This workshop focuses on laboratory astrophysics and related fields using lasers and magnetic devices, especially AI- and data-driven analyses. It is open to everyone interested; please contact the person below.

Date:  Jan. 7-9. 2026

Place:  National Cheng Kung University

Contact: Yasuhiro Kuramitsu (kuramitsu_at_eei.eng.osaka-u.ac.jp,  Osaka University)

Online participation :Please register via the following link prior to the workshop:

Sponsor: This workshop is supported by NINS Program of Promoting Research by Networking among Institutions: 01412302, 01422301

Agenda

Jan. 7

Opening and overview

10:00 – 10:20  Yasuhiro Kuramitsu (OU)

Reconstruction updates I

10:20 – 10:40  Chun-Sung Jao (NCHC) “Lessons learned from applying machine learning to electromagnetic field reconstruction in ion radiography”

10:40 – 11:00 Akira Mizuta (RIKEN) “Numerical Analysis of the Evolution of Hydrodynamic Instabilities and Vortex Generation Associated With Collisionless Shocks in Laser-Produced Plasmas”

11:00 – 11:20 Chiung-Yin Chang (NTHU)

11:20 – 12:00 Discussion – Reconstruction update I

Lunch

Plasma across lab, space and astrophysics I

13:30 – 13:50  Hsiang-Yi Karen Yang (NTHU)

13:50 – 14:10  Hung-Yi Pu (NTNU) “General Relativistic Magnetohydrodynamical Jet Launching Around Black Holes: Plasma Physics Across Scales”

14:10 – 14:30  Chun-Kai Chang (NCU) “The first study of MHD tearing instability in generalized current sheets”

14:30 – 15:00  Discussion – Plasma across lab, space and astrophysics I

Reconstruction updates II

15:00 – 15:20 Shutaro Kirochi (OU) “Numerical study on the reconstruction of electromagnetic fields in laser-produced plasmas with convolutional neural networks”

15:20 – 15:40 Takeo Hoshi (NIFS) “Measurement informatics with supercomputers using open data-analysis tool ODAT-SE”

15:40 – 16:00 Yamato Esaki (OU) “Development of the Electromagnetic Fields Measurement in Laser-produced Plasmas using Data-Driven analysis”

16:00 – 16:20 Naoki Watamura (OU)

16:20 – 17:00  Discussion – Reconstruction update II

Jan. 8

Compact Tokamak project in Taiwan

09:30 – 09:50  Po-Yu Chang (NCKU) “Development of Formosa Integrated Research Spherical Tokamak (FIRST), the first Tokamak in Taiwan”

09:50 – 10:10 Hsiao-Hsuan Lin (NCHC) “JOREK non-linear MHD simulation in Formosa Integrated Research Spherical Tokamak (FIRST)”

10:10 – 10:30 Discussion – Compact Tokamak project in Taiwan

Tokamak diagnostics

10:30 – 10:50  Kentaro Sakai (NIFS) “100-joule laser as a probe of Thomson scattering and a pump for multiscale laboratory astrophysics in magnetically confined plasmas”

10:50 – 11:10  Eiichiro Kawamori (NCKU) “Information Thermodynamics of Plasma Turbulence for a New Concept of Fusion Plasma Reactor.”

11:10 – 11:30  Kun-Han Lee (NCHC) “Development of Digital Twin for Taiwan’s First Spherical Tokamak (FIRST): Simulation, Diagnostics, and Integration Framework.”

11:30 – 12:00 Discussion – Tokamak diagnostics

Lunch

J-KAREN upgrade

13:30 – 13:50 Hiromitsu Kiriyama (KPSI) “Overview of J-KAREN-P laser system at QST”

Laser-driven ion acceleration

13:50 – 14:10 Yuji Fukuda (KPSI) “Identification of transient magnetic fields generated in laser-cluster interactions”

14:10 – 14:30 Ryutaro Matsui (Kyoto U) “Generation and control of high energy density plasma via laser irradiation using a structured medium”

Break

14:50 – 15:10 Ryotaro Kawai (Tohoku U) “Prepulse-induced electronic excitation and initial defects: TDDFT–MD multiscale calculations on graphene”

15:10 – 15:30 Chen-Kang Huang (NCU) “Status of proton acceleration experiments at NCU”

15:30 – 16:00 Discussion – J-KAREN upgrade and Laser-driven ion acceleration

Physics-Informed Neural Network

16:00 – 16:20 Shogo Isayama (Kyushu U) “Reconstructing Magnetohydrodynamic Reconnection Dynamics Using Physics-Informed Neural Networks (PINNs)”

16:20 – 16:40 Yen-Chen Chen (NCHC) “Solving the Brio–Wu Shock Tube Problem with Physics-Informed Neural Networks”

16:40 – 17:00 Discussion –  Physics-Informed Neural Network

Jan. 9

Plasma across lab, space and astrophysics II

09:30 – 09:50 Yao-Li Liu (NCKU) “Modeling of foam target in a full 3D-PIC for laser-driven ion acceleration”

09:50 – 10:10 Shivam Gupta (NCKU) “EUV Spectroscopic and Theoretical Investigation of Highly Charged Kr Ions Generated through Impurity Seeding in the Large Helical Device”

10:10 – 10:30 Che-Yu Liu (NCKU) “Studies of the stagnated plasma from the collision of two counter propagating plasma jets”

10:30 – 11:00 Discussion – Plasma across lab, space and astrophysics II

Reconstruction III experiments and calibration

11:00 – 11:20 Takumi Minami (OU) “Investigation of ion velocity vector measurement using CR-39 and machine learning-assisted analysis”

11:20 – 11:40 Fuka Nikaido (OU) “Diagnostics of laser-driven ion acceleration fields with radiography using solid-state nuclear track detectors and machine learning”

11:40 – 12:00 Discussion – Reconstruction III experiments and calibration

Student session

12:00 – 12:10 Tsuyoshi Takami (OU) “Radiation Hydrodynamics Simulation Analysis of Laser-Generated Plasma Based on Optical Measurements”

12:10 – 12:20 Mokoto Hayakawa (QST) “Development of a high-density gas jet system for laser wakefield acceleration of ions”

Lunch

Special session

14:00 – 15:00 Youichi Sakawa (OU) “My Journey Through Laboratory Astrophysics: A (semi) Final Lecture”
15:00 – Discussion and closing