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This is the personal homepage of Ryutaro Iwakura. Thank you for visiting.
Email: riwakura [at] stu.kobe-u.ac.jp (Please replace [at] with @)
About Me
Affiliation: Computational Planetology Research and Education Field, Department of Planetology, Graduate School of Science, Kobe University
Grade: Ph.D. Student, 1st Year (D1)
Interests/Research Themes: Dynamics of Hierarchical Triple Systems, N-body Simulations, Star Cluster Formation, Planet Formation
Prospective fellow (AY2025) for "Interdisciplinary-Collaborative Doctoral Human Resource Development Project for the Next Generation," Kobe University.
Curriculum Vitae
Education
- March 2019: Graduated from Hokkaido Sapporo Higashi High School
- March 2023: Graduated from Department of Planetology, Faculty of Science, Kobe University
- April 2023 - Present: Department of Planetology, Graduate School of Science, Kobe University
Research Activities
Peer-reviewed Publications
- Ryutaro Iwakura, Junichiro Makino, "A new approach for predicting the stability of hierarchical triple systems," arXiv:2505:10076 [under review]
- Ryutaro Iwakura, Takayuki Saitoh, Junichiro Makino, "Hierarchical three-body treatment in N-body simulations for star clusters," Proceeding of XXXIV IUPAP Conference on Computational Physics [accepted]
International Conference Presentations
- Ryutaro Iwakura, Yoko Funato, Junichiro Makino, "The disintegration process and orbital evolution of hierarchical triple systems," Oral, MODEST24, Warsaw, Poland, August 2024 [LINK]
- Ryutaro Iwakura, Takayuki Saitoh, Junichiro Makino, "Hierarchical three-body treatment in N-body simulations for star clusters," Poster, XXXIV IUPAP Conference on Computational Physics, Kobe, Japan, August 2023 [LINK]
Domestic Conference & Workshop Presentations (Japan)
- Ryutaro Iwakura, Yoko Funato, Junichiro Makino, "安定・不安定境界の階層的三体系の軌道周期性と安定性 (Orbital periodicity and stability of hierarchical triple systems near the stability-instability boundary)," Oral, Astronomical Society of Japan Spring Meeting 2025, P137a, March 2025 [LINK]
- Ryutaro Iwakura, Yoko Funato, Junichiro Makino, "安定・不安定境界にある階層的三体系の力学進化 (Dynamical evolution of hierarchical triple systems near the stability-instability boundary)," Oral, Workshop on Celestial Mechanics and N-body Dynamics, March 2024 [LINK]
- Ryutaro Iwakura, Yoko Funato, Junichiro Makino, "安定・不安定境界にある階層的三体系の軌道進化・破壊様式について (On the orbital evolution and disruption modes of hierarchical triple systems near the stability-instability boundary)," Oral, Astronomical Society of Japan Spring Meeting 2024, P116a, March 2024 [LINK]
- Ryutaro Iwakura, Yoko Funato, Takayuki Saitoh, Junichiro Makino, "三体問題のシミュレーションで探る連星の安定性 (Exploring binary stability through three-body simulations)," Poster, Science Frontier, Faculty of Science, Kobe University, October 2023
- Ryutaro Iwakura, Yoko Funato, Takayuki Saitoh, Junichiro Makino, "球状星団のN体シミュレーションにおける階層的多体系の取り扱いについて (Handling of hierarchical multiple systems in N-body simulations of globular clusters)," Poster, Astronomical Society of Japan Autumn Meeting 2023, P135c, Nagoya University, September 2023 [LINK]
- Ryutaro Iwakura, Yoko Funato, Takayuki Saitoh, Junichiro Makino, "球状星団のN体シミュレーションにおける階層的三体の取り扱いについて (Handling of hierarchical triples in N-body simulations of globular clusters)," Oral, Simulation Astronomy: Past, Present, and Future - Hardware, Applications, Science -, Planetary Science Research Center, Kobe University, September 2023 [LINK]
- Ryutaro Iwakura, Takayuki Saitoh, Junichiro Makino, "N体シミュレーションにおける連星計算の困難 (Difficulties in binary calculations in N-body simulations)," Oral & Poster, 53rd Young Astronomers' Summer School, University of Tokyo, August 2023 [LINK]
Other Activities & Funding
Funding
- FY2024 Kobe University International Collaborative Research Enhancement Project [Type A] Graduate School of Science Support Program, 120,000 JPY
Teaching Activities
- TA, Basics of Planetary Science Experiments II, 2024
- TA, Planetary Science Practice E (Kobe Univ.), 2023, 2024
- TA, Earth Science Practice (Kobe Univ.), 2023, 2024
Miscellaneous
- August 2023, CCP2023, Operational Staff (Part-time)
- September 2021, "Ask Alumni" Session, Guest Speaker, Hokkaido Sapporo Higashi High School