Hi Michael,
Nominally, things sound OK. A better check than my intuition would
be some MC calculations with the proposed geometry to make sure the
path curvature doesn't cause tracks to be missed.
John
On Tue, 6 May 2003, Michael Kohl wrote:
> Hi,
>
> in order to build suitable support for the neutron wall and the LADS
> detectors, Jim Kelsey needs to know the exact angles that should be
> accepted when putting the neutron wall in the proposed way parallel to the
> beam axis.
>
> In the present configuration, the neutron wall accepts angles up to about
> 90.5 degrees, with LADS centered at 35 degrees, providing a small overlap
> with the neutron wall. If needed, there would be also space to put LADS at
> about 90 degrees between Tof and NC.
>
> As there was the desire to have some acceptance around 90 degrees for a
> support of high-q ep as well as for low-q (e,e'n), please let us fix this
> more precisely. Jim will try to keep some flexibility in the final
> positions, though this will be rather limited.
>
>
> Best regards,
>
> Michael
>
>
>
>
>
-- John R. Calarco Dept. of Physics Univ. of New Hampshire Durham, NH 03824 phone: (603)862-2088 FAX: (603)862-2998 email: calarco@unh.edu
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