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TY - CONF AU - Salvachua, B. AU - Barranco García, J. AU - Buffat, X. AU - Crouch, M.P. AU - Gorzawski, A.A. AU - Pieloni, T. AU - Redaelli, S. AU - Tambasco, C. AU - Wenninger, J. ED - Schaa, Volker RW ED - Arduini, Gianluigi ED - Pranke, Juliana ED - Seidel, Mike ED - Lindroos, Mats TI - Observations of Beam Losses at the LHC During Reduction of Crossing Angle J2 - Proc. of IPAC2017, Copenhagen, Denmark, 14â19 May, 2017 C1 - Copenhagen, Denmark T2 - International Particle Accelerator Conference T3 - 8 LA - english AB - Several machine development studies have been performed in 2016 at the LHC in order to evaluate the effects of reducing the crossing angles in favor of defining the maximum achievable luminosity in the ATLAS and CMS experiments. At the end of the LHC proton-proton run at 6.5TeV the reduction of the crossing angle from 185urad to 140urad was operationally implemented. The observation of beam losses and lifetimes during this process are analysed and discussed. PB - JACoW CP - Geneva, Switzerland SP - 2105 EP - 2108 KW - experiment KW - beam-losses KW - proton KW - beam-beam-effects KW - luminosity DA - 2017/05 PY - 2017 SN - 978-3-95450-182-3 DO - 10.18429/JACoW-IPAC2017-TUPVA025 UR - http://jacow.org/ipac2017/papers/tupva025.pdf ER -