XCC - weekly meeting

Friday 26 Jun 2026, 11:00 → 12:35 America/Los_Angeles

Join Zoom Meeting

11:00 → 11:15 Single Higgs at 125 GeV CoM

• sigmaXBR measurements
• EFT coupling fits
• Resonance scan mass and width

11:15 → 11:30 Double Higgs at 280 GeV CoM

• Full analysis in all major channels
• ey --> eH for absolute coupling determination

11:30 → 11:40 Polarization at 125 GeV CoM

• CP single Higgs studies
• BSM Higgs (yy > A, H)

11:40 → 11:50 Full detector simulation

• Beam-beam, beam-laser, and machine background occupancy studies
• Track reconstruction in the presence of beam backgrounds, impact on inner vertex radius
• Soft x-ray forward background
  • Algorithms for background suppression
• Pileup
  • Characterization
  • Algorithms for pileup suppression

11:50 → 12:00 Demonstrator projects

• Low energy photon-photon collider
• 100 mJ/pulse soft X-ray FEL

12:00 → 12:10 Conceptual design of a high-power XFEL interaction region and X-ray focusing system for 125 GeV CoM

• x-ray optics
• electron beam final focus
• electron and XFEL beamline layouts
• beam dumps
• machine detector interface issues

12:10 → 12:20 10 TeV

• Beam-laser and laser optimization studies
• Luminosity, optical vs XFEL
• Physics case
• Backgrounds