Performance of the Barrel DIRC for bars with different imperfections.
- PandaRoot simulations
- pions and kaons @ 3.5 GeV/c
- time-imaging reconstruction with full-simulated pdfs
- 30k tracks for pdf generation (per each particle species); 5k for determining separation
- ~2 mrad tracking resolution
- 100 ps time resolution
- standard wavelength QE
- spatial QE = 1
Rectangularity shapes:
Time imaging reconstruction with pdfs from imperfect bar:
Time imaging reconstruction with pdfs from ideal bar:
Projection for time imaging reconstruction with pdfs from imperfect bar:
Geometrical reconstruction:
Example of shape (b) with alpha = 40 mrad:
Height variation: