI
氷天体の地下水脈を模擬するモンゴルの凍結閉鎖盆地湖の化学的分配と水質化学に関する研究
Field investigations of chemical partitioning and aqueous chemistry of freezing closed-basin lakes in Mongolia as analogs of subsurface brines on icy bodies
Yoda, M., Y. Sekine, K. Fukushi, T. Kitajima, B. Gankhurel, D. Davaasuren, T. Gerelmaa, S. Ganbat, D. Shoji, M. Y. Zolotov, Y. Takahashi (2021)
Journal of Geophysical Research – Planets, 126, e2021JE006972, 1–22 DOI: 10.1029/2021JE006972
木星氷衛星探査ミッション(JUICE)搭載ガニメデレーザ高度計(GALA)：ミッション、サイエンス、及び受信系モジュールの開発
The Ganymede Laser Altimeter (GALA) for the Jupiter Icy Moons Explorer (JUICE): Mission, science, and instrumentation of its receiver modules
Keigo Enya, Masanori Kobayashi, Jun Kimura, Hiroshi Araki, Noriyuki Namiki, Hirotomo Noda, Shingo Kashima, Shoko Oshigami, Ko Ishibashi, T.Yamawaki, Kazuyuki Tohara, Yoshifumi Saito, Masanobu Ozaki, Takahide Mizuno, Shunichi Kamata, Koji Matsumoto, Sho Sasaki, Kiyoshi Kuramoto, Yuki Sato, Takeshi Yokozawa, Tsutomu Numata, Satoko Mizumoto, Hiroyuki Mizuno, Kenta Nagami, Akihiko Sawamura, Kazuo Tanimoto, Hisato Imai, Hiroyuki Nakagawa, Okiharu Kirino, David Green, Masayuki Fujii, Satoru Iwamura, Naofumi Fujishiro, Yoshiaki Matsumoto, Kay Lingenauber, Reinald Kallenbach, Christian Althaus, Thomas Behnke, Jan Binger, Anna DaurskikhnHen, Eisenmenger, Ulrich Heer, Christian Hüttig, Luisa M.Lara, Alexander Lichopoj, Horst Georg Lötzke, Fabian Lüdicke, Harald Michaelis, Juan Pablo Rodriguez, Garcia, Kerstin Rösner, Alexander Stark, Gregor Steinbrügge, Pascal Thabaut, Nicolas Thomas, Simonedel Togno, Daniel Wahl , Belinda Wendler, Kai Wickhusen, KonradWillner, Hauke Hussmann (2021)
Advances in Space Research, 69, 5, P2283-2304 DOI : 10.48550/arXiv.2203.08995
数値シミュレーションによるJUICE RWIアンテナの校正
Calibration of the JUICE RWI antennas by numerical simulation.
Fischer, G., M. Panchenko, W. Macher, Y. Kasaba, H. Misawa, M. Tokarz,
L. Wisniewski, B. Cecconi, J. Bergman, J. E. Wahlund (2021).
Radio Science 56, e2021RS007309. DOI : 10.1029/2021RS007309
ひさき衛星による木星オーロラの時間変化の観測
Variation of Jupiter's Aurora Observed by Hisaki
Chihiro Tao, Tomoki Kimura, Elena A. Kronberg, Fuminori Tsuchiya, Go Murakami, Atsushi Yamazaki, Marissa F. Vogt, Bertrand Bonfond, Kazuo Yoshioka, Ichiro Yoshikawa, Yasumasa Kasaba, Hajime Kita, Shogo Okamoto (2021)
EXCEED: 4. Quasi-Periodic Variation, Journal of Geophysical Research, in press, DOI: 10.1002/essoar.10504013.1
エンケラドゥスとタイタン：太陽系の新たな世界
Enceladus and Titan: emerging worlds of the Solar System.
Sulaiman, A.H., Achilleos, N., Bertucci, C. A. Coates, M. Dougherty, L. Hadid, M. Holmberg, H-W Hsu, T. Kimura, et al. (2021)
Experimental Astronomy DOI: 10.1007/s10686-021-09810-z
XMM-Newton、Hubble、Hisakiが観測した木星朝側の紫外線嵐とインジェクション際のX線オーロラJupiter’s X-ray aurora during UV dawn storms and injections as observed by XMM–Newton, Hubble, and Hisaki
A D Wibisono, G Branduardi-Raymont, W R Dunn, T Kimura, A J Coates, D Grodent, Z H Yao, H Kita, P Rodriguez, G R Gladstone, B Bonfond, R P Haythornthwaite, (2021)
Monthly Notices of the Royal Astronomical Society, 507, 1, October 2021, P1216-1228 DOI: 10.1093/mnras/stab2218
すざくによる木星の硬X線放射の観測
Suzaku observations of Jovian diffuse hard X-ray emission
Masaki Numazawa, Yuichiro Ezoe, Takaya Ohashi, Kumi Ishikawa, Yoshizumi Miyoshi, Daikou Shiota, Yasunobu Uchiyama, Tomoki Kimura (2021)
PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN 73(4) 894-911 DOI : 10.1093/pasj/psab053
超小型衛星による大気観測に向けた小型放射計較正ユニットの開発
Compact 480 GHz radiometer calibration unit with specular-reflection absorber for atmospheric remote sensor on-board microsatellite
Nakagawa, M., Y. Uchiyama, T. Yamada, T. Nishibori, S. Ochiai, M. Mizuno, A. Uematsu, S. Sato, Y. Nakano, Y. Kasai (2021)
IEEE remote sensing, accepted, DOI: 10.1109/TTHZ.2021.3095436
エウロパ内の硫黄循環における水熱合成による硫酸塩酸化還元の役割
The role of hydrothermal sulfate reduction in the sulfur cycles within Europa: Laboratory experiments on sulfate reduction at 100 MPa
Tan, S., Y. Sekine, T. Shibuya, C. Miyamoto, Y. Takahashi (2021)
Icarus, 357, 114222, 1-13, DOI: 10.1016/j.icarus.2020.114222
2020
In-situ formation of monohydrocalcite in alkaline saline lakes in the Valley of Gobi Lakes: Prediction of Mg, Ca, and total dissolved carbonate concentrations in Enceladus' ocean and alkaline-carbonate ocean worlds
Fukushi, K., E. Imai, Y. Sekine, T. Kitajima, B. Gankhurel, D. Davaasren, N. Hasebe (2020)
Minerals, 10, 669, 1-15, DOI: 10.3390/min10080669
惑星における酸化還元反応と居住可能性
Habitability and planetary redox
Sekine, Y. (2020)
Viva Origino, 48, 6, 1-13 DOI: Viva Origino, 48, 6, 1-13
宇宙生物学探査における実験とシミュレーションの取り組み
Experimental and simulation efforts in the astrobiological exploration of exooceans
Taubner, R.-S., K. Olsson-Francis, S. Vance, N.K. Ramkissoon, F. Postberg, J.-P. de Vera, A. Antunes, E. Camprubi Casas, Y. Sekine, L. Noack, L. Barge, J. Goodman, M. Jebbar, B. Journaux, Ӧ. Karatekin, F. Klenner, E. Rabbow, P. Rettberg, T. Rückriemen-Bez, J. Saur, T. Shibuya, K. Soderlund (2020)
Space Science Review, 216: 9, 1-41, DOI: 10.1007/s11214-020-0635-5
2019
ガニメデレーザ高度計(GALA)の科学目標，機器設計，機器性能
The Ganymede laser altimeter (GALA): key objectives, instrument design, and performance
Hussmann, H., K. Lingenauber, R. Kallenbach. K. Enya. N. Thomas, L. M. Lara, C. Althaus, H. Araki, T. Behnke, J. M. Castro-Marin, H. Eisenmenger, T. Gerber, M. H. de la Revilla, C. Hüttig, K. Ishibashi, J. Jiménez-Ortega, J. Kimura, M. Kobayashi, H. Lötzke, A. Lichopoj, F. Lüdicke, I. Martínez-Navajas, H. Michaelis, N. Namiki, H. Noda, J. Oberst, S. Oshigami, J. García, J. Rodrigo, K. Rösner, A. Stark, G. Steinbrügge, P. Thabaut, S. Togno, K. Touhara, S. Villamil, B. Wendler, K. Wickhusen, K. Willner (2019)
CEAS Space Journal, 11-4, 381–390, DOI: 10.1007/s12567-019-00282-8
木星放射線帯にみられる朝夕非対称性と，その短時間変化の仕組みを探る
Short-term Variation in the Dawn-Dusk Asymmetry of the Jovian Radiation Belt Obtained from GMRT and Hisaki EXCEED Observations
Kita, H, H. Misawa, A. Bhardwaj, F. Tsuchiya, G. Murakami, C. Tao, T. Kimura, K. Yoshioka, A. Yamazaki, Y. Kasaba, I. Yoshikawa, M. Fujimoto (2019)
The Astrophysical Journal Letters, 872, 2, DOI: 10.3847/2041-8213/ab0427
イオプラズマトーラスの空間変化をひさきによる観測で解明
Azimuthal Variation in the Io Plasma Torus Observed by the Hisaki Satellite From 2013 to 2016
Tsuchiya, F., R. Arakawa, H. Misawa, M. Kagitani, R. Koga, F. Suzuki, R. Hikida, K. Yoshioka, A. Steffl, F. Bagenal, P. Delamere, T. Kimura, Y. Kasaba, G. Murakami, I. Yoshikawa, A. Yamazaki, M. Yoneda (2019)
J. Geophys. Res. Space Physics, 124, 5, DOI: 10.1029/2018JA026038
ハッブル宇宙望遠鏡・ひさき・JUNOによる同時観測で，木星オーロラ変動と磁気圏ダイナミクスの結合を解明
On the Relation Between Jovian Aurorae and the Loading/Unloading of the Magnetic Flux: Simultaneous Measurements From Juno, Hubble Space Telescope, and Hisaki
Yao Z. H., D. Grodent, W. S. Kurth, G. Clark, B. H. Mauk, T. Kimura, B. Bonfond, S.‐Y. Ye, A. T. Lui, A. Radioti, B. Palmaerts, W. R. Dunn, L. C. Ray, F. Bagenal, S. V. Badman, I. J. Rae, R. L. Guo, Z. Y. Pu, J.‐C. Gérard, K. Yoshioka, J. D. Nichols, S. J. Bolton, S. M. Levin (2019)
J. Geophys. Res. Space Physics, 46, 21, DOI: 10.1029/2019GL084201
ひさきによる観測で，イオの中性酸素雲の過渡的変化を解明
Transient change of Io's neutral oxygen cloud and plasma torus observed by Hisaki
Koga, R., F. Tsuchiya, M. Kagitani, T. Sakanoi, K. Yoshioka, I. Yoshikawa, T. Kimura, G. Murakami, A. Yamazaki, H. T. Smith, F. Bagenal (2019)
J. Geophys. Res. Space Physics, 124, 12, DOI: 10.1029/2019JA026877
ひさきとJUNOによる多地点観測から，太陽風動圧変化と木星紫外線オーロラ変動の関係を探る
Jovian UV aurora's response to the solar wind: Hisaki EXCEED and Juno observations
Kita, H., T. Kimura, C. Tao, F. Tsuchiya, G. Murakami, A. Yamazaki, K. Yoshioka, R.W. Ebert, R.J. Wilson, F. Allegrini, G. Clark, J. E. P. Connerney, G. R. Gladstone, I. Yoshikawa, M. Fujimoto (2019)
J. Geophys. Res. Space Physics, 124, 12, DOIi: 10.1029/2019JA026997
火山活動に伴うイオプラズマトーラスの高エネルギー電子分布変化をひさきで観測
Spatially asymmetric increase in hot electron fraction in the Io plasma torus during volcanically active period revealed by observations by Hisaki/EXCEED from November 2014 to May 2015
Hikida, R., K. Yoshioka, F. Tsuchiya, M. Kagitani, T. Kimura, F. Bagenal, N. Schneider, G. Murakami, A. Yamazaki, H. Kita, E. Nerney, I. Yoshikawa (2019)
J. Geophys. Res. Space Physics, 125, 3,DOI: 10.1029/2019JA027100
ISS搭載JEM-GLIMSと地上雷ネットワークの連携観測による，放電特性の分類
Optical properties of intracloud and cloud-to-ground discharges derived from JEM-GLIMS lightning observations Bandholnopparat
K., M. Sato, T. Ushio, T. Adachi, and Y. Takahashi (2019)
J. Atmos. Solar-Terr. Phys., 189, 87-97, DOI: 10.1016/j.jastp.2019.04.005
あかつきによる金星の網羅的雷観測と初期成果
Constraints on Venus lightning from Akatsuki's first three years in orbit
Lorenz, Ralph D., M. Imai, Y. Takahashi, M. Sato, A. Yamazaki, T.M. Sato, T. Imamura, T. Satoh, M. Nakamura (2019)
Geophys. Res. Lett., 46, 7955–7961, DOIi: 10.1029/2019GL083311
土星キロメトリック放射にみられる南北強度非対称性の季節変化
Seasonal variation of north-south asymmetry in the intensity of Saturn Kilometric Radiation from 2004 to 2017
Nakamura, Y., Y. Kasaba, T. Kimura, L. Lamy, B. Cecconi, G. Fischer, A. Sasaki, C. Tao, F. Tsuchiya, H. Misawa, A. Kumamoto, A. Morioka (2019)
Planet. Space Sci., 178, 104711 DOI: 10.1016/j.pss.2019.104711
Meeting the Magnetic EMC Challenges for the In-Situ Field Measurements on the Juice Mission
Brown, P., U. Auster, J.E.S. Bergman, J. Fredriksson, Y. Kasaba, M. Mansour, A. Pollinger, R. Baughen, M. Berglund, D. Hercik, H. Misawa, A.Retino, M. Bendyk, W. Magnes, B. Cecconi, M.K. Dougherty, G. Fischer (2019)
Proc. of 2019 ESA Workshop on Aerospace EMC, DOI: 10.23919/AeroEMC.2019.8788942
エウロパの地下に秘められた生命の可能性を探る
Active Surface and Interior of Europa as a Potential Deep Habitat
Jun Kimura (2019)
Astrobiology (Eds. A. Yamagishi, T. Kakegawa and T. Usui), DOI: 10.1007/978-981-13-3639-3_24
スプライトが引き起こすHO2ラジカル生成をISS搭載SMILESで探る
HO2 generation above sprite-producing thunderstorms derived from low-noise SMILES observation spectra
Yamada, T., T.O. Sato, T. Adachi, H. Winkler, K. Kuribayashi, R.Larsson, N. Yoshida, Y. Takahashi, M. Sato, A. B. Chen, R. R. Hsu, Y. Nakano, T. Fujinawa, S. Nara, Y. Uchiyama, Y. Kasai (2019)Geophys. Res. Lett., 47, DOI: 10.1029/2019GL085529
JUICE搭載ガニメデレーザー高度計(GALA)が目指す科学観測
Science Objectives of the Ganymede Laser Altimeter (GALA) for the JUICE mission
Jun KIMURA, Hauke HUSSMANN, Shunichi KAMATA, Koji MATSUMOTO, Jürgen OBERST, Gregor STEINBRÜGGE, Alexander STARK, Klaus GWINNER, Shoko OSHIGAMI, Noriyuki NAMIKI, Kay LINGENAUBER, Keigo ENYA, Kiyoshi KURAMOTO, Sho SASAKI(2019)
Trans. JSASS Aerospace Tech. Japan, ,17,2 P234-243 DOI: 10.2322/tastj.17.234
2018
超小型衛星搭載用火星サブミリ波センサーの実現可能性調査
Mars sub-millimeter sensor on micro-satellite: sensor feasibility study, geoscientific instrumentation methods and data systems
Larsson, R., Y. Kasai, T. Kuroda, S. Sato, T. Yamada, H. Maezawa, Y. Hasegawa, T. Nishibori, S. Nakasuka, P. Hartogh (2018)
Geosci. Instrum. Method. Data Syst., 7, 331-341, DOI: 10.5194/gi-7-331-2018
JUICE/SWI等の希薄大気における、Gauss-Seidel法を用いた回転遷移のスペクトル観測へのnon-LTEモデル開発と、放射伝達シミュレーターへの実装について
Solving non-LTE problems in rotational transitions using the Gauss–Seidel method and its implementation in the Atmospheric Radiative Transfer Simulator
Yamada, T., L. Rezac, R. Larsson, P. Hartogh, N. Yoshida, Y. Kasai (2018)
A&A, 619, A181, DOIi: 10.1051/0004-6361/201833566
パッシブレーダー観測による木星氷衛星の地下探査を目指して
Feasibility of the exploration of the subsurface structures of Jupiter's icy moons by interference of Jovian hectometric and decametric radiation
A.Kumamoto, Y. Kasaba, F. Tsuchiya, H. Misawa, H. Kita, W. Puccioy, J.-E. Wahlundy, J. Bergmany, B. Cecconi, Y. Goto, J. Kimura, T. Kobayashi (2018)
Planetary Radio Emissions VIII, Proceedings of the 8th International Workshop, DOI: 10.1553/PRE8s127
2014
木星の成層圏における放射加熱および冷却速度のパラメータ化
Parameterization of radiative heating and cooling rates in the stratosphere of Jupiter
TakeshiKuroda, Alexander S., Medvedev, Paul Hartoghb (2014)
Icarus, 242, 149-157, doi: 10.1016/j.icarus.2014.08.001