Hi:
I would like to second these modifications. We need to have forward
tracking implemented and the cryostat also. Having the correct
segementation for the S EM calorimeter is also important.
Uriel
Uriel Nauenberg
Prof. of Physics
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 Fri, 21 May 1999, Jim Brau wrote:
> Dear Colleagues,
>
> I have tried to compile a complete list of the "fixes"
> that we have been identifying for August. That list follows.
> Bruce has helped me with this list.
> These are mostly "corrections" to the S1 and L1 configurations.
> I realize that in August we may want to actually change the
> configurations, such as increasing the tracking volume for Model S,
> or going to a completely different layout in some way.
> That would be outside the "spirit" of this list.
> Please comment on the list, suggest missing items, etc.
>
> Jim
>
>
>
> _______________________
> James E. Brau
> Physics Department
> University of Oregon
> Eugene, OR 97403-1274
> (541) 346-4766
>
>
>
> 1. reduce the segmentation of Model S EM to 1 cm x 1 cm
> 2. reduce the beampipe thickness to 0.5 mm
> 3. change the CCD layout to Chris' new layout:
>
> http://hep.ph.liv.ac.uk/~green/lcfi/techdraw/VXD_col.ps
>
> 4. use the same CCD layout for both model S and model L
> 5. add the VXD cryostat to both detectors
> 6. add forward tracking to Model L
> 7. add 1 cm to Rinner for Model S forward tracking (mask clearance)
>
> Bruce proposes:
>
> z r_inner (110 mrad + 1 cm)
>
> 31.2 4.4
>
> 61.2 7.8
>
> 91.2 11.1
>
> 121.2 14.4
>
> 149.2 17.5
>
> 8. increase the inner radius of the TPC.
> 9. far-forward instrumentation suggested by Steve Magill for QCD tagging
> and SUSY background rejection. More specifics required.
>
>
>
>
>
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