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rMPP meeting on MD Blocks 1, 2 and 4 approval.

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874/R-018 - MEETING ROOM PRIORITY BE OP (CERN)

874/R-018 - MEETING ROOM PRIORITY BE OP

CERN

20
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Description

The rMPP meeting on  MD Blocks 1, 2 and 4 approval will take place in room 874/R-018 and on Zoom.

External references
MPP Zoom Room
Zoom Meeting ID
61962589087
Host
Daniel Wollmann
Alternative hosts
Christoph Wiesner, Christophe Lannoy, Jan Uythoven
Useful links
Join via phone
Zoom URL
    • 09:30 → 09:35
      Introduction 5m
      Speakers: Christoph Wiesner (CERN), Jan Uythoven (CERN)
    • 09:35 → 10:05
      rMPP comments on MDs 30m

      Comments on MD:
      - MD17983: LHC BWS fully consolidated prototype performance assessment
      - MD18283: Collimation hierarchy margins versus 3Qy resonance
      - MD18250: Halo Scraping at Flat Top with 1.8e11 bunch intensity
      - MD16225: Collimation hierarchy with trains against pilots
      - MD18249: Heat load vs intensity at flat top
      - MD18243: Negative octupole thresholds vs chromaticity
      - MD18252: Reconstruction of mechanically triggered UFOs at 6.8 TeV
      - MD18183: TWOCRYST protons-on-target

      Speakers: Cedric Hernalsteens (CERN), Christoph Wiesner (CERN), Christophe Lannoy (CERN), Daniel Wollmann (CERN), Jan Uythoven (CERN), Matteo Solfaroli Camillocci (CERN)
      2026-04-02_rMPP_comments_MD1_2_4_2026_V2.pdf
      2026-04-02_rMPP_comments_MD1_2_4_2026_V2.pptx
    • 10:05 → 10:15
      MD18332: Characterization of the Longitudinal Proton Beam Distribution 10m
      • Specify desired orbit bumps in IR7 and IR3 (bump shape, amplitude, correctors to be used, step size)
      Speakers: Belen Maria Salvachua Ferrando (CERN), Sara Morales Vigo (CERN)
    • 10:15 → 10:25
      MD18184: High-intensity beam halo measurement with HL-LHC bunches 10m
      • Confirm number of bunches, specify beam type
      • Compatibility with HI test configuration
      Speakers: Dora Erzsebet Veres, Pascal Hermes (CERN)
      rMPP_02042026_scraping.pdf
    • 10:25 → 10:35
      MD17383: IR7 optics, experimental background 10m

      Check readiness of cycle with new IR7 optics

      Speaker: Bjorn Hans Filip Lindstrom (CERN and Royal Holloway University of London)
      20260402_rMPP.pdf
    • 10:35 → 10:45
      MD18333: Collimator tune shift measurement bias 10m

      Clarify strategy to open and cycle collimators, hierarchy

      Speakers: Chiara Antuono (CERN), Nicolas Mounet (CERN), Xavier Buffat (CERN)
      LSWG_rMPP_coll_impedance_02042026.pdf
      LSWG_rMPP_coll_impedance_02042026.pptx
    • 10:45 → 10:55
      MD18323: Optics measurement along a train 10m
      • Clarify ADT setting and expected effect on the beam.
      • Clarify required rollback of ADT settings
      Speakers: Ewen Hamish Maclean (CERN), Lotta Mether (CERN), Rogelio Tomas Garcia (CERN), Ujani Kar
      2026-04-02_RMPP-MD1.pdf
      2026-04-02_RMPP-MD1.pptx
    • 10:55 → 11:20
      MD18224: High-intensity tests Part 1 25m

      Highlight planning, planned beam intensities, intensity ramp-up and required checks

      Speakers: Christoph Wiesner (CERN), Sofia Kostoglou (CERN)
      2026-04-02_Wiesner_rMPP_HI-test_ramp-up_Vers1_0.pdf
      2026-04-02_Wiesner_rMPP_HI-test_ramp-up_Vers1_0.pptx
      rMPP_2dHItest.pdf
      rMPP_2dHItest.pptx