Kawata Kazumasa 川田和正

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KAWATA Kazumasa 川田和正

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Researcher Number	10401291
Other IDs
Affiliation (Current)	2025: 東京大学, 宇宙線研究所, 准教授
Affiliation (based on the past Project Information) *help	2019 – 2024: 東京大学, 宇宙線研究所, 助教 2016: 東京大学, 宇宙線研究所, 特任助教 2015: 東京大学, 宇宙線研究所, 助教 2013 – 2014: 東京大学, 宇宙線研究所, 特任助教
Review Section/Research Field	Principal Investigator Particle/Nuclear/Cosmic ray/Astro physics / 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 Except Principal Investigator Basic Section 15020:Experimental studies related to particle-, nuclear-, cosmic ray and astro-physics / Particle/Nuclear/Cosmic ray/Astro physics
Keywords	Principal Investigator 宇宙線 / コロナ質量放出 / 空気シャワー / 太陽 / 宇宙天気 / ミューオン / ガンマ線 / 太陽活動 / 惑星間空間磁場 / コロナ磁場 … More / 太陽磁場 / テレスコープアレイ / 異方性 / 極高エネルギー / 宇宙線異方性 / 極高エネルギー宇宙線 … More Except Principal Investigator 宇宙線 / 銀河中心 / ペバトロン天体 / 超高エネルギーガンマ線 / ペバトロン / ガンマ線天文学 / 超高エネルギー宇宙線 / 光核反応 / 雷 / 中性子ガンマ線弁別 / 雷雲電場 / チベット高山 / 北陸地域 / 放射線計測 / 粒子加速 / 制動放射 / 雷雲 / 放射線観測 / 加速機構 / Knee / 100TeV / ガンマ線 / 100 TeV / チベット / 水チェレンコフ / 空気シャワー / ミューオン / 宇宙ガンマ線 Less

Challenges in Space Weather Prediction Using the Sun's Shadow in the Cosmic RaysPrincipal Investigator
- Principal Investigator
  
  川田和正
- Project Period (FY)
  2024 – 2028
- Research Category
  
  Grant-in-Aid for Challenging Research (Pioneering)
- Review Section
  
  Medium-sized Section 15:Particle-, nuclear-, astro-physics, and related fields
- Research Institution
  The University of Tokyo
高密度ASアレイを用いた銀河中心方向からの10TeV領域宇宙ガンマ線天体の研究
- Principal Investigator
  
  日比野欣也
- Project Period (FY)
  2022 – 2025
- 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
  Kanagawa University
Nonthermal processes in lightning and thunderclouds revealed by observations at ground and high mountains
- Principal Investigator
  
  Tsuchiya Harufumi
- Project Period (FY)
  2021 – 2023
- 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
  Japan Atomic Energy Agency
Demonstration of 100 TeV gamma-ray observation in the southern hemispherePrincipal Investigator
- Principal Investigator
  
  Kawata Kazumasa
- Project Period (FY)
  2019 – 2022
- 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
  The University of Tokyo
Probe of the Solar Coronal Magnetic Field Using the Sun Shadow in the Galactic Cosmic RaysPrincipal Investigator
- Principal Investigator
  
  KAWATA Kazumasa
- Project Period (FY)
  2015 – 2016
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  The University of Tokyo
Study of Cosmic-Ray Anisotropy in the Ultra-High-Energy Ankle RegionPrincipal Investigator
- Principal Investigator
  
  KAWATA Kazumasa
- Project Period (FY)
  2013 – 2014
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  The University of Tokyo
Breaking new ground for gamma-ray astronomy at 100 TeV energies
- Principal Investigator
  
  TAKITA Masato
- Project Period (FY)
  2012 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  The University of Tokyo

All 2024 2023 2022 2021 2020 2019 2017 2016 2015 2014 2013

All Journal Article Presentation

[Journal Article] Characteristics of temporal variability of long-duration bursts of high-energy radiation associated with thunderclouds on the Tibetan plateau2024
- Author(s)
  Tsuchiya H.、 Hibino K.、 Kawata K.、 Ohnishi M.、 Takita M.、 Munakata K.、 Kato C.、 Shimoda S.、 Shi Q.、 Wang S.、 Han C.、 Zhai L.
- Journal Title
  
  Progress in Earth and Planetary Science
  
  Volume: 11 Issue: 1 Pages: 1-14
- DOI
  10.1186/s40645-024-00625-y
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H01116
[Journal Article] Hadronic interaction model dependence in cosmic Gamma-ray flux estimation using an extensive air shower array with a muon detector2023
- Author(s)
  S. Okukawa et al.
- Journal Title
  
  Experimental Astronomy
  
  Volume: - Issue: 2 Pages: 325-342
- DOI
  10.1007/s10686-022-09883-4
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03660, KAKENHI-PROJECT-22H04912, KAKENHI-PROJECT-19H01922, KAKENHI-PROJECT-23K22505, KAKENHI-PROJECT-19H00678, KAKENHI-PROJECT-21H04464
[Journal Article] Detection of a new molecular cloud in the LHAASO J2108+5157 region supporting a hadronic PeVatron scenario2023
- Author(s)
  de la Fuente Eduardo、Toledano-Juarez Ivan、Kawata Kazumasa、Trinidad Miguel A、Tafoya Daniel、Sano Hidetoshi、Tokuda Kazuki、Nishimura Atsushi、Onishi Toshikazu、Sako Takashi、Hona Binita、Ohnishi Munehiro、Takita Masato
- Journal Title
  
  Publications of the Astronomical Society of Japan
  
  Volume: - Issue: 3 Pages: 546-566
- DOI
  10.1093/pasj/psad018
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922, KAKENHI-PLANNED-18H05440, KAKENHI-PROJECT-19H00678, KAKENHI-PROJECT-21H04464
[Journal Article] Sensitivity of the large muon detector with the Tibet air-shower array to measure the primary proton spectrum between 40 and 630 TeV2022
- Author(s)
  Kurashige D、Hotta N、Katayose Y、Kawata K、Ohnishi M、Saito T、Sako T K、Shibata M、Takita M
- Journal Title
  
  Progress of Theoretical and Experimental Physics
  
  Volume: 2022 Issue: 9
- DOI
  10.1093/ptep/ptac119
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04464, KAKENHI-PROJECT-19H01922
[Journal Article] Measurement of the Gamma-Ray Energy Spectrum beyond 100 TeV from the HESS J1843-033 Region2022
- Author(s)
  Amenomori M.、Chen D.、Ohnishi M.、Takita M. et al.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 932 Issue: 2 Pages: 120-120
- DOI
  10.3847/1538-4357/ac6ef4
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04464, KAKENHI-PROJECT-19H01922
[Journal Article] Current status of ALPACA for exploring sub-PeV gamma-ray sky in Bolivia2021
- Author(s)
  T. Sako, K. Kawata et al. (ALPACA Collaboration)
- Journal Title
  
  Proceedings of 37th International Cosmic Ray Conference (PoS)
  
  Volume: ICRC2021 Pages: 733-733
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Journal Article] A simulation study on the performance of the ALPAQUITA experiment2021
- Author(s)
  S. Kato, K. Kawata et al. (ALPACA Collaboration)
- Journal Title
  
  Proceedings of 37th International Cosmic Ray Conference (PoS)
  
  Volume: ICRC2021 Pages: 737-737
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Journal Article] First Detection of sub-PeV Diffuse Gamma Rays from the Galactic Disk: Evidence for Ubiquitous Galactic Cosmic Rays beyond PeV Energies2021
- Author(s)
  Amenomori M., K. Kawata et al.
- Journal Title
  
  Physical Review Letters
  
  Volume: 126 Issue: 14 Pages: 141101-141101
- DOI
  10.1103/physrevlett.126.141101
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Journal Article] Potential PeVatron supernova remnant G106.3+2.7 seen in the highest-energy gamma rays2021
- Author(s)
  Amenomori M., K. Kawata et al.
- Journal Title
  
  Nature Astronomy
  
  Volume: 5 Issue: 5 Pages: 460-464
- DOI
  10.1038/s41550-020-01294-9
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Journal Article] Half ALPACA and its sensitivity to sub-PeV gamma rays from the Galactic Center2021
- Author(s)
  Y. Yokoe, K. Kawata et al. (ALPACA Collaboration)
- Journal Title
  
  Proceedings of 37th International Cosmic Ray Conference (PoS)
  
  Volume: ICRC2021 Pages: 899-899
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Journal Article] Detectability of southern gamma-ray sources beyond 100 TeV with ALPAQUITA, the prototype experiment of ALPACA2021
- Author(s)
  S. Kato et al. (The ALPACA Cooboration)
- Journal Title
  
  Experimental Astronomy
  
  Volume: 52 Issue: 1-2 Pages: 85-107
- DOI
  10.1007/s10686-021-09796-8
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H05640, KAKENHI-PROJECT-19H00678, KAKENHI-PROJECT-21H04464, KAKENHI-PROJECT-19H01922, KAKENHI-PROJECT-20H01920
[Journal Article] Gamma-Ray Observation of the Cygnus Region in the 100-TeV Energy Region2021
- Author(s)
  Amenomori M., K. Kawata et al.
- Journal Title
  
  Physical Review Letters
  
  Volume: 127 Issue: 3 Pages: 031102-031102
- DOI
  10.1103/physrevlett.127.031102
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Journal Article] A new high energy gamma-ray observatory in the southern hemisphere: The ALPACA experiment2020
- Author(s)
  Calle C.、Kawata K. (ALPACA Collaboration)
- Journal Title
  
  Journal of Physics: Conference Series
  
  Volume: 1468 Issue: 1 Pages: 012091-012091
- DOI
  10.1088/1742-6596/1468/1/012091
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Journal Article] Observations of energetic radiation due to thunderstorms at an altitude of 4300 m2020
- Author(s)
  Tsuchiya, H. ; Hibino, K. ; Kawata, K. ; Ohnishi, M.
- Journal Title
  
  American Geophysical Union, Fall Meeting 2020
  
  Volume: #AE005 Pages: 14-14
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Journal Article] Observation of Very-High-Energy Cosmic Rays with the Tibet Air Shower Experiment—Quest for the Galactic Cosmic Ray Origin—2019
- Author(s)
  Kawata Kazumasa
- Journal Title
  
  RADIOISOTOPES
  
  Volume: 68 Issue: 12 Pages: 829-841
- DOI
  10.3769/radioisotopes.68.829
- NAID
  130007761350
- ISSN
  0033-8303, 1884-4111
- Year and Date
  2019-12-15
- Language
  Japanese
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H01922
[Journal Article] ALPACA air shower array to explore 100TeV gamma-ray sky in Bolivia2019
- Author(s)
  C. Calle, K. Kawata, K. Munakata, M. Ohnishi, T. K. Sako, M. Takita, et al. (The ALPACA Collaboration)
- Journal Title
  
  Proceedings of Science
  
  Volume: ICRC2019 Pages: 779-779
- DOI
  10.22323/1.358.0779
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Journal Article] First Detection of Photons with Energy beyond 100?TeV from an Astrophysical Source2019
- Author(s)
  M. Amenomori, K. Kawata, K. Munakata, M. Ohnishi, T. K. Sako, M. Takita, et al. (The Tibet ASgamma Collaboration)
- Journal Title
  
  Physical Review Letters
  
  Volume: 123 Issue: 5 Pages: 051101-051101
- DOI
  10.1103/physrevlett.123.051101
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Journal Article] Expected Performance of the Prototype Experiment for the ALPACA Experiment2019
- Author(s)
  C. Calle, K. Kawata, K. Munakata, M. Ohnishi, T. K. Sako, M. Takita, et al. (The ALPACA Collaboration)
- Journal Title
  
  Proceedings of Science
  
  Volume: ICRC2019 Pages: 711-711
- DOI
  10.22323/1.358.0711
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Journal Article] Northern sky Galactic Cosmic Ray anisotropy between 10 and 1000 TeV with the Tibet Air Shower Array2017
- Author(s)
  M. Amenomori, D. Chen, S. W. Cui, Danzengluobu, J. Huang, H. Y. Jia, K. Kawata, M. Ohnishi, T. K. Sako, M. Takita, X. Y. Zhang et al.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 836 Issue: 2 Pages: 153-153
- DOI
  10.3847/1538-4357/836/2/153
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03655, KAKENHI-PROJECT-15K17626, KAKENHI-PROJECT-15H02084
[Journal Article] Energy Determination of Gamma-Ray Induced Air Showers Observed by An Extensive Air Shower Array2017
- Author(s)
  K. Kawata, T. K .Sako, M. Ohnishi, M. Takita, Y. Nakamura, M. Takita
- Journal Title
  
  Experimental Astronomy
  
  Volume: 印刷中 Issue: 1 Pages: 1-9
- DOI
  10.1007/s10686-017-9530-9
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15K17626, KAKENHI-PROJECT-15H02084
[Journal Article] Search for Gamma Rays above 100 TeV from the Crab Nebula with the Tibet Air Shower Array and 100 m2 Muon Detector2015
- Author(s)
  M. Amenomori, K. Kawata, et al.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 813 Issue: 2 Pages: 98-102
- DOI
  10.1088/0004-637x/813/2/98
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17626, KAKENHI-PROJECT-26800124, KAKENHI-PROJECT-15H02084, KAKENHI-PROJECT-15H03655
[Journal Article] Ultra-High-Energy Cosmic-Ray Hotspot Observed with the Telescope Array Surface Detectors2015
- Author(s)
  K. Kawata, et al.
- Journal Title
  
  Proceedings of The 34th International Cosmic Ray Conference
  
  Volume: 276 Pages: 1-6
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17626
[Journal Article] A Northern Sky Survey for Point-Like Sources of EeV Neutral Particles with the Telescope Array Experiment2015
- Author(s)
  R. U. Abbasi, K. Kawata et al. (The Telescope Array Collaboration)
- Journal Title
  
  The Astrophysical Journal
  
  Volume: -
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25800128
[Journal Article] A Northern Sky Survey for Point-Like Sources of EeV Neutral Particles with the Telescope Array Experiment2015
- Author(s)
  R. U. Abbasi, K. Kawata, et al.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 804 Issue: 2 Pages: 133-145
- DOI
  10.1088/0004-637x/804/2/133
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17626, KAKENHI-PROJECT-15H05741, KAKENHI-PROJECT-14J01385, KAKENHI-PROJECT-25400296
[Journal Article] Energy Determination and Gamma/Hadron Separation Using the Lateral Distribution of EAS for the 100 TeV Gamma-Ray Astronomy2015
- Author(s)
  K. Kawata, T. K. Sako, M. Ohnishi, M. Takita
- Journal Title
  
  Proceedings of The 34th International Cosmic Ray Conference
  
  Volume: 935 Pages: 1-6
- Open Access
- Data Source
  KAKENHI-PROJECT-15K17626
[Journal Article] Study of Ultra-High Energy Cosmic Ray composition using Telescope Array’s Middle Drum detector and surface array in hybrid mode2015
- Author(s)
  R. U. Abbasi, K. Kawata et al. (The Telescope Array Collaboration)
- Journal Title
  
  Astroparticle Physics
  
  Volume: 68 Pages: 27-44
- DOI
  10.1016/j.astropartphys.2015.02.008
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25800128, KAKENHI-PROJECT-14J01385, KAKENHI-PROJECT-25400296
[Journal Article] テレスコープアレイ実験で捉えた最高エネルギー宇宙線のホットスポット2014
- Author(s)
  川田和正、佐川宏行
- Journal Title
  
  ICRRニュース
  
  Volume: 86 Pages: 5-8
- Open Access
- Data Source
  KAKENHI-PROJECT-25800128
[Journal Article] INDICATIONS OF INTERMEDIATE-SCALE ANISOTROPY OF COSMIC RAYS WITH ENERGY GREATER THAN 57 EeV IN THE NORTHERN SKY MEASURED WITH THE SURFACE DETECTOR OF THE TELESCOPE ARRAY EXPERIMENT2014
- Author(s)
  R. U. Abbasi et al.
- Journal Title
  
  The Astrophysical Journal Letters
  
  Volume: 790 Issue: 2 Pages: L21-L21
- DOI
  10.1088/2041-8205/790/2/l21
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25400296, KAKENHI-PROJECT-25800128
[Journal Article] CORRELATIONS OF THE ARRIVAL DIRECTIONS OF ULTRA-HIGH ENERGY COSMIC RAYS WITH EXTRAGALACTIC OBJECTS AS OBSERVED BY THE TELESCOPE ARRAY EXPERIMENT2013
- Author(s)
  (a) T. Abu-Zayyad (b) M. Fukush ima, F. Kakimoto, S. Ogio, H. Sagawa, ほかTA Collaboration
- Journal Title
  
  Astrophys. J.
  
  Volume: 777:88 Issue: 2 Pages: 1-8
- DOI
  10.1088/0004-637x/777/2/88
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21000002, KAKENHI-ORGANIZER-23103001, KAKENHI-PROJECT-25400296, KAKENHI-PROJECT-25800128
[Journal Article] Search for the Large-Scale Cosmic-Ray Anisotropy at 10^18 eV with the Telescope Array Surface Detector2013
- Author(s)
  K. Kawata, et al. (The Telescope Array Collaboration)
- Journal Title
  
  Proceedings of 33rd International Cosmic Ray Conference (ICRC2013)
  
  Volume: CR
- Data Source
  KAKENHI-PROJECT-25800128
[Journal Article] Search for EeV Neutral Particles from the Point-like Sources with the Telescope Array Surface Detector2013
- Author(s)
  K. Kawata, et al. (The Telescope Array Collaboration)
- Journal Title
  
  Proceedings of 33rd International Cosmic Ray Conference (ICRC2013)
  
  Volume: CR
- Data Source
  KAKENHI-PROJECT-25800128
[Presentation] ALPACA実験38: 現状報告2024
- Author(s)
  川田和正
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-23K22505
[Presentation] Extending the dynamic range of the 2-diameter-inch PMT for the ALPACA experiment2023
- Author(s)
  T. Kawashima, K. Kawata et al. (ALPACA Collaboration)
- Organizer
  38th International Cosmic Ray Conference (ICRC2023) (Nagoya, Japan)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験4: ALPAQUITA初期性能と今後の建設計画2023
- Author(s)
  さこ隆志, 川田和正, 他 (ALPACA Collaboration)
- Organizer
  日本天文学会2023年春季大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] First observational results of the ALPAQUITA air shower array in Bolivia2023
- Author(s)
  Kazumasa Kawata et al. (ALPACA Collaboration)
- Organizer
  38th International Cosmic Ray Conference (ICRC2023) (Nagoya, Japan)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] 高山での雷雲に由来する放射線の時間特性2023
- Author(s)
  土屋晴文, 日比野欣也, 川田和正, 大西宗博, 瀧田正人, 宗像一起, 加藤千尋
- Organizer
  日本物理学会2023年春季大会（オンライン）
- Data Source
  KAKENHI-PROJECT-21H01116
[Presentation] Performance studies of the ALPACA experiment2023
- Author(s)
  Y. Yokoe, K. Kawata et al. (ALPACA Collaboration)
- Organizer
  38th International Cosmic Ray Conference (ICRC2023) (Nagoya, Japan)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験31：光電子増倍管のダイナミックレンジの拡張2023
- Author(s)
  川島輝能, 川田和正, 他 (ALPACA Collaboration)
- Organizer
  日本物理学会2023年春季大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] Mega ALPACA to explore multi-PeV gamma-ray sky in the southern hemisphere2023
- Author(s)
  T. Sako, K. Kawata et al. (ALPACA Collaboration)
- Organizer
  38th International Cosmic Ray Conference (ICRC2023) (Nagoya, Japan)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験33：development of trigger electronics for the full ALPACA array2023
- Author(s)
  M. Anzorena, 川田和正, 他 (ALPACA Collaboration)
- Organizer
  日本物理学会2023年春季大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験30：ALPAQUITA実験の現状とデータ解析2023
- Author(s)
  川田和正, 他 (ALPACA Collaboration)
- Organizer
  日本物理学会2023年春季大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] New Front end and trigger electronics for the ALPACA experiment2023
- Author(s)
  M. Anzorena , K. Kawata et al. (ALPACA Collaboration)
- Organizer
  38th International Cosmic Ray Conference (ICRC2023) (Nagoya, Japan)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] 深層学習を用いたガンマ線/原子核宇宙線空気シャワー選別手法の研究(Ⅱ)2023
- Author(s)
  奥川創介, 川田和正, 他 (ALPACA Collaboration)
- Organizer
  日本物理学会2023年春季大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験32：フロントエンドエレクトロニクス開発42023
- Author(s)
  榊原陽平, 川田和正, 他 (ALPACA Collaboration)
- Organizer
  日本物理学会2023年春季大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験26：ガンマ線強度推定におけるハドロン相互作用モデルによる不確定性2022
- Author(s)
  奥川創介, 川田和正 (ALPACA Collaboration)
- Organizer
  日本物理学会2022年年次大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験27：光電子増倍管のダイナミックレンジの拡張2022
- Author(s)
  川島輝能, 川田和正 (ALPACA Collaboration)
- Organizer
  日本物理学会2022年年次大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験29：光電子増倍管のダイナミックレンジの拡張2022
- Author(s)
  川島輝能, 川田和正, 他 (ALPACA Collaboration)
- Organizer
  日本物理学会2023年秋季大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験24：建設状況と2022年の計画2022
- Author(s)
  﨏隆志, 川田和正 (ALPACA Collaboration)
- Organizer
  日本物理学会2022年年次大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] Diffuse Gamma Rays and PeV Cosmic Rays with the Tibet ASg Experiment2022
- Author(s)
  Kazumasa Kawata
- Organizer
  TMEX2023 (Quy Nhon, Vietnam)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] Galactic sub-PeV Diffuse Gamma Rays Observed by the Tibet Air Shower Array2022
- Author(s)
  Kazumasa Kawata
- Organizer
  COSPAR2022 (Athene, Greece)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験3: ALPAQUITA建設報告20222022
- Author(s)
  大西宗博, 川田和正, 他 (ALPACA Collaboration)
- Organizer
  日本天文学会2023年秋季大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験と将来計画2022
- Author(s)
  川田和正
- Organizer
  第五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-19H01922
[Presentation] ALPACA experiment 28: status of the ALPAQUITA array and first observations2022
- Author(s)
  M. Anzorena, 川田和正, 他 (ALPACA Collaboration)
- Organizer
  日本物理学会2023年秋季大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験25：ALPACA実験の性能評価シミュレーション2022
- Author(s)
  横江誼衡, 川田和正 (ALPACA Collaboration)
- Organizer
  日本物理学会2022年年次大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] Hadronic Interaction Model Dependence in Cosmic Gamma-ray Flux　Estimation Using Ground-based Air Shower Array with Underground Water　Cherenkov muon detector array2022
- Author(s)
  S. Okukawa, K. Kawata et al. (ALPACA Collaboration)
- Organizer
  21st International Symposium on Very High Energy Cosmic Ray Interactions
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA experiment: A new air shower array to explore the sub-PeV gamma-ray sky in the southern hemisphere2022
- Author(s)
  T. Sako, K. Kawata et al. (ALPACA Collaboration)
- Organizer
  ICHEP2022 (Bologna, Italy)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] sub-PeVガンマ線の観測によるPeV宇宙線起源“PeVatron”の探査2022
- Author(s)
  川田和正
- Organizer
  SNR Workshop 2022
- Invited
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験22：Half ALPACA実験の性能評価シミュレーション22021
- Author(s)
  横江誼衡, 川田和正 (ALPACA Collaboration)
- Organizer
  日本物理学会2021年秋季大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] sub-PeVガンマ線観測の現状とペバトロン2021
- Author(s)
  川田和正
- Organizer
  高エネルギー宇宙物理学研究会
- Invited
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] 南天100TeVガンマ線観測(ALPACA)の将来計画2021
- Author(s)
  川田和正
- Organizer
  第四回空気シャワー観測による宇宙線の起源探索勉強会 2021年3月26日
- Invited
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験19：half-ALPACA実験の性能評価シミュレーション12021
- Author(s)
  横江誼衡, 川田和正 (ALPACA Collaboration)
- Organizer
  日本物理学会2021年年次大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] PeVガンマ線で探る天の川銀河ハロー内の宇宙線2021
- Author(s)
  井上進,, 辻直美, 川田和正
- Organizer
  日本物理学会2021年秋季大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験20：ALPAQUITA実験の性能評価シミュレーション62021
- Author(s)
  加藤勢, 川田和正 (ALPACA Collaboration)
- Organizer
  日本物理学会2021年年次大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] Observation of Ultra-High-Energy Diffuse Gamma Rays from the Galactic Plane with the Tibet Air Shower Array2021
- Author(s)
  K. Kawata et al.
- Organizer
  37th International Cosmic Ray Conference (ICRC2021)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験21：ALPAQUITA実験用データ収集システム開発2021
- Author(s)
  大浦敏宏, 川田和正 (ALPACA Collaboration)
- Organizer
  日本物理学会2021年年次大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験23：ALPAQUITA実験の性能評価シミュレーション72021
- Author(s)
  加藤勢, 川田和正 (ALPACA Collaboration)
- Organizer
  日本物理学会2021年秋季大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験18：ALPAQUITA実験の性能評価シミュレーション52020
- Author(s)
  加藤勢, 川田和正 (ALPACA Collaboration)
- Organizer
  日本物理学会2020年秋季大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験15: ALPAQUITA進捗状況62020
- Author(s)
  横江誼衡，川田和正，他 The ALPACA Collaboration
- Organizer
  日本物理学会年次大会 (2020年)
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験17：ALPAQUITA進捗状況72020
- Author(s)
  横江誼衡, 川田和正 (ALPACA Collaboration)
- Organizer
  日本物理学会2020年秋季大会
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] 100 TeV Gamma-Ray Observation with Extensive Air Shower Array2020
- Author(s)
  Kazumasa Kawata
- Organizer
  YITP workshop 2020
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験16: ALPAQUITA実験の性能評価シミュレーション42020
- Author(s)
  加藤勢，川田和正，他 The ALPACA Collaboration
- Organizer
  日本物理学会年次大会 (2020年)
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験13:ALPAQUITA進捗状況52019
- Author(s)
  さこ隆志，川田和正，他 The ALPACA Collaboration
- Organizer
  日本物理学会秋季大会 (2019年)
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] ALPACA実験14: ALPAQUITA実験の性能評価シミュレーション32019
- Author(s)
  加藤勢，川田和正，他 The ALPACA Collaboration
- Organizer
  日本物理学会秋季大会 (2019年)
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] 100 TeV Gamma-Ray Observation of the Crab Nebula with the Tibet Air Shower Array2019
- Author(s)
  Kazumasa Kawata
- Organizer
  36th International Cosmic Ray Conference (ICRC2019)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] Highlights from the Tibet Air Shower Experiment2019
- Author(s)
  Kazumasa Kawata
- Organizer
  36th International Cosmic Ray Conference (ICRC2019)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01922
[Presentation] Probe of the Solar Magnetic Field Using the Cosmic-Ray Sun Shadow2017
- Author(s)
  川田和正
- Organizer
  H28年度ISEE研究集会-太陽圏シンポジウム
- Place of Presentation
  名古屋大学東山キャンパス (愛知県名古屋市)
- Invited
- Data Source
  KAKENHI-PROJECT-15K17626
[Presentation] ALPAQUITA Array in the ALPACA Project2017
- Author(s)
  川田和正、他 (ALPACA共同研究者）
- Organizer
  35th International Cosmic Ray Conference (ICRC2017)
- Place of Presentation
  釜山(大韓民国)
- Year and Date
  2017-07-12
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17626
[Presentation] Interplanetary Coronal Mass Ejection and the Sun's Shadow Observed by the Tibet Air Shower Array2017
- Author(s)
  川田和正、中村佳昭、宗像一起、他（チベットASγ共同研究者）
- Organizer
  35th International Cosmic Ray Conference (ICRC2017)
- Place of Presentation
  釜山(大韓民国)
- Year and Date
  2017-07-12
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17626
[Presentation] チベット空気シャワーアレイで観測された太陽の影による太陽磁場構造の研究62017
- Author(s)
  宗像一起、川田和正、中村佳昭、他（チベットASγ共同研究者）
- Organizer
  日本物理学会　年会
- Place of Presentation
  大阪大学豊中キャンパス (大阪府豊中市)
- Data Source
  KAKENHI-PROJECT-15K17626
[Presentation] チベット空気シャワーアレイで観測された太陽の影による太陽磁場構造の研究72017
- Author(s)
  中村佳昭、川田和正、宗像一起、他（チベットASγ共同研究者）
- Organizer
  日本物理学会　年会
- Place of Presentation
  大阪大学豊中キャンパス (大阪府豊中市)
- Data Source
  KAKENHI-PROJECT-15K17626
[Presentation] チベット空気シャワーアレイで観測された太陽の影による太陽磁場構造の研究32016
- Author(s)
  中村佳昭、川田和正　他
- Organizer
  日本物理学会　年会
- Place of Presentation
  東北学院大学泉キャンパス（宮城県・仙台市）
- Year and Date
  2016-03-19
- Data Source
  KAKENHI-PROJECT-15K17626
[Presentation] ボリビア・チャカルタヤ山での太陽の影の観測計画2016
- Author(s)
  川田和正
- Organizer
  平成 27年度 STE 研究集会「宇宙プラズマのフロンティア~太陽圏を越えて」および「太陽地球環境と宇宙線モジュレーション」
- Place of Presentation
  名古屋大学東山キャンパス（愛知県・名古屋市）
- Year and Date
  2016-03-04
- Invited
- Data Source
  KAKENHI-PROJECT-15K17626
[Presentation] チベット高原での高エネルギー宇宙線の研究2016
- Author(s)
  川田和正、他（チベットASγ共同研究者）
- Organizer
  平成28 年度東京大学宇宙線研究所共同利用発表会
- Place of Presentation
  東京大学宇宙線研究所(千葉県柏市)
- Data Source
  KAKENHI-PROJECT-15K17626
[Presentation] ALPACA Project2016
- Author(s)
  K.Kawata (ALPACA　Collaboration)
- Organizer
  Workshop on a wide field-of-view Southern Hemisphere TeV gamma ray observatory
- Place of Presentation
  プエブラ(メキシコ)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17626
[Presentation] チベット空気シャワーアレイで観測された太陽の影による太陽磁場構造の研究52016
- Author(s)
  中村佳昭、川田和正、宗像一起、他（チベットASγ共同研究者）
- Organizer
  日本物理学会　秋の分科会
- Place of Presentation
  宮崎大学木花キャンパス (宮崎県宮崎市)
- Data Source
  KAKENHI-PROJECT-15K17626
[Presentation] ALPACA実験-南米ボリビア高地における100TeV領域ガンマ線観測計画2016
- Author(s)
  川田和正 (ALPACA Collaboration)
- Organizer
  Sub-PeVガンマ線による天体観測から迫るKnee領域宇宙線の起源
- Place of Presentation
  東京大学宇宙線研究所(千葉県柏市)
- Invited
- Data Source
  KAKENHI-PROJECT-15K17626
[Presentation] チベット空気シャワーアレイで観測された太陽の影による太陽磁場構造の研究42016
- Author(s)
  川田和正、中村佳昭、宗像一起、他（チベットASγ共同研究者）
- Organizer
  日本物理学会　秋の分科会
- Place of Presentation
  宮崎大学木花キャンパス (宮崎県宮崎市)
- Data Source
  KAKENHI-PROJECT-15K17626
[Presentation] 極限宇宙を探る宇宙線天文学2015
- Author(s)
  川田和正
- Organizer
  駿台学園月例天文講座
- Place of Presentation
  駿台学園高等学校（東京都・北区）
- Year and Date
  2015-10-17
- Invited
- Data Source
  KAKENHI-PROJECT-15K17626
[Presentation] Ultra-High-Energy Cosmic-Ray Hotspot Observed with the Telescope Array Surface Detectors2015
- Author(s)
  K. Kawata, et al.
- Organizer
  The 34th International Cosmic Ray Conference
- Place of Presentation
  ハーグ（オランダ）
- Year and Date
  2015-07-30
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17626
[Presentation] Energy Determination and Gamma/Hadron Separation Using the Lateral Distribution of EAS for the 100 TeV Gamma-Ray Astronomy2015
- Author(s)
  K. Kawata, T. K. Sako, M. Ohnishi, M. Takita
- Organizer
  The 34th International Cosmic Ray Conference
- Place of Presentation
  ハーグ（オランダ）
- Year and Date
  2015-08-01
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17626
[Presentation] チベット空気シャワー実験で観測された太陽の影2015
- Author(s)
  川田和正　他
- Organizer
  日本物理学会秋の分科会
- Place of Presentation
  大阪市立大学杉本キャンパス（大阪府・大阪市）
- Year and Date
  2015-09-25
- Data Source
  KAKENHI-PROJECT-15K17626
[Presentation] TA実験237：地表粒子検出器アレイによる極高エネルギー宇宙線の大規模異方性の探索2014
- Author(s)
  川田和正, 他 (The Telescope Array Collaboration)
- Organizer
  日本物理学会　年会
- Place of Presentation
  東海大学（湘南キャンパス）
- Data Source
  KAKENHI-PROJECT-25800128
[Presentation] Height-Energy Cosmic-Ray Hotspot Observed by the Telescope Array Experiment2014
- Author(s)
  K. Kawata
- Organizer
  宇宙線研セミナー
- Place of Presentation
  東京大学宇宙線研究所（千葉県・柏市）
- Year and Date
  2014-08-27
- Invited
- Data Source
  KAKENHI-PROJECT-25800128
[Presentation] Telescope Array Experiment: Recent Results and Future Plans2014
- Author(s)
  K. Kawata et al. (The Telescope Array Collaboration)
- Organizer
  Astroparticle Physics 2014 A Joint TeVPA/IDM conference (TeVPA 2014)
- Place of Presentation
  アムステルダム（オランダ）
- Year and Date
  2014-06-26
- Invited
- Data Source
  KAKENHI-PROJECT-25800128
[Presentation] 宇宙の最高エネルギー粒子生成源へ手がかり ―最高エネルギー宇宙線のホットスポットの兆候―2014
- Author(s)
  川田和正、佐川宏行、福島正己、荻尾彰一
- Organizer
  東京大学　記者会見
- Place of Presentation
  東京大学山上会館（東京都・文京区）
- Year and Date
  2014-07-08
- Data Source
  KAKENHI-PROJECT-25800128
[Presentation] TA実験253：TA実験とAuger実験のデータを用いた極高エネルギー宇宙線クラスターの探索2014
- Author(s)
  川田和正、他(テレスコープアレイ実験共同研究者)
- Organizer
  日本物理学会秋の分科会
- Place of Presentation
  佐賀大学本庄キャンパス（佐賀県・佐賀市）
- Year and Date
  2014-09-20
- Data Source
  KAKENHI-PROJECT-25800128
[Presentation] Search for the Large-Scale Cosmic-Ray Anisotropy at 10^18 eV with the Telescope Array Surface Detector2013
- Author(s)
  K. Kawata, et al. (The Telescope Array Collaboration)
- Organizer
  33rd International Cosmic Ray Conference (ICRC2013)
- Place of Presentation
  リオデジャネイロ、ブラジル
- Data Source
  KAKENHI-PROJECT-25800128
[Presentation] TA実験228：地表検出器アレイによるEeV領域の宇宙線到来方向の大規模異方性の探索2013
- Author(s)
  川田和正, 他 (The Telescope Array Collaboration)
- Organizer
  日本物理学会　秋の分科会
- Place of Presentation
  高知大学（朝倉キャンパス）
- Data Source
  KAKENHI-PROJECT-25800128
[Presentation] Search for EeV Neutral Particles from the Point-like Sources with the Telescope Array Surface Detector2013
- Author(s)
  K. Kawata, et al. (The Telescope Array Collaboration)
- Organizer
  33rd International Cosmic Ray Conference (ICRC2013)
- Place of Presentation
  リオデジャネイロ、ブラジル
- Data Source
  KAKENHI-PROJECT-25800128

1. TAKITA Masato (20202161)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
2. OHNISHI Munehiro (10260514)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
3. Tsuchiya Harufumi (70415230)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
4. 和田有希 (40879144)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. 小井辰巳 (60831774)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. 日比野欣也 (80260991)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. MUNAKATA Kazuoki

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
8. NAKAMURA Yoshiaki

# of Collaborated Projects: 1 results

# of Collaborated Products: 7 results
9. Sako Takashi K.

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
10. 佐川宏行

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
11. 垣本史雄

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
12. 荻尾彰一

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Kawata Kazumasa 川田 和正

KAWATA Kazumasa 川田 和正

Research Projects

Research Products

Co-Researchers

Challenges in Space Weather Prediction Using the Sun's Shadow in the Cosmic RaysPrincipal Investigator

Principal Investigator

Project Period (FY)

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Research Institution

高密度ASアレイを用いた銀河中心方向からの10TeV領域宇宙ガンマ線天体の研究

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Nonthermal processes in lightning and thunderclouds revealed by observations at ground and high mountains

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Demonstration of 100 TeV gamma-ray observation in the southern hemispherePrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Probe of the Solar Coronal Magnetic Field Using the Sun Shadow in the Galactic Cosmic RaysPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Study of Cosmic-Ray Anisotropy in the Ultra-High-Energy Ankle RegionPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Breaking new ground for gamma-ray astronomy at 100 TeV energies

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Characteristics of temporal variability of long-duration bursts of high-energy radiation associated with thunderclouds on the Tibetan plateau2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Hadronic interaction model dependence in cosmic Gamma-ray flux estimation using an extensive air shower array with a muon detector2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Detection of a new molecular cloud in the LHAASO J2108+5157 region supporting a hadronic PeVatron scenario2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Sensitivity of the large muon detector with the Tibet air-shower array to measure the primary proton spectrum between 40 and 630 TeV2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Measurement of the Gamma-Ray Energy Spectrum beyond 100 TeV from the HESS J1843-033 Region2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Current status of ALPACA for exploring sub-PeV gamma-ray sky in Bolivia2021

Author(s)

Journal Title

Data Source

[Journal Article] A simulation study on the performance of the ALPAQUITA experiment2021

Author(s)

Journal Title

Data Source

Kawata Kazumasa 川田和正

KAWATA Kazumasa 川田和正