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 (Daresbury Laboratory)

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 (Daresbury Laboratory)

Co-authors

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

Presentation materials

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