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Title: Research in Superconducting Radiofrequency Systems

Technical Report ·
DOI:https://doi.org/10.2172/1061447· OSTI ID:1061447

The aim of the program is to transfer our successes in single cell high gradient R&D to multi-cell cavities of advanced shapes. We have also developed a new technique for electropolishing (EP) which is much less expensive than the standard EP technique used at other labs. Our aim is to apply this technique to multi-cell cavities of advanced shapes. The scientific program of this grant was concluded in 2010. An extension of this grant al-lowed us to receive ARRA funding, which we used to improve the helium-liquefier system in Cornell's SRF laboratory. Part of this system had been purchased and installed by another grant. The extension to grant DE-FG02-04ER41354 was proposed to extend this system to sufficient power so that helium can be recovered from SRF-cavity test and simultaneously can be liquefied. This significantly increased the number of cavities we can test per week. This upgrade project was finished in the spring of 2010 and has been in regular use ever since.

Research Organization:
Cornell Univ., Ithaca, NY (United States)
Sponsoring Organization:
USDOE Office of Science (SC)
DOE Contract Number:
FG02-04ER41354
OSTI ID:
1061447
Report Number(s):
DOE/ER41354
Country of Publication:
United States
Language:
English