19–24 May 2024
Music City Center
US/Central timezone

Bunch-by-bunch simulations of beam-beam driven particle losses in the LHC

THPC80
23 May 2024, 16:00
2h
Country (MCC Exhibit Hall A)

Country

MCC Exhibit Hall A

Poster Presentation MC5.D10 Beam-Beam Effects Theory, Simulations, Measurements, Code Developments Thursday Poster Session

Speaker

Philippe Belanger (University of British Columbia & TRIUMF)

Description

Recent experimental measurements in the Large Hadron Collider (LHC) have shown a clear correlation between beam-beam resonance driving terms and beam losses, with a characteristic bunch-by-bunch signature. This observation creates interesting conditions to study diffusive processes. Over the past few decades, early chaos indicators, frequency map analysis and dynamic aperture studies have been commonly used to study particle stability in circular machines. However, the underlying mechanisms driving particles to large amplitudes in the presence of high order resonances is still an open question. Leveraging on years of development on particle tracking tools, this paper presents full-fledged 6-dimensional bunch-by-bunch beam loss simulations in the LHC. The computed loss rates are shown to be in agreement with experimental observations from LHC Run 3.

Region represented North America
Paper preparation format LaTeX

Primary author

Philippe Belanger (University of British Columbia & TRIUMF)

Co-authors

Rick Baartman (TRIUMF) Dobrin Kaltchev (TRIUMF) Giovanni Iadarola (European Organization for Nuclear Research) Guido Sterbini (European Organization for Nuclear Research)

Presentation materials

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