Ikoma Masahiro 生駒大洋

… Alternative Names

IKOMA Masahiro 生駒大洋

生駒大洋イコママサヒロ

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Researcher Number	80397025
Other IDs
Affiliation (Current)	2025: 国立天文台, 科学研究部, 教授
Affiliation (based on the past Project Information) *help	2025: 国立天文台, 科学研究部, 教授 2020 – 2023: 国立天文台, 科学研究部, 教授 2015 – 2020: 東京大学, 大学院理学系研究科(理学部), 准教授 2011 – 2016: 東京大学, 理学(系)研究科(研究院), 准教授 2013: 東京大学, 理学系研究科, 准教授 2006: 東京工業大学, 大学院理工学研究科, 助手 2005: 東京工業大学, 大学院・理工学研究科, 21世紀COE助手
Review Section/Research Field	Principal Investigator Basic Section 17010:Space and planetary sciences-related / Science and Engineering / Solid earth and planetary physics / Astronomy / Science and Engineering Except Principal Investigator Astronomy / Basic Section 17010:Space and planetary sciences-related / Science and Engineering
Keywords	Principal Investigator 惑星大気 / 惑星形成 / 系外惑星 / 高層大気 / 地球型惑星 / 惑星進化 / 惑星形成・進化 / ハビタブル惑星 / 惑星起源・進化 / 惑星内部構造 … More / 木震学 / 内部構造 / 木星 / 惑星内部 / 大気起源 / 大気形成 … More Except Principal Investigator 太陽系外惑星 / 惑星大気 / 多色撮像カメラ / トランジット / ディフューザー / 惑星種族合成 / 質量半径関係 / 惑星種族合成理論 / 小型惑星 / 赤色矮星 / 視線速度 / 多色同時撮像カメラ / TESS / ホットジュピター / 系外惑星大気 / 透過光分光 / 観測装置開発 / スーパーアース / 巨星 / 中質量星 / 測光観測 / 視線速度観測 / 天文学 / 流体シミュレーション / 重力多体シミュレーション / 地球型惑星 / 木星型惑星 / 天体物理学 / 惑星形成 / 理論天文学 / 原始惑星系円盤 / 星形成 / 系外惑星 Less

木震学：世界３地点同日ネットワーク観測で探る巨大ガス惑星の内部と大気Principal Investigator
- Principal Investigator
  
  生駒大洋
- Project Period (FY)
  2025 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 17010:Space and planetary sciences-related
- Research Institution
  National Astronomical Observatory of Japan
高層大気の広がりから太陽系外地球型惑星の表層環境を探るための理論的研究Principal Investigator
- Principal Investigator
  
  生駒大洋
- Project Period (FY)
  2021 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 17010:Space and planetary sciences-related
- Research Institution
  National Astronomical Observatory of Japan
Uncovering the nature of small exoplanets via collaborations between observational and theoretical studies
- Principal Investigator
  
  NARITA Norio
- Project Period (FY)
  2018 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 17010:Space and planetary sciences-related
- Research Institution
  The University of Tokyo
  Center for Novel Science Initatives, National Institutes of Natural Sciences
Theoretical and Observational Studies of the Formation and Evolution of Diverse Planetary AtmospheresPrincipal Investigator
- Principal Investigator
  
  Ikoma Masahiro
- Project Period (FY)
  2018 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Science and Engineering
- Research Institution
  National Astronomical Observatory of Japan
  The University of Tokyo
Observation of Jovian surface oscillations with a Doppler imaging spectrograph: Toward an understanding of the interior and origin of JupiterPrincipal Investigator
- Principal Investigator
  
  Ikoma Masahiro
- Project Period (FY)
  2017 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Solid earth and planetary physics
- Research Institution
  National Astronomical Observatory of Japan
  The University of Tokyo
Investigating the Nature of Super-Earths via High-Precision Near-Infrared 3-color Simultaneous Transit Photometry
- Principal Investigator
  
  Narita Norio
- Project Period (FY)
  2013 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Astronomy
- Research Institution
  The University of Tokyo
  National Astronomical Observatory of Japan
Understanding of accretion process of atmospheres of short-period super-EarthsPrincipal Investigator
- Principal Investigator
  
  Ikoma Masahiro
- Project Period (FY)
  2013 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Astronomy
- Research Institution
  The University of Tokyo
Formation theory of habitable terrestrial planets
- Principal Investigator
  
  IDA SHIGERU
- Project Period (FY)
  2011 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Science and Engineering
- Research Institution
  Tokyo Institute of Technology
Detailed studies on extrasolar-planets orbiting intermediate-mass stars based on radial velocimetry and photometry
- Principal Investigator
  
  SATO BUNEI
- Project Period (FY)
  2011 – 2013
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Astronomy
- Research Institution
  Tokyo Institute of Technology
系外惑星系における惑星大気の多様性の解明Principal Investigator
- Principal Investigator
  
  生駒大洋
- Project Period (FY)
  2005 – 2006
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Tokyo Institute of Technology

[Book] 系外惑星の事典2016
- Author(s)
  井田茂・田村元秀・生駒大洋・関根康人
- Total Pages
  364
- Publisher
  朝倉書店
- Data Source
  KAKENHI-PROJECT-25400224
[Journal Article] Characterization of starspots on a young M-dwarf K2-25: multiband observations of stellar photometric variability and planetary transits2024
- Author(s)
  Mori, M., Ikuta, K., Fukui, A., Narita, N., de Leon, J. P., Livingston, J. H., Ikoma, M., Kawai, Y., Kawauchi, K., Murgas, F., Palle, E., Parviainen, H., Fernandez Rodriguez, G., Terada, Y., Watanabe, N., Tamura, M.
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 530 Issue: 1 Pages: 167-189
- DOI
  10.1093/mnras/stae841
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K20376, KAKENHI-PLANNED-18H05439
[Journal Article] An M dwarf accompanied by a close-in giant orbiter with SPECULOOS2023
- Author(s)
  Triaud Amaury H M J、Dransfield Georgina、Kagetani Taiki、Timmermans Mathilde、Narita Norio、Barkaoui Khalid、Hirano Teruyuki、et al.
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society: Letters
  
  Volume: 525 Issue: 1 Pages: L98-L104
- DOI
  10.1093/mnrasl/slad097
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14783, KAKENHI-PLANNED-18H05439, KAKENHI-PUBLICLY-21H00035, KAKENHI-PROJECT-23K25923
[Journal Article] An Earth-sized Planet around an M5 Dwarf Star at 22 pc2023
- Author(s)
  Hirano Teruyuki、Dai Fei、Livingston John H.、et al.
- Journal Title
  
  The Astronomical Journal
  
  Volume: 165 Issue: 3 Pages: 131-131
- DOI
  10.3847/1538-3881/acb7e1
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14783, KAKENHI-PLANNED-20H05893, KAKENHI-PROJECT-20J21872, KAKENHI-PROJECT-21K20388, KAKENHI-PLANNED-18H05438, KAKENHI-PLANNED-18H05439, KAKENHI-PLANNED-18H05442
[Journal Article] Two sub-Neptunes around the M dwarf TOI-14702023
- Author(s)
  Gonzalez-Alvarez E.、Zapatero Osorio M. R.、Caballero J. A.、Bejar V. J. S.、Cifuentes C.、Fukui A.、Herrero E.、Kawauchi K.、Livingston J. H.、Lopez-Gonzalez M. J.、Morello G.、Murgas F.、Narita, N.、・・・、Ikoma M. et al.
- Journal Title
  
  Astronomy & Astrophysics
  
  Volume: 675 Pages: A177-A177
- DOI
  10.1051/0004-6361/202346292
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05439
[Journal Article] The mass of TOI-519 b: A close-in giant planet transiting a metal-rich mid-M dwarf2023
- Author(s)
  Kagetani Taiki、Narita Norio、Kimura Tadahiro、Hirano Teruyuki、et al.
- Journal Title
  
  Publications of the Astronomical Society of Japan
  
  Volume: 75 Issue: 4 Pages: 713-721
- DOI
  10.1093/pasj/psad031
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14783, KAKENHI-PROJECT-21K13975, KAKENHI-PROJECT-21K20376, KAKENHI-PLANNED-18H05439, KAKENHI-PUBLICLY-21H00035, KAKENHI-PROJECT-23K25923
[Journal Article] TOI 4201 b and TOI 5344 b: Discovery of Two Transiting Giant Planets around M-dwarf Stars and Revised Parameters for Three Others2023
- Author(s)
  Hartman, J. D., Bakos, G. A., Csubry, Z., Howard, A. W., Isaacson, H., Giacalone, S., Chontos, A., Narita, N., Fukui, A., de Leon, J. P., Watanabe, N., Mori, M., Kagetani, T., Fukuda, I., Kawai, Y., Ikoma, M., Palle, E., Murgas, F., Esparza-Borges, E., Parviainen, H., Bouma, L. G., Cointepas, M., Bonfils, X., et al.
- Journal Title
  
  The Astronomical Journal
  
  Volume: 163 Issue: 4 Pages: 23-23
- DOI
  10.3847/1538-3881/acf56e
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K20376, KAKENHI-PLANNED-18H05439
[Journal Article] TOI-1442 b and TOI-2445 b: Two potentially rocky ultra-short period planets around M dwarfs2023
- Author(s)
  Morello G.、Parviainen H.、Murgas F.、Palle E.、Oshagh M.、Fukui A.、Hirano T.、et al.
- Journal Title
  
  Astronomy & Astrophysics
  
  Volume: 673 Pages: A32-A32
- DOI
  10.1051/0004-6361/202243592
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14783, KAKENHI-PROJECT-21K13975, KAKENHI-PLANNED-18H05439, KAKENHI-PUBLICLY-21H00035, KAKENHI-PROJECT-23K25923
[Journal Article] Survival of Terrestrial N2-O2 atmospheres in violent XUV environments through efficient atomic line radiatice cooling2023
- Author(s)
  Nakayama, A., Ikoma, M., & Terada, N.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 937 Issue: 2 Pages: 72-72
- DOI
  10.3847/1538-4357/ac86ca
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695, KAKENHI-PROJECT-22H00164, KAKENHI-PLANNED-18H05439, KAKENHI-PROJECT-20H00192, KAKENHI-PROJECT-21H01141
[Journal Article] Exploring the Ability of Hubble Space Telescope WFC3 G141 to Uncover Trends in Populations of Exoplanet Atmospheres through a Homogeneous Transmission Survey of 70 Gaseous Planets2023
- Author(s)
  Edwards Billy、Changeat Quentin、Tsiaras Angelos、Yip Kai Hou、Al-Refaie Ahmed F.、Anisman Lara、Bieger Michelle F.、Gressier Amelie、Shibata Sho、Skaf Nour、Bouwman Jeroen、Cho James Y-K.、Ikoma Masahiro、Venot Olivia、Waldmann Ingo、Lagage Pierre-Olivier、Tinetti Giovanna
- Journal Title
  
  The Astrophysical Journal Supplement Series
  
  Volume: 269 Issue: 1 Pages: 31-31
- DOI
  10.3847/1538-4365/ac9f1a
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05439
[Journal Article] Validation and atmospheric exploration of the sub-Neptune TOI-2136b around a nearby M3 dwarf2022
- Author(s)
  Kawauchi K.、Murgas F.、Palle E.、Narita N.、Fukui A.、Hirano T.、et al.
- Journal Title
  
  Astronomy & Astrophysics
  
  Volume: 666 Pages: A4-A4
- DOI
  10.1051/0004-6361/202243381
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14783, KAKENHI-PROJECT-21K13975, KAKENHI-PLANNED-20H05893, KAKENHI-PROJECT-20J21872, KAKENHI-PROJECT-21K20388, KAKENHI-PLANNED-18H05439, KAKENHI-PLANNED-18H05442
[Journal Article] The origin of the high metallicity of close-in giant exoplanets2022
- Author(s)
  Shibata S., Helled R., Ikoma M.
- Journal Title
  
  Astronomy & Astrophysics
  
  Volume: 659 Pages: A28-A28
- DOI
  10.1051/0004-6361/202142180
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153, KAKENHI-PLANNED-18H05439
[Journal Article] A 38 Million Year Old Neptune-sized Planet in the Kepler Field2022
- Author(s)
  Bouma L. G. et al. (including Fukui A.)
- Journal Title
  
  The Astronomical Journal
  
  Volume: 163 Issue: 3 Pages: 121-121
- DOI
  10.3847/1538-3881/ac4966
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H04574, KAKENHI-PLANNED-18H05439, KAKENHI-PLANNED-18H05442
[Journal Article] Less Effective Hydrodynamic Escape of H2-H2O Atmospheres on Terrestrial Planets Orbiting Pre-main-sequence M Dwarfs2022
- Author(s)
  Yoshida Tatsuya、Terada Naoki、Ikoma Masahiro、Kuramoto Kiyoshi
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 934 Issue: 2 Pages: 137-137
- DOI
  10.3847/1538-4357/ac7be7
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K03638, KAKENHI-PROJECT-22H00164, KAKENHI-PLANNED-18H05439, KAKENHI-PROJECT-20H00192, KAKENHI-PROJECT-21H01141
[Journal Article] TOI-1452 b: SPIRou and TESS Reveal a Super-Earth in a Temperate Orbit Transiting an M4 Dwarf2022
- Author(s)
  Cadieux Charles、Doyon Rene、Plotnykov Mykhaylo、Hebrard Guillaume、Jahandar Farbod、Artigau Etienne、Valencia Diana、Cook Neil J.、Martioli Eder、Vandal Thomas、Donati Jean-Francois、Cloutier Ryan、Narita Norio、Fukui Akihiko、Hirano Teruyuki、et al.
- Journal Title
  
  The Astronomical Journal
  
  Volume: 164 Issue: 3 Pages: 96-96
- DOI
  10.3847/1538-3881/ac7cea
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14783, KAKENHI-PROJECT-21K13975, KAKENHI-PLANNED-18H05439, KAKENHI-PLANNED-18H05442
[Journal Article] Two temperate super-Earths transiting a nearby late-type M dwarf2022
- Author(s)
  Delrez L.、Murray C. A.、Pozuelos F. J.、Narita N.、Ducrot E.、Timmermans M.、Watanabe N.、Burgasser A. J.、Hirano T.、et al.
- Journal Title
  
  Astronomy & Astrophysics
  
  Volume: 667 Pages: A59-A59
- DOI
  10.1051/0004-6361/202244041
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14783, KAKENHI-PROJECT-21K13975, KAKENHI-PROJECT-20J21872, KAKENHI-PLANNED-18H05439, KAKENHI-PLANNED-18H05442
[Journal Article] TOI-1696: A Nearby M4 Dwarf with a 3 R_Earth Planet in the Neptunian Desert2022
- Author(s)
  Mori Mayuko、Livingston John H.、Leon Jerome de、Narita Norio、Hirano Teruyuki、et al.
- Journal Title
  
  The Astronomical Journal
  
  Volume: 163 Issue: 6 Pages: 298-298
- DOI
  10.3847/1538-3881/ac6bf8
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14783, KAKENHI-PLANNED-20H05893, KAKENHI-PROJECT-20J21872, KAKENHI-PROJECT-21K20388, KAKENHI-PLANNED-18H05439, KAKENHI-PLANNED-18H05442
[Journal Article] Predicted diversity in water content of terrestrial exoplanets orbiting M dwarfs2022
- Author(s)
  Kimura Tadahiro、Ikoma Masahiro
- Journal Title
  
  Nature Astronomy
  
  Volume: 6 Issue: 11 Pages: 1296-1307
- DOI
  10.1038/s41550-022-01781-1
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22KJ0816, KAKENHI-PLANNED-18H05439, KAKENHI-PROJECT-21H01141
[Journal Article] A hot sub-Neptune in the desert and a temperate super-Earth around faint M dwarfs2022
- Author(s)
  Esparza-Borges E.、Parviainen H.、Murgas F.、Pall? E.、Maas A.、Morello G.、Zapatero-Osorio M. R.、Barkaoui K.、Narita N.、Fukui A.、Casasayas-Barris N.、Oshagh M.、Crouzet N.、Gal?n D.、Fern?ndez G. E.、Kagetani T.、Kawauchi K.、Kodama T.、and co-authors
- Journal Title
  
  Astronomy & Astrophysics
  
  Volume: 666 Pages: A10-A10
- DOI
  10.1051/0004-6361/202243731
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K13975, KAKENHI-PROJECT-20J21872, KAKENHI-PLANNED-18H05439, KAKENHI-PLANNED-18H05442
[Journal Article] Five Key Exoplanet Questions Answered via the Analysis of 25 Hot-Jupiter Atmospheres in Eclipse2022
- Author(s)
  Changeat Q.、Edwards B.、Al-Refaie A. F.、Tsiaras A.、Skinner J. W.、Cho J. Y. K.、Yip K. H.、Anisman L.、Ikoma M.、Bieger M. F.、Venot O.、Shibata S.、Waldmann I. P.、Tinetti G.
- Journal Title
  
  The Astrophysical Journal Supplement Series
  
  Volume: 260 Issue: 1 Pages: 3-3
- DOI
  10.3847/1538-4365/ac5cc2
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05439
[Journal Article] Detectability of Rocky-Vapour atmospheres on super-Earths with Ariel2021
- Author(s)
  Ito Yuichi、Changeat Quentin、Edwards Billy、Al-Refaie Ahmed、Tinetti Giovanna、Ikoma Masahiro
- Journal Title
  
  Experimental Astronomy
  
  Volume: - Issue: 2 Pages: 357-374
- DOI
  10.1007/s10686-020-09693-6
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H01265, KAKENHI-PLANNED-18H05439
[Journal Article] Hydrodynamic Model of Hα Emission from Accretion Shocks of a Proto-giant Planet and Circumplanetary Disk2021
- Author(s)
  Takasao Shinsuke、Aoyama Yuhiko、Ikoma Masahiro
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 921 Issue: 1 Pages: 10-10
- DOI
  10.3847/1538-4357/ac0f7e
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13579, KAKENHI-PROJECT-17H01153, KAKENHI-PLANNED-18H05439
[Journal Article] Keck/OSIRIS Paβ High-contrast Imaging and Updated Constraints on PDS 70b2021
- Author(s)
  Uyama T., Xie C., Aoyama Y., Beichman C. A., Hashimoto J., Dong R., Hasegawa Y., Ikoma M., Mawet D., McElwain M. W., Ruffio J.-B., Wagner K. R., Wang J. J., Zhou Y.
- Journal Title
  
  The Astronomical Journal
  
  Volume: 162 Issue: 5 Pages: 214-214
- DOI
  10.3847/1538-3881/ac2739
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153, KAKENHI-PUBLICLY-21H00059, KAKENHI-PROJECT-22KJ3093, KAKENHI-PLANNED-18H05439
[Journal Article] ESPRESSO mass determination of TOI-263b: an extreme inhabitant of the brown dwarf desert2021
- Author(s)
  Palle E., Luque R., Zapatero Osorio M. R., Parviainen H., Ikoma M., Tabernero H. M., Zechmeister M., Mustill A. J., Bejar V. S. J., et al.
- Journal Title
  
  Astronomy & Astrophysics
  
  Volume: 650 Pages: A55-A55
- DOI
  10.1051/0004-6361/202039937
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153, KAKENHI-PLANNED-18H05439
[Journal Article] Ariel planetary interiors White Paper2021
- Author(s)
  Helled R., Werner S., Dorn C., Guillot T., Ikoma M., Ito Y., Kama M., Lichtenberg T., Miguel Y., Shorttle O., Tackley P. J., Valencia D., Vazan A.
- Journal Title
  
  Experimental Astronomy
  
  Volume: - Issue: 2 Pages: 323-356
- DOI
  10.1007/s10686-021-09739-3
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153
[Journal Article] TOI-2109: An Ultrahot Gas Giant on a 16 hr Orbit2021
- Author(s)
  Wong, I., Shporer, A., Zhou, G., Kitzmann, D., Komacek, T. D., Tan, X., ..., Ikoma, Masahiro et al.
- Journal Title
  
  The Astronomical Journal
  
  Volume: 162 Issue: 6 Pages: 256-256
- DOI
  10.3847/1538-3881/ac26bd
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153, KAKENHI-PROJECT-17H04574, KAKENHI-PLANNED-18H05439, KAKENHI-PLANNED-18H05442
[Journal Article] Exploring the link between star and planet formation with Ariel2021
- Author(s)
  Turrini D., Codella C., Danielski C., Fedele D., Fonte S., Garufi A., Guarcello M. G., Helled R., Ikoma M, Kama M., Kimura T., Kruijssen J. M. D., Maldonado J., Miguel Y., Molinari S., Nikolaou A., Oliva F., Panic O., Pignatari M., Podio L., Rickman H., Schisano E., Shibata S., Vazan A., Wolkenberg P.
- Journal Title
  
  Experimental Astronomy
  
  Volume: - Issue: 2 Pages: 225-278
- DOI
  10.1007/s10686-021-09754-4
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153
[Journal Article] Ariel Planetary Interiors White Paper2021
- Author(s)
  Helled Ravit, Werner Stephanie, Dorn Caroline, Guillot Tristan, Ikoma Masahiro et al.
- Journal Title
  
  Experimental Astronomy
  
  Volume: -
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H01265
[Journal Article] TOI-2285b: A 1.7 Earth-radius planet near the habitable zone around a nearby M dwarf2021
- Author(s)
  Fukui A et al.
- Journal Title
  
  Publications of the Astronomical Society of Japan
  
  Volume: 74 Issue: 1 Pages: L1-L8
- DOI
  10.1093/pasj/psab106
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K14518, KAKENHI-PROJECT-17H04574, KAKENHI-PUBLICLY-21H00035, KAKENHI-PLANNED-20H05893, KAKENHI-PROJECT-19K14783, KAKENHI-PROJECT-21H01141, KAKENHI-PROJECT-20J21872, KAKENHI-PLANNED-18H05439, KAKENHI-PLANNED-18H05442
[Journal Article] Comparison of Planetary Hα-emission Models: A New Correlation with Accretion Luminosity2021
- Author(s)
  Aoyama Y., Marleau G.-D., Ikoma M., Mordasini C.
- Journal Title
  
  The Astrophysical Journal Letters
  
  Volume: 917 Issue: 2 Pages: L30-L30
- DOI
  10.3847/2041-8213/ac19bd
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153, KAKENHI-PLANNED-18H05439
[Journal Article] Two Bright M Dwarfs Hosting Ultra-Short-Period Super-Earths with Earth-like Compositions*2021
- Author(s)
  Hirano T et al.
- Journal Title
  
  The Astronomical Journal
  
  Volume: 162 Issue: 4 Pages: 161-161
- DOI
  10.3847/1538-3881/ac0fdc
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K14518, KAKENHI-PROJECT-17H04574, KAKENHI-PUBLICLY-21H00035, KAKENHI-PLANNED-20H05893, KAKENHI-PROJECT-19K14783, KAKENHI-PROJECT-21H01141, KAKENHI-PROJECT-20J21872, KAKENHI-PLANNED-18H05439, KAKENHI-PLANNED-18H05442
[Journal Article] Formation of aqua planets with water of nebular origin: effects of water enrichment on the structure and mass of captured atmospheres of terrestrial planets2020
- Author(s)
  Kimura Tadahiro、Ikoma Masahiro
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 496 Issue: 3 Pages: 3755-3766
- DOI
  10.1093/mnras/staa1778
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H01265, KAKENHI-PLANNED-18H05439
[Journal Article] Hydrodynamic escape of mineral atmosphere from hot rocky exoplanet. I. Model description2020
- Author(s)
  Ito Yuichi、Ikoma Masahiro
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 502 Issue: 1 Pages: 750-771
- DOI
  10.1093/mnras/staa3962
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H01265, KAKENHI-PLANNED-18H05439
[Journal Article] Accretion Properties of PDS 70b with MUSE2020
- Author(s)
  Hashimoto Jun、Aoyama Yuhiko、Konishi Mihoko、Uyama Taichi、Takasao Shinsuke、Ikoma Masahiro、Tanigawa Takayuki
- Journal Title
  
  The Astronomical Journal
  
  Volume: 159 Issue: 5 Pages: 222-231
- DOI
  10.3847/1538-3881/ab811e
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K13579, KAKENHI-PROJECT-20K04051, KAKENHI-PUBLICLY-19H05089, KAKENHI-PLANNED-18H05439, KAKENHI-PROJECT-17H01153
[Journal Article] The origin of the high metallicity of close-in giant exoplanets2020
- Author(s)
  Shibata Sho、Helled Ravit、Ikoma Masahiro
- Journal Title
  
  Astronomy & Astrophysics
  
  Volume: 633 Pages: A33-A33
- DOI
  10.1051/0004-6361/201936700
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153, KAKENHI-PROJECT-18H01265, KAKENHI-PLANNED-18H05439
[Journal Article] Characteristics and performances of an interferometric Doppler imager installed at the 188 cm telescope of Okayama Observatory2020
- Author(s)
  Schmider F.-X., Dejonghe J., Guillot T., Ikoma M., Boumier P., Sato B., Jackiewicz J., Izumiura H., Hanayama H. et al.
- Journal Title
  
  Proceedings of the SPIE
  
  Volume: 11447 Pages: 249-249
- DOI
  10.1117/12.2559448
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153, KAKENHI-PLANNED-18H05442
[Journal Article] Discovery of a hot, transiting, Earth-sized planet and a second temperate, non-transiting planet around the M4 dwarf GJ 3473 (TOI-488)2020
- Author(s)
  Kemmer J.、Stock S.、Kossakowski D.、Kaminski A.、Molaverdikhani K.、Schlecker M.、Caballero J. A.、Amado P. J.、Astudillo-Defru N.、Bonfils X.、Ciardi D.、Collins K. A.、Espinoza N.、Fukui A.、Hirano T.、et al.
- Journal Title
  
  Astronomy & Astrophysics
  
  Volume: 642 Pages: A236-A236
- DOI
  10.1051/0004-6361/202038967
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14783, KAKENHI-PROJECT-20K14518, KAKENHI-PROJECT-20K14521, KAKENHI-PROJECT-18H01265, KAKENHI-PLANNED-18H05439, KAKENHI-PLANNED-20H05893, KAKENHI-PROJECT-17H04574, KAKENHI-PROJECT-20J21872, KAKENHI-PLANNED-18H05442
[Journal Article] Theoretical Transmission Spectra of Exoplanet Atmospheres with Hydrocarbon Haze: Effect of Creation, Growth, and Settling of Haze Particles. II. Dependence on UV Irradiation Intensity, Metallicity, C/O Ratio, Eddy Diffusion Coefficient, and Temperature2019
- Author(s)
  Kawashima Yui、Ikoma Masahiro
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 877 Issue: 2 Pages: 109-109
- DOI
  10.3847/1538-4357/ab1b1d
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18H01265, KAKENHI-PLANNED-18H05439
[Journal Article] Detectable Molecular Features above Hydrocarbon Haze via Transmission Spectroscopy with JWST: Case Studies of GJ 1214b-, GJ 436b-, HD 97658b-, and Kepler-51b-like Planets2019
- Author(s)
  Kawashima Yui、Hu Renyu、Ikoma Masahiro
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 876 Issue: 1 Pages: L5-L5
- DOI
  10.3847/2041-8213/ab16f6
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H01265, KAKENHI-PLANNED-18H05439
[Journal Article] Constraining Planetary Gas Accretion Rate from Hα Line Width and Intensity: Case of PDS 70 b and c2019
- Author(s)
  Aoyama Yuhiko、Ikoma Masahiro
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 885 Issue: 2 Pages: L29-L29
- DOI
  10.3847/2041-8213/ab5062
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17H01153, KAKENHI-PROJECT-18H01265, KAKENHI-PLANNED-18H05439
[Journal Article] First measurements of Jupiter’s zonal winds with visible imaging spectroscopy2019
- Author(s)
  Gonalves Ivan、Schmider F.X.、Gaulme Patrick、Morales-Juberas Raul、Guillot Tristan、Rivet Jean-Pierre、Appourchaux Thierry、Boumier Patrick、Jackiewicz Jason、Sato Bun’ei、Ida Shigeru、Ikoma Masahiro、M?karnia Djamel、Underwood Thomas A、Voelz David
- Journal Title
  
  Icarus
  
  Volume: 319 Pages: 795-811
- DOI
  10.1016/j.icarus.2018.10.019
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02065, KAKENHI-PLANNED-18H05438, KAKENHI-PLANNED-18H05439, KAKENHI-PROJECT-17H01153
[Journal Article] Capture of solids by growing proto-gas giants: effects of gap formation and supply limited growth2019
- Author(s)
  Shibata Sho、Ikoma Masahiro
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 487 Issue: 4 Pages: 4510-4524
- DOI
  10.1093/mnras/stz1629
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17H01153, KAKENHI-PROJECT-18H01265, KAKENHI-PLANNED-18H05439
[Journal Article] Runaway climate cooling of ocean planets in the habitable zone: a consequence of seafloor weathering enhanced by melting of high-pressure ice2019
- Author(s)
  Nakayama A、Kodama T、Ikoma M、Abe Y
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 488 Issue: 2 Pages: 1580-1596
- DOI
  10.1093/mnras/stz1812
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18H01265, KAKENHI-PLANNED-18H05439
[Journal Article] Water partitioning in Planetary Embryos and Protoplanets with Magma Oceans2018
- Author(s)
  M. Ikoma, L. Elkins-Tanton, K. Hamano, J. Suckale
- Journal Title
  
  Space Science Reviews
  
  Volume: 214 Issue: 4 Pages: 76-76
- DOI
  10.1007/s11214-018-0508-3
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13603, KAKENHI-PROJECT-16J06133, KAKENHI-PROJECT-18H01265
[Journal Article] The Origin of the Heavy-element Content Trend in Giant Planets via Core Accretion2018
- Author(s)
  Hasegawa, Y., Bryden, G., Ikoma M. et al. (他2名)
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 865 Issue: 1 Pages: 32-32
- DOI
  10.3847/1538-4357/aad912
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05439, KAKENHI-PROJECT-17H01153, KAKENHI-PROJECT-18H01265
[Journal Article] Theoretical Model of Hydrogen Line Emission from Accreting Gas Giants2018
- Author(s)
  Aoyama Yuhiko、Ikoma Masahiro、Tanigawa Takayuki
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 866 Issue: 2 Pages: 84-84
- DOI
  10.3847/1538-4357/aadc11
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-15H02065, KAKENHI-PLANNED-18H05439, KAKENHI-PROJECT-17H01153, KAKENHI-PROJECT-18H01265
[Journal Article] Acceleration of Cooling of Ice Giants by Condensation in Early Atmospheres2017
- Author(s)
  Kurosaki Kenji, Ikoma Masahiro
- Journal Title
  
  The Astronomical Journal
  
  Volume: 153 Issue: 6 Pages: 260-260
- DOI
  10.3847/1538-3881/aa6faf
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H01153
[Journal Article] Demonstrating High-precision, Multiband Transit Photometry with MuSCAT: A Case for HAT-P-14b2016
- Author(s)
  Fukui, A., Narita, N., Kawashima, Y., Kusakabe, N., Onitsuka, M., Ryu, T., Ikoma, M., Yanagisawa, K., Izumiura, H.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 819 Issue: 1 Pages: 27-37
- DOI
  10.3847/0004-637x/819/1/27
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-25400224, KAKENHI-PROJECT-25247026, KAKENHI-PROJECT-15J08463
[Journal Article] Formation and Evolution of Protoatmospheres2016
- Author(s)
  Massol, H., Hamano K., Tian F., Ikoma M., Abe, Y.., Chassefiere E., Davaille A., Genda H., Gudel M., Hori Y., Leblanc F., Marcq E., Sarda P., Shematovich, V. I., Stokl, A. and Lammer H
- Journal Title
  
  Space Science Reviews
  
  Volume: Volume 205, Issue 1-4, Issue: 1-4 Pages: 153-211
- DOI
  10.1007/s11214-016-0280-1
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-ORGANIZER-23103001, KAKENHI-PLANNED-23103003, KAKENHI-WRAPUP-16H01702, KAKENHI-PROJECT-25247026, KAKENHI-PROJECT-16J06133, KAKENHI-PROJECT-25400224, KAKENHI-PROJECT-15K13562, KAKENHI-PROJECT-26800242
[Journal Article] Critical core mass for enriched envelopes: the role of H2O condensation2015
- Author(s)
  VENTURINI Julia, ALIBERT Yann, BENZ Willy, IKOMA Masahiro
- Journal Title
  
  Astronomy & Astrophysics
  
  Volume: 印刷中
- Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25400224
[Journal Article] Critical Core Mass for Enriched Envelopes: The Role of H2O Condensation2015
- Author(s)
  Venturini, J., Alibert, Y., Benz, W., Ikoma, M.
- Journal Title
  
  Astronomy & Astrophysics
  
  Volume: 576 Pages: A114-A114
- DOI
  10.1051/0004-6361/201424008
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25400224
[Journal Article] Theoretical Emission Spectra of Atmospheres of Hot Rocky Super-Earths2015
- Author(s)
  Ito, Y., Ikoma, M., Kawahara, H., Nagahara, H., Kawashima, Y., and Nakamoto, T.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 801 Issue: 2 Pages: 144-144
- DOI
  10.1088/0004-637x/801/2/144
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PLANNED-23103005, KAKENHI-PROJECT-24340102, KAKENHI-PROJECT-25247026, KAKENHI-PROJECT-25400224, KAKENHI-PROJECT-25800106
[Journal Article] Impact of Photoevaporative Mass Loss on Masses and Radii of Water-rich Sub/super-Earths2014
- Author(s)
  Kurosaki, K., Ikoma, M., Hori, Y.
- Journal Title
  
  Astronomy & Astrophysics
  
  Volume: Vol.562 Pages: A80-A80
- DOI
  10.1051/0004-6361/201322258
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-11J03491, KAKENHI-PROJECT-25247026, KAKENHI-PROJECT-25400224
[Journal Article] Multi-band, Multi-epoch Observations of the Transiting Warm Jupiter WASP-80b2014
- Author(s)
  Akihiko Fukui, Yui Kawashima, Masahiro Ikoma, Norio Narita, Masahiro Onitsuka, Yoshifusa Ita, Hiroki Onozato, Shogo Nishiyama, Haruka Baba, Tsuguru Ryu, Teruyuki Hirano, et al.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 790 Issue: 2 Pages: 108-108
- DOI
  10.1088/0004-637x/790/2/108
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-13J03183, KAKENHI-PROJECT-22000005, KAKENHI-PLANNED-23103005, KAKENHI-PROJECT-25247026, KAKENHI-PROJECT-25400224, KAKENHI-PROJECT-25707012, KAKENHI-PUBLICLY-26103711, KAKENHI-PLANNED-24103003
[Journal Article] Initiation of leaking Earth: An ultimate trigger of the Cambrian explosion2013
- Author(s)
  Maruyama, S., Sawaki, Y., Ebisuzaki, T., Ikoma, M., Omori, S., Komabayashi, T.
- Journal Title
  
  Gondwana Research
  
  Volume: 25 Issue: 3 Pages: 910-944
- DOI
  10.1016/j.gr.2013.03.012
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-21109004, KAKENHI-PROJECT-24840021, KAKENHI-PROJECT-25247026, KAKENHI-PROJECT-26400484, KAKENHI-PROJECT-26800259, KAKENHI-PLANNED-26106002
[Journal Article] Optical-to-near-infrared Simultaneous Observations for the Hot Uranus GJ3470b : A Hint of a Cloud-free Atmosphere2013
- Author(s)
  Fukui, Akihiko, Narita, Norio, Kurosaki, Kenji, Ikoma, Masahiro, Yanagisawa, Kenshi, Kuroda, Daisuke, Shimizu, Yasuhiro, Takahashi, Yashiro H., et al.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 770 Issue: 2 Pages: 95-107
- DOI
  10.1088/0004-637x/770/2/95
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-11J00271, KAKENHI-PLANNED-23103005, KAKENHI-PROJECT-23244030, KAKENHI-PLANNED-24103003, KAKENHI-PROJECT-25400224
[Journal Article] IRSF SIRIUS JHKs Simultaneous Transit Photometry of GJ 1214b2013
- Author(s)
  Narita, N., Nagayama, T., Suenaga, T., Fukui, A., Ikoma, M., Nakajima, Y., Nishiyama, S., Tamura, M.
- Journal Title
  
  Publications of the Astronomical Society of Japan
  
  Volume: 65 Issue: 2 Pages: 27-27
- DOI
  10.1093/pasj/65.2.27
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22000005, KAKENHI-PLANNED-23103005, KAKENHI-PLANNED-24103003, KAKENHI-PROJECT-25400224, KAKENHI-PROJECT-25707012
[Journal Article] Starspots-Transit Depth Relation of the Evaporating Planet Candidate KIC 12557548b2013
- Author(s)
  Hajime Kawahara, Teruyuki Hirano, Kenji Kurosaki, Yuichi Ito, Masahiro Ikoma
- Journal Title
  
  The Astrophysical Journal Letters
  
  Volume: 776 Issue: 1 Pages: L6-L6
- DOI
  10.1088/2041-8205/776/1/l6
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-13J03183, KAKENHI-PLANNED-23103005, KAKENHI-PROJECT-25247026, KAKENHI-PROJECT-25400224, KAKENHI-PROJECT-25800106
[Journal Article] Multi-color Transit Photometry of GJ 1214b through BJHK sBands and a Long-term Monitoring of the Stellar Variability of GJ 12142013
- Author(s)
  Narita, Norio, Fukui, Akihiko, Ikoma, Masahiro, Hori, Yasunori, Kurosaki, Kenji, Kawashima, Yui, Nagayama, Takahiro, Onitsuka, Masahiro, Sukom, Amnart, Nakajima, Yasushi, Tamura, Motohide, Kuroda, Daisuke, Yanagisawa, Kenshi, Hirano, Teruyuki, Kawauchi, Kiyoe, Kuzuhara, Masayuki, Ohnuki, Hiroshi, Suenaga, Takuya, Takahashi, Yasuhiro H., et al.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 773 Issue: 2 Pages: 144-153
- DOI
  10.1088/0004-637x/773/2/144
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-11J00271, KAKENHI-PROJECT-11J03491, KAKENHI-PROJECT-22000005, KAKENHI-PLANNED-23103005, KAKENHI-PROJECT-23244030, KAKENHI-PLANNED-24103003, KAKENHI-PROJECT-25247026, KAKENHI-PROJECT-25400224
[Journal Article] In Situ Accretion of Hydrogen-rich Atmospheres on Short-period Super-Earths : Implications for the Kepler-11 Planets2012
- Author(s)
  M. Ikoma, Y. Hori
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 753 Issue: 1 Pages: 1-6
- DOI
  10.1088/0004-637x/753/1/66
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-11J03491, KAKENHI-PLANNED-23103005
[Journal Article] Planet Engulfment by 1.5-3 M_sun Red Giants2011
- Author(s)
  Kunitomo, M., Ikoma, M., Sato, B., Katsuta, Y., Ida, S.
- Journal Title
  
  Astrophys.J.
  
  Volume: 737 Issue: 2 Pages: 66-73
- DOI
  10.1088/0004-637x/737/2/66
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20244013, KAKENHI-PROJECT-21220001, KAKENHI-PROJECT-22000005, KAKENHI-ORGANIZER-23103001, KAKENHI-PLANNED-23103005
[Journal Article] 地球の海水の起源2007
- Author(s)
  生駒大洋
- Journal Title
  
  地学雑誌 116巻1号(掲載决定)
- NAID
  10025676288
- Data Source
  KAKENHI-PROJECT-17039004
[Journal Article] Constraints on the mass of a habitable planet with water of nebular origin2006
- Author(s)
  生駒大洋
- Journal Title
  
  The Astrophysical Journal 648巻1号
  
  Pages: 696-706
- Data Source
  KAKENHI-PROJECT-17039004
[Journal Article] On the Origin of HD 149026b2006
- Author(s)
  生駒大洋
- Journal Title
  
  The Astrophysical Journal 650巻2号
  
  Pages: 1150-1159
- Data Source
  KAKENHI-PROJECT-17039004
[Presentation] Formation of water-rich exoplanets2023
- Author(s)
  木村真博、生駒大洋
- Organizer
  From Disks to Planets: Formation and Early Evolution
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] Ariel mission: Possible science cases for low-gravity exoplanets2023
- Author(s)
  生駒大洋
- Organizer
  JpGU Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] 複数惑星系の巨大衝突進化に関する半解析的モデルの開発2023
- Author(s)
  木村真博、星野遥、小久保英一郎、生駒大洋
- Organizer
  日本惑星科学会2023
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] Potential Science Cases of MuSCAT series in the Southern Hemisphere2022
- Author(s)
  成田憲保、福井暁彦、住貴宏、生駒大洋ほか
- Organizer
  JpGU Meeting 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] Survival of Terrestrial N2-O2 Atmosphere in Violent XUV Environments by Efficient Atomic Line Radiative Cooling2022
- Author(s)
  中山陽史、生駒大洋、寺田直樹
- Organizer
  Forming and Exploring Habitable Worlds
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] Hydrodynamic escape of H2-H2O atmospheres on terrestrial planets around M dwarfs in the pre-main sequence2022
- Author(s)
  吉田辰哉, 寺田直樹, 倉本圭, 生駒大洋
- Organizer
  第23回惑星圏研究会
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] Survival of Terrestrial N2-O2 Atmosphere in Violent XUV Environments by Efficient Atomic Line Radiative Cooling2022
- Author(s)
  中山陽史、生駒大洋、寺田直樹
- Organizer
  Forming and Exploring Habitable Worlds
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H01141
[Presentation] Theoretical prediction of water contents of terrestrial exoplanets around M dwarfs with effects of water production in primordial atmospheres2022
- Author(s)
  木村真博、生駒大洋
- Organizer
  Rocky Worlds II
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H01141
[Presentation] 惑星大気形成進化論と系外惑星観測による検証2022
- Author(s)
  生駒大洋
- Organizer
  2021年度太陽研究シンポジウム
- Invited
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] Volatile accumulation, partition, and loss for rocky planets2022
- Author(s)
  生駒大洋
- Organizer
  Rocky Worlds II
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] M型星周りにおける地球型大気保持の可能性2022
- Author(s)
  中山陽史、生駒大洋、寺田直樹
- Organizer
  日本天文学会2022秋季年会
- Data Source
  KAKENHI-PROJECT-21H01141
[Presentation] 高XUV環境下における地球型大気の保持:原子放射冷却による熱的大気散逸の抑制2022
- Author(s)
  中山陽史, 生駒大洋, 寺田直樹
- Organizer
  第23回惑星圏研究会
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] 惑星大気形成進化論と系外惑星観測による検証2022
- Author(s)
  生駒大洋
- Organizer
  2021年度太陽研連シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-21H01141
[Presentation] Volatile accumulation, partition, and loss for rocky planets2022
- Author(s)
  生駒大洋
- Organizer
  Rocky Worlds II
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H01141
[Presentation] WSO-UV/UVSPEXを用いた紫外線トランジット観測によるTRAPPIST-1惑星の酸素大気の検出可能性の検討2022
- Author(s)
  生駒大洋、中山陽史ほか
- Organizer
  第22回宇宙科学シンポジウム
- Data Source
  KAKENHI-PROJECT-21H01141
[Presentation] Formation, evolution, and detectability of diverse aqua planets2022
- Author(s)
  生駒大洋
- Organizer
  10th ELSI Symposium
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] 系外惑星大気赤外分光観測衛星計画 Ariel2022
- Author(s)
  生駒大洋、塩谷圭吾、伊藤祐一、藤井友香、亀田真吾、川島由依、成田憲保、福井暁彦、村上豪
- Organizer
  日本天文学会2022年秋季年会
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] 系外惑星大気赤外分光観測衛星計画 ESA-M4 Ariel への参入に向けて2022
- Author(s)
  生駒大洋、塩谷圭吾、伊藤祐一、藤井友香、亀田真吾、川島由依、成田憲保、福井暁彦、村上豪
- Organizer
  日本天文学会2022年春季年会
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] M型星周りにおける地球型大気保持の可能性2022
- Author(s)
  中山陽史、生駒大洋、寺田直樹
- Organizer
  日本天文学会2022年秋季年会
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] Theoretical prediction of water contents of terrestrial exoplanets around M dwarfs with effects of water production in primordial atmospheres2022
- Author(s)
  木村真博、生駒大洋
- Organizer
  Rocky Worlds II
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] M型星周りの水惑星存在度に関する惑星形成論的予測2022
- Author(s)
  木村真博、生駒大洋
- Organizer
  日本天文学会2022秋季年会
- Data Source
  KAKENHI-PROJECT-21H01141
[Presentation] Formation, evolution, and detectability of diverse aqua planets2022
- Author(s)
  生駒大洋
- Organizer
  10th ELSI Symposium: ELSI Past & Future
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H01141
[Presentation] トランジット系外惑星大気サーベイ観測 Ariel2022
- Author(s)
  生駒大洋
- Organizer
  光赤天連シンポジウム
- Invited
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] 大気に隠された太陽系外惑星の正体と歴史を探る挑戦2021
- Author(s)
  生駒大洋
- Organizer
  第34回理論懇シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-21H01141
[Presentation] MuSCATシリーズとすばる望遠鏡IRDインテンシブ観測によるTESSトランジット惑星候補のフォローアップ観測2021
- Author(s)
  成田憲保、福井暁彦、生駒大洋、平野照幸、小谷隆行、田村元秀ほか
- Organizer
  日本天文学会2021年春季年会
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] 系外惑星トランジット観測のための可視4色同時撮像装置MuSCAT3の開発2021
- Author(s)
  福井暁彦, 成田憲保, 生駒大洋ほか
- Organizer
  日本天文学会2021年春季年会
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] 大気に隠された太陽系外惑星の正体と歴史を探る挑戦2021
- Author(s)
  生駒大洋
- Organizer
  第34回理論懇シンポジウム
- Invited
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] Results of TESS follow-up observations by the MuSCAT series and the Subaru IRD intensive program2021
- Author(s)
  成田憲保、福井暁彦、生駒大洋ほか
- Organizer
  Japan Geoscience Union (JpGU) Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] On the origin of metal-rich close-in gas giants: Planetesimals vs pebbles2021
- Author(s)
  M. Ikoma, K. Kikuchi, T. Kimura, A. Nakayama, S. Shibata
- Organizer
  Japan Geoscience Union (JpGU) Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153
[Presentation] On the origin of metal-rich close-in gas giants: Planetesimals vs pebbles2021
- Author(s)
  生駒大洋、菊池健斗、木村真博、中山陽史、柴田翔
- Organizer
  Japan Geoscience Union (JpGU) Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] DSMC simulations of slow hydrodynamic escape from Earth-like and Mars-like planets2021
- Author(s)
  寺田直樹, 寺田香織, 藤原均, 生駒大洋
- Organizer
  日本地球惑星科学連合2021年大会
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] On the origin of metal-rich close-in gas giants: Planetesimals vs pebbles2021
- Author(s)
  生駒大洋、菊池健斗、木村真博、中山陽史、柴田翔
- Organizer
  Japan Geoscience Union (JpGU) Meeting 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H01141
[Presentation] Characteristics and performances of an interferometric Doppler imager installed at the 188 cm telescope of Okayama Observatory2020
- Author(s)
  F.-X. Schmider, J. Dejonghe, T. Guillot, M. Ikoma et al.
- Organizer
  SPIE Astronomical Telescopes + Instrumentation 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153
[Presentation] Jupiter atmospheric dynamics from ground-based Doppler imaging2019
- Author(s)
  Schmider, F.-X., Guillot, T., Goncalves, I., Jackiewicz, J., Underwood, T., Voelz, D., Gaulme, P., Boumier, P., Appourchaux, T., Morales-Juberias, R., Ikoma, M., Sato, B., and Izumiura, H.
- Organizer
  EPSC-DPS Joint Meeting 2019
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153
[Presentation] TESS惑星候補の地上フォローアップ観測に向けたMuSCAT3の開発2019
- Author(s)
  成田憲保、福井暁彦、生駒大洋、田村元秀、日下部展彦、森万由子、山室智康
- Organizer
  日本地球惑星科学連合2019年大会
- Data Source
  KAKENHI-PROJECT-18H01265
[Presentation] Progress in and prospects for understanding of planet formation: Late stage accretion of gas giant planets2019
- Author(s)
  Masahiro Ikoma
- Organizer
  Subaru Telescope 20th Anniversary - Optical & Infrared Astronomy for the Next Decade
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H01265
[Presentation] Theoretical and observational studies on exoplanet atmospheres: Current understanding and future perspective2019
- Author(s)
  Masahiro Ikoma
- Organizer
  The 20th Symposium on Planetary Sciences
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H01265
[Presentation] The enrichment of giant exoplanets: Migration and planetesimal capture2019
- Author(s)
  Shibata S., Helled, R., and Ikoma, M.
- Organizer
  EPSC-DPS Joint Meeting 2019
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153
[Presentation] Infra-red observations for exoplanets of particular interest from theoretical points of view2019
- Author(s)
  Masahiro Ikoma
- Organizer
  Mid-infrared Astronomy: Past 20 years and Future 20 years
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H01265
[Presentation] TESS惑星候補の地上フォローアップ観測に向けた MuSCAT3 の開発2019
- Author(s)
  成田憲保, 福井暁彦, 生駒大洋（他4名）
- Organizer
  Japan Geoscience Union Meeting 2019
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] 中心星近傍岩石スーパーアースの放射スペクトル推定：大気散逸によるアルカリ金属の枯渇2019
- Author(s)
  伊藤祐一, 生駒大洋
- Organizer
  Japan Geoscience Union Meeting 2019
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] Effect of metallicity and eddy diffusion on transmission spectra of hazy exoplanet2019
- Author(s)
  川島由依, 生駒大洋
- Organizer
  Japan Geoscience Union Meeting 2019
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] 系外惑星科学の現状整理と展望2019
- Author(s)
  生駒大洋
- Organizer
  日本天文学会2019年秋季年会
- Invited
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] Progress in and prospects for understanding of planet formation: Late stage accretion of gas giant planets2019
- Author(s)
  Ikoma, M.
- Organizer
  Subaru Telescope 20th Anniversary
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153
[Presentation] Infra-red observations for exoplanets of particular interest from theoretical points of view2019
- Author(s)
  Ikoma, M.
- Organizer
  Mid-infrared Astronomy: Past 20 years & Future 20 years,
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] 系外惑星科学の現状整理と展望2019
- Author(s)
  生駒大洋
- Organizer
  日本天文学会2019年秋季年会「すばるとTMTの連携で拓くフロンティア」
- Invited
- Data Source
  KAKENHI-PROJECT-18H01265
[Presentation] Warm-start planets from core accretion, and H α from accreting planets: Thermal and radiative properties of the accretion shock2019
- Author(s)
  Marleau, G.-D., Aoyama, Y., Kuiper, R., Ikoma, M., and Mordasini, C.
- Organizer
  American Astronomical Society, Extreme Solar Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153
[Presentation] Theoretical and observational studies on exoplanet atmospheres: Current understanding and future perspective2019
- Author(s)
  Ikoma, M.
- Organizer
  The 20th Symposium on Planetary Sciences
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] Progress in and prospects for understanding of planet formation: Late stage accretion of gas giant planets2019
- Author(s)
  Ikoma, M.
- Organizer
  Subaru Telescope 20th Anniversary - Optical & Infrared Astronomy for the Next Decade
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] Formation of planetary envelopes and atmospheres: Role of vaporized icy material2018
- Author(s)
  生駒大洋
- Organizer
  COSPAR 2018
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153
[Presentation] 系外惑星大気科学の現状の概観2018
- Author(s)
  生駒大洋
- Organizer
  JpGU 連合大会 2018
- Invited
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] 系外惑星大気科学の現状と概観2018
- Author(s)
  生駒大洋
- Organizer
  JpGU 連合大会 2018
- Invited
- Data Source
  KAKENHI-PROJECT-17H01153
[Presentation] 4色同時撮像カメラMuSCAT2の初期成果とTESSに向けたMuSCAT3開発の展望2018
- Author(s)
  成田憲保, 福井暁彦, 日下部展彦, 渡辺紀治, 田村元秀, 山室智康, 生駒大洋, 川島由依, 越本直季, 川内紀代恵, John Livingston, Jerome de Leon, 寺田由佳, 森万由子
- Organizer
  日本惑星科学会2018年度秋季講演会
- Data Source
  KAKENHI-PROJECT-18H01265
[Presentation] Late-stage capture of solids by proto-gas giants.2018
- Author(s)
  Ikoma, M.
- Organizer
  Workshop on Giant Planet Formation, Evolution and Interior
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153
[Presentation] Theoretical prediction for atmospheric spectra of highly irradiated low-mass exoplanets2018
- Author(s)
  Masahiro Ikoma
- Organizer
  ExoMol Conference on Spectroscopy of Exoplanets
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H01265
[Presentation] Theoretical spectra of highly-irradiated atmospheres of transiting exoplanets2018
- Author(s)
  Ikoma, M., Ito, Y., Kawashima, Y., Osada, N. and Kameda, S.
- Organizer
  The 9th Solar System Symposium
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] Formation of planetary envelopes and atmospheres: Role of vaporized icy material2018
- Author(s)
  Ikoma, M.
- Organizer
  COSPAR 2018
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] Theoretical prediction for atmospheric spectra of highly irradiated low-mass exoplanets2018
- Author(s)
  Ikoma, M.
- Organizer
  ExoMol Conference on Spectroscopy of Exoplanets
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-18H05439
[Presentation] Theoretical spectra of highly-irradiated atmospheres of transiting exoplanets2018
- Author(s)
  Masahiro Ikoma
- Organizer
  The 9th Solar System Symposium, Moscow
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H01265
[Presentation] First measurements of the Jovian zonal winds profile through visible Doppler spectroscopy2018
- Author(s)
  Schmider, F.-X., Goncalves, I., Gaulme, P., Morales-Jubieras, R., Guillot, T., Appourchaux, T., Boumier, P., Jackiewicz, J., Underwood, T., Voelz, D., Sato, B., Ida, S., Ikoma, M., and Rivet, J.-P.
- Organizer
  European Planetary Science Congress 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153
[Presentation] Formation of planetary envelopes and atmospheres: Role of vaporized icy material2018
- Author(s)
  Masahiro Ikoma
- Organizer
  COSPAR 2018
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H01265
[Presentation] Transmission spectrum models of exoplanet atmospheres with haze: Effect of creation, growth, and settling of haze particles2017
- Author(s)
  Yui Kawashima, Masahiro Ikoma
- Organizer
  Planet2 Symposium 2017: Origin and diversity of planetary systems from the microscope to the telescope
- Place of Presentation
  Villefranche-sur-Mer, France
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25247026
[Presentation] Formation and evolution of giant planets with snowy envelopes2017
- Author(s)
  Ikoma, M.
- Organizer
  Planet2 Symposium 2017: Origin and diversity of planetary systems from the microscope to the telescope
- Place of Presentation
  Villefranche-sur-Mer, France
- Year and Date
  2017-02-21
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25400224
[Presentation] 巨大惑星形成に関する未解決問題2017
- Author(s)
  生駒大洋
- Organizer
  木星トロヤ群小惑星探査ワークショップ
- Invited
- Data Source
  KAKENHI-PROJECT-17H01153
[Presentation] Probing the interior of Jupiter toward unveiling its formation: A new attempt with Jovian seismology2017
- Author(s)
  Ikoma, M., Sato, B., Sekii, T., Hanayama, H., Ida, S.
- Organizer
  IAG-IASPEI
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153
[Presentation] Accretion limit of snowy protoplanetary envelope2017
- Author(s)
  Ikoma, M.
- Organizer
  10th RESCEU - 2nd Planet2 Symposium on Planet Formation around Snow Line
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153
[Presentation] Late-stage accretion and subsequent evolution of giant planets2017
- Author(s)
  Ikoma, M.
- Organizer
  CHARIS International Workshop
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01153
[Presentation] 雪降る原始惑星エンベロープの冷却限界とガス集積過程への影響について2017
- Author(s)
  生駒大洋, 黒崎健二
- Organizer
  日本天文学会2017年秋季大会
- Data Source
  KAKENHI-PROJECT-17H01153
[Presentation] Theoretical transmission spectra of warm super-Earths with hazy atmospheres2016
- Author(s)
  Masahiro Ikoma, Yui Kawashima
- Organizer
  Japan-Germany Planet & Disk Workshop
- Place of Presentation
  ビーチホテルサンシャイン、沖縄県石垣市
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25247026
[Presentation] Effects of snow on giant planet formation2016
- Author(s)
  Ikoma, M.
- Organizer
  International Workshop on "Exoplanets and Disks: Their Formation and Diversity III"
- Place of Presentation
  ホテル日航八重山（沖縄県石垣市）
- Year and Date
  2016-02-22
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25400224
[Presentation] Role of Magma Ocean and Primitive Atmospheres for the Hydration of Planetary Embryos.2016
- Author(s)
  Ikoma, M.
- Organizer
  The Delivery of Water to Protoplanets, Planets and Satellites
- Place of Presentation
  Bern, Switzerland
- Year and Date
  2016-01-13
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25400224
[Presentation] 見えはじめた系外惑星の大気2015
- Author(s)
  生駒　大洋
- Organizer
  第138回地球電磁気・地球惑星圏学会 (SGEPSS) 秋季講演会
- Place of Presentation
  東京大学（東京都文京区）
- Year and Date
  2015-11-02
- Invited
- Data Source
  KAKENHI-PROJECT-25400224
[Presentation] What can we learn from atmospheres of transiting low-mass exoplanets as a stepping stone towards habitable planets?2015
- Author(s)
  Ikoma, M.
- Organizer
  Pathways 2015: Pathways towards habitable planets.
- Place of Presentation
  Bern, Switzerland
- Year and Date
  2015-07-15
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25400224
[Presentation] Theoretical perspective on super-Earths and mini-Neptunes with a focus on the origins and compositions of short-period exoplanets.2015
- Author(s)
  Ikoma, M.
- Organizer
  31st int'l colloquium of the Institut D'Astrophysique de Paris From super-Earths to brown dwarfs: who's who?
- Place of Presentation
  Paris, France
- Year and Date
  2015-06-30
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25400224
[Presentation] Formation of the Nebular-Captured Protoatmospheres2014
- Author(s)
  Masahiro Ikoma
- Organizer
  Workshop on the Disk in Relation to the Formation of Planets and Their Protoatmospheres
- Place of Presentation
  ISSI-Beijing, Beijing, China
- Year and Date
  2014-08-27
- Invited
- Data Source
  KAKENHI-PROJECT-25247026
[Presentation] 太陽系内の巨大惑星の内部構造2014
- Author(s)
  生駒大洋
- Organizer
  系外惑星大気ワークショップ2014
- Place of Presentation
  国立天文台、東京都
- Invited
- Data Source
  KAKENHI-PROJECT-25247026
[Presentation] Accumulation and Loss of Hydrogen-rich Atmospheres of Exo-Earths2014
- Author(s)
  Masahiro Ikoma
- Organizer
  Origins 2014
- Place of Presentation
  Nara, Japan
- Year and Date
  2014-07-07
- Invited
- Data Source
  KAKENHI-PROJECT-25247026
[Presentation] Bulk and atmospheric composition of transiting low-mass exoplanets and their origins2014
- Author(s)
  IKOMA Masahiro
- Organizer
  The 2014 German-Japanese meeting on Exoplanets and Their Formation
- Place of Presentation
  ハイデルベルグ（ドイツ）
- Year and Date
  2014-11-06
- Invited
- Data Source
  KAKENHI-PROJECT-25400224
[Presentation] Formation of the nebular-captured protoatmosphere2014
- Author(s)
  IKOMA Masahiro
- Organizer
  Workshop on the Disk in Relation to the Formation of Planets and Their Protoatmospheres
- Place of Presentation
  北京（中国）
- Year and Date
  2014-08-27
- Invited
- Data Source
  KAKENHI-PROJECT-25400224
[Presentation] 太陽系内の巨大惑星の内部構造2014
- Author(s)
  生駒　大洋
- Organizer
  系外惑星大気WS2014
- Place of Presentation
  国立天文台三鷹
- Invited
- Data Source
  KAKENHI-PROJECT-25400224
[Presentation] Bulk and Atmospheric Composition of Transiting Low-Mass Exoplanets and Their Origins2014
- Author(s)
  Masahiro Ikoma
- Organizer
  The 2014 German-Japanese meeting on Exoplanets and Their Formation
- Place of Presentation
  Max Planck Institute-Astronomy, Heidelberg, Germany
- Year and Date
  2014-11-06
- Invited
- Data Source
  KAKENHI-PROJECT-25247026
[Presentation] Accumulation and loss of hydrogen-rich atmospheres of exo-Earths2014
- Author(s)
  IKOMA Masahiro
- Organizer
  Origins 2014 (2nd ISSOL and IAU C51 Joint International Conference
- Place of Presentation
  奈良春日野国際フォーラム（奈良県）
- Year and Date
  2014-07-07
- Data Source
  KAKENHI-PROJECT-25400224
[Presentation] 短周期低質量系外惑星の内部組成と起源～大気スペクトル観測の重要性～2013
- Author(s)
  生駒　大洋
- Organizer
  日本惑星科学会秋季講演会2013
- Place of Presentation
  沖縄県石垣島市民会館
- Data Source
  KAKENHI-PROJECT-25400224
[Presentation] 木星から見えてくる太陽系らしさの起源2013
- Author(s)
  生駒大洋
- Organizer
  第４回深宇宙探査学シンポジウム
- Place of Presentation
  東京大学、東京都
- Data Source
  KAKENHI-PROJECT-25247026
[Presentation] 短周期低質量系外惑星の内部組成と起源～大気スペクトル観測の重要性～2013
- Author(s)
  生駒大洋、成田憲保、福井暁彦、堀安範、黒崎健二、川島由依
- Organizer
  2013年日本惑星科学会秋季講演会
- Place of Presentation
  石垣市市民会館、沖縄県
- Data Source
  KAKENHI-PROJECT-25247026
[Presentation] Composition and origin of short-period low-mass planets: The importance of observation of their atmospheres2013
- Author(s)
  生駒　大洋
- Organizer
  Exoplanets and Disk: Their Formation and Diversity II
- Place of Presentation
  Keauhou Kona, Hawaii
- Invited
- Data Source
  KAKENHI-PROJECT-25400224
[Presentation] Composition and origin of short-period low-mass planets: The importance of observation of their atmospheres2013
- Author(s)
  生駒　大洋
- Organizer
  Exoplanets and Disk: Their Formation and Diversity II
- Place of Presentation
  Hawaii, USA
- Invited
- Data Source
  KAKENHI-PLANNED-23103005
[Presentation] 木星から見えてくる太陽系らしさの起源2013
- Author(s)
  生駒　大洋
- Organizer
  第４回深宇宙探査学シンポジウム
- Place of Presentation
  東京大学
- Invited
- Data Source
  KAKENHI-PROJECT-25400224
[Presentation] トランジット低質量系外惑星の透過スペクトルモデル2013
- Author(s)
  川島由依、生駒大洋
- Organizer
  2013年日本惑星科学会秋季講演会
- Place of Presentation
  石垣市市民会館、沖縄県
- Data Source
  KAKENHI-PROJECT-25247026
[Presentation] Current understanding of the interiors and origins of large-sized planets in the solar system and beyond.2013
- Author(s)
  生駒大洋
- Organizer
  SEDI Pre-Symposium
- Place of Presentation
  湘南国際村センター、神奈川県
- Data Source
  KAKENHI-PROJECT-25247026
[Presentation] Composition and origin of short-period low-mass planets: The importance of observation of their atmospheres2013
- Author(s)
  Masahiro Ikoma
- Organizer
  Exoplanets and Disk: Their Formation and Diversity II
- Place of Presentation
  Kona, Hawaii, USA
- Data Source
  KAKENHI-PROJECT-25247026
[Presentation] Current understanding of the interiors and origins of large-sized planets in the solar system and beyond2013
- Author(s)
  生駒　大洋
- Organizer
  SEDI Pre-Symposium 2013
- Place of Presentation
  湘南国際村センター
- Invited
- Data Source
  KAKENHI-PROJECT-25400224
[Presentation] On the impact of protoplanetary disk properties on the accretion of super-Earths' atmospheres.2012
- Author(s)
  生駒　大洋
- Organizer
  Revealing Evolution of Protoplanetary Disks in the ALMA Era" Workshop
- Place of Presentation
  京都大学（京都府）
- Year and Date
  2012-05-09
- Invited
- Data Source
  KAKENHI-PLANNED-23103005
[Presentation] Formation of the nebular-captured protoatmosphere
- Author(s)
  IKOMA Masahiro
- Organizer
  Workshop on the Disk in Relation to the Formation of Planets and Their Protoatmospheres
- Place of Presentation
  北京（中国）
- Year and Date
  2014-08-26 – 2014-08-28
- Invited
- Data Source
  KAKENHI-PLANNED-23103005
[Presentation] Accumulation of hydrogen-rich atmospheres of nebular origin on short-period super-Earths: Implications for Kepler-11 Planets
- Author(s)
  Ikoma, M, Hori, Y.
- Organizer
  The First Kepler Science Conference
- Place of Presentation
  米国
- Data Source
  KAKENHI-PLANNED-23103005

1. SATO BUNEI (40397823)

# of Collaborated Projects: 3 results

# of Collaborated Products: 5 results
2. Narita Norio (60610532)

# of Collaborated Projects: 3 results

# of Collaborated Products: 11 results
3. IDA SHIGERU (60211736)

# of Collaborated Projects: 2 results

# of Collaborated Products: 2 results
4. IZUMIURA Hideyuki (00211730)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
5. KAMBE Eiji (80435510)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. ANDO Hiroyasu (90111559)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. TAKEDA Yoichi (50373189)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. NOGUCHI Kunio (10111824)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. YOSHIDA Michitoshi (90270446)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. FUKUI Akihiko (60632049)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
11. TAMURA Motohide (00260018)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
12. YANAGISAWA Kenshi (90311183)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. NAGAYAMA Takahiro (00533275)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. ENYA Keigo (40392815)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. SEKINE Yasuhito (60431897)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. GENDA Hidenori (90456260)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. KURITA Mikio (20419427)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. 長沢真樹子 (00419847)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
19. 野村英子 (20397821)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
20. 渡邊誠一郎 (50230967)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
21. 中本泰史 (60261757)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
22. 奥住聡 (60704533)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
23. 犬塚修一郎 (80270453)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
24. 小久保英一郎 (90332163)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
25. 花山秀和 (70794949)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
26. 関井隆 (20332158)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
27. 寺田直樹 (70470060)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
28. 堀安範 (40724084)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
29. 中山陽史 (50963815)

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results
30. OMORI Soichi

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
31. TANIGAWA Takayuki

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
32. 平野照幸

# of Collaborated Projects: 0 results

# of Collaborated Products: 9 results
33. 高棹真介

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results
34. 渡辺紀治

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results
35. 濱野景子(飯塚景子)

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
36. 倉本圭

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
37. 小玉貴則

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Ikoma Masahiro 生駒 大洋

IKOMA Masahiro 生駒 大洋

生駒 大洋 イコマ マサヒロ

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木震学：世界３地点同日ネットワーク観測で探る巨大ガス惑星の内部と大気Principal Investigator

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高層大気の広がりから太陽系外地球型惑星の表層環境を探るための理論的研究Principal Investigator

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Uncovering the nature of small exoplanets via collaborations between observational and theoretical studies

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Theoretical and Observational Studies of the Formation and Evolution of Diverse Planetary AtmospheresPrincipal Investigator

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Observation of Jovian surface oscillations with a Doppler imaging spectrograph: Toward an understanding of the interior and origin of JupiterPrincipal Investigator

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Investigating the Nature of Super-Earths via High-Precision Near-Infrared 3-color Simultaneous Transit Photometry

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Understanding of accretion process of atmospheres of short-period super-EarthsPrincipal Investigator

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Formation theory of habitable terrestrial planets

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Detailed studies on extrasolar-planets orbiting intermediate-mass stars based on radial velocimetry and photometry

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系外惑星系における惑星大気の多様性の解明Principal Investigator

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[Book] 系外惑星の事典2016

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[Journal Article] Characterization of starspots on a young M-dwarf K2-25: multiband observations of stellar photometric variability and planetary transits2024

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[Journal Article] An M dwarf accompanied by a close-in giant orbiter with SPECULOOS2023

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Ikoma Masahiro 生駒大洋

IKOMA Masahiro 生駒大洋

生駒大洋イコママサヒロ