Name: 5D Calorimetry
Start: 2024-09-26T10:00:00-07:00
End: 2024-09-26T11:00:00-07:00
Location: No location set

- 10:00 → 10:30
  5D Calorimetry in ATLAS
  - 10:00
    Vertex t0 reconstruction using LAr 10m
    
    t0 resolution studies in events with pileup
    
    how to best combine LAr with HGTD vertex t0 for overall t0 determination in ATLAS
    
    Particle flow applications of precision timing:
    o neutrons
    o track-cell matching
    
    Applications:
    o Impact of improved t0 for pileup forward jet suppression in VBF H>invisible (Run 4)
    o LLP search for displaced photons/jets (Run 3)
    
    Data studies
    o Data/MC
    o cross-talk
    o pulse shape and OFC optimization for timing using ML
    
    Speakers: Doyeong Kim, Sanha Cheong (Stanford / SLAC)
  - 10:10
    Single pion studies 10m
    
    time evolution/structure of pion showers
    
    response vs time
    
    neutron component identification
    
    Speakers: Doyeong Kim, Zahra Farazpay (Loisiana Tech)
  - 10:20
    Space-time structure of hadronic showers 10m
    
    Response vs time
    
    overlapping showers
    
    time-aware GNN PFlow reconstruction
    
    Speaker: Zahra Farazpay (Loisiana Tech)
- 10:30 → 10:50
  Higgs Factory Dual Readout Calorimetry with Fast Timing
  - 10:30
    Precision timing 5m
    
    fiber hcal: cherenkov + timing 5D imaging
    
    Techniques and experimental challenges to determine longitudinal segmentation using cherenkov light and timing.
    
    single pion and jet response dependence as a function of longitudinal shower max
    
    Impact of dual SIPM readout in overall energy resolution
  - 10:35
    Particle flow (Dual Readout + Fast Timing) 5m
    
    Impact of precision timing in particle flow reconstruction
    
    Machine learning DRO+timing particle flow
    
    C/S + machine learning
    
    Combination of Crystal and Fiber calorimeters
  - 10:40
    Readout electronics 10m
    
    5-10 GHz Waveform digitizer
    
    10ps TDC
    
    C/S extraction and data reduction, compression
    
    Speakers: Lorenzo Rota (SLAC), Rainer Bartoldus (SLAC)
- 10:50 → 11:00
  
  LDRD calorimeter prototype proposal
  
  Brainstorm LDRD proposal to build an innovative fast-timing dual readout calorimeter demonstrator concept