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	https://orcid.org/0000-0002-8415-8168
Affiliation (Current)	2026: 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 ブラックホール摂動 / 大質量比連星 / 理論波形 / 重力波 / ブラックホール

Construction of gravitational wave templates for precise observation of black holes in galactic nuclei
- Principal Investigator
  
  佐合紀親
- Project Period (FY)
  2024 – 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 2025 2023 2022 2020 2019 2018

All Journal Article Presentation

[Journal Article] Post-Newtonian templates for phase evolution of spherical extreme mass ratio inspirals2025
- Author(s)
  Sago Norichika、Fujita Ryuichi、Nakano Hiroyuki
- Journal Title
  
  Physical Review D
  
  Volume: 111 Issue: 6 Pages: 064043-064043
- DOI
  10.1103/physrevd.111.064043
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23K20845, KAKENHI-PROJECT-21K03582, KAKENHI-PROJECT-23K03432
[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: 1 results
2. 中野寛之 (80649989)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results

Fujita Ryuichi 藤田 龍一

藤田 龍一 フジタ リュウイチ

Research Projects

Research Products

Co-Researchers

Construction of gravitational wave templates for precise observation of black holes in galactic nuclei

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

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

Project Period (FY)

Research Category

Research Institution

[Journal Article] Post-Newtonian templates for phase evolution of spherical extreme mass ratio inspirals2025

Author(s)

Journal Title

DOI

Data Source

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

Author(s)

Journal Title

DOI

Data Source

[Journal Article] “Flux-balance formulae” for extreme mass-ratio inspirals2018

Author(s)

Journal Title

DOI

Data Source

[Presentation] 趣旨説明2023

Author(s)

Organizer

Data Source

[Presentation] An eccentric orbit in Kerr spacetime2020

Author(s)

Organizer

Data Source

[Presentation] Gravitational waves from eccentric orbits around a black hole2020

Author(s)

Organizer

Data Source

[Presentation] Gravitational-wave source modelling using analytical methods: Extreme massratio inspirals (EMRIs)2019

Author(s)

Organizer

Data Source

[Presentation] DECIGOによるEMRI重力波の観測可能性について2019

Author(s)

Organizer

Data Source

[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)

Organizer

Data Source

[Presentation] 宇宙重力波望遠鏡がひらく未来2019

Author(s)

Organizer

Data Source

[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)

Organizer

Data Source

[Presentation] Gravitational waves from extreme mass ratio inspirals2018

Author(s)

Organizer

Data Source

[Presentation] Gravitational waves from eccentric orbits in Kerr spacetime2018

Author(s)

Organizer

Data Source

Fujita Ryuichi 藤田龍一

藤田龍一フジタリュウイチ