Koyama Yusei 小山佑世

Researcher Number	40724662
Affiliation *help	2015 – 2018 : 国立天文台, ハワイ観測所, 助教 2014 : 独立行政法人宇宙航空研究開発機構, 宇宙科学研究所, 宇宙航空プロジェクト研究員
Review Section/Research Field	Principal Investigator Astronomy / Basic Section 16010:Astronomy-related Except Principal Investigator Astronomy / Medium-sized Section 16:Astronomy and related fields
Keywords	Principal Investigator 光赤外線天文学 / 銀河進化 / 銀河形成 / 原始銀河団 / 銀河団 / 近傍銀河 Except Principal Investigator 銀河形成 / 光学赤外線天文学 / 光赤外線天文学 / 分光観測 / 銀河進化 / 応用光学

Revealing the physical processes that accelerate and decelerate galaxy formationOngoing
- Principal Investigator
  
  児玉忠恭
- Project Period (FY)
  2018 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 16:Astronomy and related fields
- Research Institution
  Tohoku University
すばる望遠鏡の補償光学を用いた高解像度Paα輝線観測による銀河進化過程の解剖Principal InvestigatorOngoing
- Principal Investigator
  
  小山佑世
- Project Period (FY)
  2018 – 2020
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 16010:Astronomy-related
- Research Institution
  National Astronomical Observatory of Japan
Establishing processes of galaxy structure revealed by a Subaru tomographic adaptive opticsOngoing
- Principal Investigator
  
  秋山正幸
- Project Period (FY)
  2017 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (S)
- Research Field
  
  Astronomy
- Research Institution
  Tohoku University
ミクロな視点で解き明かす銀河団銀河の形成史Principal InvestigatorOngoing
- Principal Investigator
  
  小山佑世
- Project Period (FY)
  2014 – 2017
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Astronomy
- Research Institution
  National Astronomical Observatory of Japan
  Japan Aerospace Exploration Agency

All 2017 2016 2015 2014 Other

All Journal Article Presentation

[Journal Article] Direct evidence for Ly-Alpha depletion in the protocluster core2017
- Author(s)
  Shimakawa, Rhythm; Kodama, Tadayuki; Hayashi, Masao; Tanaka, Ichi; Matsuda, Yuichi; Kashikawa, Nobunari; Shibuya, Takatoshi; Tadaki, Ken-ichi; Koyama, Yusei; Suzuki, Tomoko L.; Yamamoto, Moegi
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume : 468 Pages : 21-25
- DOI
  10.1093/mnrasl/slx019
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15H03645, KAKENHI-PROJECT-15J04923, KAKENHI-PROJECT-26800107
[Journal Article] Similarities and uniqueness of Ly-Alpha emitters among star-forming galaxies at z = 2.52017
- Author(s)
  Shimakawa, Rhythm; Kodama, Tadayuki; Shibuya, Takatoshi; Kashikawa, Nobunari; Tanaka, Ichi; Matsuda, Yuichi; Tadaki, Ken-ichi; Koyama, Yusei; Hayashi, Masao; Suzuki, Tomoko L.; Yamamoto, Moegi
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume : 468 Pages : 1123-1141
- DOI
  10.1093/mnras/stx091
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15H03645, KAKENHI-PROJECT-15J04923, KAKENHI-PROJECT-26800107
[Journal Article] Far-infrared properties of infrared bright dust-obscured galaxies selected with IRAS and AKARI far-infrared all-sky survey2017
- Author(s)
  Yoshiki Toba; Tohru Nagao; Wei-Hao Wang; Hideo Matsuhara; Masayuki Akiyama; Tomotsugu Goto; Yusei Koyama; Youich Ohyama; Issei Yamamura
- Journal Title
  
  The Astrophysical Journal
  
  Volume : 印刷中
- Int'l Joint Research / Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26800107
[Journal Article] Environmental impacts on dust temperature of star-forming galaxies in the local Universe2017
- Author(s)
  Yasuhiro Matsuki, Yusei Koyama, Takao Nakagawa, Satoshi Takita
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume : 466(3) Pages : 2517-2528
- DOI
  10.1093/mnras/stw2929
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25247016, KAKENHI-PROJECT-26247030, KAKENHI-PROJECT-26800107
[Journal Article] Bulge-forming galaxies with an extended rotating disk at z~22017
- Author(s)
  Tadaki, K., Genzel, R., Kodama, T., et al. (24 more authors)
- Journal Title
  
  The Astrophysical Journal
  
  Volume : 834 Pages : 135-144
- DOI
  10.3847/1538-4357/834/2/135
- Peer Reviewed / Int'l Joint Research / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-24244015, KAKENHI-PROJECT-15J04923, KAKENHI-PROJECT-26800107
[Journal Article] Panoramic Mid-infrared Views of Distant Clusters of Galaxies with AKARI2016
- Author(s)
  Yusei Koyama
- Journal Title
  
  Publications of the Korean Astronomical Society
  
  Volume : 未定
- Data Source
  KAKENHI-PROJECT-26800107
[Journal Article] The nature of Hα star-forming galaxies at z ~ 0.4 in and around Cl 0939+4713: the environment matters2016
- Author(s)
  David Sobral, Andra Stroe, Yusei Koyama, Behnam Darvish, Joao Calhau, Ana Afonso, Tadayuki Kodama, Fumiaki Nakata
- Journal Title
  
  MNRAS
  
  Volume : 458 Pages : 3443-3454
- DOI
  10.1093/mnras/stw534
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26800107, KAKENHI-PROJECT-24244015
[Journal Article] The spatially resolved dynamics of dusty starburst galaxies in a z~0.4 cluster: beginning the transition from spirals to S0s2016
- Author(s)
  Johnson, H. L.; Harrison, C. M.; Swinbank, A. M.; Bower, R. G.; Smail, I.; Koyama, Y.; Geach, J. E.
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume : 460 Pages : 1059-1076
- DOI
  10.1093/mnras/stw1030
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26800107
[Journal Article] [OIII] emission line as a tracer of star-forming galaxies at high redshifts: comparison between Hα and [OIII] emitters at z=2.23 in HiZELS2016
- Author(s)
  Suzuki, T. L., Kodama, T., Sobral, D., Khostovan, A. A., Hayashi, M., Shimakawa, R., Koyama, Y., Tadaki, K.-i., Tanaka, I., Minowa, Y., Yamamoto, M., Smail, I., Best, P. N.
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume : 462 Pages : 181-189
- DOI
  10.1093/mnras/stw1655
- Peer Reviewed / Int'l Joint Research / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-24244015, KAKENHI-PROJECT-16J07112, KAKENHI-PROJECT-26800107
[Journal Article] Enhanced Star Formation of Less Massive Galaxies in a Proto-Cluster at z=2.52016
- Author(s)
  Hayashi, M., Kodama, T., Tanaka, I., Shimakawa, R.,Koyama, Y., Tadaki, K., Suzuki, T. L., Yamamoto, M.
- Journal Title
  
  The Astrophysical Journal Letters
  
  Volume : 826 Pages : 28-32
- DOI
  10.3847/2041-8205/826/2/L28
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-24244015, KAKENHI-PROJECT-15J04923, KAKENHI-PROJECT-26800107
[Journal Article] Galaxy Formation at z>3 Revealed by Narrowband-selected [OIII] Emission Line Galaxies2015
- Author(s)
  Tomoko Suzuki, Tadayuki Kodama, Ken-ichi Tadaki, Masao Hayashi, Yusei Koyama, Ichi Tanaka, Yosuke Minowa, Rhythm Shimakawa, Moegi Yamamoto
- Journal Title
  
  The Astrophysical Journal
  
  Volume : 806 Pages : 208-217
- DOI
  10.1088/0004-637X/806/2/208
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26800107, KAKENHI-PROJECT-24244015, KAKENHI-PROJECT-15J04923, KAKENHI-PROJECT-25800117
[Journal Article] Mapping and resolving galaxy formation at its peak epoch with Mahalo-Subaru and Gracias-ALMA2015
- Author(s)
  Tadayuki Kodama, Masao Hayashi, Yusei Koyama, Ken-ichi Tadaki, Ichi Tanaka, Rhythm Shimakawa, Tomoko Suzuki, Moegi Yamamoto
- Journal Title
  
  Proceedings of the International Astronomical Union
  
  Volume : 309 Pages : 255-258
- DOI
  10.1017/S1743921314009818
- Data Source
  KAKENHI-PROJECT-26800107, KAKENHI-PROJECT-15J04923, KAKENHI-PROJECT-24244015
[Journal Article] Environmental dependence of polycyclic aromatic hydrocarbon emission at z~0.8. Investigation by observing the RX J0152.7-1357 with AKARI2015
- Author(s)
  Kazumi Murata, Yusei Koyama, Masayuki Tanaka, Hideo Matsuhara, Tadayuki Kodama
- Journal Title
  
  Astronomy & Astrophysics
  
  Volume : 581 Pages : 114-120
- DOI
  10.1051/0004-6361/201526276
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26800107
[Journal Article] Correlation between star formation activity and electron density of ionized gas at z=2.52015
- Author(s)
  Rhythm Shimakawa, Tadayuki Kodama, Charles C. Steidel, Ken-ichi Tadaki, Ichi Tanaka, Allison L. Strom, Masao Hayashi, Yusei Koyama, Tomoko Suzuki, Moegi Yamamoto
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume : 451 Pages : 1284-1289
- DOI
  10.1093/mnras/stv915
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26800107, KAKENHI-PROJECT-24244015, KAKENHI-PROJECT-15J04923
[Journal Article] Environmental dependence of galaxy formation explored by near-infrared spectroscopy of two protoclusters at z>22015
- Author(s)
  R. Shimakawa, T. Kodama, K. Tadaki, M. Hayashi, Y. Koyama, I. Tanaka
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume : 448 Pages : 666-680
- DOI
  10.1093/mnras/stv051
- Peer Reviewed / Open Access / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-23224005, KAKENHI-PROJECT-24244015, KAKENHI-PROJECT-26800107
[Journal Article] Discovery of Nine Extended Ionized Gas Clouds in a z = 0.4 Cluster2015
- Author(s)
  Yagi, Masafumi; Gu, Liyi; Koyama, Yusei; Nakata, Fumiaki; Kodama, Tadayuki; Hattori, Takashi; Yoshida, Michitoshi
- Journal Title
  
  The Astronomical Journal
  
  Volume : 149 Pages : 36-36
- DOI
  10.1088/0004-6256/149/2/36
- Peer Reviewed / Open Access / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-24244015, KAKENHI-PLANNED-24103003, KAKENHI-PROJECT-26800107
[Journal Article] Predicting dust extinction properties of star-forming galaxies from Hα/UV ratio2015
- Author(s)
  Yusei Koyama, Tadayuki Kodama, Masao Hayashi, Rhythm Shimakawa, Issei Yamamura, Fumi Egusa, Nagisa Oi, Ichi Tanaka, Ken-ichi Tadaki, Satoshi Takita, Sin'itirou Makiuti
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume : 453 Pages : 879-892
- DOI
  10.1093/mnras/stv1599
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26800107, KAKENHI-PROJECT-24244015, KAKENHI-PROJECT-25247016, KAKENHI-PROJECT-15J04923
[Journal Article] Environmental dependence of galaxy formation explored by near-infrared spectroscopy of two protoclusters at z>22015
- Author(s)
  Rhythm Shimakawa, Tadayuki Kodama, Ken-ichi Tadaki, Masao Hayashi, Yusei Koyama, Ichi Tanaka
- Journal Title
  
  Proceedings of the International Astronomical Union
  
  Volume : 309 Pages : 345-345
- DOI
  10.1017/S1743921314010370
- Data Source
  KAKENHI-PROJECT-26800107, KAKENHI-PROJECT-15J04923
[Journal Article] SXDF-ALMA 1.5 arcmin2 Deep Survey: A Compact Dusty Star-forming Galaxy at z=2.52015
- Author(s)
  Tadaki, Ken-ichi; Kohno, Kotaro; Kodama, Tadayuki; Ikarashi, Soh; Aretxaga, Itziar; Berta, Stefano; Caputi, Karina I.; Dunlop, James S.; Hatsukade, Bunyo; Hayashi, Masao; Hughes, David H.; Ivison, Rob; Izumi, Takuma; Koyama, Yusei; Lutz, Dieter; Makiya, Ryu; Matsuda, Yuichi; Nakanishi, Kouichiro; Rujopakarn, Wiphu, et
- Journal Title
  
  Astrophysical Journal Letters
  
  Volume : Volume 811, Issue 1 Pages : 3-8
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17604, KAKENHI-PROJECT-26800107, KAKENHI-PROJECT-24244015, KAKENHI-PROJECT-25247019, KAKENHI-PROJECT-14J08410
[Journal Article] Large-scale environment of z~5.7 CIV absorption systems II: Spectroscopy of Lyman alpha emitters2015
- Author(s)
  Gonzalo C. Diaz, Emma V. Ryan-Weber, Jeff Cooke, Yusei Koyama, Masami Ouchi
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume : 448 Pages : 1240-1270
- DOI
  10.1093/mnras/stu2738
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26800107
[Journal Article] Mapping the large-scale structure around a z = 1.46 galaxy cluster in 3D using two adjacent narrow-band filters2014
- Author(s)
  M. Hayashi, et al.
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume : 439 Pages : 2571-2583
- DOI
  10.1093/mnras/stu115
- Peer Reviewed / Open Access / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-11J03067, KAKENHI-PROJECT-23224005, KAKENHI-PROJECT-24244015, KAKENHI-PROJECT-26800107
[Journal Article] Evidence for a gas-rich major merger in a proto-cluster at z=2.52014
- Author(s)
  K. Tadaki, T. Kodama, Y. Tamura, M. Hayashi, Y. Koyama, R. Shimakawa, I. Tanaka, K. Kohno, B. Hatsukade, K. Suzuki
- Journal Title
  
  The Astrophysical Journal Letters,
  
  Volume : 788 Pages : 23-27
- DOI
  10.1088/2041-8205/788/2/L23
- Peer Reviewed / Open Access / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-23224005, KAKENHI-PROJECT-24244015, KAKENHI-PROJECT-25247019, KAKENHI-PROJECT-26800107
[Journal Article] An Excess of Dusty Starbursts Related with the Spiderweb Galaxy2014
- Author(s)
  Dannerbauer, H., Kurk, J. D., De Breuck, C., Wylezalek, D., Santos, J. S., Koyama, Y., Seymour, N., Tanaka, M., Hatch, N., Altieri, B., Coia, D., Galametz, A., Kodama, T., Miley, G., Rottgering, H., Sanchez-Portal, M., Valtchanov, I., Venemans, B., Ziegler, B.
- Journal Title
  
  Astronomy & Astrophysics
  
  Volume : 570 Pages : 55-73
- DOI
  10.1051/0004-6361/201423771
- Peer Reviewed / Open Access / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-23740144, KAKENHI-PROJECT-24244015, KAKENHI-PROJECT-26800107
[Journal Article] The environmental impacts on the star formation main sequence: An Hα study of the newly discovered rich cluster at z=1.522014
- Author(s)
  Y. Koyama, T. Kodama, K. Tadaki, M. Hayashi, I. Tanaka, R. Shimakawa
- Journal Title
  
  The Astrophysical Journal
  
  Volume : 789 Pages : 18-32
- DOI
  10.1088/0004-637X/789/1/18
- Peer Reviewed / Open Access / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-23224005, KAKENHI-PROJECT-24244015, KAKENHI-PROJECT-26800107
[Journal Article] Identification of the progenitors of rich clusters and member galaxies in rapid formation at z >22014
- Author(s)
  R. Shimakawa, T. Kodama, K. Tadaki, I. Tanaka, M. Hayashi, Y. Koyama
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society: Letters
  
  Volume : 441 Pages : 1-5
- DOI
  10.1093/mnrasl/slu029
- Peer Reviewed / Open Access / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-23224005, KAKENHI-PROJECT-24244015, KAKENHI-PROJECT-26800107
[Journal Article] Large-scale environment of z~5.7 CIV absorption systems I: projected distribution of galaxies2014
- Author(s)
  Gonzalo C. Diaz, Yusei Koyama, Emma V. Ryan-Weber, Jeff Cooke, Masami Ouchi, Kazuhiro Shimasaku, Nakata, Fumiaki
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume : 442 Pages : 946-978
- DOI
  10.1093/mnras/stu914
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26800107
[Journal Article] Galaxy population properties of the massive X-ray luminous galaxy cluster XDCP J0044.0-2033 at z=1.58: red-sequence formation, massive galaxy assembly, and central star formation activity2014
- Author(s)
  R. Fassbender, A. Nastasi, J. S. Santos, C. Lidman, M. Verdugo, Y. Koyama, P. Rosati, D. Pierini, N. Padilla, A. D. Romeo, N. Menci, A. Bongiorno, M. Castellano, P. Cerulo, A. Fontana, A. Galametz, A. Grazian, A. Lamastra, L. Pentericci, V. Sommariva, V. Strazzullo, R. Suhada, P. Tozzi
- Journal Title
  
  Astronomy & Astrophysics
  
  Volume : 568 Pages : 5-27
- DOI
  10.1051/0004-6361/201423941
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] An overview of galaxy cluster/ environment science with Subaru2017
- Author(s)
  Yusei Koyama
- Organizer
  Subaru international partnership science & instrumentation workshop
- Place of Presentation
  National Astronomical Observatory of Japan, Mitaka, Tokyo, Japan
- Year and Date
  2017-03-22
- Int'l Joint Research / Invited
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] 『あかり』データを用いた銀河進化研究のこれから2016
- Author(s)
  小山佑世
- Organizer
  星・銀河形成の研究に新しい視点を加える「あかり」サイエンスWS
- Place of Presentation
  国立天文台(東京都三鷹市)
- Invited
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] Unveiling the environmental effects on internal star/gas/dust properties in galaxies across cosmic time2016
- Author(s)
  Yusei Koyama
- Organizer
  ALMA-WS "Extensive CO survey of nearby galaxies"
- Place of Presentation
  National Astronomical Observatory of Japan, Mitaka, Tokyo, Japan
- Year and Date
  2016-12-07
- Int'l Joint Research / Invited
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] From panoramic to microscopic: probing the nature of cluster galaxy population across cosmic time with Subaru2016
- Author(s)
  Yusei Koyama
- Organizer
  Panoramas of the Evolving Cosmos [6th Subaru international conference]
- Place of Presentation
  International Conference Center Hiroshima, Hiroshima, Japan
- Year and Date
  2016-11-28
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] Environmental Impacts on Various Galaxy Properties across Cosmic Time2016
- Author(s)
  Yusei Koyama
- Organizer
  In Situ View of Galaxt Formation
- Place of Presentation
  Ringberg Castle, Bavaria, Germany
- Year and Date
  2016-10-30
- Int'l Joint Research / Invited
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] From MAHALO-Subaru to the New World: Environmental impacts on various properties of galaxies across cosmic time2016
- Author(s)
  Yusei Koyama
- Organizer
  High redshift (proto-)clusters : anecdotal or important phase? Paris 2016 Workshop
- Place of Presentation
  Observatoire de Paris, Paris, France
- Year and Date
  2016-10-05
- Int'l Joint Research / Invited
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] Environmental Impacts on the Molecular Gas & Dust Content in Galaxies across Cosmic Time2016
- Author(s)
  小山佑世
- Organizer
  近傍銀河の分子ガスの大規模撮像観測が拓く星間物質と星生成の研究に関する新展開
- Place of Presentation
  国立天文台(東京都三鷹市)
- Year and Date
  2016-11-17
- Invited
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] 銀河団銀河の面分光観測で解き明かす銀河進化と環境効果2016
- Author(s)
  小山佑世
- Organizer
  面分光研究会2016 ~面分光で解き明かす銀河の形成と進化~
- Place of Presentation
  国立天文台(東京都三鷹市)
- Year and Date
  2016-09-06
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] Galaxy anatomy with Subaru: our new challenge beyond MAHALO-Subaru2015
- Author(s)
  Yusei Koyama
- Organizer
  MPE IR Group Retreat
- Place of Presentation
  Ringberg Castle, Bavaria, Germany
- Year and Date
  2015-12-09
- Int'l Joint Research / Invited
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] SWIMS-18 Narrow-band & Medium-band Survey Near and Far2015
- Author(s)
  小山佑世
- Organizer
  TAO/SWIMS Science Workshop 2015
- Place of Presentation
  東京大学天文学教育センター (東京都)
- Year and Date
  2015-09-17
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] A systematic study of the geometry of stars and dust within distant star- forming galaxies with PFS2015
- Author(s)
  Yusei Koyama
- Organizer
  PFS-SSP galaxy survey workshop
- Place of Presentation
  IPMU, Kashiwa, Chiba, Japan
- Year and Date
  2015-11-13
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] Predicting dust extinction properties of star-forming galaxies from Hα/UV ratio2015
- Author(s)
  小山佑世
- Organizer
  系外銀河ISM研究会
- Place of Presentation
  国立天文台三鷹キャンパス (東京都)
- Year and Date
  2015-05-11
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] Can we predict dust extinction of star-forming galaxies from Hα/UV ratio?2015
- Author(s)
  小山佑世
- Organizer
  第二回銀河進化研究会
- Place of Presentation
  名古屋大学 (愛知県)
- Year and Date
  2015-06-03
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] Panoramic mid-infrared views of distant clusters of galaxies with AKARI
- Author(s)
  Yusei Koyama
- Organizer
  THE UNIVERSE IN THE LIGHT OF AKARI and Synergy with future Large Space Telescopes
- Place of Presentation
  Oxford, U.K.
- Year and Date
  2014-07-09 – 2014-07-11
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] The environmental impacts on the star formation main sequence out to z~2
- Author(s)
  Yusei Koyama
- Organizer
  Evolving galaxies in Evolving environment
- Place of Presentation
  Bologna, Italy
- Year and Date
  2014-09-15 – 2014-09-19
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] Can we predict dust extinction of galaxies from Hα/UV ratio?
- Author(s)
  小山佑世
- Organizer
  日本天文学会2015年春季年会
- Place of Presentation
  大阪大学
- Year and Date
  2015-03-18 – 2015-03-21
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] MAHALO-Subaru 2014: from panoramic to microscopic views of galaxy evolution
- Author(s)
  小山佑世
- Organizer
  すばるユーザーズミーティング2014
- Place of Presentation
  国立天文台三鷹
- Year and Date
  2015-01-13 – 2015-01-15
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] Galaxy evolution in growing clusters: panoramic observations of distant (proto-)clusters with Subaru
- Author(s)
  Yusei Koyama
- Organizer
  China-Subaru Workshop
- Place of Presentation
  SHAO, Shanghai, China
- Year and Date
  2014-11-29 – 2014-12-01
- Invited
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] 赤外線天文衛星『あかり』付加価値データ作成の進捗状況
- Author(s)
  小山佑世
- Organizer
  第15回宇宙科学シンポジウム
- Place of Presentation
  JAXA宇宙科学研究所
- Year and Date
  2015-01-06 – 2015-01-07
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] マクロとミクロな視点で解き明かす銀河進化と環境効果
- Author(s)
  小山佑世
- Organizer
  2014年度天文天体物理若手の会夏の学校
- Place of Presentation
  長野県戸倉上山田温泉
- Year and Date
  2014-07-28 – 2014-07-31
- Invited
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] Star Formation Main Sequence and Beyond: tracking down the environ-mental impacts on the SFR-M* relation out to z~2
- Author(s)
  小山佑世
- Organizer
  第1回銀河進化研究会
- Place of Presentation
  国立天文台三鷹
- Year and Date
  2014-06-04 – 2014-06-06
- Data Source
  KAKENHI-PROJECT-26800107
[Presentation] Microscopic views of galaxy formation and environmental effects with ULTIMATE-Subaru
- Author(s)
  小山佑世
- Organizer
  GLAO Science Workshop 2014
- Place of Presentation
  国立天文台三鷹
- Year and Date
  2014-07-28 – 2014-07-29
- Data Source
  KAKENHI-PROJECT-26800107

1. 秋山正幸 (50425401)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
2. 岩田生 (40399275)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
3. 高遠徳尚 (50261152)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
4. 有本信雄 (60242096)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
5. 美濃和陽典 (60450194)

# of Collaborated Projects : 1results

# of Collaborated Products : 1results
6. 児玉忠恭 (80343101)

# of Collaborated Projects : 1results

# of Collaborated Products : 11results
7. 矢島秀伸 (10756357)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
8. 林将央 (30583554)

# of Collaborated Projects : 1results

# of Collaborated Products : 11results
9. 小野寺仁人 (40778396)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
10. 田中壱 (70374890)

# of Collaborated Projects : 1results

# of Collaborated Products : 12results
11. 海老塚昇 (80333300)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
12. 本原顕太郎 (90343102)

# of Collaborated Projects : 1results

# of Collaborated Products : 0results
13. TADAKI Ken-ichi

# of Collaborated Projects : 0results

# of Collaborated Products : 13results
14. YAMAMOTO Moegi

# of Collaborated Projects : 0results

# of Collaborated Products : 5results
15. SHIMAKAWA Rizumu

# of Collaborated Projects : 0results

# of Collaborated Products : 11results
16. SUZUKI Tomoko

# of Collaborated Projects : 0results

# of Collaborated Products : 6results
17. OYA Shin

# of Collaborated Projects : 0results

# of Collaborated Products : 5results
18. KODAMA Tadayuki

# of Collaborated Projects : 0results

# of Collaborated Products : 5results
19. 河野孝太郎

# of Collaborated Projects : 0results

# of Collaborated Products : 2results
20. 柏川伸成

# of Collaborated Projects : 0results

# of Collaborated Products : 2results
21. 吉田道利

# of Collaborated Projects : 0results

# of Collaborated Products : 1results
22. 巻内慎一郎

# of Collaborated Projects : 0results

# of Collaborated Products : 1results
23. 瀧田怜

# of Collaborated Projects : 0results

# of Collaborated Products : 2results
24. 中川貴雄

# of Collaborated Projects : 0results

# of Collaborated Products : 1results
25. 田中賢幸

# of Collaborated Projects : 0results

# of Collaborated Products : 1results
26. RUJOPAKARN WIPHU

# of Collaborated Projects : 0results

# of Collaborated Products : 1results

Koyama Yusei 小山 佑世

Research Projects

Research Products

Co-Researchers

Revealing the physical processes that accelerate and decelerate galaxy formationOngoing

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すばる望遠鏡の補償光学を用いた高解像度Paα輝線観測による銀河進化過程の解剖Principal InvestigatorOngoing

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Establishing processes of galaxy structure revealed by a Subaru tomographic adaptive opticsOngoing

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ミクロな視点で解き明かす銀河団銀河の形成史Principal InvestigatorOngoing

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[Journal Article] Direct evidence for Ly-Alpha depletion in the protocluster core2017

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[Journal Article] Similarities and uniqueness of Ly-Alpha emitters among star-forming galaxies at z = 2.52017

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[Journal Article] Far-infrared properties of infrared bright dust-obscured galaxies selected with IRAS and AKARI far-infrared all-sky survey2017

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[Journal Article] Environmental impacts on dust temperature of star-forming galaxies in the local Universe2017

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[Journal Article] Bulge-forming galaxies with an extended rotating disk at z~22017

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[Journal Article] Panoramic Mid-infrared Views of Distant Clusters of Galaxies with AKARI2016

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[Journal Article] The nature of Hα star-forming galaxies at z ~ 0.4 in and around Cl 0939+4713: the environment matters2016

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[Journal Article] The spatially resolved dynamics of dusty starburst galaxies in a z~0.4 cluster: beginning the transition from spirals to S0s2016

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[Journal Article] [OIII] emission line as a tracer of star-forming galaxies at high redshifts: comparison between Hα and [OIII] emitters at z=2.23 in HiZELS2016

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[Journal Article] Enhanced Star Formation of Less Massive Galaxies in a Proto-Cluster at z=2.52016

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[Journal Article] Galaxy Formation at z>3 Revealed by Narrowband-selected [OIII] Emission Line Galaxies2015

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Koyama Yusei 小山佑世