[Hall A Winter 2011] 4pm meeting summery, 29-march-2011
Or Hen
or.chen at mail.huji.ac.il
Tue Mar 29 20:57:02 EDT 2011
Hi All,
Following Shalev's request, here is a summery of the desision we had today.
Tomorrow at 8am we will strat the (e,e'p) missing momentun scan in the
750MeV/c.
The rational for doing it on this shift and not on the owl shift is that we
have tech support here in this time.
A main working assumption is that a nominal momentum change in the R-HRS (up
or down) takes about 2 houres.
We will try to work at 40uA and take about 200-300 events in that point.
A time estimation for this is: 2 hours for momentum change and 1-2 hourse
for the data.
The plan then is to move to about 850MeV/c.
There we will aim for 1000 events.
On the 4pm meeting we will consider the rates and decide if we wish to stay
of go back to SRC production in 625MeV/c.
Around the same time we will decide when to move from 625MeV to 725MeV/c
based on out tripple coincedence count and the (e,e'p) rate.
--
Thanks'
Or.
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