Title |
Beam-Beam Blowup Issue After Low Emittance Tuning for FCC-ee |
Authors |
- D. El Khechen, K. Oide, F. Zimmermann
CERN, Geneva, Switzerland
- K. Oide
KEK, Ibaraki, Japan
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Abstract |
FCC-ee (Future Circular Collider) is a 100 km electron-positron circular collider with two foreseen experiments, aiming to run at four energies for precision studies of the Z, W, and Higgs boson and the top quark. The FCC-ee is a challenging machine from different points of view. In particular the beam-beam effects are of great importance. For the FCC-ee high-luminosity operation, the beam-beam effects impose profound constraints on the operating point in betatron tune space. In addition, taking into account different sources of machine nonlinearities, a tracking simulation with beam-beam elements revealed a strong beam blowup, especially in the vertical plane. Such a blowup is a potential obstacle to achieving and maintaining a high luminosity; therefore it needs to be carefully studied. In this paper, we present a general overview of simulation results on the FCC-ee beam-beam blowup with realistic machine errors.
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Paper |
download MOPGW019.PDF [0.626 MB / 4 pages] |
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Conference |
IPAC2019 |
Series |
International Particle Accelerator Conference (10th) |
Location |
Melbourne, Australia |
Date |
19-24 May 2019 |
Publisher |
JACoW Publishing, Geneva, Switzerland |
Editorial Board |
Mark Boland (UoM, Saskatoon, SK, Canada); Hitoshi Tanaka (KEK, Tsukuba, Japan); David Button (ANSTO, Kirrawee, NSW, Australia); Rohan Dowd (ANSTO, Kirrawee, NSW, Australia); Volker RW Schaa (GSI, Darmstadt, Germany); Eugene Tan (ANSTO, Kirrawee, NSW, Australia) |
Online ISBN |
978-3-95450-208-0 |
Received |
10 May 2019 |
Accepted |
20 May 2019 |
Issue Date |
21 June 2019 |
DOI |
doi:10.18429/JACoW-IPAC2019-MOPGW019 |
Pages |
112-115 |
Copyright |
Published by JACoW Publishing under the terms of the Creative Commons Attribution 3.0 International license. Any further distribution of this work must maintain attribution to the author(s), the published article's title, publisher, and DOI. |
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