Minutes/Date

Topics presented

• Luminosity, beam loss, and emittance growth revisited again (M. Lamont)
• Status of optics for 2015 (R. De Maria)
• Status of 2015 optics in LSA (J. Wenninger)

• Building a Luminosity model for the LHC and HL-LHC (F. Antoniou)
• Secondary beam losses in Pb-Pb operation in 2011 and perspective for 2015 (M. Schaumann)
• Considerations on ALICE BCM dump thresholds for RUN 2 (A. Di Mauro)

• Emittance Measurement Preparation during LHC Commissioning (M. Kuhn)
• Status of optics and cycles in LSA (J. Wenninger)

• Planning of the sector test (R. Alemany)
• Status of dry runs & machine checkout (R. Alemany and J. Wenninger)

• Brief summary of the sector test (V. Kain)
• IP1, IP2, IP5 and IP8 crossing angle recommendations (T. Pieloni)
• Beam-based Modelling (P. Skowronski)

• Machine Check-out status and plan (J. Wenninger)
• Update on faster ramp-down (M. Solfaroli Camillocci)
• Status of Beam Instrumentation (E. Bravin)
• Status of collimator commissioning (B. Salvachua Ferrando)

• Beam dumps at 6.5 TeV (J. Wenninger)
• LHC configuration (J. Wenninger)
• Commissioning status of RF (P. Baudrenghien)
• First optics results (T. Persson)

• Status of emittance measurements (E. Bravin)
• Status of wire-scanner and k-modulation (M. Kuhn)

• Beam transfer function measurements (T. Pieloni)
• Proposal for margin allocations for 2015 startup at 80cm (S. Redaelli)

• Status of Collimation at 450 GeV (G. Valentino)
• Investigation of Unidentified Lying Object in C15R8 (D. Mirarchi)

• Monitoring with BSRT (G. Trad)
• MPS considerations and intensity ramp up (D. Wollmann)
• Monitoring of heat load (J. Wenninger)
• Scrubbing run planning (G. Iadarola)

• Injection considerations - MKI TDI (C. Bracco)
• Vacuum considerations (G. Bregliozzi, C. Yin Vallgren)
• Cryo considerations (L. Tavian)
• Stable phase shift measurement (E. Shaposhnikova)

• Chromaticity and b3: decay, snapback & flat top (M. Solfaroli Camillocci)
• Chromaticity Reprocessing: Fill 3806 (L. Carver)
• Overview of aperture measurements (P. Hermes)

• Doublet beams in the LHC: BPM system (T. Lefevre)
• Doublet beams in the LHC: RF (H. Tinko)
• Doublet beam injection (W. Bartmann)

• ADT damping times (W. Hofle)
• Summary of the 50 ns scrubbing run (G. Iadarola)

• Tune decay and snapback (M. Schaumann)
• Fixed Displays for the follow-up of the beam-induced RF heating (B. Salvant)

• LHC emittance measurements and preservation (M. Kuhn)
• Observations from OP extended luminosity scans (M. Hostettler)
• A first look at the 2015 fault statistics (A. Apollonio)

• Overview on LHC Scrubbing Run 2 (H. Bartosik)
• Chromaticity correction without RCS.A78B2 (M. Solfaroli)

• Summary of instability observations at injection (K. Li)
• Summary of instability observations at flat top and beginning of squeeze, i.e. without beam-beam (L.R. Carver)
• Summary of instability observations at end of squeeze and after, i.e. with beam-beam (T. Pieloni )

• Cryo availability for operation and scubbing (G. Ferlin)
• Proposal for an ion squeeze (M. Schaumann)
• Status and prospects for the RF phase measurements (J. Esteban Muller)

• First experience with the Q1 DOROS BPMs (A. Gorzawski)
• Observation of ground motion in the LHC at the triplet (M. Fitterer)
• Status of the instability trigger (T. Levens)

• Update on beam size measurements from OP scans (M. Hostettler)
• Observations of instabilities during OP scans (T. Pieloni)
• Margins to increase ADT gain at injection (W. Hofle)
• Exploration of Q' and octupole settings at injection (L. Carver)

• On possible sources of luminosity differences between ATLAS and CMS (R. Tomas)
• Crossing angles from K-modulation (J. Wenninger)
• Longitudinal instability due to bunch shortening in long fills (J. Esteban Muller)

• Update on crossing angles in IR1 and IR5 (J. Wenninger)
• Configuration for the 2.51 TeV pp reference run
• Effect of the e-cloud on the tune footprint at 450 GeV (A. Romano)
• Beam induced RF heating in LHC in 2015 (B. Salvant)

• Updated results on triplet k-modulation (M. Kuhn)
• Beta* correction strategies (T. Persson)
• First observations with ADT obsbox (L. Carver)

• LBS summary (R.Alemany)
• ADT parameter extraction: an alternative approach (G.Kotzian)