18–26 Sept 2025
Ito International Research Center
Asia/Tokyo timezone

First beam acceleration using cryo-cooled Nb3Sn coated cavity at IMP

WEA04
24 Sept 2025, 09:30
20m
Ito International Research Center

Ito International Research Center

Tokyo
Board: WEA04
Invited Oral Presentation MC4: SRF Technologies Wednesday Oral Session: A

Speaker

Ziqin Yang (Institute of Modern Physics, Chinese Academy of Sciences)

Description

Operational experience of the LHe-Free (LHe-free) Nb3Sn demo SRF electron linac over the past year will be reported. A statistical analysis was conducted on beam loss-induced irradiation effects on the Nb3Sn thin film of the superconducting cavity inner surfaces, with subsequent assessment of their impact. An irradiation terminal facility was constructed to conduct experiments on electron beam irradiation for wastewater treatment. A 650 MHz 5-cell Nb3Sn cavity coated by the tin vapor diffusion method has been vertically tested to verify its RF performance.

Funding Agency

Advanced Energy Science and Technology Guangdong Laboratory (HND22PTDZCD)
National Natural Science Foundation of China (No.12175283, No.U24A2019)

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Author

Ziqin Yang (Institute of Modern Physics, Chinese Academy of Sciences)

Co-authors

Yuan He (Institute of Modern Physics) Zhijun Wang (Institute of Modern Physics)

Presentation materials

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