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

Status of PIP-II HB650 cavities production

MOP40
22 Sept 2025, 14:30
3h
Ito International Research Center

Ito International Research Center

Tokyo
Board: MOP40
Poster Presentation MC3: Cavities Monday Poster Session

Speaker

Anna Shabalina (Science and Technology Facilities Council)

Description

STFC is responsible for delivering 20 high-beta 650 MHz cavities for the PIP-II project, with industry partners now producing series cavities. Both pre-series cavities have set world records in performance and cleanliness, meeting the project’s stringent requirement for field emission-free operation, accelerating gradient, and Quality factor. Achieving this milestone required an industrialization of advanced processing techniques, including cold electropolishing and nitrogen doping, and a major effort to optimize cleanroom operations at the vendor’s facility.
We will present the journey from prototyping to industrial production, highlighting the technology transfer, cleanroom upgrades, and QA/QC procedures that enabled these record-breaking results. Early performance data from the first series cavities will also be shared, demonstrating progress toward full-scale production.

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Author

Anna Shabalina (Science and Technology Facilities Council)

Co-authors

Alan Wheelhouse (Daresbury Laboratory) Alex Netepenko (Fermi National Accelerator Laboratory) Ambra Gresele (Zanon Research & Innovation) Andrew Blackett-May (ASTeC, STFC Daresbury Laboratory) Andrii Tsymbaliuk (Zanon Research & Innovation) Ayo Akintola (Daresbury Laboratory) Brent Stone (Fermi National Accelerator Laboratory) Conor Jenkins (Science and Technology Facilities Council) David Mason (Daresbury Laboratory) Edward Cavanagh (Daresbury Laboratory) Genfa Wu (Fermi National Accelerator Laboratory) HyeKyoung Park (Fermi National Accelerator Laboratory) Ivan Skachko (Daresbury Laboratory) Jennifer Mutch (Daresbury Laboratory) Joseph Ozelis (Fermi National Accelerator Laboratory) Dr K.J. Cheetham (Daresbury Laboratory) Laura Grassellino (Fermi National Accelerator Laboratory) Matthew Jones (Daresbury Laboratory) Michael Ellis (Daresbury Laboratory) Mitchell Kane (Daresbury Laboratory) Oliver Poynton (Science and Technology Facilities Council) Paolo Barbero (Zanon Research & Innovation) Paul Smith (Daresbury Laboratory) Peter McIntosh (Science and Technology Facilities Council) Stuart Wilde (Daresbury Laboratory) Vijay Chouhan (Fermi National Accelerator Laboratory) Ms Zakia Bilques (Science and Technology Facilities Council)

Presentation materials

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