2–5 Sept 2025
Urumqi, Xinjiang, China
Asia/Shanghai timezone

GPU-accelerated simulation of longitudinal single-bunch instability in electron storage rings

THP05
4 Sept 2025, 18:55
1h 35m
Urumqi, Xinjiang, China

Urumqi, Xinjiang, China

Poster Presentation MC2: Beam Dynamics and EM Fields Poster Session

Speaker

Tianlong He (University of Science and Technology of China)

Description

Longitudinal single-bunch instability driven by high-frequency impedance is a major challenge for achieving optimal performance in fourth-generation synchrotron light sources and future electron-positron colliders. Accurate simulations of this instability are critical, yet computationally intensive, often requiring millions of macro-particles and fine slicing to resolve bunch density distributions. To address this, we have developed a GPU-accelerated tracking code that enables efficient simulations of longitudinal single-bunch instability. Our solution is specifically designed to run on a desktop computer equipped with a high-performance GPU, providing an accessible and cost-effective alternative to computing clusters.

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Author

Tianlong He (University of Science and Technology of China)

Co-authors

Prof. Weimin Li (University of Science and Technology of China) Weiwei Li (University of Science and Technology of China) Zhenghe Bai (University of Science and Technology of China)

Presentation materials

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