22–27 Nov 2026
The University of Melbourne
Australia/Melbourne timezone

Beam optics verification for electron VFFA at Kyushu University

25 Nov 2026, 10:30
20m
The University of Melbourne

The University of Melbourne

Contributed Talk Optics and Dynamics

Speaker

Mamori Tanaka (Kyushu University)

Description

This study investigates the validity of the optics design methodology for a Vertical Fixed-Field Alternating gradient (VFFA) accelerator through beam transport experiments using a proof-of-principle electron ring. Beam transport characteristics were evaluated by comparing experimental results with particle-tracking simulations using three-dimensional magnetic field calculation data. The results successfully demonstrated beam transport and revealed a discrepancy between the measured and simulated beam behavior, suggesting a possible upward beam deflection immediately after injection. Present work will focus on identifying the origin of this effect and developing an analysis framework that incorporates coupled horizontal and vertical beam dynamics, thereby advancing the validation of the optics design methodology for VFFA accelerators.

Author

Mamori Tanaka (Kyushu University)

Co-authors

Dr Hidehiko Arima (Kyushu University) Taichi Kanda (Kyushu University) Yoshiharu Mori (Kyoto University) Yujiro Yonemura (Kyushu University)

Presentation materials

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