1–6 Jun 2025
Taipei International Convention Center (TICC)
Asia/Taipei timezone

Review of linear and nonlinear optics measurements in the CERN LHC

WEPM009
4 Jun 2025, 16:00
2h
Exhibiton Hall A _Magpie (TWTC)

Exhibiton Hall A _Magpie

TWTC

Poster Presentation MC5.D02 Nonlinear Single Particle Dynamics Resonances, Tracking, Higher Order, Dynamic Aperture, Code Developments Wednesday Poster Session

Speaker

Ewen Maclean (European Organization for Nuclear Research)

Description

The LHC is approaching the end of its third operational run, with machine protection and performance having demanded an excellent control of the single-particle dynamics. Additionally, the requirement to rapidly commission multiple diverse sets of optics configurations within each year and from year-to-year, placed clear demands on the measurement and correction methods employed. Tight tolerances on the linear optics have been consistently achieved, with the drive to ever-more pushed optics for the High Luminosity LHC era continuing to introduce new challenges. Routine control of linear coupling has been an operational necessity, while significant progress has also been made extending the understanding and control of the optics into the nonlinear regime. This paper presents the key methods used, the results obtained, and discusses the challenges to control of the beam-optics in the LHC.

Region represented Europe
Paper preparation format LaTeX

Author

Ewen Maclean (European Organization for Nuclear Research)

Co-authors

Andreas Wegscheider (European Organization for Nuclear Research) Elena Fol (European Organization for Nuclear Research) Dr Felix Carlier (École Polytechnique Fédérale de Lausanne) Felix Soubelet (European Organization for Nuclear Research) Jacqueline Keintzel (European Organization for Nuclear Research) Joschua Dilly (European Organization for Nuclear Research) Lukas Malina (Deutsches Elektronen-Synchrotron DESY) Léon van Riesen-Haupt (École Polytechnique Fédérale de Lausanne) Mael Le Garrec (European Organization for Nuclear Research) Michael Hofer (European Organization for Nuclear Research) Rogelio Tomas (European Organization for Nuclear Research) Sasha Horney (European Organization for Nuclear Research) Tobias Persson (European Organization for Nuclear Research) Vittorio Ferrentino (University of Naples Federico II) Wietse Van Goethem (European Organization for Nuclear Research)

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