Hayashi Kohei 林航平

Researcher Number	20771207
Other IDs	https://orcid.org/0000-0002-8758-8139
Affiliation (Current)	2024: 仙台高等専門学校, 総合工学科, 講師 2024: 一関工業高等専門学校, その他部局等, 講師
Affiliation (based on the past Project Information) *help	2023 – 2024: 仙台高等専門学校, 総合工学科, 講師 2022: 一関工業高等専門学校, その他部局等, 講師 2020 – 2021: 一関工業高等専門学校, その他部局等, 助教 2018 – 2019: 東京大学, 宇宙線研究所, 特別研究員 2017: 国立天文台, 先端技術センター, 特任研究員 2016: 東京大学, カブリ数物連携宇宙研究機構, 客員准科学研究員
Review Section/Research Field	Principal Investigator Transformative Research Areas, Section (II) / Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics / Science and Engineering Except Principal Investigator Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics / Basic Section 16010:Astronomy-related
Keywords	Principal Investigator 銀河動力学 / ダークマター / すばる望遠鏡 / 矮小銀河 / 暗黒物質 / 銀河系矮小銀河 / ビッグデータ / すばる広視野多天体分光器 / チェレンコフ望遠鏡アレイ / すばる超広視野多天体分光器 … More / 銀河系矮小楕円体銀河 / Ultralight dark matter / 間接的探査 / 天文 / 宇宙線 / 宇宙物理 / 銀河系 / 素粒子論 … More Except Principal Investigator 暗黒物質 / 暗黒物質分布評価 / 加速器探査 / 間接探査 / 直接探査 Less

Clarification of dark matter in galaxy scales based on dynamical analysis of stellar systems
- Principal Investigator
  
  千葉柾司
- Project Period (FY)
  2024 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 16010:Astronomy-related
- Research Institution
  Tohoku University
The Dark Matter Distribution in the Galactic Dwarf Spheroidal galaxies Revealed by the Subaru Prime Focus SpectrographPrincipal Investigator
- Principal Investigator
  
  林航平
- Project Period (FY)
  2023 – 2024
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (II)
- Research Institution
  Sendai National College of Technology
Comprehensive study of dynamical structures in the Galactic dwarf galaxies and shedding light on the nature of dark matterPrincipal Investigator
- Principal Investigator
  
  林航平
- Project Period (FY)
  2021 – 2022
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (II)
- Research Institution
  Ichinoseki National College of Technology
Unveiling the nature of dark matter through big data analysis of the next-generation large observation projectsPrincipal Investigator
- Principal Investigator
  
  林航平
- Project Period (FY)
  2021 – 2024
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
- Research Institution
  Ichinoseki National College of Technology
Theoretical study on the test of the weakly-charged dark matter
- Principal Investigator
  
  松本重貴
- Project Period (FY)
  2020 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
- Research Institution
  The University of Tokyo
Robust estimate of dark halo structures in the Galactic dwarf galaxies toward the future dark matter indirect detectionsPrincipal Investigator
- Principal Investigator
  
  林航平
- Project Period (FY)
  2018 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Research Institution
  The University of Tokyo
次世代分光観測で拓く暗黒物質探査の新展開Principal Investigator
- Principal Investigator
  
  林航平
- Project Period (FY)
  2016 – 2017
- 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

All 2023 2022 2021 2020 2019 2018 2017 2016

All Journal Article Presentation

[Journal Article] Constraining self-interacting dark matter with dwarf spheroidal galaxies and high-resolution cosmological N-body simulations2022
- Author(s)
  Ebisu Toshihiro、Ishiyama Tomoaki、Hayashi Kohei
- Journal Title
  
  Physical Review D
  
  Volume: 105 Issue: 2 Pages: 023016-023016
- DOI
  10.1103/physrevd.105.023016
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PUBLICLY-20H05245, KAKENHI-PUBLICLY-21H05447, KAKENHI-PROJECT-21K13909, KAKENHI-PROJECT-23K20232
[Journal Article] The Missing Satellite Problem outside of the Local Group. II. Statistical Properties of Satellites of Milky Way-like Galaxies2022
- Author(s)
  Nashimoto Masashi、Tanaka Masayuki、Chiba Masashi、Hayashi Kohei、Komiyama Yutaka、Okamoto Takashi
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 936 Issue: 1 Pages: 38-38
- DOI
  10.3847/1538-4357/ac83a4
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K13909, KAKENHI-PUBLICLY-21H05447, KAKENHI-PUBLICLY-21H05448, KAKENHI-PROJECT-20H00181, KAKENHI-PROJECT-19H01931
[Journal Article] Interstellar gas heating by primordial black holes2022
- Author(s)
  Takhistov Volodymyr、Lu Philip、Gelmini Graciela B.、Hayashi Kohei、Inoue Yoshiyuki、Kusenko Alexander
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume: 2022 Issue: 03 Pages: 017-017
- DOI
  10.1088/1475-7516/2022/03/017
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-21H05447, KAKENHI-PROJECT-19K14772, KAKENHI-PROJECT-21K13909, KAKENHI-PLANNED-20H05853
[Journal Article] The diversity of core?halo structure in the fuzzy dark matter model2022
- Author(s)
  Chan Hei Yin Jowett、Ferreira Elisa G M、May Simon、Hayashi Kohei、Chiba Masashi
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 511 Issue: 1 Pages: 943-952
- DOI
  10.1093/mnras/stac063
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-21H05447, KAKENHI-PUBLICLY-21H05448, KAKENHI-PROJECT-21K13909, KAKENHI-PROJECT-23K20232
[Journal Article] Narrowing the Mass Range of Fuzzy Dark Matter with Ultrafaint Dwarfs2021
- Author(s)
  Hayashi Kohei、Ferreira Elisa G. M.、Chan Hei Yin Jowett
- Journal Title
  
  The Astrophysical Journal Letters
  
  Volume: 912 Issue: 1 Pages: L3-L3
- DOI
  10.3847/2041-8213/abf501
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-21H05447, KAKENHI-PROJECT-21K13909, KAKENHI-PROJECT-23K20232
[Journal Article] An Arecibo 327 MHz Search for Radio Pulsars and Bursts in the Dwarf Irregular Galaxies Leo A and T2021
- Author(s)
  Crawford Fronefield、Hayashi Kohei
- Journal Title
  
  Research Notes of the AAS
  
  Volume: 5 Issue: 6 Pages: 146-146
- DOI
  10.3847/2515-5172/ac0c1d
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-21H05447, KAKENHI-PROJECT-21K13909
[Journal Article] Probing dark matter self-interaction with ultrafaint dwarf galaxies2021
- Author(s)
  Hayashi Kohei、Ibe Masahiro、Kobayashi Shin、Nakayama Yuhei、Shirai Satoshi
- Journal Title
  
  Physical Review D
  
  Volume: 103 Issue: 2 Pages: 023017-023017
- DOI
  10.1103/physrevd.103.023017
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K13535, KAKENHI-ORGANIZER-18H05535, KAKENHI-PUBLICLY-19H04609, KAKENHI-PROJECT-18J00277, KAKENHI-PROJECT-20J12783, KAKENHI-PLANNED-18H05542, KAKENHI-PLANNED-20H05860, KAKENHI-PROJECT-23K20232
[Journal Article] N-body Self-consistent Stellar-halo Modeling of the Fornax Dwarf Galaxy2021
- Author(s)
  Shchelkanova Galina、Hayashi Kohei、Blinnikov Sergei
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 909 Issue: 2 Pages: 147-147
- DOI
  10.3847/1538-4357/abdd24
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18J00277, KAKENHI-PROJECT-23K20232
[Journal Article] EMPRESS. III. Morphology, Stellar Population, and Dynamics of Extremely Metal-poor Galaxies (EMPGs): Are EMPGs Local Analogs of High-z Young Galaxies?*2021
- Author(s)
  Isobe Yuki、Ouchi Masami、Kojima Takashi、Shibuya Takatoshi、Hayashi Kohei、Rauch Michael、Kikuchihara Shotaro、Zhang Haibin、Ono Yoshiaki、Fujimoto Seiji、Harikane Yuichi、Kim Ji Hoon、Komiyama Yutaka、Kusakabe Haruka、Lee Chien-Hsiu、Mawatari Ken、Onodera Masato、Sugahara Yuma、Yabe Kiyoto
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 918 Issue: 2 Pages: 54-54
- DOI
  10.3847/1538-4357/ac05bf
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-21H05447, KAKENHI-PROJECT-21K03622, KAKENHI-PROJECT-18K13578, KAKENHI-PROJECT-19K14752, KAKENHI-PROJECT-21K13909, KAKENHI-PROJECT-21K13953, KAKENHI-PROJECT-22KJ0586, KAKENHI-PLANNED-20H05856
[Journal Article] J-factor estimation of Draco, Sculptor and Ursa Minor dwarf spheroidal galaxies with the member/foreground mixture model2020
- Author(s)
  S. Horigome, K. Hayashi, M. Ibe, M N. Ishigaki, S. Matsumoto, and H. Sugai
- Journal Title
  
  Astro-ph
  
  Volume: －
- NAID
  130008157053
- Open Access
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Journal Article] Formation of massive globular clusters with dark matter and its implication on dark matter annihilation2020
- Author(s)
  Wirth Henriette、Bekki Kenji、Hayashi Kohei
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society: Letters
  
  Volume: 496 Issue: 1 Pages: L70-L74
- DOI
  10.1093/mnrasl/slaa089
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18J00277, KAKENHI-PROJECT-23K20232
[Journal Article] J-factor estimation of Draco, Sculptor, and Ursa Minor dwarf spheroidal galaxies with the member/foreground mixture model2020
- Author(s)
  Horigome Shun-ichi、Hayashi Kohei、Ibe Masahiro、Ishigaki Miho N、Matsumoto Shigeki、Sugai Hajime
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 499 Issue: 3 Pages: 3320-3337
- DOI
  10.1093/mnras/staa2909
- NAID
  130008157053
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-19H05810, KAKENHI-PROJECT-20H00153, KAKENHI-PROJECT-18J00277, KAKENHI-PROJECT-17H02878, KAKENHI-PROJECT-23K20232
[Journal Article] Constraining dark matter annihilation with HSC low surface brightness galaxies2020
- Author(s)
  Hashimoto Daiki、Macias Oscar、Nishizawa Atsushi J.、Hayashi Kohei、Takada Masahiro、Shirasaki Masato、Ando Shin'ichiro
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume: 2020 Issue: 01 Pages: 059-059
- DOI
  10.1088/1475-7516/2020/01/059
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05893, KAKENHI-PUBLICLY-18H04359, KAKENHI-PROJECT-19H00677, KAKENHI-PROJECT-17H04836, KAKENHI-PROJECT-18J00277, KAKENHI-PUBLICLY-18H04340, KAKENHI-PLANNED-15H05890
[Journal Article] Non-sphericity of ultralight-axion dark matter haloes in the Galactic dwarf spheroidal galaxies2020
- Author(s)
  K. Hayashi, and I. Obata
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 491 Pages: 615-633
- DOI
  10.1093/mnras/stz2950
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PUBLICLY-18H04359, KAKENHI-PROJECT-18J00277
[Journal Article] The stellar halo of the Milky Way traced by blue horizontal-branch stars in the Subaru Hyper Suprime-Cam Survey2019
- Author(s)
  Fukushima Tetsuya、Chiba Masashi、Tanaka Mikito、Hayashi Kohei、Homma Daisuke、Okamoto Sakurako、Komiyama Yutaka、Tanaka Masayuki、Arimoto Nobuo、Matsuno Tadafumi
- Journal Title
  
  Publications of the Astronomical Society of Japan
  
  Volume: 71 Issue: 4 Pages: 1-16
- DOI
  10.1093/pasj/psz052
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05889, KAKENHI-PUBLICLY-18H04359, KAKENHI-PROJECT-17H01101, KAKENHI-PROJECT-18J00277, KAKENHI-PLANNED-18H05437
[Journal Article] Botes. IV. A new Milky Way satellite discovered in the Subaru Hyper Suprime-Cam Survey and implications for the missing satellite problem2019
- Author(s)
  Homma Daisuke、Chiba Masashi、Komiyama Yutaka、Tanaka Masayuki、Okamoto Sakurako、Tanaka Mikito、Ishigaki Miho N、Hayashi Kohei、Arimoto Nobuo、Carlsten Scott G、Lupton Robert H、Strauss Michael A、Miyazaki Satoshi、Torrealba Gabriel、Wang Shiang-Yu、Murayama Hitoshi
- Journal Title
  
  Publications of the Astronomical Society of Japan
  
  Volume: 71 Issue: 5 Pages: 1-13
- DOI
  10.1093/pasj/psz076
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05889, KAKENHI-PUBLICLY-18H04334, KAKENHI-PUBLICLY-18H04359, KAKENHI-PROJECT-17H01101, KAKENHI-PROJECT-18J00277, KAKENHI-PROJECT-17K05409, KAKENHI-INTERNATIONAL-15K21733, KAKENHI-PLANNED-15H05892, KAKENHI-PLANNED-18H05437
[Journal Article] Non-sphericity of ultra-light axion dark matter halos in the Galactic dwarf spheroidal galaxies2019
- Author(s)
  Hayashi Kohei、Ippei Obata
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: －
- Open Access
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Journal Article] Effects of mass models on dynamical mass estimate: the case of ultradiffuse galaxy NGC 1052-DF22018
- Author(s)
  Hayashi Kohei、Inoue Shigeki
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society: Letters
  
  Volume: 481 Issue: 1 Pages: L59-L63
- DOI
  10.1093/mnrasl/sly162
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K17677, KAKENHI-PUBLICLY-18H04359, KAKENHI-PROJECT-18J00277
[Journal Article] Searches for New Milky Way Satellites from the First Two Years of Data of the Subaru/Hyper Suprime-Cam Survey: Discovery of Cetus~III2018
- Author(s)
  D.Homma, M.Chiba, S. Okamoto, Y.Komiyama,M.Tanaka, M.Ishigaki, K.Hayashi, N.Arimoto et al.
- Journal Title
  
  Publications of the Astronomical Society of Japan
  
  Volume: 70 Issue: SP1 Pages: 1-12
- DOI
  10.1093/pasj/psx050
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-INTERNATIONAL-15K21733, KAKENHI-PLANNED-15H05889, KAKENHI-PUBLICLY-16H01086, KAKENHI-PUBLICLY-16H01090
[Journal Article] Foreground effect on the J-factor estimation of ultrafaint dwarf spheroidal galaxies2018
- Author(s)
  Ichikawa, K., Horigome, S., Ishigaki, M. N., Matsumoto, S., Ibe, M., Sugai, H., Hayashi, K.
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 479 Issue: 1 Pages: 64-74
- DOI
  10.1093/mnras/sty1387
- NAID
  130008148664
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14249, KAKENHI-PUBLICLY-18H04359, KAKENHI-PLANNED-26104009, KAKENHI-PROJECT-17H02878, KAKENHI-PROJECT-18J00277, KAKENHI-PROJECT-18J21186, KAKENHI-PLANNED-25105011
[Journal Article] The Missing Satellite Problem Outside of the Local Group. I. Pilot Observation2018
- Author(s)
  Tanaka Masayuki、Chiba Masashi、Hayashi Kohei、Komiyama Yutaka、Okamoto Takashi、Cooper Andrew P.、Okamoto Sakurako、Spitler Lee
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 865 Issue: 2 Pages: 125-125
- DOI
  10.3847/1538-4357/aad9fe
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05889, KAKENHI-PUBLICLY-18H04333, KAKENHI-PUBLICLY-18H04359, KAKENHI-PROJECT-18J00277, KAKENHI-PLANNED-18H05437, KAKENHI-PROJECT-17H01101
[Journal Article] Dark halo structure in the Carina dwarf spheroidal galaxy: joint analysis of multiple stellar components2018
- Author(s)
  Hayashi Kohei、Fabrizio Michele、Lokas Ewa L、Bono Giuseppe、Monelli Matteo、Dall’Ora Massimo、Stetson Peter B
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 481 Issue: 1 Pages: 250-261
- DOI
  10.1093/mnras/sty2296
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-18H04359, KAKENHI-PROJECT-18J00277
[Journal Article] Stellar Stream and Halo Structure in the Andromeda Galaxy from a Subaru/Hyper Suprime-Cam Survey2018
- Author(s)
  Komiyama, Yutaka; Chiba, Masashi; Tanaka, Mikito; Tanaka, Masayuki; Kirihara, Takanobu; Miki, Yohei; Mori, Masao; Lupton, Robert H.; Guhathakurta, Puragra; Kalirai, Jason S.; Gilbert, Karoline; Kirby, Evan; Lee, Myun Gyoon; Jang, In Sung; Sharma, Sanjib; Hayashi, Kohei
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 853 Issue: 1 Pages: 29-51
- DOI
  10.3847/1538-4357/aaa129
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25400222, KAKENHI-PLANNED-15H05889, KAKENHI-PUBLICLY-16H01086, KAKENHI-PUBLICLY-16H01090, KAKENHI-PROJECT-15K05037, KAKENHI-PROJECT-17H01101
[Journal Article] Impact of axisymmetric mass models for dwarf spheroidal galaxies on indirect dark matter searches2017
- Author(s)
  Niki Klop、Fabio Zandanel、Kohei Hayashi、Shin'ichiro Ando
- Journal Title
  
  Physical Review D
  
  Volume: 95 Pages: 1-10
- Peer Reviewed
- Data Source
  KAKENHI-PUBLICLY-16H01090
[Journal Article] Universal Dark Halo Scaling Relation for the Dwarf Spheroidal Satellites2017
- Author(s)
  Hayashi Kohei、Ishiyama Tomoaki、Ogiya Go、Chiba Masashi、Inoue Shigeki、Mori Masao
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 843 Issue: 2 Pages: 97-97
- DOI
  10.3847/1538-4357/aa74d9
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25400222, KAKENHI-PROJECT-17K17677, KAKENHI-PLANNED-15H05889, KAKENHI-PUBLICLY-16H01086, KAKENHI-PUBLICLY-16H01090, KAKENHI-PROJECT-17H04828
[Journal Article] Foreground effect on the J-factor estimation of classical dwarf spheroidal galaxies2017
- Author(s)
  Koji Ichikawa, Miho N. Ishigaki, Shigeki Matsumoto, Masahiro Ibe, Hajime Sugai, Kohei Hayashi and Shun-ichi Horigome
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 印刷中
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PUBLICLY-16H01090
[Journal Article] Dark matter annihilation and decay from non-spherical dark halos in galactic dwarf satellites2016
- Author(s)
  Kohei Hayashi, Koji Ichikawa, Shigeki Matsumoto, Masahiro Ibe, Miho N. Ishigaki, Hajime Sugai
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 461 Issue: 3 Pages: 2914-2928
- DOI
  10.1093/mnras/stw1457
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PUBLICLY-16H01090, KAKENHI-PLANNED-25105011, KAKENHI-PROJECT-15J10232, KAKENHI-PROJECT-26287039, KAKENHI-PLANNED-26104009
[Presentation] Dark matter in the Galactic dwarf satellites2023
- Author(s)
  林航平
- Organizer
  What is dark matter? - Comprehensive study of the huge discovery space in dark matter
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K20232
[Presentation] Measuring the dark matter halo of a dwarf spheroidal galaxy through normalizing flows2023
- Author(s)
  Kohei Hayashi, Sung Hak Lim, Mihoko Nojiri
- Organizer
  2023 Spring Annual Meeting, Astronomical Society of Japan
- Data Source
  KAKENHI-PROJECT-21K13909
[Presentation] Revealing mass distributions of dwarf spheroidal galaxies in the Subaru-PFS era2023
- Author(s)
  林航平
- Organizer
  IAUS379: Dynamical Masses of Local Group Galaxies
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K20232
[Presentation] Dark matter in the Galactic dwarf satellites2023
- Author(s)
  林航平
- Organizer
  What is dark matter? - Comprehensive study of the huge discovery space in dark matter
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K13909
[Presentation] Revealing mass distributions of dwarf spheroidal galaxies in the Subaru-PFS era2023
- Author(s)
  林航平
- Organizer
  IAUS379: Dynamical Masses of Local Group Galaxies
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-21H05447
[Presentation] Dark matter in the Galactic dwarf satellites2023
- Author(s)
  林航平
- Organizer
  What is dark matter? - Comprehensive study of the huge discovery space in dark matter
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-21H05447
[Presentation] Revealing mass distributions of dwarf spheroidal galaxies in the Subaru-PFS era2023
- Author(s)
  林航平
- Organizer
  IAUS379: Dynamical Masses of Local Group Galaxies
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K13909
[Presentation] Dark matter distributions of the Milky Way and its satellites2022
- Author(s)
  林航平
- Organizer
  The 2nd DMNet International Symposium: Direct and Indirect Detection of Dark Matter
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-21H05447
[Presentation] Dark matter distributions of the Milky Way and its satellites2022
- Author(s)
  林航平
- Organizer
  The 2nd DMNet International Symposium: Direct and Indirect Detection of Dark Matter
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K13909
[Presentation] Dark matter distributions of the Milky Way and its satellites2022
- Author(s)
  林航平
- Organizer
  The 2nd DMNet International Symposium: Direct and Indirect Detection of Dark Matter
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K20232
[Presentation] PFS prospects for measuring dark matter distributions in the Galactic dwarf galaxies2022
- Author(s)
  Kohei Hayashi
- Organizer
  PFS 13th collaboration meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-21H05447
[Presentation] Comprehensive study of dynamical structures in the Galactic dwarf galaxies by Subaru and shedding light on the nature of dark matter2022
- Author(s)
  林航平
- Organizer
  FY2021 学術変革領域研究「ダークマター」シンポジウム
- Data Source
  KAKENHI-PROJECT-21K13909
[Presentation] PFS prospects for measuring dark matter distributions in the Galactic dwarf galaxies2022
- Author(s)
  Kohei Hayashi
- Organizer
  PFS 13th collaboration meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K13909
[Presentation] Comprehensive study of dynamical structures in the Galactic dwarf galaxies by Subaru and shedding light on the nature of dark matter2022
- Author(s)
  林航平
- Organizer
  FY2021 学術変革領域研究「ダークマター」シンポジウム
- Data Source
  KAKENHI-PUBLICLY-21H05447
[Presentation] 近傍宇宙論:矮小銀河暗黒物質研究の現状と将来展望2021
- Author(s)
  林航平
- Organizer
  第34回理論懇シンポジウム「挑戦的アイデアで広げる宇宙物理の可能性」
- Invited
- Data Source
  KAKENHI-PROJECT-21K13909
[Presentation] 近傍宇宙論：矮小銀河暗黒物質研究の現状と将来展望2021
- Author(s)
  林航平
- Organizer
  第３４回理論懇シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-23K20232
[Presentation] 超低輝度矮小銀河を用いたFuzzy Dark Matter理論への制限2021
- Author(s)
  林航平
- Organizer
  日本天文学会2021年秋季年会
- Data Source
  KAKENHI-PROJECT-21K13909
[Presentation] 超低輝度矮小銀河を用いたFuzzy Dark Matter理論への制限2021
- Author(s)
  林航平
- Organizer
  日本天文学会2021年秋季年会
- Data Source
  KAKENHI-PUBLICLY-21H05447
[Presentation] 銀河系の動力学構造とダークマター分布への制限2021
- Author(s)
  林航平
- Organizer
  暗黒物質セミナーシリーズ
- Invited
- Data Source
  KAKENHI-PROJECT-23K20232
[Presentation] Dwarf spheroidal galaxies as probes of the nature of dark matter2021
- Author(s)
  林航平
- Organizer
  京都大学基礎物理学研究所コロキウム
- Invited
- Data Source
  KAKENHI-PROJECT-23K20232
[Presentation] 近傍宇宙論：矮小銀河暗黒物質研究の現状と将来展望2021
- Author(s)
  林航平
- Organizer
  第34回理論懇シンポジウム「挑戦的アイデアで広げる宇宙物理の可能性」
- Invited
- Data Source
  KAKENHI-PUBLICLY-21H05447
[Presentation] The diversity of dark matter density profiles in the Milky Way dwarf satellites2020
- Author(s)
  林航平
- Organizer
  Shanghai Jiao Tong University Colloquium
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K20232
[Presentation] Diversity of the central dark matter densities in the Galactic dwarf spheroidals2020
- Author(s)
  林航平
- Organizer
  Cosmic Acceleration
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] The Galactic dwarf galaxy as a constraint on the nature of dark matter2020
- Author(s)
  林航平
- Organizer
  Yunnan University, SWIFAR Colloquium
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K20232
[Presentation] Milky Way science with HSC Northern-hemisphere Ultra Wide Survey2020
- Author(s)
  林航平
- Organizer
  Euclid衛星とすばる望遠鏡のシナジー
- Invited
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] 銀河系矮小銀河を用いたultra-light axion dark matterへの制限2020
- Author(s)
  林航平
- Organizer
  日本天文学会2020年春季年会
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] Galactic Archaeology: Unveiling the nature of dark matter2020
- Author(s)
  林航平
- Organizer
  Berkeley Week
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] Non-spherical dark halo structures and J-factor mapping for the Galactic dwarf spheroidals2020
- Author(s)
  林航平
- Organizer
  3rd KEK-PH + KEK-Cosmo Joint Lectures and Workshop on “Dark Matter”
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K20232
[Presentation] Ultralight axion dark matter and small-scale problem2019
- Author(s)
  林航平
- Organizer
  Two-day workshop: Axion Cosmology
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] Dark matter density profiles in the classical dwarf spheroidal galaxies in Milky Way2019
- Author(s)
  林航平
- Organizer
  新学術シンポジウム「なぜ宇宙は加速するのか？-徹底的究明と将来への挑戦-」
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] PFS, WFIRST, CTAのシナジーで迫る銀河系矮小銀河ダークマター研究の将来展望2019
- Author(s)
  林航平
- Organizer
  我が国の（近）赤外線広視野観測サイエンスの戦略と展望
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] Non-sphericity of ultralight axion dark matter halos in the Galactic dwarf satellites2019
- Author(s)
  林航平
- Organizer
  Accelerating Universe in the Dark
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] Pseudo phase space density of dark matter halos in the dwarf spheroidals2019
- Author(s)
  林航平
- Organizer
  6th Galaxy Evolution Workshop
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] Dark matter in dwarf galaxies in the Subaru-PFS era2019
- Author(s)
  林航平
- Organizer
  Subaru International Conference “Subaru Telescope 20th Anniversary”
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] 銀河系矮小銀河コアカスプ問題の再検討2019
- Author(s)
  林航平
- Organizer
  第８回観測的宇宙論ワークショップ
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] Dark matter distributions in the Galactic dwarf spheroidal galaxies2019
- Author(s)
  林航平
- Organizer
  Topics in Astroparticle and Underground Physics (TAUP) 2019
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] Diversity of dark matter distributions in the Galactic dwarf satellites2019
- Author(s)
  林航平
- Organizer
  Subaru International Conference “Subaru Telescope 20th Anniversary”
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] Dark halo structures and star formation histories of the Galactic dwarf spheroidals2018
- Author(s)
  林航平
- Organizer
  Workshop in Galactic Archaeology with LAMOST and Subaru
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] Effects of mass models on dynamical mass estimate: the case for ultra diffuse galaxy NGC1052-DF22018
- Author(s)
  林航平
- Organizer
  日本天文学会２０１８年秋季年会
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] すばるPFSによる銀河系矮小銀河観測を用いた暗黒物質ハロー構造の精密測定2018
- Author(s)
  林航平、石垣美歩、矢部清人、小宮山裕、千葉柾司、Judith Cohen、Rosemary Wyse、Evan Kirby and PFS/GA team
- Organizer
  日本天文学会２０１８年春季学会
- Data Source
  KAKENHI-PUBLICLY-16H01090
[Presentation] PFS survey simulations for GA targets2018
- Author(s)
  林航平
- Organizer
  The PFS 10th General Collaboration Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] Update on the PFS-DSPH2018
- Author(s)
  林航平
- Organizer
  PFS Science Working Group meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] 銀河系矮小銀河の観測的不定性を考慮した暗黒物質分布推定2018
- Author(s)
  林航平
- Organizer
  日本天文学会２０１８年秋季年会
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] The universal dark halo scaling relation for the dwarf satellites2018
- Author(s)
  林航平
- Organizer
  第５回銀河進化研究会
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] Robust J-factor estimation of ultra faint dwarf galaxies2018
- Author(s)
  林航平、市川幸史、堀米俊一、松本重貴、伊部昌宏、石垣美歩、菅井肇
- Organizer
  Symposium for Grant- in-Aid for Scientific Research on Innovative Areas (Why does the Universe accelerate? -Exhaustive study and challenge for the future)
- Data Source
  KAKENHI-PUBLICLY-16H01090
[Presentation] Robust estimate of dark matter distributions in the Galactic dwarf spheroidals2018
- Author(s)
  林航平
- Organizer
  TeV Particle Astrophysics 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] Dark halo structure in Carina dwarf spheroidal galaxy: Joint analysis of multiple stellar components2018
- Author(s)
  林航平
- Organizer
  日本天文学会２０１８年春季学会
- Data Source
  KAKENHI-PUBLICLY-16H01090
[Presentation] Universal dark halo scaling relation for the dwarf spheroidal galaxies2018
- Author(s)
  林航平
- Organizer
  The 8th KIAS workshop on cosmology and structure formation
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-18H04359
[Presentation] 矮小銀河ダークマターハローの普遍的性質2017
- Author(s)
  林航平、石山智明、扇谷豪、千葉柾司、井上茂樹、森正夫
- Organizer
  日本天文学会２０１７年秋季学会
- Data Source
  KAKENHI-PUBLICLY-16H01090
[Presentation] Feasibility study and survey simulation for GA targets2017
- Author(s)
  Kohei Hayashi
- Organizer
  The PFS 9th General Collaboration Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H01090
[Presentation] Chemo-dynamical simulations of dwarf galaxies2017
- Author(s)
  Kohei Hayashi
- Organizer
  Workshop for Stellar Evolution, Supernova and Nucleosynthesis Across Cosmic Time
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H01090
[Presentation] Robust estimate of dark halo in the Galactic dwarf spheroidal galaxies2017
- Author(s)
  Kohei Hayashi
- Organizer
  新学術領域シンポジウム「なぜ宇宙は加速するのか？-徹底的究明と将来への挑戦-」
- Place of Presentation
  高エネルギー加速器研究機構, 茨城県つくば市
- Year and Date
  2017-03-08
- Data Source
  KAKENHI-PUBLICLY-16H01090
[Presentation] Feasibility study of field tiling and fiber allocation of GA survey2016
- Author(s)
  Kohei Hayashi
- Organizer
  Prime Focus Spectrograph Science Working Group co-chair meeting
- Place of Presentation
  Princeton University (Princeton, US)
- Year and Date
  2016-09-08
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H01090
[Presentation] Dark matter annihilation from non-spherical dark halos in the dwarf galaxies2016
- Author(s)
  Kohei Hayashi
- Organizer
  European Week of Astronomy and Space Science
- Place of Presentation
  Eugenides Foundation (Athens, Greece)
- Year and Date
  2016-07-04
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H01090
[Presentation] Updated feasibility study of field tiling and fiber allocation of GA survey2016
- Author(s)
  Kohei Hayashi
- Organizer
  The PFS 8th General Collaboration meeting
- Place of Presentation
  Johns Hopkins University (Baltimore, US)
- Year and Date
  2016-12-12
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H01090
[Presentation] ダークハロー平均面密度の進化と起源2016
- Author(s)
  林　航平
- Organizer
  第２９回理論懇シンポジウム
- Place of Presentation
  東北大学, 宮城県仙台市
- Year and Date
  2016-12-20
- Data Source
  KAKENHI-PUBLICLY-16H01090

1. 千葉柾司 (50217246)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
2. 森正夫 (10338585)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
3. 松本重貴 (00451625)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
4. 白井智 (10784499)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
5. 張ヶ谷圭介 (40974168)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. 久野純治 (60300670)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. Binder Tobias (30847009)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. Ogiya Go

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
9. Miki Yohei

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
10. Kirihara Tadanobu

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
11. 井上茂樹

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
12. 石垣美歩

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
13. 石山智明

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
14. 高田昌広

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Hayashi Kohei 林 航平

Research Projects

Research Products

Co-Researchers

Clarification of dark matter in galaxy scales based on dynamical analysis of stellar systems

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The Dark Matter Distribution in the Galactic Dwarf Spheroidal galaxies Revealed by the Subaru Prime Focus SpectrographPrincipal Investigator

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Comprehensive study of dynamical structures in the Galactic dwarf galaxies and shedding light on the nature of dark matterPrincipal Investigator

Principal Investigator

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Unveiling the nature of dark matter through big data analysis of the next-generation large observation projectsPrincipal Investigator

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Theoretical study on the test of the weakly-charged dark matter

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Robust estimate of dark halo structures in the Galactic dwarf galaxies toward the future dark matter indirect detectionsPrincipal Investigator

Principal Investigator

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次世代分光観測で拓く暗黒物質探査の新展開Principal Investigator

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[Journal Article] Constraining self-interacting dark matter with dwarf spheroidal galaxies and high-resolution cosmological N-body simulations2022

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[Journal Article] The Missing Satellite Problem outside of the Local Group. II. Statistical Properties of Satellites of Milky Way-like Galaxies2022

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[Journal Article] Interstellar gas heating by primordial black holes2022

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[Journal Article] The diversity of core?halo structure in the fuzzy dark matter model2022

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DOI

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[Journal Article] Narrowing the Mass Range of Fuzzy Dark Matter with Ultrafaint Dwarfs2021

Author(s)

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DOI

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[Journal Article] An Arecibo 327 MHz Search for Radio Pulsars and Bursts in the Dwarf Irregular Galaxies Leo A and T2021

Author(s)

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[Journal Article] Probing dark matter self-interaction with ultrafaint dwarf galaxies2021

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Hayashi Kohei 林航平