17–22 May 2026
C.I.D
Europe/Zurich timezone

Design of an L-band normal-conducting continuous-wave accelerating structure

TUP2693
19 May 2026, 16:00
2h
C.I.D

C.I.D

Deauville, France
Board: Tuesday wine: WC27
Poster Presentation MC2.A29: Ultrafast electron diffraction and ultrafast electron microscopy Poster session

Speaker

Baiting Song (Tsinghua University)

Description

To address the electron source requirements for continuous-wave (CW) MeV electron microscopes (MV EM), we developed an L-band, normal-conducting (NC), CW accelerating structure operating in π-mode. With an input radiofrequency (RF) power below 20 kW, the accelerating structure delivers GHz bunch trains, accelerating electrons from 200 keV to 1.1 MeV. Comprehensive geometry optimization, full-scale RF simulations, and beam dynamics calculations were performed to validate the design. A compact water-cooling system was integrated to mitigate thermal deformation, and its effectiveness was confirmed by detailed coupled thermal-fluid-structure simulations. This NC CW linac provides a cost-effective and highly reliable electron source solution for MV EM applications.

Paper status Overdue (needs confirmation): Resubmitted proceeding files received and assigned to an editor. Needs Confirmation from the author.

Author

Haipeng Zhi (Tsinghua University)

Co-authors

Baiting Song (Tsinghua University) Mr Pengrui Zhu (Tsinghua University) Xiancai Lin (University of Electronic Science and Technology of China) Jian Gao (Tsinghua University) Fangjun Hu (Tsinghua University) Peng Lv (Tsinghua University) Hao Zha (Tsinghua University) Huaibi Chen (Tsinghua University) Jiaru Shi (Tsinghua University) Renkai Li (Tsinghua University)

Presentation materials

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