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Uriel Nauenberg
Campus Box 390, Physics Dept.,
University of Colorado,
Boulder, CO 80309-390
[log in to unmask]
Phone # (303) 492-7715
FAX   # (303) 492-5119

On Mon, 25 Jan 1999, Richard Dubois wrote:

> Hi Dave,
> 
>  Don't rush in picking up the .ini files! I am not happy with the mask/LUM
> layout, so I expect to redo that today. At least now it's easy to do via the
> .ini file! Particles are passing through the mask to get to the LUM. Maybe the
> Colorado folks have an opinion on the design...

  How many radiation lengths of the mask does an electron from Bhabha's
(for example) go through before it reaches the lum? If it is more than,
say, about 1 radiation length (< 1cm) I think it is not a good situation.
                                                                 Uriel