Halo diffusion measurements at the CERN Large Hadron Collider (LHC) were conducted
with beams for physics at 6.5 TeV by means of collimator scans, carried out between 2016 …

Amplitude detuning measurements in the LHC have shown that a significant amount of
detuning is generated via feed-down from high-order field errors in the magnets of the …

In 2017, optics commissioning strategy for low-β* operation of the CERN Large Hadron
Collider (LHC) underwent a major revision. This was prompted by a need to extend the …

In 2017, optics commissioning strategy for low-β∗ operation of the CERN Large Hadron
Collider (LHC) underwent a major revision. This was prompted by a need to extend the …

A new scenario for the first operational run of the High Luminoisty LHC (HL–LHC) era (Run
4) has recently been developed to accommodate a period of performance ramp-up to …

As the beams at the interaction points (IPs) of circular colliders are pushed toward smaller
sizes, the correction of the magnetic field errors in high-β regions become increasingly …

Optics Measurement and Correction Strategies for HL-LHC Page 1 CERN-ACC-2022-0004
22/01/2024 CERN-ACC-2022-0004 . rogelio.tomas@cern.ch Optics Measurement and …

Nonlinear magnetic errors in low-β insertions can have a significant impact on the beam-
dynamics of a collider, such as the CERN Large Hadron Collider (LHC) and its luminosity …

Diagnostics of nonlinear beam dynamics has become more important for the LHC as it
advances into increasingly challenging regimes of operation, as well as for the High …

Particle accelerators and colliders are established as one of the major driving forces in
fundamental particle physics research. Particle colliders have over the past decades led to …