Hasegawa Kenji 長谷川賢二

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HASEGAWA Kenji 長谷川賢二

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Researcher Number	20536627
Other IDs
Affiliation (Current)	2025: 鈴鹿工業高等専門学校, 機械工学科, 准教授 2025: 鈴鹿工業高等専門学校, その他部局等, 准教授
Affiliation (based on the past Project Information) *help	2021: 名古屋大学, 理学研究科, 特任助教 2020: 名古屋大学, 理学研究科, 研究員 2017 – 2019: 名古屋大学, 理学研究科, 特任助教 2015: 名古屋大学, 大学院理学研究科, 助教 2015: 名古屋大学, 大学院理学研究科宇宙論研究室(C研), 助教 2012 – 2013: 筑波大学, 計算科学研究センター, 研究員
Review Section/Research Field	Principal Investigator Basic Section 16010:Astronomy-related / Astronomy Except Principal Investigator Astronomy / Particle/Nuclear/Cosmic ray/Astro physics
Keywords	Principal Investigator 銀河形成 / 宇宙再電離 / 電波天文学 / 数値シミュレーション / 輻射輸送シミュレーション / 超微細構造線 / 再電離 / 電波観測 / 輻射輸送 / フランス共和国 … More / 国際情報交換 / 国際情報交換フランス共和国 / 輻射流体力学 / 宇宙物理 / 理論天文学 … More Except Principal Investigator 銀河形成進化 / 銀河間中性水素 / 理論天文学 / 光赤外線天文学 / 銀河進化 / 銀河形成 / 光学赤外線天文学 / 宇宙再電離 / 数値シミュレーション / 輻射流体力学 / 星間ガス / 活動銀河核トーラス / 活動銀河核 / 輻射流体計算 / 初期質量関数 / 星形成 / 宇宙論 / 輻射流体 / 形成 / 初代星 Less

A method for identifying ionizing sources of reionization focusing on hyperfine structures of H and HePrincipal Investigator
- Principal Investigator
  
  Hasegawa Kenji
- Project Period (FY)
  2018 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 16010:Astronomy-related
- Research Institution
  Nagoya University
Mapping of ionization degree based on Subaru/HSC observations and cosmic reionization simulation
- Principal Investigator
  
  Inoue Akio
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Astronomy
- Research Institution
  Osaka Sangyo University
Studies on the formation of first stars by radiation hydrodynamical simulations
- Principal Investigator
  
  Susa Hajime
- Project Period (FY)
  2013 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  Konan University
Study on gas supply process from AGN tori to accretion disks with multi-group radiation hydrodynamic simulations
- Principal Investigator
  
  NAMEKATA Daisuke
- Project Period (FY)
  2013 – 2015
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Astronomy
- Research Institution
  University of Tsukuba
Elucidating the history of galaxy formation during the epoch of reionization by cosmological radiation hydrodynamic simulationsPrincipal Investigator
- Principal Investigator
  
  HASEGAWA Kenji
- Project Period (FY)
  2012 – 2013
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Astronomy
- Research Institution
  University of Tsukuba

All 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 Other

All Journal Article Presentation

[Journal Article] Predicting 21?cm-line map from Lyman-α emitter distribution with generative adversarial networks2021
- Author(s)
  Yoshiura Shintaro、Shimabukuro Hayato、Hasegawa Kenji、Takahashi Keitaro
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 506 Issue: 1 Pages: 357-371
- DOI
  10.1093/mnras/stab1718
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K03699, KAKENHI-PROJECT-22KJ3092, KAKENHI-PROJECT-20H00180
[Journal Article] Modelling population III stars for seminumerical simulations2021
- Author(s)
  Tanaka Toshiyuki、Hasegawa Kenji
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 502 Issue: 1 Pages: 463-471
- DOI
  10.1093/mnras/stab072
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K03699, KAKENHI-PROJECT-20J13423
[Journal Article] The 21-cm signals from ultracompact minihaloes as a probe of primordial small-scale fluctuations2020
- Author(s)
  Furugori Kunihiko、Abe Katsuya T、Tanaka Toshiyuki、Hashimoto Daiki、Tashiro Hiroyuki、Hasegawa Kenji
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 494 Issue: 3 Pages: 4334-4342
- DOI
  10.1093/mnras/staa1033
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03699, KAKENHI-PROJECT-20J22260, KAKENHI-PROJECT-17H01110
[Journal Article] Deep multiredshift limits on Epoch of Reionization 21?cm power spectra from four seasons of Murchison Widefield Array observations2020
- Author(s)
  Torotti Cathryn M., Kenji Hasegawa et al.
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 493 Issue: 4 Pages: 4711-4727
- DOI
  10.1093/mnras/staa414
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03699, KAKENHI-PLANNED-15H05896, KAKENHI-PROJECT-17H01110
[Journal Article] Detectability of 21-cm signal during the epoch of reionization with 21-cm-Lyman-α emitter cross-correlation ? III. Model dependence2020
- Author(s)
  Kubota Kenji、Inoue Akio K、Hasegawa Kenji、Takahashi Keitaro
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 494 Issue: 3 Pages: 3131-3140
- DOI
  10.1093/mnras/staa979
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K03699, KAKENHI-PROJECT-17H01114, KAKENHI-PROJECT-17H01110
[Journal Article] SILVERRUSH. VII. Subaru/HSC Identifications of Protocluster Candidates at z ? 6?7: Implications for Cosmic Reionization2019
- Author(s)
  Higuchi Ryo、Ouchi Masami、Ono Yoshiaki、Shibuya Takatoshi、Toshikawa Jun、Harikane Yuichi、Kojima Takashi、Chiang Yi-Kuan、Egami Eiichi、Kashikawa Nobunari、Overzier Roderik、Konno Akira、Inoue Akio K.、Hasegawa Kenji、Fujimoto Seiji、Goto Tomotsugu、Ishikawa Shogo、Ito Kei、Komiyama Yutaka、Tanaka Masayuki
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 879 Issue: 1 Pages: 28-28
- DOI
  10.3847/1538-4357/ab2192
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03699, KAKENHI-PROJECT-19K14752, KAKENHI-PROJECT-17H01114, KAKENHI-PROJECT-19J11429
[Journal Article] Redshift space distortion of 21?cm line at 1 < $z$ < 5 with cosmological hydrodynamic simulations2019
- Author(s)
  Ando Rika、Nishizawa Atsushi J、Hasegawa Kenji、Shimizu Ikkoh、Nagamine Kentaro
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 484 Issue: 4 Pages: 5389-5399
- DOI
  10.1093/mnras/stz319
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K03699, KAKENHI-PROJECT-19J23680, KAKENHI-PROJECT-17H01111
[Journal Article] First Season MWA Phase II Epoch of Reionization Power Spectrum Results at Redshift 72019
- Author(s)
  Li W., Kenji Hasegawa, et al.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 887 Issue: 2 Pages: 141-141
- DOI
  10.3847/1538-4357/ab55e4
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03699, KAKENHI-PROJECT-17H01110
[Journal Article] Discrimination of heavy elements originating from Pop?III stars in z?= 3 intergalactic medium2019
- Author(s)
  Kirihara Takanobu、Hasegawa Kenji、Umemura Masayuki、Mori Masao、Ishiyama Tomoaki
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 491 Issue: 3 Pages: 4387-4395
- DOI
  10.1093/mnras/stz3376
- NAID
  120007132819
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K03699, KAKENHI-PUBLICLY-18H04337, KAKENHI-PROJECT-15H02064, KAKENHI-PROJECT-19H00697
[Journal Article] Gridded and direct Epoch of Reionisation bispectrum estimates using the Murchison Widefield Array2019
- Author(s)
  Torotti Cathryn M., Kenji Hasegawa ,et al.
- Journal Title
  
  Publications of the Astronomical Society of Australia
  
  Volume: 36
- DOI
  10.1017/pasa.2019.15
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03699, KAKENHI-PLANNED-15H05896, KAKENHI-PROJECT-17H01110
[Journal Article] Robust statistics towards detection of the 21?cm signal from the Epoch of Reionization2019
- Author(s)
  Torotti Cathryn M., Kenji Hasegawa, et al.
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 486 Issue: 4 Pages: 5766-5784
- DOI
  10.1093/mnras/stz1207
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03699, KAKENHI-PROJECT-17H01110
[Journal Article] Detectability of the 21-cm signal during the epoch of reionization with 21-cm Lyman α emitter cross-correlation I2018
- Author(s)
  Kubota Kenji、Yoshiura Shintaro、Takahashi Keitaro、Hasegawa Kenji、Yajima Hidenobu、Ouchi Masami、Pindor B、Webster R L
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 479 Issue: 2 Pages: 2754-2766
- DOI
  10.1093/mnras/sty1471
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03699, KAKENHI-PLANNED-15H05896, KAKENHI-PROJECT-17H01110, KAKENHI-PROJECT-17H01131, KAKENHI-PROJECT-16H05999, KAKENHI-PROJECT-16J01585, KAKENHI-PROJECT-17H04827
[Journal Article] Detectability of 21 cm-signal during the Epoch of Reionization with 21-cm-Lyman-α emitter cross-correlation II: Foreground contamination2018
- Author(s)
  Yoshiura S、Line J L B、Kubota K、Hasegawa K、Takahashi K
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 479 Issue: 2 Pages: 2767-2776
- DOI
  10.1093/mnras/sty1472
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03699, KAKENHI-PLANNED-15H05896, KAKENHI-PROJECT-17H01110, KAKENHI-PROJECT-17H01131, KAKENHI-PROJECT-16H05999
[Journal Article] Stellar mass dependence of the 21-cm signal around the first star and its impact on the global signal2018
- Author(s)
  Tanaka Toshiyuki、Hasegawa Kenji、Yajima Hidenobu、Kobayashi Masato I N、Sugiyama Naoshi
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 480 Issue: 2 Pages: 1925-1937
- DOI
  10.1093/mnras/sty1967
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K03699, KAKENHI-PUBLICLY-18H04570, KAKENHI-PROJECT-17H01110, KAKENHI-PROJECT-17H04827
[Journal Article] SILVERRUSH. VI. A simulation of Lyα emitters in the reionization epoch and a comparison with Subaru Hyper Suprime-Cam survey early data2018
- Author(s)
  Inoue Akio K、Hasegawa Kenji、Ishiyama Tomoaki、Yajima Hidenobu、Shimizu Ikkoh、Umemura Masayuki、Konno Akira、Harikane Yuichi、Shibuya Takatoshi、Ouchi Masami、Shimasaku Kazuhiro、Ono Yoshiaki、Kusakabe Haruka、Higuchi Ryo、Lee Chien-Hsiu
- Journal Title
  
  Publications of the Astronomical Society of Japan
  
  Volume: 70 Issue: 3 Pages: 55-84
- DOI
  10.1093/pasj/psy048
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03699, KAKENHI-PROJECT-17H01114, KAKENHI-PROJECT-15H03638, KAKENHI-PROJECT-17H04828, KAKENHI-PROJECT-16J05024, KAKENHI-PROJECT-16K05286, KAKENHI-PROJECT-15K17602
[Journal Article] Thermal Sunyaev-Zel’dovich Effect in the IGM due to Primordial Magnetic Fields2018
- Author(s)
  Minoda Teppei、Hasegawa Kenji、Tashiro Hiroyuki、Ichiki Kiyotomo、Sugiyama Naoshi
- Journal Title
  
  Galaxies
  
  Volume: 6 Issue: 4 Pages: 143-143
- DOI
  10.3390/galaxies6040143
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K03699, KAKENHI-PLANNED-15H05890, KAKENHI-PROJECT-17H01110, KAKENHI-PROJECT-15K17646
[Journal Article] Where are the low mass Pop III stars ?2016
- Author(s)
  Ishiyama, Tomoaki; Sudo, Kae; Yokoi, Shingo; Hasegawa, Kenji; Tominaga, Nozomu; Susa, Hajime
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 未定
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25400279
[Journal Article] The Mass Spectrum of the First Stars2014
- Author(s)
  Susa, H., Hasegawa, K., and Tominaga, N.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 792 Issue: 1 Pages: 32-32
- DOI
  10.1088/0004-637x/792/1/32
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-23224004, KAKENHI-PROJECT-23740157, KAKENHI-PROJECT-25400279
[Journal Article] On the evolution of gas clouds exposed to AGN radiation - I. Three-dimensional radiation hydrodynamic simulations2014
- Author(s)
  Namekata, D., Umemura, M., Hasegawa, K.
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 443 Issue: 3 Pages: 2018-2048
- DOI
  10.1093/mnras/stu1271
- NAID
  120007136578
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25800100
[Journal Article] On the IMF of first stars2014
- Author(s)
  Hajime Susa, Kenji Hasegawa, Nozomu Tominaga
- Journal Title
  
  AIP Conf. Proc.
  
  Volume: 1594 Pages: 105-108
- DOI
  10.1063/1.4874053
- Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-25400279
[Journal Article] The impacts of ultraviolet radiation feedback on galaxies during the epoch of reionization2013
- Author(s)
  Hasegawa, K.,Semelin, B.
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: Volume 428, Issue 1 Issue: 1 Pages: 154-166
- DOI
  10.1093/mnras/sts021
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24740114
[Journal Article] Formation and RadiativeFeedback of First Objects and First Galaxies2012
- Author(s)
  Umemura, Masayuki;Susa, Hajime ;Kenji, Hasegawa
- Journal Title
  
  Progress of Theoretical and Experimental Physics
  
  Volume: Vol.1 Issue: 1 Pages: 1A306-0
- DOI
  10.1093/ptep/pts018
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540295, KAKENHI-PROJECT-24740114
[Journal Article] Impacts of Ultraviolet Radiation Feedback on the Cosmic Reionization History2012
- Author(s)
  Hasegawa, K., Semelin, B.
- Journal Title
  
  FIRST STARS IV -from Hayashi to the Future-, AIP Conference Proceedings
  
  Volume: Volume 1480 Pages: 267-270
- DOI
  10.1063/1.4754365
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] East Asia VLBI Networkを用いた宇宙再電離サイエンス2019
- Author(s)
  長谷川賢二
- Organizer
  「銀河進化と遠方宇宙」2019
- Data Source
  KAKENHI-PROJECT-18K03699
[Presentation] GM理論研究のレビュー2019
- Author(s)
  長谷川賢二
- Organizer
  Galaxy-IGM workshop 2019
- Invited
- Data Source
  KAKENHI-PROJECT-18K03699
[Presentation] Development of a novel EoR simulation code and its applications2019
- Author(s)
  Kenji Hasegawa
- Organizer
  East Asia SKA science workshop
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03699
[Presentation] SKAによるCD/EoRサイエンス2019
- Author(s)
  長谷川賢二
- Organizer
  SKA-Japan シンポジウム2019
- Invited
- Data Source
  KAKENHI-PROJECT-18K03699
[Presentation] 宇宙の夜明けから再電離が起こるまで：これまでの理解と残された課題2018
- Author(s)
  長谷川賢二
- Organizer
  第31回理論懇シンポジウム「宇宙物理の標準理論：未来へ向けての再考」
- Invited
- Data Source
  KAKENHI-PROJECT-18K03699
[Presentation] 21cm線で探る宇宙初期の構造形成と宇宙再電離2018
- Author(s)
  長谷川賢二
- Organizer
  初代星初代銀河研究会2018
- Invited
- Data Source
  KAKENHI-PROJECT-18K03699
[Presentation] 2020年代の電波観測で期待される宇宙初期サイエンスの進展2018
- Author(s)
  長谷川賢二
- Organizer
  宇宙電波懇談会シンポジウム2018「電波天文学の将来サイエンス」
- Invited
- Data Source
  KAKENHI-PROJECT-18K03699
[Presentation] 輻射性フィードバックを考慮した大規模再電離シミュレーションとその応用例2017
- Author(s)
  長谷川賢二、石山智明、矢島秀伸、井上昭雄
- Organizer
  日本天文学会2017年春季年会
- Place of Presentation
  九州大学
- Year and Date
  2017-03-16
- Data Source
  KAKENHI-PROJECT-26287034
[Presentation] 宇宙再電離期のライマンα輝線銀河シミュレーションとすばるHyper SuprimeCam 探査結果の比較2017
- Author(s)
  井上昭雄、長谷川賢二、石山智明、矢島秀伸、清水一紘、梅村雅之、今野彰、播金優一、澁谷隆俊、大内正己
- Organizer
  日本天文学会2017年春季年会
- Place of Presentation
  九州大学
- Year and Date
  2017-03-16
- Data Source
  KAKENHI-PROJECT-26287034
[Presentation] 宇宙再再電離期における紫外線フィードバックの銀河・銀河間物質への影響2015
- Author(s)
  長谷川賢二、石山智明、井上昭雄、他
- Organizer
  第二回銀河進化研究会
- Place of Presentation
  名古屋大学
- Year and Date
  2015-06-03
- Data Source
  KAKENHI-PROJECT-26287034
[Presentation] 大規模再電離シミュレーションの為のサブグリッドモデルの開発2015
- Author(s)
  長谷川賢二
- Organizer
  日本天文学会2015年春季年会
- Place of Presentation
  大阪大学
- Year and Date
  2015-03-21
- Data Source
  KAKENHI-PROJECT-26287034
[Presentation] 輻射性フィードバックを考慮した再電離シミュレーション2015
- Author(s)
  長谷川賢二、石山智明、井上昭雄、他
- Organizer
  CfCAユーザースミーティング
- Place of Presentation
  水沢VERA観測所
- Year and Date
  2015-09-07
- Data Source
  KAKENHI-PROJECT-26287034
[Presentation] AGNの輻射にさらされたガス雲の輻射流体計算2014
- Author(s)
  行方大輔、梅村雅之、長谷川賢二
- Organizer
  初代星形成・初代銀河研究会
- Place of Presentation
  鹿児島大学
- Data Source
  KAKENHI-PROJECT-25800100
[Presentation] 再電離シミュレーション2014
- Author(s)
  長谷川賢二
- Organizer
  銀河進化と遠方宇宙研究会
- Place of Presentation
  東京
- Invited
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] 宇宙論的輻射流体計算で解明する再電離期の宇宙進化史2014
- Author(s)
  長谷川賢二
- Organizer
  CfCAユーザーズミーティング
- Place of Presentation
  東京
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] 宇宙初期の銀河形成と宇宙再電離2014
- Author(s)
  長谷川賢二
- Organizer
  HPCI戦略プログラム分野５「物質と宇宙の起源と構造」全体シンポジウム
- Place of Presentation
  東京
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] AGNの輻射にさらされた分子雲の寿命2014
- Author(s)
  行方大輔、梅村雅之、長谷川賢二
- Organizer
  CfCAユーザーズミーティング
- Place of Presentation
  国立天文台
- Data Source
  KAKENHI-PROJECT-25800100
[Presentation] AGNの輻射にさらされたガス雲の輻射流体計算 II2014
- Author(s)
  行方大輔、梅村雅之、長谷川賢二
- Organizer
  日本天文学会春季年会
- Place of Presentation
  国際基督教大学
- Data Source
  KAKENHI-PROJECT-25800100
[Presentation] 近年の宇宙再電離に関する理論・観測研究の進展と今後の課題2014
- Author(s)
  長谷川賢二
- Organizer
  初代星・初代銀河研究会
- Place of Presentation
  鹿児島大学、鹿児島県
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] 宇宙論的輻射流体計算で解明する再電離期の宇宙進化史2014
- Author(s)
  長谷川賢二
- Organizer
  CfCAユーザーズミーティング
- Place of Presentation
  国立天文台三鷹キャンパス,東京都
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] 近年の宇宙再電離に関する理論・観測研究の進展と今後の課題2014
- Author(s)
  長谷川賢二
- Organizer
  初代星・初代銀河研究会
- Place of Presentation
  鹿児島
- Invited
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] 再電離シミュレーション2014
- Author(s)
  長谷川賢二
- Organizer
  研究会「銀河進化と遠方宇宙」
- Place of Presentation
  東京大学本郷キャンパス、東京都
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] 宇宙初期の銀河形成と宇宙再電離2014
- Author(s)
  長谷川賢二
- Organizer
  HPCI戦略プログラム分野5「物質と宇宙の起源と構造」全体シンポジウム
- Place of Presentation
  富士ソフトプラザ、東京都
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] On the IMF of first stars2013
- Author(s)
  Hajime Susa, Kenji Hasegawa, Nozomu Tominaga
- Organizer
  Origin of Matter and Evolution of Galaxies (OMEG12)
- Place of Presentation
  つくばエポカル
- Data Source
  KAKENHI-PROJECT-25400279
[Presentation] 宇宙再電離過程における輻射性フィードバックの重要性2013
- Author(s)
  長谷川賢二
- Organizer
  第26回理論懇シンポジウム
- Place of Presentation
  千葉
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] The improvement of a radiation hydrodynamics code START2013
- Author(s)
  Hasegawa, Kenji
- Organizer
  3rd AICS international Symposium
- Place of Presentation
  Kobe, Japan
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] 紫外線フィードバックが再電離期の銀河や銀河間物質に与える影響2013
- Author(s)
  長谷川賢二
- Organizer
  日本天文学会秋季年会
- Place of Presentation
  宮城
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] Radiation hydrodynamics simulations on the formation of galaxies during the epoch of reionization2013
- Author(s)
  Hasegawa,K.
- Organizer
  Reionization in the Red Center : New windows on the high redshift Universe
- Place of Presentation
  Yulara, Australia
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] The roles of radiative feedback on galaxies and IGM during the epoch of reionization2013
- Author(s)
  Hasegawa,K.
- Organizer
  Photo-Evaporation in Astrophysical Systems
- Place of Presentation
  Stockholm, Sweden
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] 紫外線フィードバックが再電離期の銀河や銀河間物質に与える影響2013
- Author(s)
  長谷川賢二
- Organizer
  天文学会秋季年会
- Place of Presentation
  東北大学、宮城県
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] 初代星の質量について2013
- Author(s)
  須佐　元、長谷川賢二、冨永望
- Organizer
  日本天文学会
- Place of Presentation
  東北大学
- Data Source
  KAKENHI-PROJECT-25400279
[Presentation] 宇宙再電離過程における輻射性フィードバックの重要性2013
- Author(s)
  長谷川賢二
- Organizer
  第26回理論懇シンポジウム
- Place of Presentation
  東京大学柏キャパス、千葉県
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] AGNの輻射にさらされた分子雲の寿命2013
- Author(s)
  行方大輔、梅村雅之、長谷川賢二
- Organizer
  第26回理論懇シンポジウム
- Place of Presentation
  東京大学柏キャンパス
- Data Source
  KAKENHI-PROJECT-25800100
[Presentation] The improvement of a Radiation hydrodynamics code START2013
- Author(s)
  Hasegawa,K.
- Organizer
  3^<rd> AICS international Symposium
- Place of Presentation
  Kobe, Japan
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] Radiation hydrodynamics simulations on the formation of galaxies during the epoch of reionization2013
- Author(s)
  Kenji Hasegawa
- Organizer
  Reionization in the Red Centre: New windows on the high redshift Universe
- Place of Presentation
  Yulara, Australia
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] Impacts of Ultraviolet Radiation Feedback on the Cosmic Reionization History2012
- Author(s)
  Hasegawa, K., Semelin, B., Umemura, M.
- Organizer
  The Epoch of Reionization : Theory - Simulations - Observations
- Place of Presentation
  Strasbourg, France
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] The improvement of START2012
- Author(s)
  Hasegawa,K.,Okamoto,T.
- Organizer
  Cosmological Radiative Transfer Comparison Project Workshop IV
- Place of Presentation
  Austin, USA
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] 大規模並列化へ向けた輻射輸送コードSTARTの改良2012
- Author(s)
  長谷川賢二
- Organizer
  第25回理論懇シンポジウム
- Place of Presentation
  エポカルつくば、茨城県
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] Impacts of Ultraviolet Radiation Feedback on the Cosmic Reionization History2012
- Author(s)
  Hasegawa, K., Semelin, B.
- Organizer
  FIRST STARS IV–from Hayashi to the Future-
- Place of Presentation
  Kyoto, Japan
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] The improvement of START2012
- Author(s)
  Hasegawa, Kenji
- Organizer
  Cosmological Radiative Transfer Comparison Project Workshop IV
- Place of Presentation
  Texas, USA
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] Impacts of ultraviolet radiation feedback on the cosmic reionization history2012
- Author(s)
  Hasegawa, Kenji; Semelin, Benoit; Umemura, Masayuki
- Organizer
  The Epoch of Reionization: Theory-Simulations-Observations
- Place of Presentation
  Strasbourg, France
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] Impacts of ultraviolet radiation feedback on the cosmic reionization history2012
- Author(s)
  Hasegawa, Kenji; Semelin, Benoit
- Organizer
  FIRST STARS IV -from Hayashi to the Future-
- Place of Presentation
  Kyoto, Japan
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] 対規模並列化へ向けた輻射輸送コードSTARTの改良2012
- Author(s)
  長谷川賢二
- Organizer
  第25回理論懇シンポジウム
- Place of Presentation
  つくば市
- Data Source
  KAKENHI-PROJECT-24740114
[Presentation] 輻射流体的フィードバックを考慮した新しい再電離シミュレーション
- Author(s)
  長谷川賢二、井上昭雄、石山智明
- Organizer
  SKA-Japan ワークショップ2015
- Place of Presentation
  国立天文台三鷹
- Year and Date
  2015-03-03 – 2015-03-05
- Data Source
  KAKENHI-PROJECT-26287034
[Presentation] 再電離シミュレーションコードの開発とそれを用いた再電離期における21cm 線分布の計算
- Author(s)
  長谷川賢二、井上昭雄、石山智明
- Organizer
  初代星・初代銀河研究会
- Place of Presentation
  東北大学
- Year and Date
  2015-01-19 – 2015-01-21
- Data Source
  KAKENHI-PROJECT-26287034

1. Susa Hajime (00323262)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
2. TOMINAGA Nozomu (00550279)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
3. NAMEKATA Daisuke (40610043)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
4. UMEMURA Masayuki (70183754)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
5. Inoue Akio (30411424)

# of Collaborated Projects: 1 results

# of Collaborated Products: 6 results
6. Ouchi Masami (40595716)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
7. Kashikawa Nobunari (00290883)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. Ishiyama Tomoaki (90616426)

# of Collaborated Projects: 1 results

# of Collaborated Products: 6 results
9. Shimasaku Kazuhiro

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. Shimizu Ikkoh

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
11. Mawatari Ken

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Hasegawa Kenji 長谷川 賢二

HASEGAWA Kenji 長谷川 賢二

Research Projects

Research Products

Co-Researchers

A method for identifying ionizing sources of reionization focusing on hyperfine structures of H and HePrincipal Investigator

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Mapping of ionization degree based on Subaru/HSC observations and cosmic reionization simulation

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Studies on the formation of first stars by radiation hydrodynamical simulations

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Study on gas supply process from AGN tori to accretion disks with multi-group radiation hydrodynamic simulations

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Elucidating the history of galaxy formation during the epoch of reionization by cosmological radiation hydrodynamic simulationsPrincipal Investigator

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[Journal Article] Predicting 21?cm-line map from Lyman-α emitter distribution with generative adversarial networks2021

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[Journal Article] Modelling population III stars for seminumerical simulations2021

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[Journal Article] The 21-cm signals from ultracompact minihaloes as a probe of primordial small-scale fluctuations2020

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[Journal Article] Deep multiredshift limits on Epoch of Reionization 21?cm power spectra from four seasons of Murchison Widefield Array observations2020

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[Journal Article] Detectability of 21-cm signal during the epoch of reionization with 21-cm-Lyman-α emitter cross-correlation ? III. Model dependence2020

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[Journal Article] SILVERRUSH. VII. Subaru/HSC Identifications of Protocluster Candidates at z ? 6?7: Implications for Cosmic Reionization2019

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[Journal Article] Redshift space distortion of 21?cm line at 1 < $z$ < 5 with cosmological hydrodynamic simulations2019

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[Journal Article] First Season MWA Phase II Epoch of Reionization Power Spectrum Results at Redshift 72019

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[Journal Article] Discrimination of heavy elements originating from Pop?III stars in z?= 3 intergalactic medium2019

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NAID

Hasegawa Kenji 長谷川賢二

HASEGAWA Kenji 長谷川賢二