LHC Lumi Days 2019

from Tuesday 4 June 2019 (09:00) to Wednesday 5 June 2019 (19:00)
CERN (874/1-011)

        : Sessions
    /     : Talks
        : Breaks
4 Jun 2019
5 Jun 2019
AM
09:00
Session 1a - Anne Dabrowski (CERN) (until 10:30)
09:00 Welcome - workshop program and goals - Ilias Efthymiopoulos (CERN)  
09:15 LHC Luminosity optimisation and operation schemes - Michi Hostettler (CERN)  
09:50 Overview of ATLAS luminosity determination methodology in Run 2 - Richard Hawkings (CERN)  
10:30 --- coffe break ---
11:00
Session 1b - Richard Hawkings (CERN) (until 12:50)
11:00 Overview of CMS luminosity-determination methodology in Run 2 - Dr Moritz Guthoff (Deutsches Elektronen-Synchrotron (DE))  
11:40 Overview of ALICE luminosity-determination methodology in Run 2 - Martino Gagliardi (Universita e INFN Torino (IT))  
12:10 Overview of LHCb luminosity-determination methodology in Run 2 - Vladislav Balagura (Centre National de la Recherche Scientifique (FR))  
09:00
Session 3a - Yannis Papaphilippou (CERN) (until 10:15)
09:00 Beam optics for vdM fills - Hector Garcia Morales (University of Oxford) Rogelio Tomas Garcia (CERN)  
09:25 Simulation of beam-beam effects in vdM scans: impact on precision - Vladislav Balagura (Centre National de la Recherche Scientifique (FR))  
Published paper
09:55 Beam-beam simulations with COMBI & TRAIN in vdM fills - Dr Tatiana Pieloni (EPF Lausanne)  
10:15 --- coffee break ---
10:45
Session 3b - Vladislav Balagura (Centre National de la Recherche Scientifique (FR)) (until 12:05)
10:45 Long-term monitoring of delivered luminosity & calibration stability in CMS - Olena Karacheban (CERN)  
11:15 Long-term monitoring of delivered luminosity & calibration stability in ATLAS - Valerie Lang (Deutsches Elektronen-Synchrotron (DE))  
11:45 Long-term monitoring of delivered luminosity & calibration stability in LHCb - Rosen Matev (CERN)  
PM
12:50 --- lunch break ---
14:00
Session 2a - Georges Trad (CERN) (until 15:45)
14:00 LHC beam current measurement: performance and issues in Run 2, prospects for Run 3 - Marcus Palm (University of London (GB))  
14:20 LHCb ghost-charge measurement & FBCT corrections - Rosen Matev (CERN) George Coombs (University of Glasgow (GB))  
14:40 LHC beam orbit & position measurement - Marek Gasior (CERN)  
15:00 LHC beam orbit and collision position determination & control – performance and issues, prospects for Run 3 - Dr Jorg Wenninger (CERN)  
15:20 Impact of orbit drifts & magnetic-hysteresis effects on vdM & length-scale calibrations - Witold Kozanecki (University of Manchester (GB))  
15:45 --- tea break ---
16:05
Session 2b - Witold Kozanecki (University of Manchester (GB)) (until 17:40)
16:05 Beam preparation for vdM scans in the injectors - Hannes Bartosik (CERN)  
16:25 Non factorization in ATLAS & ALICE vdM scans: experience in Run 2, impact on luminosity calibration - Mateusz Dyndal (CERN)  
16:55 Non factorization in CMS vdM scans: experience in Run-2, impact on luminosity calibration - Joscha Knolle (Deutsches Elektronen-Synchrotron (DE))  
17:20 Non factorization in LHCb vdM scans: experience in Run-2, impact on luminosity calibration - Vladislav Balagura (Centre National de la Recherche Scientifique (FR))  
12:05 --- lunch break ---
13:25
Session 4a - Jorg Wenninger (CERN) (until 15:15)
13:25 Measurement of the beam emittances - Enrico Bravin (CERN)  
13:50 Understanding of the beam emittance evolution during SB - Olena Karacheban (CERN)  
14:10 Longitudinal emittance in Run 2 and prospects for Run 3 - Helga Timko (CERN) Dominika Agnieszka Dlugosz (Lodz Technical University (PL))  
14:35 Emittance evolution and Luminosity during the LHC cycle: from injection to stable beams - Ilias Efthymiopoulos (CERN)  
14:55 Modeling the LHC Luminosity - Stefania Papadopoulou (CERN)  
15:15 --- tea break ---
15:35
Session 4b - Ilias Efthymiopoulos (CERN) (until 16:55)
15:35 Combination of luminosity uncertainties for the full Run-2 dataset: the ATLAS example - Richard Hawkings (CERN)  
15:55 Summary – what we discussed and learned (Experiments) - David Stickland (Princeton University (US))  
16:20 Summary – what we discussed and learned (accelerator) - Guido Sterbini (CERN)  
16:45 Closure