Nonlinear Near-Field Microwave Microscope For RF Defect Localization in Superconductors

Tamin Tai, X. X. Xi, C. G. Zhuang +2

Niobium-based Superconducting Radio Frequency (SRF) cavity performance is sensitive to localized defects that give rise to quenches at high accelerating gradients. In order to iden…