Fujii Toshihiro 藤井俊博

Researcher Number	50706877
Other IDs
Affiliation (Current)	2025: 大阪公立大学, 大学院理学研究科, 准教授
Affiliation (based on the past Project Information) *help	2022 – 2025: 大阪公立大学, 大学院理学研究科, 准教授 2018 – 2023: 京都大学, 白眉センター, 特定助教 2018: 東京大学, 宇宙線研究所, 研究員 2016 – 2018: 東京大学, 宇宙線研究所, 特別研究員(PD) 2016 – 2017: 東京大学, 宇宙線研究所, 特別研究員 2015: 東京大学, 宇宙線研究所, 協力研究員
Review Section/Research Field	Principal Investigator Medium-sized Section 15:Particle-, nuclear-, astro-physics, and related fields / Basic Section 15020:Experimental studies related to particle-, nuclear-, cosmic ray and astro-physics / Particle/Nuclear/Cosmic ray/Astro physics / Particle/Nuclear/Cosmic ray/Astro physics Except Principal Investigator Medium-sized Section 15:Particle-, nuclear-, astro-physics, and related fields / Transformative Research Areas, Section (II)
Keywords	Principal Investigator 宇宙線観測 / 極高エネルギー / 宇宙線 / 大気蛍光望遠鏡 / 大気蛍光 / 質量組成 / FAST実験 / テレスコープアレイ実験 / 空気シャワー / 極高エネルギー宇宙線 … More / 暗黒物質 / 強いCP問題 / 新物理 / 低バックグラウンド / ダークマター / アクシオン / 化学組成 / スペクトル / ピエールオージェ観測所 / FAST / エネルギースペクトル … More Except Principal Investigator 宇宙線 / 空気シャワー / すばる望遠鏡 / CCD / 超高エネルギー宇宙線 / ダークマターハロー / ニュートリノ / 理論天文学 / ガンマ線 / マルチメッセンジャー / ダークマター / 宇宙物理(理論) / 宇宙線(理論) / 素粒子(理論) / プラスチックシンチレータ / 地上粒子検出器 / 大気蛍光望遠鏡 / 高エネルギー天体現象 / ホットスポット / 近傍銀河 / 極高エネルギー宇宙線 / 宇宙ニュートリノ / 空気シャワーアレイ実験 / 最高エネルギー宇宙線 / 空気シャワー実験 / 銀河系外天体 / 粒子加速 / アマテラス粒子 Less

新型大気蛍光望遠鏡による極高エネルギー宇宙線観測実験の相互較正Principal Investigator
- Principal Investigator
  
  藤井俊博
- Project Period (FY)
  2025 – 2029
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 15:Particle-, nuclear-, astro-physics, and related fields
- Research Institution
  Osaka Metropolitan University
Ultra-precise Observation of Cosmic Ray Air Shower Particles Using Subaru Telescope
- Principal Investigator
  
  小池美知太郎
- Project Period (FY)
  2023 – 2025
- Research Category
  
  Grant-in-Aid for Challenging Research (Exploratory)
- Review Section
  
  Medium-sized Section 15:Particle-, nuclear-, astro-physics, and related fields
- Research Institution
  National Astronomical Observatory of Japan
Pioneering ultrahigh-energy cosmic ray astronomy using new air-fluorescence telescope arrayPrincipal Investigator
- Principal Investigator
  
  藤井俊博
- Project Period (FY)
  2021 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 15:Particle-, nuclear-, astro-physics, and related fields
- Research Institution
  Osaka Metropolitan University
  Kyoto University
Hunting solar axions with new pixel-type silicon detector under extremely low background environmentPrincipal Investigator
- Principal Investigator
  
  藤井俊博
- Project Period (FY)
  2021 – 2024
- Research Category
  
  Grant-in-Aid for Challenging Research (Pioneering)
- Review Section
  
  Medium-sized Section 15:Particle-, nuclear-, astro-physics, and related fields
- Research Institution
  Osaka Metropolitan University
  Kyoto University
Multimesseger Study of Heavy Dark Matter
- Principal Investigator
  
  村瀬孔大
- Project Period (FY)
  2020 – 2024
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (II)
- Research Institution
  Kyoto University
An energy calibration of ultrahigh-energy cosmic ray observatories using new air-fluorescence telescopesPrincipal Investigator
- Principal Investigator
  
  藤井俊博
- Project Period (FY)
  2019 – 2024
- Research Category
  
  Fund for the Promotion of Joint International Research (Fostering Joint International Research (A))
- Review Section
  
  Basic Section 15020:Experimental studies related to particle-, nuclear-, cosmic ray and astro-physics
- Research Institution
  Osaka Metropolitan University
  Kyoto University
  The University of Tokyo
Search for Ultra-High Energy Cosmic Ray origin using the extended Telescope Array experiment
- Principal Investigator
  
  Sako Takashi
- Project Period (FY)
  2019 – 2023
- Research Category
  
  Fund for the Promotion of Joint International Research (Fostering Joint International Research (B))
- Review Section
  
  Medium-sized Section 15:Particle-, nuclear-, astro-physics, and related fields
- Research Institution
  The University of Tokyo
A study of systematic uncertainties on ultrahigh-energy cosmic ray observation using new fluorescence detectorPrincipal Investigator
- Principal Investigator
  
  Fujii Toshihiro
- Project Period (FY)
  2018 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 15020:Experimental studies related to particle-, nuclear-, cosmic ray and astro-physics
- Research Institution
  Kyoto University
Observation of Ultra-High Energy Cosmic Rays and Measurement of Their Mass Composition with a New-Type Fluorescence DetectorPrincipal Investigator
- Principal Investigator
  
  藤井俊博
- Project Period (FY)
  2016 – 2018
- Research Category
  
  Grant-in-Aid for JSPS Fellows
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  The University of Tokyo
An establishment of new technique to observe ultra-high energy cosmic rays with new-type fluorescence telescopesPrincipal Investigator
- Principal Investigator
  
  Fujii Toshihiro
- Project Period (FY)
  2015 – 2018
- Research Category
  
  Grant-in-Aid for Young Scientists (A)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  Kyoto University
  The University of Tokyo

All 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015

All Journal Article Presentation

[Journal Article] Recent results from prototypes of the Fluorescence detector Array of Single-pixel Telescopes (FAST) in both hemispheres2023
- Author(s)
  Fujii Toshihiro et al. (The FAST Collaboration)
- Journal Title
  
  EPJ Web of Conferences
  
  Volume: 283 Pages: 06010-06010
- DOI
  10.1051/epjconf/202328306010
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18KK0381, KAKENHI-PROJECT-21H04470
[Journal Article] Revisiting ultrahigh-energy constraints on decaying super-heavy dark matter2023
- Author(s)
  S. Das, K. Murase, T. Fujii
- Journal Title
  
  Phys.Rev.D
  
  Volume: -
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-20H05852
[Journal Article] Observing cosmic-ray extensive air showers with a silicon imaging detector2023
- Author(s)
  Kawanomoto Satoshi、Koike Michitaro、Bradfield Fraser、Fujii Toshihiro、Komiyama Yutaka、Miyazaki Satoshi、Morokuma Tomoki、Murayama Hitoshi、Oguri Masamune、Terai Tsuyoshi
- Journal Title
  
  Scientific Reports
  
  Volume: 13 Issue: 1 Pages: 16091-16091
- DOI
  10.1038/s41598-023-42164-4
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K17693, KAKENHI-PROJECT-22K21349, KAKENHI-PLANNED-20H05852, KAKENHI-PLANNED-20H05856
[Journal Article] Revisiting ultrahigh-energy constraints on decaying superheavy dark matter2023
- Author(s)
  Das Saikat、Murase Kohta、Fujii Toshihiro
- Journal Title
  
  Physical Review D
  
  Volume: 107 Issue: 10 Pages: 103013-103013
- DOI
  10.1103/physrevd.107.103013
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-20H05852, KAKENHI-PROJECT-20H01901
[Journal Article] Effects of the Galactic Magnetic Field on the UHECR Correlation Studies with Starburst Galaxies2023
- Author(s)
  Higuchi Ryo、Sako Takashi、Fujii Toshihiro、Kawata Kazumasa、Kido Eiji
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 949 Issue: 2 Pages: 107-107
- DOI
  10.3847/1538-4357/acc739
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19KK0074
[Journal Article] Latest results of ultra-high-energy cosmic ray measurements with prototypes of the Fluorescence detector Array of Single-pixel Telescopes (FAST)2021
- Author(s)
  T. Fujii et al. (FAST Collaboration)
- Journal Title
  
  Proceedings of 37th International Cosmic Ray Conference
  
  Volume: ICRC2021 Pages: 402-402
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04470
[Journal Article] Measurement of the Fluctuations in the Number of Muons in Extensive Air Showers with the Pierre Auger Observatory2021
- Author(s)
  Aab A., T. Fujii et al. (Pierre Auger Collaboration)
- Journal Title
  
  Physical Review Letters
  
  Volume: 126 Issue: 15 Pages: 152002-152002
- DOI
  10.1103/physrevlett.126.152002
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04470
[Journal Article] Latest results of ultra-high-energy cosmic ray measurements with prototypes of the Fluorescence detector Array of Single-pixel Telescopes (FAST)2021
- Author(s)
  T. Fujii et al.
- Journal Title
  
  PoS (ICRC2021)
  
  Volume: 402 Pages: 402-402
- DOI
  10.22323/1.395.0402
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-20H05852
[Journal Article] An automated all-sky atmospheric monitoring camera for a next-generation ultrahigh-energy cosmic-ray observatory2020
- Author(s)
  Chytka L.、Mandat D.、Albury J.、Bellido J.A.、Farmerh J.、Fujii T.、Hamal P.、Horvath P.、Hrabovsky M.、Kvita J.、Malacari M.、Mastrodicasa M.、Matthews J.N.、Michal S.、Ni X.、Nozka L.、Palatka M.、Pech M.、Privitera P.、Schovanek P.、Salamida F.、Smida R.、Thomas S.B.、Travnicek P.、Vacula M.
- Journal Title
  
  Journal of Instrumentation
  
  Volume: 15 Issue: 10 Pages: T10009-T10009
- DOI
  10.1088/1748-0221/15/10/t10009
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H01225
[Journal Article] Search for Large-scale Anisotropy on Arrival Directions of Ultra-high-energy Cosmic Rays Observed with the Telescope Array Experiment2020
- Author(s)
  Abbasi R. U. et al. (Telescope Array collboration)
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 898 Issue: 2 Pages: L28-L28
- DOI
  10.3847/2041-8213/aba0bc
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19KK0074, KAKENHI-PROJECT-18H01225, KAKENHI-PROJECT-19J11429, KAKENHI-PROJECT-19H05607, KAKENHI-PROJECT-18H03705
[Journal Article] The first full-scale prototypes of the fluorescence detector array of single-pixel telescopes2020
- Author(s)
  Malacari M.、Farmer J.、Fujii T.、Albury J.、Bellido J.A.、Chytka L.、Hamal P.、Horvath P.、Hrabovsk? M.、Mandat D.、Matthews J.N.、Nozka L.、Palatka M.、Pech M.、Privitera P.、Schov?nek P.、?m?da R.、Thomas S.B.、Travnicek P.
- Journal Title
  
  Astroparticle Physics
  
  Volume: 119 Pages: 102430-102430
- DOI
  10.1016/j.astropartphys.2020.102430
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18KK0381, KAKENHI-PROJECT-18H01225
[Journal Article] A next-generation ground array for the detection of ultrahigh-energy cosmic rays: the Fluorescence detector Array of Single-pixel Telescopes (FAST)2019
- Author(s)
  Fujii Toshihiro、Malacari Max、Albury Justin、Bellido Jose A.、Chytka Ladislav、Farmer John、Hamal Petr、Horvath Pavel、Hrabovsky Miroslav、Mandat Dusan、Matthews John N.、Ni Xiaochen、Nozka Libor、Palatka Miroslav、Pech Miroslav、Privitera Paolo、Schovanek Petr、Thomas Stan B.、Travnicek Petr
- Journal Title
  
  EPJ Web of Conferences
  
  Volume: 210 Pages: 06003-06003
- DOI
  10.1051/epjconf/201921006003
- Data Source
  KAKENHI-PROJECT-18KK0381
[Journal Article] The full-scale prototype for the Fluorescence detector Array of Single-pixel Telescopes2018
- Author(s)
  T. Fujii et al
- Journal Title
  
  JPS Conf. Proc.
  
  Volume: 19 Pages: 011047-011047
- DOI
  10.7566/jpscp.19.011047
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H01225, KAKENHI-PROJECT-16J04564
[Journal Article] A systematic uncertainty on the energy scale of the Telescope Array fluorescence detectors2017
- Author(s)
  Toshihiro Fujii for the Telescope Array Collaboration
- Journal Title
  
  Proc. of 35th International Cosmic Ray Conference
  
  Volume: ICRC2017 Pages: 524-524
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16J04564
[Journal Article] First results from the full-scale prototype for the Fluorescence detector Array of Single-pixel Telescopes2017
- Author(s)
  T. Fujii for the FAST Collaboration
- Journal Title
  
  Proc. of 35th International Cosmic Ray Conference
  
  Volume: ICRC2017 Pages: 468-468
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05443
[Journal Article] First results from the full-scale prototype for the Fluorescence detector Array of Single-pixel Telescopes2017
- Author(s)
  Toshihiro Fujii for the FAST Collaboration
- Journal Title
  
  Proc. of 35th International Cosmic Ray Conference
  
  Volume: ICRC2017 Pages: 468-468
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16J04564
[Journal Article] A systematic uncertainty on the energy scale of the Telescope Array fluorescence detectors2017
- Author(s)
  T. Fujii for the Telescope Array Collaboration
- Journal Title
  
  Proc. of 35th International Cosmic Ray Conference
  
  Volume: ICRC2017 Pages: 524-524
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05443
[Journal Article] The prototype opto-mechanical system for the Fluorescence detector Array of Single-pixel Telescopes2017
- Author(s)
  D. Mandat, T. Fujii (9/19) et al.
- Journal Title
  
  Journal of Instrumentation
  
  Volume: 12 Issue: 07 Pages: T07001-T07001
- DOI
  10.1088/1748-0221/12/07/t07001
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05443, KAKENHI-PROJECT-16J04564
[Journal Article] Development of a Prototype for the Fluorescence Detector Array of Single-Pixel Telescopes2016
- Author(s)
  T. Fujii et al.
- Journal Title
  
  Proc. of International Symposium for Ultra-High Energy Cosmic Rays (UHECR2014)
  
  Volume: 9 Pages: 010017-010017
- DOI
  10.7566/jpscp.9.010017
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05443
[Journal Article] Detection of ultra-high energy cosmic ray showers with a single-pixel fluorescence telescope2016
- Author(s)
  T. Fujii et al.
- Journal Title
  
  Astroparticle Physics
  
  Volume: 74 Pages: 64-72
- DOI
  10.1016/j.astropartphys.2015.10.006
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05443
[Journal Article] First Results from a Prototype of the Fluorescence Detector Array of Single-pixel Telescopes2015
- Author(s)
  T. Fujii et al.
- Journal Title
  
  Proc. of 34th International Cosmic Ray Conference
  
  Volume: ICRC2015 Pages: 323-323
- Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05443
[Presentation] “Inverse” multi-messenger observation with Subaru Hyper Supreme-Cam2024
- Author(s)
  Toshihiro Fujii
- Organizer
  Gero, Gifu, "Annual Meeting on Multi messenger Astrophysics"
- Data Source
  KAKENHI-PROJECT-23K17693
[Presentation] 極高エネルギー宇宙線国際共同観測実験GCOSの現状と今後の展望2023
- Author(s)
  藤井俊博
- Organizer
  第6回空気シャワー観測による宇宙線の起源探索勉強会
- Invited
- Data Source
  KAKENHI-PROJECT-18KK0381
[Presentation] GCOS-Japan consortium2023
- Author(s)
  Toshihiro Fujii
- Organizer
  The 3rd Global Cosmic-ray Observatory (GCOS) workshop
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19KK0074
[Presentation] FAST実験14:新型大気蛍光望遠鏡による南北半球での極高エネルギー宇宙線観測と自立稼働へ向けた開発研究2023
- Author(s)
  藤井俊博
- Organizer
  日本物理学会2023年春季大会
- Data Source
  KAKENHI-PROJECT-18KK0381
[Presentation] Rapporteur Talk of Cosmic Ray Indirect (CRI): The past and future 20-years endeavor for discovering origins of ultra-high energy cosmic rays2023
- Author(s)
  Toshihiro Fujii
- Organizer
  The 38th International Cosmic Ray Conference 2023
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-20H05852
[Presentation] Rapporteur Talk of Cosmic Ray Indirect (CRI): The past and future 20-years endeavor for discovering origins of ultra-high energy cosmic rays2023
- Author(s)
  Toshihiro Fujii
- Organizer
  38th International Cosmic Ray Conference
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19KK0074
[Presentation] FAST実験14:新型大気蛍光望遠鏡による南北半球での極高エネルギー宇宙線観測と自立稼働へ向けた開発研究2023
- Author(s)
  藤井俊博
- Organizer
  日本物理学会2023年春季大会
- Data Source
  KAKENHI-PROJECT-21H04470
[Presentation] Updates on Cosmic Ray Extensive Air Showers detected with Subaru Hyper Supreme-Cam2023
- Author(s)
  Toshihiro Fujii
- Organizer
  What is dark matter? - Comprehensive study of the huge discovery space in dark matter
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-20H05852
[Presentation] Recent results from prototypes of the Fluorescence detector Array of Single-pixel Telescopes (FAST) in both hemispheres2022
- Author(s)
  Toshihiro Fujii
- Organizer
  6th International Symposium on Ultra High Energy Cosmic Rays
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-20H05852
[Presentation] Recent results from prototypes of the Fluorescence detector Array of Single-pixel Telescopes (FAST) in both hemispheres2022
- Author(s)
  Toshihiro Fujii
- Organizer
  6th International Symposium on Ultra High Energy Cosmic Rays
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04470
[Presentation] Search for the large-scale cosmic-ray anisotropies using the TA and TALE surface detector arrays2022
- Author(s)
  Toshihiro Fujii
- Organizer
  6th International Symposium on Ultra High Energy Cosmic Rays
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-20H05852
[Presentation] Subaru Hyper Supreme-Cam Meets Cosmic Ray Shower2022
- Author(s)
  Toshihiro Fujii
- Organizer
  What is dark matter? - Comprehensive study of the huge discovery space in dark matter Symposium
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-20H05852
[Presentation] TA実験384：2021年5月27日に地表粒子検出器アレイで観測された極高エネルギー宇宙線事象次世代の極高エネルギー宇宙線事象2022
- Author(s)
  藤井俊博
- Organizer
  日本物理学会第77回年次大会
- Data Source
  KAKENHI-PROJECT-21H04470
[Presentation] Unraveling mysteries of the most energetic particle in the universe2021
- Author(s)
  Toshihiro Fujii
- Organizer
  3rd Toyama International Symposium on “Physics at the Cosmic Frontier” (PCF2021)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04470
[Presentation] Latest results of ultra-high-energy cosmic ray measurements with prototypes of the Fluorescence detector Array of Single-pixel Telescopes (FAST)2021
- Author(s)
  Toshihiro Fujii
- Organizer
  37th International Cosmic Ray Conference
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04470
[Presentation] Update on the large-scale cosmic-ray anisotropy search at the highest energies by the Telescope Array Experiment2021
- Author(s)
  T. Fujii
- Organizer
  ICRC2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19KK0074
[Presentation] 新型X線ピクセル検出器を使った太陽アクシオン探査」, 藤井俊博, 口頭発表, 新学術「地下宇宙2021
- Author(s)
  藤井俊博
- Organizer
  新学術「地下宇宙」2021年領域研究会
- Data Source
  KAKENHI-PROJECT-21K18151
[Presentation] Beyond-standard-model (BSM) physics searched by ultra-high-energy cosmic ray (UHECR) observations2021
- Author(s)
  Toshihiro Fujii
- Organizer
  1st workshop: Multi-messenger Study of Heavy Dark Matter
- Data Source
  KAKENHI-PROJECT-21H04470
[Presentation] 次世代の極高エネルギー宇宙線観測実験FASTで期待される宇宙線起源・加速機構解明の新展開2021
- Author(s)
  藤井俊博
- Organizer
  高エネルギー宇宙物理学研究会2021
- Data Source
  KAKENHI-PROJECT-21H04470
[Presentation] Clarifying the Most Energetic Particles in the Universe2021
- Author(s)
  Toshihiro Fujii
- Organizer
  Spin-off programme from HeKKSaGOn: Five Dialogues for Future Research and Science with Early Career Researchers
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04470
[Presentation] Extragalactic cosmic ray observations2020
- Author(s)
  Toshihiro Fujii
- Organizer
  International Research Network Extragalactic Astrophysics and Cosmology (NECO) Online Workshop
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H01225
[Presentation] FAST実験9：新型大気蛍光望遠鏡による南北半球での極高エネルギー宇宙線観測と同一光源による較正2020
- Author(s)
  藤井俊博
- Organizer
  日本物理学会第75回年次大会
- Data Source
  KAKENHI-PROJECT-18KK0381
[Presentation] Overview and Summary: Connecting high-energy astroparticle physics for origins of cosmic rays and future perspectives2020
- Author(s)
  Toshihiro Fujii
- Organizer
  YITP Workshop: Connecting high-energy astroparticle physics for origins of cosmic rays and future perspectives
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H01225
[Presentation] 宇宙線観測で探る宇宙の進化2020
- Author(s)
  藤井俊博
- Organizer
  相対論的現象で探る宇宙の進化Ⅰ
- Invited
- Data Source
  KAKENHI-PROJECT-18KK0381
[Presentation] Overview and Summary: Connecting high-energy astroparticle physics for origins of cosmic rays and future perspectives2020
- Author(s)
  Toshihiro Fujii
- Organizer
  Connecting high-energy astroparticle physics for origins of cosmic rays and future perspectives
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19KK0074
[Presentation] 極高エネルギー宇宙線観測による次世代天文学の現状と今後の展望2019
- Author(s)
  藤井俊博
- Organizer
  アインシュタイン・南部セミナー2019
- Invited
- Data Source
  KAKENHI-PROJECT-18KK0381
[Presentation] Observing ultra-high energy cosmic rays with prototypes of the Fluorescence detector Array of Single-pixel Telescopes (FAST) in both hemispheres2019
- Author(s)
  T. Fujii et al.
- Organizer
  36th International Cosmic Ray Conference
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18KK0381
[Presentation] FAST実験8：新型大気蛍光望遠鏡による南北半球での極高エネルギー宇宙線観測報告2019
- Author(s)
  藤井俊博
- Organizer
  日本物理学会2019年秋季大会
- Data Source
  KAKENHI-PROJECT-18KK0381
[Presentation] 大気蛍光望遠鏡による極高エネルギー宇宙線スペクトルの研究2018
- Author(s)
  藤井俊博
- Organizer
  日本物理学会若手奨励賞受賞記念講演
- Invited
- Data Source
  KAKENHI-PROJECT-16J04564
[Presentation] A next-generation ground array for the detection of ultrahigh-energy cosmic rays: the Fluorescence detector Array of Single-pixel Telescopes (FAST)2018
- Author(s)
  T. Fujii
- Organizer
  Ultra High Energy Cosmic Ray 2018, Paris, France,
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H01225
[Presentation] FAST実験7：新型大気蛍光望遠鏡による極高エネルギー宇宙線観測報告2018
- Author(s)
  藤井俊博
- Organizer
  日本物理学会第74回年次大会, 九州大学
- Data Source
  KAKENHI-PROJECT-18H01225
[Presentation] Future ground arrays for ultrahigh-energy cosmic rays: recent updates and perspectives2018
- Author(s)
  T. Fujii
- Organizer
  20th International Symposium on Very High Energy Cosmic Ray Interactions, Nagoya, Japan,
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H01225
[Presentation] A next-generation ground array for ultrahigh-energy cosmic rays: Fluorescence detector Array of Single-pixel Telescopes (FAST)2018
- Author(s)
  T. Fujii
- Organizer
  TeV Particle Astrophysics 2018, Berlin, Germany
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H01225
[Presentation] FAST実験7：新型大気蛍光望遠鏡による極高エネルギー宇宙線観測報告2018
- Author(s)
  藤井俊博
- Organizer
  日本物理学会第74回年次大会, 九州大学
- Data Source
  KAKENHI-PROJECT-16J04564
[Presentation] 大気蛍光望遠鏡による極高エネルギー宇宙線スペクトルの研究2018
- Author(s)
  藤井俊博
- Organizer
  日本物理学会第73回年次大会若手奨励賞受賞記念講演
- Invited
- Data Source
  KAKENHI-PROJECT-15H05443
[Presentation] A next-generation ground array for the detection of ultrahigh-energy cosmic rays: the Fluorescence detector Array of Single-pixel Telescopes (FAST)2018
- Author(s)
  T. Fujii
- Organizer
  Ultra High Energy Cosmic Ray 2018, Paris, France,
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16J04564
[Presentation] FAST実験6：新型大気蛍光望遠鏡による観測報告とピエールオージェ観測所への設置計画2018
- Author(s)
  藤井俊博
- Organizer
  日本物理学会2018年秋季大会, 信州大学
- Data Source
  KAKENHI-PROJECT-16J04564
[Presentation] A next-generation ground array for ultrahigh-energy cosmic rays: Fluorescence detector Array of Single-pixel Telescopes (FAST)2018
- Author(s)
  T. Fujii
- Organizer
  TeV Particle Astrophysics 2018, Berlin, Germany
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16J04564
[Presentation] Future ground arrays for ultrahigh-energy cosmic rays: recent updates and perspectives2018
- Author(s)
  T. Fujii
- Organizer
  20th International Symposium on Very High Energy Cosmic Ray Interactions, Nagoya, Japan
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16J04564
[Presentation] FAST実験6：新型大気蛍光望遠鏡による観測報告とピエールオージェ観測所への設置計画2018
- Author(s)
  藤井俊博
- Organizer
  日本物理学会2018年秋季大会, 信州大学
- Data Source
  KAKENHI-PROJECT-18H01225
[Presentation] A systematic uncertainty on the energy scale of the Telescope Array fluorescence detectors2017
- Author(s)
  Toshihiro Fujii for the Telescope Array collaboration
- Organizer
  35th International Cosmic Ray Conference
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05443
[Presentation] FAST実験5：新型大気蛍光望遠鏡の遠隔運用と宇宙線観測報告2017
- Author(s)
  藤井俊博
- Organizer
  日本物理学会2017秋季大会
- Data Source
  KAKENHI-PROJECT-15H05443
[Presentation] First results from the full-scale prototype for the Fluorescence detector Array of Single-pixel Telescopes2017
- Author(s)
  Toshihiro Fujii for the FAST collaboration
- Organizer
  35th International Cosmic Ray Conference
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16J04564
[Presentation] FAST実験5：新型大気蛍光望遠鏡の遠隔運用と宇宙線観測報告2017
- Author(s)
  藤井俊博 for the FAST collaboration
- Organizer
  日本物理学会2017秋季大会
- Data Source
  KAKENHI-PROJECT-16J04564
[Presentation] FAST実験4：大気蛍光望遠鏡による極高エネルギー宇宙線観測報告2017
- Author(s)
  藤井俊博
- Organizer
  日本物理学会第72回年次大会
- Place of Presentation
  大阪大学（大阪府豊中市）
- Year and Date
  2017-03-17
- Data Source
  KAKENHI-PROJECT-16J04564
[Presentation] FAST実験4：新型大気蛍光望遠鏡による極高エネルギー宇宙線観測報告2017
- Author(s)
  藤井俊博
- Organizer
  日本物理学会第72回年次大会大阪大学
- Data Source
  KAKENHI-PROJECT-15H05443
[Presentation] First results from the full-scale prototype for the Fluorescence detector Array of Single-pixel Telescopes2017
- Author(s)
  Toshihiro Fujii for the FAST collaboration
- Organizer
  35th International Cosmic Ray Conference
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05443
[Presentation] A systematic uncertainty on the energy scale of the Telescope Array fluorescence detectors2017
- Author(s)
  Toshihiro Fujii for the Telescope Array collaboration
- Organizer
  35th International Cosmic Ray Conference
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16J04564
[Presentation] FAST実験3：新型大気蛍光望遠鏡の試験観測報告2016
- Author(s)
  藤井俊博
- Organizer
  日本物理学会2016年秋季大会
- Place of Presentation
  宮崎大学（宮崎県宮崎市）
- Year and Date
  2016-09-21
- Data Source
  KAKENHI-PROJECT-16J04564
[Presentation] The full-scale prototype for the Fluorescence detector Array of Single-pixel Telescopes2016
- Author(s)
  T. Fujii
- Organizer
  2016 International Conference on Ultra-High Energy Cosmic Rays (UHECR 2016)
- Place of Presentation
  Kyoto Research Park（京都府京都市）
- Year and Date
  2016-10-11
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16J04564
[Presentation] Future Prospects on UHECR and UHE Photon2016
- Author(s)
  Toshihiro Fujii
- Organizer
  Multi-messenger Approaches to Cosmic Rays: Origin and Space Frontiers
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05443
[Presentation] Future Prospects on UHECR and UHE Photon2016
- Author(s)
  T. Fujii
- Organizer
  Multi-messenger Approches to Cosmic Rays: Origins and Space Frontiers (MACROS 2016)
- Place of Presentation
  State College (USA)
- Year and Date
  2016-06-19
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16J04564
[Presentation] FAST実験3：新型大気蛍光望遠鏡の試験観測報告2016
- Author(s)
  藤井俊博
- Organizer
  日本物理学会 2016年秋季大会宇都宮大学
- Data Source
  KAKENHI-PROJECT-15H05443
[Presentation] Next-Generation Observatory: Fluorescence detector Array of Single-pixel Telescopes2016
- Author(s)
  Toshihiro Fujii
- Organizer
  KICP Workshop: Next-Generation Techniques for UHE Astroparticle Physics 2016
- Place of Presentation
  Chicago (USA)
- Year and Date
  2016-02-29
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05443
[Presentation] The FAST project - Next Generation UHECR Observatory -2016
- Author(s)
  Toshihiro Fujii
- Organizer
  Roma International Conference on Astroparticle Physics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05443
[Presentation] The FAST project -Next Generation UHECR Observatory-2016
- Author(s)
  T. Fujii
- Organizer
  Roma International Conference on Astroparticle Physics (RICAP 2016)
- Place of Presentation
  Frascati (Italy)
- Year and Date
  2016-06-21
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16J04564
[Presentation] FAST実験2：新型大気蛍光望遠鏡の性能評価2016
- Author(s)
  藤井俊博
- Organizer
  日本物理学会第71回年次大会
- Place of Presentation
  東北学院大学（宮城県仙台市）
- Year and Date
  2016-03-16
- Data Source
  KAKENHI-PROJECT-15H05443
[Presentation] Cosmic rays and Cosmic ray Air-Shower Detectors2016
- Author(s)
  Toshihiro Fujii
- Organizer
  Recent Discoveries in Particle and Astroparticle Physics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05443
[Presentation] The full-scale prototype for the Fluorescence detector Array of Single-pixel Telescopes2016
- Author(s)
  Toshihiro Fujii et al.
- Organizer
  2016 International Conference on Ultra-High Energy Cosmic Rays
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05443
[Presentation] First results from a prototype for the Fluorescence detector Array of Single-pixel Telescopes2015
- Author(s)
  Toshihiro Fujii
- Organizer
  34th International Cosmic Ray Conference
- Place of Presentation
  Hague (Netherlands)
- Year and Date
  2015-08-04
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05443
[Presentation] Fluorescence detector Array of Single-pixel Telescopes (FAST) project2015
- Author(s)
  Toshihiro Fujii
- Organizer
  TeV Particle Astrophysics 2015
- Place of Presentation
  柏の葉カンファレンスセンター（千葉県柏市）
- Year and Date
  2015-10-26
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H05443
[Presentation] FAST実験1：全体計画と新型大気蛍光望遠鏡の開発2015
- Author(s)
  藤井俊博
- Organizer
  日本物理学会2015年秋季大会
- Place of Presentation
  大阪市立大学（大阪府大阪市）
- Year and Date
  2015-09-26
- Data Source
  KAKENHI-PROJECT-15H05443

1. Sako Takashi (90324368)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
2. 野中敏幸 (30506754)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. 木戸英治 (00633778)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
4. 鶴剛 (10243007)

# of Collaborated Projects: 1 results

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5. 身内賢太朗 (80362440)

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6. 小貫良行 (40415120)

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7. 石川明正 (40452833)

# of Collaborated Projects: 1 results

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8. 村瀬孔大 (00839433)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
9. 廣島渚 (60845741)

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10. 山中真人 (70585992)

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11. 成子篤 (80749507)

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12. 小池美知太郎 (20973390)

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13. 宮崎聡 (20290885)

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# of Collaborated Products: 1 results
14. 川野元聡 (90727398)

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# of Collaborated Products: 1 results

Fujii Toshihiro 藤井 俊博

Research Projects

Research Products

Co-Researchers

新型大気蛍光望遠鏡による極高エネルギー宇宙線観測実験の相互較正Principal Investigator

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Ultra-precise Observation of Cosmic Ray Air Shower Particles Using Subaru Telescope

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Pioneering ultrahigh-energy cosmic ray astronomy using new air-fluorescence telescope arrayPrincipal Investigator

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Hunting solar axions with new pixel-type silicon detector under extremely low background environmentPrincipal Investigator

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Multimesseger Study of Heavy Dark Matter

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An energy calibration of ultrahigh-energy cosmic ray observatories using new air-fluorescence telescopesPrincipal Investigator

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Search for Ultra-High Energy Cosmic Ray origin using the extended Telescope Array experiment

Principal Investigator

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A study of systematic uncertainties on ultrahigh-energy cosmic ray observation using new fluorescence detectorPrincipal Investigator

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Observation of Ultra-High Energy Cosmic Rays and Measurement of Their Mass Composition with a New-Type Fluorescence DetectorPrincipal Investigator

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An establishment of new technique to observe ultra-high energy cosmic rays with new-type fluorescence telescopesPrincipal Investigator

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[Journal Article] Recent results from prototypes of the Fluorescence detector Array of Single-pixel Telescopes (FAST) in both hemispheres2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Revisiting ultrahigh-energy constraints on decaying super-heavy dark matter2023

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[Journal Article] Observing cosmic-ray extensive air showers with a silicon imaging detector2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Revisiting ultrahigh-energy constraints on decaying superheavy dark matter2023

Author(s)

Fujii Toshihiro 藤井俊博