Re: UPV region - photon detection (fwd)

[Elke-Caroline Aschenauer <elke@jlab.org>]

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---------- Forwarded message ----------
Date: Tue, 16 Oct 2007 12:44:29 -0400
From: Matthew Shepherd <mashephe@indiana.edu>
To: George Lolos <George.Lolos@uregina.ca>
Cc: Elton Smith <elton@jlab.org>, Alex Dzierba <dzierba@indiana.edu>,
     Paul Eugenio <eugenio@fsu.edu>, Zisis Papandreou <zisis@uregina.ca>,
     Elke Aschenauer <elke@jlab.org>, Curtis Meyer <cmeyer@ernest.phys.cmu.edu>,
     Richard Jones ge <richard.t.jones@uconn.edu>
Subject: Re: UPV region - photon detection


On Oct 16, 2007, at 12:10 PM, George Lolos wrote:

> Technically speaking, the easiest way to build such a wedge is to
> build a block as for the BCAL and then machine it at an angle on
> the upstream and as a flat on the downstream where the read-out
> will be.  Or am I missing some issues here?  As for the photons
> converting in the FDC and wanting to capture the e+,e-, wouldn't
> they curve so much in the field that the wedge will miss many?

I get the feeling we might have slightly different but similar
geometries in mind.  Let's bring this up next week at the meeting
where we can scribble on a white board.  It will be a lot easier than
trying to explain via email.

-Matt