Researcher Information - YAMAZAKI Ryo |

（Last updated : 2026-01-12 00:34:08）

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.	2026/01/01 ～ 2028/12/30	Asia Pacific Center for Theoretical Physics (APCTP) General Council Member
2.	2025/04 ～ 2027/03	The Japanese committee for APCTP

Book and thesis
1.	Papers	Double-peaked optical afterglow in GRB 110213A inferring a magnetized thick shell ejecta Monthly Notices of the Royal Astronomical Society 544,pp.3115-3123 (Co-authored) 2025/11/06
2.	Papers	The Electron Temperature Distribution and the High Ionization Just behind the Shock in the Cygnus Loop The Astrophysical Journal 992,pp.30 (Co-authored) 2025/10/03
3.	Papers	Gravitational wave memory from accelerating relativistic jets in multiple thick shell scenarios Physical Review D 112,pp.064029 (Co-authored) 2025/09/12
4.	Papers	GW250114: Testing Hawking’s Area Law and the Kerr Nature of Black Holes Physical Review Letters 135,pp.111403 (Co-authored) 2025/09
5.	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
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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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