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Status of LHC MD Notes

Status of LHC MD Notes. Giulia Papotti, Frank Zimmermann LSWG, 5 February 2013. 2011 MD Notes - 1. Collision tunes at injection and ramp. Calaga, R et al, CERN-ATS-Note-2011-034 MD Pb ions collimator losses in IR7 DS and quench test at 3.5 Z TeV G. Bellodi et al, CERN-ATS-Note-2012-081 MD

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Status of LHC MD Notes

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  1. Status of LHC MD Notes Giulia Papotti, Frank Zimmermann LSWG, 5 February 2013

  2. 2011 MD Notes - 1 Collision tunes at injection and ramp. Calaga, R et al, CERN-ATS-Note-2011-034 MD Pb ions collimator losses in IR7 DS and quench test at 3.5 Z TeV G. Bellodi et al, CERN-ATS-Note-2012-081 MD p-Pb Feasibility Test and Modifications of LHC Sequence & Interlocking, R. Alemany et al, CERN-ATS-Note-2012-052 MD 25 ns studies in the LHC – MD held on 14/10/2011, G. Arduiniet al, CERN-ATS-Note-2012-042 MD ALICE spectrometer polarity reversal, R. Alemany-Fernandez et al, CERN-ATS-Note-2012-039 MD Emittance blow-up and loss maps in the LHC using the transverse damper as exciter, W. Hofleet al, CERN-ATS-Note-2012-034 MD- not in CDS Analysis of bunch by bunch oscillations with bunch trains at injection into LHC at 25 ns bunch spacing, H. Bartosik et al, CERN-ATS-Note-2012-027 MD RF Observations during 25 ns MD sessions in 2011, P. Baudrenghien et al, CERN-ATS-Note-2012-024 MD RF Observations during High Single Bunch Intensity MD, P. Baudrenghien et al, CERN-ATS-Note-2012-023 MD Tests of tight collimator settings in the LHC, R. Assmannet al, Observed Orbit Effects during Long Range Beam-Beam Studies, R. Alemany et al, CERN-ATS-Note-2012-021 MD -not in CDS MD on UFOs at MKIs and MKQs, T. Baer et al, CERN-ATS-Note-2012-018 MD IR2 aperture measurements at 3.5 TeV, C. Alabau Pons et al, CERN-ATS-Note-2012-017 MD Observation of the non colliding bunch parameters evolution in the LHC, G. Trad et al, CERN-ATS-Note-2012-011 MD Beam parameters observations during the second high pile-up collisions fill in 2011, G. Trad et al, CERN-ATS-Note-2012-010 MD Commissioning of the betatron squeeze to 1 m in IR1 and IR5, R. Assmannet al, CERN-ATS-Note-2012-005 MD The Achromatic Telescopic Squeezing (ATS) MD part III, S. Fartoukhet al, CERN-ATS-Note-2011-132 MD BI MD studies on August 25th 2011, D. Belohradet al, CERN-ATS-Note-2011-130 MD End-of-fill study on collimator tight settings, R. Assmannet al, CERN-ATS-Note-2011-125 MD Optics measurement and correction close to the half integer resonance, R. Calaga et al, CERN-ATS-Note-2011-124 MD Results of long range beam-beam studies and observations during operation in the LHC, R. Alemany et al, CERN-ATS-Note-2011-120 MD IR1 and IR5 aperture at 3.5 TeV, C. Alabau Pons et al, CERN-ATS-Note-2011-110 MD Beam parameters observations during a high pile-up collisions fill , G. Trad et al, CERN-ATS-Note-2011-105 MD Longitudinal Oscillations with Batch Injection in the LHC, T. Argyropoulos et al, CERN-ATS-Note-2011-031 MD

  3. 2011 MD Notes - 2 Dependence of single beam lifetime on bunch length, P. Baudrenghien et al, CERN-ATS-Note-2011-083 MD Tight collimator settings with beta* = 1.0 m, R. Assmann et al, CERN-ATS-Note-2011-079 MD. R2E-related MD: slow controlled losses for RadMon/BLM cross-checks , M. Calviani et al, CERN-ATS-Note-2011-070 MD BI MD Studies on June 29th 2011, D,Belohrad et al.CERN-ATS-Note-2011-069 MD Quench Margin at Injection, W. Bartmann et al, CERN-ATS-Note-2011-067 MD MKI UFOs at Injection, T. Baer et al, CERN-ATS-Note-2011-065 MD MD on Injection Quality – Longitudinal and Transverse Parameters , L. Drosdal et al, CERN-ATS-Note-2011-063 MD Improving LHC Collimator Setup Efficiency at 3.5 TeV, Assmann et al, CERN-ATS-Note-2011-062 MD IR3 combined cleaning test at 3.5 TeV, R. Assmann et al, CERN-ATS-Note-2011-061 MD The Achromatic Telescopic Squeezing (ATS) MD part II, S. Fartoukhet al, CERN-ATS-Note-2011-060 MD Head-on beam-beam collisions with high intensities and long range beam-beam studies in the LHC, M. Albert et al, CERN-ATS-Note-2011-058 MD Beam distribution measurements in the LHC, R. Assmannet al, CERN-ATS-Note-2011-057 MD Longitudinal single bunch stability in LHC with phase loop on, T. Argyropoulos et al, CERN-ATS-Note-2011-056 MD Non-linear beam dynamics tests in the LHC, M. Albert et al, CERN-ATS-Note-2011-052 MD Injection into LHC of bunches at 25 ns spacing, B. Goddard et al, CERN-ATS-Note-2011-050 MD LHC Transverse Profile Monitors studies (MD on May 6th, 2011), E. Bravin et al, CERN-ATS-Note-2011-049 MD Transverse coupled-bunch instability rise times in the LHC at injection and top energy, N. Mounet et al, CERN-ATS-Note-2011-035 MD Head-on beam-beam tune shifts with high brightness beams in the LHC, R. Alemany et al, CERN-ATS-Note-2011-029 MD Test of luminosity levelling with separated collisions , R. Alemany et al, CERN-ATS-Note-2011-028 MD 50 and 75 ns operation in the LHC: Vacuum and Cryogenics observations, G. Arduini et al, CERN-ATS-Note-2011-046 MD BPM Offset Determination by Sinusoidal Quadrupole K-modulation, T. Baer et al, CERN-ATS-Note-2011-043 MD The Achromatic Telescopic Squeezing (ATS) MD part I, S. Fartoukh et al, CERN-ATS-Note-2011-033 MD Summary of MD on nominal collimator settings, R. Assmann et al, CERN-ATS-Note-2011-036 MD Un-squeeze to 90 m, H. Burkhardt et al, CERN-ATS-Note-2011-032 MD Collimator losses in the DS of IR7 and quench test at 3.5 TeV, R. Assmann et al,CERN-ATS-Note-2011-042 MD Studies of longitudinal single bunch stability, T. Argyropoulos et al, CERN-ATS-Note-2011-041 MD TI8 shielding studies and angular alignment of TDI and TCDQ, W. Bartmann et al, CERN-ATS-Note-2011-040 MD 50 MD notes about 2011 studies

  4. missing from 2011 • from MD#1 in 2011: • investigation on CODs, N. Catalan, M. Dominguez, M. Solfaroli • from MD#4 in 2011: • BI MD in November 2011 • beam shape measurements from November 2011 • TDI impedance • anything else from 2011?

  5. 2012 MD Notes - 1 • The 10 cm beta* ATS MD, S. Fartoukhet al, CERN-ATS-Note-2013-004 MD • MD on squeeze with colliding beams, X. Buffat et al, CERN-ATS-Note-2013-002 MD • Probing the LHC impedance with single bunches, J. Esteban Müller et al, CERN-ATS-Note-2013-001 MD • RF Observations during High Pile-up MD, T. Mastoridis et al, CERN-ATS-Note-2012-099 MD • First proton-nucleus collisions in the LHC: the p-Pb pilot physics, R. Alemany et al, CERN-ATS-Note-2012-094 MD • Results on nominal collimator settings MD at 4 TeV, B. Salvachua et al, CERN-ATS-Note-2012-092 MD • Large Piwinski angle, J. Abelleira et al, CERN-ATS-Note-2012-091 MD • Injection MD, W. Bartmann et al, CERN-ATS-Note-2012-090 MD • Cavity Voltage Phase Modulation MD, T. Mastoridis et al, CERN-ATS-Note-2012-075 MD • Halo Scraping, Diffusion and Repopulation MD, G. Valentino et al, CERN-ATS-Note-2012-074 MD • Single-beam measurements of LHC instability threshold in terms of octupole current, N. Mounet et al, CERN-ATS-Note-2012-073 MD- not in CDS • Chromaticity dependence on octupole strength, W. Herr et al, CERN-ATS-Note-2012-072 MD- not in CDS • Results of β* luminosity leveling MD, X. Buffat et al, CERN-ATS-Note-2012-071 MD • Results of long-range beam-beam studies - scaling with beam separation and intensity, R. Assmannet al, CERN-ATS-Note-2012-070 MD • BI MD studies on April 22nd 2012 (LHC MD-1), T. Baer et al, CERN-ATS-Note-2012-061 MD • Studies of the LHC impedance at injection energy, T. Argyropouloset al, CERN-ATS-Note-2012-060 MD • Batch By Batch Longitudinal Emittance Blowup MD, T. Mastoridis et al, CERN-ATS-Note-2012-050 MD • Beam-Based Collimator Alignment MD, R. Assmannet al, CERN-ATS-Note-2012-046 MD 18 MD notes so far about 2012 studies

  6. missing from 2012 • many e.g. • BI MDs after April • collimation hierarchy limits and impedance • 25-ns MD • two-beam impedance (cogging) MD • Instability with one beam • beta* leveling from 11 m • beta*=40 cm with nominal optics • longitudinal impedance at flat top • injection matching, beam tails, • TCDQ impedance? • high beta* • emittance preservation (2x) • optics during ramp & IR nponlinearities • IR8 aperture limit at injection • losses with ADT & MKQ • p-Pb test? • MQY transfer function • longit. stability for batch or RF • voltage modulation) • beam-beam with noise • collimation impedance • transverse impedance localization • at injection • bunch flattening with • RF phase modulation • longitudinal dynamics studies • MKI UFO studies • transverse damper • aperture measurement w ADT • & aperture in IRs 1 & 5

  7. examples of other “MD notes” (!?)

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