Surface characterization of nitrogen-doped high purity niobium coupons compared with superconducting rf cavity performance

We report the results from the measurements of high purity Nb samples and superconducting radio-frequency (SRF) cavities doped with nitrogen and followed by either electropolishing (EP) or buffered chemical polishing (BCP), in order to understand the role of the postdoping treatment on the performan...

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Bibliographic Details
Main Authors: Pashupati Dhakal, Gianluigi Ciovati, Uttar Pudasaini, Santosh Chetri, Shreyas Balachandran, Peter J. Lee
Format: Article
Language:English
Published: American Physical Society 2019-12-01
Series:Physical Review Accelerators and Beams
Online Access:http://doi.org/10.1103/PhysRevAccelBeams.22.122002