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

SRF technology challenges for the electron ion collider

FRA02
26 Sept 2025, 08:50
20m
Ito International Research Center

Ito International Research Center

Tokyo
Board: FRA02
Invited Oral Presentation MC4: SRF Technologies Friday Oral Session: A

Speaker

Zachary Conway (Thomas Jefferson National Accelerator Facility)

Description

The Electron Ion Collider (EIC) pushes the limits of superconducting radio frequency systems to fulfil a variety of accelerator physics requirements. Thomas Jefferson National Accelerator Facility (TJNAF) and Brookhaven National Laboratory (BNL) in partnership are leading an international collaboration designing and building 46 independent superconducting cavity resonators comprised of 4 unique cavity types. The 4 systems all operate at 2.0 K and separately provide a range of capabilities such as compensating a 25 mrad collision crossing angle with > 11 MV of 197 MHz and 3 MV of 394 MHz deflecting voltage per crab cavity, coupling up to 800 kW of power per SRF cavity compensating the 10 MW of beam losses in the 2.5 A electron storage ring, storing and ramping the energy of the 1 A hadron storage ring, and providing the high voltage necessary to rapidly accelerate single 28 nC bunches to variable energies between 5 and 18 GeV for injection into the electron storage ring. This presentation will overview the challenges and proposed solutions for these systems and outline our future plans for the high-power superconducting cavities, 500 kW fundamental power couplers, and >60 kW beam line absorbers

Funding Agency

Authored by Jefferson Science Associates, LLC under U.S. DOE Contract No. DE-AC05-06OR23177 and DE-SC-0019287; and supported by Brookhaven Science Associates, LLC under U.S. Contract No. DE-SC0012704.

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Author

Zachary Conway (Thomas Jefferson National Accelerator Facility)

Co-authors

Zenghai Li (SLAC National Accelerator Laboratory) Shaoheng Wang (Thomas Jefferson National Accelerator Facility) Philip Denny (Thomas Jefferson National Accelerator Facility) Dr Sergey Kuzikov (Thomas Jefferson National Accelerator Facility) Alejandro Castilla (Thomas Jefferson National Accelerator Facility) Alex Zaltsman (Brookhaven National Laboratory) Binping Xiao (Brookhaven National Laboratory) David Savransky (Thomas Jefferson National Accelerator Facility) Freddy Severino (Brookhaven National Laboratory) Gary Cheng (Thomas Jefferson National Accelerator Facility) Geetha Narayan (Brookhaven National Laboratory) Graeme Burt (Lancaster University) Haipeng Wang (Thomas Jefferson National Accelerator Facility) Jean Clifford Brutus (Brookhaven National Laboratory) Jean Delayen (Thomas Jefferson National Accelerator Facility) Jesse Fite (Brookhaven National Laboratory) Jiquan Guo (Thomas Jefferson National Accelerator Facility) John Buttles (Bailey Tool & Manufacturing (United States)) Joseph Matalevich (Thomas Jefferson National Accelerator Facility) Katherine Wilson (Thomas Jefferson National Accelerator Facility) Kevin Mernick (Brookhaven National Laboratory) Kevin Smith (Brookhaven National Laboratory) Nabin Raut (Thomas Jefferson National Accelerator Facility) Naeem Huque (Thomas Jefferson National Accelerator Facility) Niklas Templeton (Science and Technology Facilities Council) Pashupati Dhakal (Thomas Jefferson National Accelerator Facility) Robert Rimmer (Thomas Jefferson National Accelerator Facility) Sarra Bira (Thomas Jefferson National Accelerator Facility) Silvia Verdu-Andres (Brookhaven National Laboratory) Subashini De Silva (Old Dominion University) Wencan Xu (Brookhaven National Laboratory)

Presentation materials

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