From: Stan Seibert (volsung@physics.utexas.edu)
Date: Thu Apr 27 2006 - 16:41:38 CDT
On Apr 27, 2006, at 4:11 PM, Matthew Worcester wrote:
> Chris put the pmts in RAT, and I don't know exactly what formula he
> used. There's a simple calculation in ReactorFsim to distribute
> pmts evenly around a spherical detector. It is called SetPMT and
> it lives in ReactorDetector.cpp. The code is attached below. The
> baselines are: R2 is the approximate radius of the photocathodes,
> PMTcoverage is 0.25 and PMTdiameter is 20.16 cm. The photocathodes
> will be ~20 cm inside the steel vessel, and for a 350 cm outer
> radius this gives 1044 pmts per detector.
Chris copied a PMT location set from ReactorFsim, which I assume was
generated with this formula, although we have 1160 PMTs in RAT, if I
recall correctly.
--- Stan Seibert
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