Simulation, Analysis and Software

Europe/Berlin
Description

Meeting ID: 916 7025 7822
Password: 434044
Join from PC, Mac, Linux, iOS or Android: https://weizmann.zoom.us/j/91670257822?pwd=L01uZHJMTmtmNkdpUklOTnlMU1M5QT09

Sasha:
- elx area
    - add new top view to the confluence
    - study done with e+laser —> dump is further away so should also change to the g+laser
    - no showstopper after adding the shielding
    - will send the updated model to Kyle today.
- mirrors in the IP chamber:
    - Edep is not zero
    - ask Ishay if this is OK  —> convert to rad/Gy
    - will neen bam halo
    - check also g+laser
- back shielding of the calo:
    - impact on calo looks better - Shan needs to check (also Arka)

Arka:
- parametrize the response of the dump and shielding (this is not a realistic study yet since the dump is fully killed)
- what to do when there is nothing from the exit window? —> need to take it offline.
- how much faster is the FastSim? —> at least 10 times faster than FullSim per BX
- Sasha: the cut is not exactly where the beam dump is located (no y-cut) —> should be cylinder
- we need to re-generate the particles that go out of the dump with the correct shape and mixture

Maryna:
- updated dose figures
- the Edep vs N in the backscattering TDR
  —> spread in y-axis is not realistic due to the MP weight,
  —> also the spread in x-axis looks much smaller than for the CDR.
  —> Tom: the spread should be larger (Poisson)
  —> check the 1D N_gamma distributions per xi at the truth-level and also after G4

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