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Fujita Ryuichi  藤田 龍一

… Alternative Names

藤田 龍一  フジタ リュウイチ

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Researcher Number 50816626
Other IDs
  • ORCIDhttps://orcid.org/0000-0002-8415-8168
Affiliation (Current) 2025: 追手門学院大学, 共通教育機構, 准教授
Affiliation (based on the past Project Information) *help 2023 – 2024: 追手門学院大学, 共通教育機構, 准教授
2021 – 2022: 追手門学院大学, 基盤教育機構, 講師
2018 – 2019: 京都大学, 基礎物理学研究所, 研究員
Review Section/Research Field
Except Principal Investigator
Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
Keywords
Principal Investigator
一般相対性理論 / ポストニュートン近似 / 重力波物理学 / ブラックホール摂動法
Except Principal Investigator
理論波形 / 重力波 / ブラックホール摂動 / 大質量比連星 / ブラックホール
  • Research Projects

    (2 results)
  • Research Products

    (12 results)
  • Co-Researchers

    (2 People)
  •  Construction of gravitational wave templates for precise observation of black holes in galactic nuclei

    • Principal Investigator
      佐合 紀親
    • Project Period (FY)
      2021 – 2025
    • 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
      Kanazawa Medical University
      Osaka Metropolitan University
      Osaka City University
  •  重力波データ解析に向けたブラックホール時空からの重力波波形の研究Principal Investigator

    • Principal Investigator
      藤田 龍一
    • Project Period (FY)
      2018 – 2019
    • Research Category
      Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
    • Research Institution
      Kyoto University

All 2023 2022 2020 2019 2018

All Journal Article Presentation

  • [Journal Article] Adiabatic Waveforms from Extreme-Mass-Ratio Inspirals: An Analytical Approach2022

    • Author(s)
      Isoyama Soichiro、Fujita Ryuichi、Chua Alvin J.?K.、Nakano Hiroyuki、Pound Adam、Sago Norichika
    • Journal Title

      Physical Review Letters

      Volume: 128 Issue: 23 Pages: 231101-231101

    • DOI

      10.1103/physrevlett.128.231101

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21K03582, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06358, KAKENHI-PROJECT-23K20845, KAKENHI-PLANNED-21H05189
  • [Journal Article] “Flux-balance formulae” for extreme mass-ratio inspirals2018

    • Author(s)
      Soichiro Isoyama、Ryuichi Fujita、Hiroyuki Nakano、Norichika Sago、Takahiro Tanaka
    • Journal Title

      Progress of Theoretical and Experimental Physics

      Volume: 2018 Issue: 1 Pages: 1-28

    • DOI

      10.1093/ptep/pty136

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16K05347, KAKENHI-PROJECT-16K05356, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06358, KAKENHI-PUBLICLY-18H04583, KAKENHI-PROJECT-26287044
  • [Presentation] 趣旨説明2023

    • Author(s)
      藤田龍一
    • Organizer
      日本物理学会 第78回年次大会(2023年)重力波第4期観測と理論研究の進展
    • Data Source
      KAKENHI-PROJECT-23K20845
  • [Presentation] An eccentric orbit in Kerr spacetime2020

    • Author(s)
      Ryuichi Fujita
    • Organizer
      Gravitational wave physics and astronomy: Genesis, Area workshop 2020 Winter
    • Data Source
      KAKENHI-PUBLICLY-18H04583
  • [Presentation] Gravitational waves from eccentric orbits around a black hole2020

    • Author(s)
      Ryuichi Fujita
    • Organizer
      Gravitational wave physics and astronomy: Genesis, Third Annual Area Symposium
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-18H04583
  • [Presentation] Gravitational-wave source modelling using analytical methods: Extreme massratio inspirals (EMRIs)2019

    • Author(s)
      Ryuichi Fujita
    • Organizer
      The Future of Gravitational-Wave Astronomy
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-18H04583
  • [Presentation] DECIGOによるEMRI重力波の観測可能性について2019

    • Author(s)
      藤田龍一
    • Organizer
      第18回DECIGOワークショップ
    • Invited
    • Data Source
      KAKENHI-PUBLICLY-18H04583
  • [Presentation] ブラックホール時空を楕円軌道で運動する粒子の重力波放射2019

    • Author(s)
      藤田龍一
    • Organizer
      日本物理学会第74回年次大会
    • Data Source
      KAKENHI-PUBLICLY-18H04583
  • [Presentation] 宇宙重力波望遠鏡がひらく未来2019

    • Author(s)
      藤田龍一
    • Organizer
      第32回 理論懇シンポジウム
    • Invited
    • Data Source
      KAKENHI-PUBLICLY-18H04583
  • [Presentation] ブラックホール時空を運動する粒子からの重力波波形の構築2018

    • Author(s)
      藤田龍一
    • Organizer
      日本物理学会秋季分科会
    • Data Source
      KAKENHI-PUBLICLY-18H04583
  • [Presentation] Gravitational waves from extreme mass ratio inspirals2018

    • Author(s)
      Ryuichi Fujita
    • Organizer
      Gravitational wave physics and astronomy: Genesis, Second Annual Area Symposium
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-18H04583
  • [Presentation] Gravitational waves from eccentric orbits in Kerr spacetime2018

    • Author(s)
      Ryuichi Fujita
    • Organizer
      XI Black Holes Workshop
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-18H04583
  • 1.  佐合 紀親 (50540291)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 2.  中野 寛之 (80649989)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 2 results

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