Researcher Information - YAMAZAKI Ryo |

（Last updated : 2025-09-02 23:43:15）

YAMAZAKI Ryo

Department / Course

Aoyama Gakuin University College of Science and Engineering Department of Physical Sciences

Job Professor

Specialization and related fields
Astrophysics, Plasma physics, Astronomy, Cosmic-ray astrophysics keyword(Astrophysics, Astronomy, Laboratory astrophysics)

Business career
1.	2010/04/01 ～ 2018/03/31	Associate Professor Aoyama Gakuin University College of Science and Engineering Department of Physics and Mathematics
2.	2018/04/01 ～ 2021/03/31	Professor Aoyama Gakuin University College of Science and Engineering Department of Physics and Mathematics
3.	2021/04/01 ～	Professor Aoyama Gakuin University College of Science and Engineering Department of Physical Sciences

Belonging society
1.	2018/08	Association of Asia-Pacific Physical Societies

Official position and committee in Univ.
1.	2017/04/01 ～ 2019/03/31	Aoyama Gakuin University Curriculum Coordinator
2.	2019/04/01 ～ 2021/03/31	Aoyama Gakuin University Curriculum Coordinator
3.	2021/04/01 ～ 2023/03/31	Aoyama Gakuin University Curriculum Coordinator

Research topic, funded research, and department laboratory expense
1.	2000/04 ～	Theoretical research of high-energy astrophysical phenomena Individual Research
2.	2000/04 ～	Origin of cosmic gamma-ray bursts Individual Research
3.	2000/04 ～	Acceleration mechanism of high-energy cosmic rays Individual Research

Committee and society
1.	2025/04 ～ 2027/03	The Japanese committee for APCTP

Book and thesis
1.	Papers	Two-component jet model for the afterglow emission of GRB 201216C and GRB 221009A and implications for jet structure of very-high-energy gamma-ray bursts Journal of High Energy Astrophysics 48,pp.100415 (Co-authored) 2025/08
2.	Papers	GRB 221009A: Observations with LST-1 of CTAO and Implications for Structured Jets in Long Gamma-Ray Bursts The Astrophysical Journal Letters 988,pp.L42 (Co-authored) 2025/07/23
3.	Papers	Measurement of the Forward Shock Velocities of the Supernova Remnant N132D Based on the Thermal X-ray Emission The Astrophysical Journal 982,pp.190 (Co-authored) 2025/03
4.	Papers	Mechanism of generating collisionless shock in magnetized gas plasma driven by laser-ablated target plasma Physics of Plasmas 31,pp.112902 (Co-authored) 2024/11
5.	Papers	Is the low-energy tail of shock-accelerated protons responsible for over-ionized plasma in supernova remnants? Publications of the Astronomical Society of Japan 76,pp.1158-1172 (Co-authored) 2024/09
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Lecturer and lecture
1.	2021/07/06	A possible link between normal long GRBs and a short GRB 200826A (Online)
2.	2021/04/19	Formation of a Supercritical Collisionless Shock in a Magnetized Uniform Plasma at Rest (Online/Osaka)
3.	2019/11/19	Shock Waves in Astrophysical and Laboratory Plasmas (Kuching, Malaysia)
4.	2019/09/25	Collisionless shocks in astrophysical and laboratory plasmas (Osaka, Japan)
5.	2019/07/18	Toward the generation of magnetized collisionless shocks with high-energy lasers (Wako, Japan)
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