Record low beating in the LHC

R Tomás, T Bach, R Calaga, A Langner… - Physical Review Special …, 2012 - APS
… The record low beta beating is held by CESR, the smallest of these colliders with a 768 m
circumference. The achieved peak beating … The CERN LHC is the first high energy collider with …

Record low β-beat of 10% in the LHC

G Vanbavinckhove, M Aiba, R Tomas, R Calaga… - 2011 - cds.cern.ch
… peak β- beat of 10% level was achieved. This level, well below the specified tolerances of the
LHC… correction were used to achieve this record low beta-beat. The sequence of the optics …

Fast failures in the LHC and the future high luminosity LHC

B Lindstrom, P Bélanger, L Bortot, R Denz… - … Review Accelerators and …, 2020 - APS
LHC proton beams for nominal beam parameters. This will be further increased to about 700
MJ in the future high luminosity LHC (HL-LHCβ Ã in IPs 1 and 5 from the 2018 LHC value of …

[HTML][HTML] Reaching record-low β* at the CERN Large Hadron Collider using a novel scheme of collimator settings and optics

…, S Redaelli, E Quaranta, B Salvachua - Nuclear Instruments and …, 2017 - Elsevier
… This article shows theoretical studies to make such a low- β * configuration possible, as well
… reach in β * , we focus here on the one which has given the largest gain in β * for the LHC in …

LHC optics commissioning: A journey towards 1% optics control

…, EH Maclean, L Malina, P Skowronski, B Salvant… - … Review Accelerators and …, 2017 - APS
… The 2012 optics commissioning of the LHC reached a new record low β-beating for hadron
colliders [1]. Since then, many improvements have been made to equipment, algorithms and …

Beta-beating and amplitude detuning from corrector misalignments in the LHC and HL-LHC

F Hulphers - 2019 - cds.cern.ch
… such as β-beating and changes to the amplitude detuning. The High Luminosity LHC (HL-LHC) …
out where the effects on β-beating are studied for both the LHC and the High Luminosity …

First beta-beating measurement in the LHC

M Aiba, A Morita, J Wenninger, M Giovannozzi… - 2009 - cds.cern.ch
LHC beta-beating and coupling measurements. Thanks to an excellent functioning of the
BPM system and the related software, injection oscillations were recorded … beta-beating (∆β/β) …

First -beating measurement and optics analysis for the CERN Large Hadron Collider

M Aiba, S Fartoukh, A Franchi, M Giovannozzi… - Physical Review Special …, 2009 - APS
… The LHC has a beta-beating tolerance lower than any other previous hadron collider. Table
I shows the LHC beta-beating tolerances from Ref. [1], as derived from its tight mechanical …

Energy calibration of the LHC beams at 4 TeV

J Wenninger - 2013 - cds.cern.ch
… method and special operation with high β∗ by the TOTEM … section, the uncertainty on the
LHC beam momentum can be … LHC experiments have expressed the wish to know the LHC

Commissioning and Operation at β*= 1000m in the LHC

H Burkhardt, T Persson, R Tomas… - IPAC 13-4th …, 2013 - hal.in2p3.fr
high luminosity operation of the LHC, the beam sizes at the interaction points are reduced
using low β∗ -optics, using a minimum of β… The experiments recorded several 100 000 elastic …