76 citations · 149 across the 11 of their papers we have counts for
11 papers
Simulation of the thermoelectric effect in a multi-metallic superconducting cavity
N. K. Raut, N. Stilin, J. Vennekate +2
Superconducting radio frequency accelerating cavities made with different material layers, such as copper, Nb or Nb3Sn, are susceptible to thermoelectric effects due to differences…
The Continuous Electron Beam Accelerator Facility at 12 GeV
P. A. Adderley, S. Ahmed, T. Allison +136
This review paper describes the energy-upgraded CEBAF accelerator. This superconducting linac has achieved 12 GeV beam energy by adding 11 new high-performance cryomodules containi…
Field, frequency and temperature dependence of the surface resistance of nitrogen diffused niobium superconducting radio frequency cavities
P. Dhakal, B. D. Khanal, A. Gurevich +1
We report the RF performance of several single-cell superconducting radio-frequency cavities subjected to low temperature heat treatment in nitrogen environment. The cavities were…
Temperature, RF Field, and Frequency Dependence Performance Evaluation of Superconducting Niobium Half-Wave Cavity
N. K. Raut, B. D. Khanal, J. K. Tiskumara +4
Recent advancement in superconducting radio frequency cavity processing techniques, with diffusion of impurities within the RF penetration depth, resulted in high quality factor wi…
Quench Detection in a Superconducting Radio Frequency Cavity with Combine Temperature and Magnetic Field Mapping
B. D. Khanal, P. Dhakal, G. Ciovati
Local dissipation of RF power in superconducting radio frequency cavities create so called hot spots, primary precursors of cavity quench driven by either thermal or magnetic insta…
Development of a prototype superconducting radio-frequency cavity for conduction-cooled accelerators
G. Ciovati, J. Anderson, S. Balachandran +18
The higher efficiency of superconducting radio-frequency (SRF) cavities compared to normal-conducting ones enables the development of high-energy continuous-wave linear accelerator…
Next-Generation Superconducting RF Technology based on Advanced Thin Film Technologies and Innovative Materials for Accelerator Enhanced Performance and Energy Reach
A. - M. Valente-Feliciano, C. Antoine, S. Anlage +25
Superconducting RF is a key technology for future particle accelerators, now relying on advanced surfaces beyond bulk Nb for a leap in performance and efficiency. The SRF thin film…
Key directions for research and development of superconducting radio frequency cavities
S. Belomestnykh, S. Posen, D. Bafia +53
Radio frequency superconductivity is a cornerstone technology for many future HEP particle accelerators and experiments from colliders to proton drivers for neutrino facilities to…
Medium-Grain Niobium SRF Cavity Production Technology for Science Frontiers and Accelerator Applications
G. Myneni, Hani E. Elsayed-Ali, Md Obidul Islam +15
We propose cost-effective production of medium grain (MG) niobium (Nb) discs directly sliced from forged and annealed billet. This production method provides clean surface conditio…
Nonlinear Meissner effect in Nb3Sn coplanar resonators
J. Makita, C. Sundahl, G. Ciovati +2
We investigated the nonlinear Meissner effect (NLME) in NbSn thin film coplanar resonators by measuring the resonance frequency as a function of a parallel magnetic field at di…
Effect of vortex hotspots on the radio-frequency surface resistance of superconductors
A. Gurevich andG. Ciovati
We present detailed experimental and theoretical investigations of hotspots produced by trapped vortex bundles and their effect on the radio-frequency (rf) surface resistance …