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

Review of linear and nonlinear optics measurements in the CERN LHC

FRYD2
6 Jun 2025, 10:00
30m
Hall 101 (TICC)

Hall 101

TICC

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

Ana García-Tabarés Valdivieso (European X-Ray Free-Electron Laser) Andreas Wegscheider (European Organization for Nuclear Research) Clara Nellist (University of Amsterdam, National Institute for Subatomic Physics) Elena Fol (European Organization for Nuclear Research) Elene Kravishvili (Université Paris-Saclay) Elias Waagaard (École Polytechnique Fédérale de Lausanne) Felix Burkhardt (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) Jaime Coello de Portugal (European Organization for Nuclear Research) Javier Cardona (Universidad Nacional de Colombia) Joschua Dilly (European Organization for Nuclear Research) Joshua Gray (European Organization for Nuclear Research) Konstantinos Paraschou (European Organization for Nuclear Research) Kyriacos Skoufaris (European Organization for Nuclear Research) Leon Van Riesen-Haupt (European Organization for Nuclear Research) Lukas Malina (Deutsches Elektronen-Synchrotron DESY) Dr Mael Le Garrec (Institut National de Physique Nucléaire et de Physique des Particules) Massimo Giovannozzi (European Organization for Nuclear Research) Mattia Stefanelli (European Organization for Nuclear Research) Meghan McAteer (Helmholtz-Zentrum Berlin für Materialien und Energie) Michael Hofer (European Organization for Nuclear Research) Panagiotis Zisopoulos (European Organization for Nuclear Research) Rama Calaga (European Organization for Nuclear Research) Rogelio Tomas (European Organization for Nuclear Research) Ryoichi Miyamoto (European Spallation Source) Sasha Horney (European Organization for Nuclear Research) Simon White (European Synchrotron Radiation Facility) Tobias Persson (European Organization for Nuclear Research) Tuuli Nissinen (European Organization for Nuclear Research) Ujani Kar (European Organization for Nuclear Research) Vitor De Souza (Brazilian Synchrotron Light Laboratory) Vittorio Ferrentino (University of Naples Federico II) Wietse Van Goethem (European Organization for Nuclear Research) Yannis Angelis (Aristotle University of Thessaloniki)

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