Analysis of mechanical fabrication experience with CEBAF's production SRF cavities

J. Mammosser, P. Kneisel, J. F. Benesch

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Scopus citations

Abstract

CEBAF has received a total of 360 five-cell niobium cavities, the largest group of industrially fabricated superconducting cavities so far. An extensive data base exists on the fabrication, surface treatment, assembly and cavity performance parameters. Analysis of the mechanical features of the cavities includes the following: the spread in fabrication tolerances of the cells derived from field profiles of the 'as fabricated' cavities and the 'as fabricated' external Q--values of the fundamental power coupler compared to dimensional deviations. A comparison is made of the pressure sensitivity of cavities made of materials from different manufactures between 760 torr (4.2 K) and 23 torr (2 K).

Original languageEnglish
Title of host publicationProceedings of the IEEE Particle Accelerator Conference
PublisherPubl by IEEE
Pages947-949
Number of pages3
ISBN (Print)0780312031
StatePublished - 1993
Externally publishedYes
EventProceedings of the 15th Biennial Particle Accelerator Conference - Washington, DC, USA
Duration: May 17 1993May 20 1993

Publication series

NameProceedings of the IEEE Particle Accelerator Conference
Volume2

Conference

ConferenceProceedings of the 15th Biennial Particle Accelerator Conference
CityWashington, DC, USA
Period05/17/9305/20/93

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