papers

Publications (14)

physics.acc-ph2022

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…

physics.acc-ph2023

Advanced surface treatments for medium-velocity superconducting RF cavities for high accelerating gradient continuous-wave operation

K. McGee, S. Kim, K. Elliott +13

Nitrogen-doping and furnace-baking are advanced high-Q0 recipes developed for 1.3 GHz TESLA-type cavities. These treatments will significantly benefit the high-Q0 linear accelerato…

physics.acc-ph2012

Conceptual design of the muon collider ring lattice

Y. Alexahin, E. Gianfelice-Wendt, A. Netepenko

Muon collider is a promising candidate for the next energy frontier machine. However, in order to obtain peak luminosity in the 1035/cm2/s range the collider lattice design must sa…

physics.acc-ph2025

Performance Enhancement of Medium-Temperature Baked Niobium SRF Cavity by Surface Contamination Removal

V. Chouhan, D. Bice, A. Cravatta +5

Medium temperature (mid-T) baking, typically conducted at 300 350 C, enhances the quality factor of niobium (Nb) superconducting radio frequency cavities. High vacuum furnace bakin…

physics.acc-ph2024

Latest Development of Electropolishing Optimization for 650 MHz Niobium Cavity

V. Chouhan, D. Bice, D. Burk +15

Electropolishing (EP) of 1.3 GHz niobium superconducting RF cavities is conducted to achieve a desired smooth and contaminant-free surface that yields good RF performance. Achievin…

physics.acc-ph2023

Flux Expulsion and Material Properties of Niobium Explored in 644-650 MHz Cavities

K. McGee, S-H. Kim, P. Ostroumov +5

Upcoming projects requiring high-Q ~650 MHz medium-to-high- elliptical cavities drive a need to understand magnetic RF loss mechanisms and mitigations in greater detail. High-t…