CERN Accelerating science

Article
Title The design and electromagnetic analyses of the new elements in the FCC-ee IR vacuum chamber
Author(s) Novokhatski, Alexander (SLAC) ; Di Pasquale, Enrico (Frascati) ; Fransesini, Francesco (Frascati) ; Seeman, John (SLAC) ; André, Kévin (CERN) ; Boscolo, Manuela (Frascati) ; Lauciani, Stefano (Frascati)
Publication 2024
Number of pages 4
In: JACoW IPAC 2024 (2024) WEPR18
In: 15th International Particle Accelerator Conference (IPAC 2024), Nashville, TN, United States, 19 - 24 May 2024, pp.WEPR18
DOI 10.18429/JACoW-IPAC2024-WEPR18
Subject category Accelerators and Storage Rings
Accelerator/Facility, Experiment CERN FCC
Abstract High currents of bunched electron and positron beams plan to be used in the proposed FCC-ee collider to achieve a high luminosity. Naturally, the impedance of the interaction region of the FCC must be as small as possible. Previously, a very smooth beam pipe in the interaction region was designed, and now we add necessary elements important for the beam operation, reduced backgrounds, and assembly. Among these elements are BPMs, expansion bellows, extension of the common beam pipe, and an elliptical synchrotron radiation mask. These new elements will be analyzed to see if they increase the impedance and, then, followed by discussions how to mitigate any issue.
Copyright/License CC-BY-4.0

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 Záznam vytvorený 2024-10-15, zmenený 2024-10-16


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