Re: v3_4_14 ep-elastic

From: Eugene J. Geis (Eugene.Geis@asu.edu)
Date: Fri Dec 30 2005 - 18:54:19 EST


Yea... momentum hasn't done much changing. I'm tweaking a few things... I made a mistake with the
way a right sector electron has it's momentum read into the code. That doesn't affect any of the
calculations I've shown though... I'll have them out by tomorrow night.

-e

Quoting Nikolas Meitanis <nikolas@MIT.EDU>:

> Thanks! I think that answers my question why the Q2 spectra look so
> consistent...
>
> How do the momenta look? Are the kinematic corrections going to be as
> large
> as they used to?
>
> n
>
>
> Eugene J. Geis wrote:
>
> >Oh yeah... BEFORE corrections. I never corrected theta even in my
> kinematic corrections.
> >
> >-e
> >
> >Quoting Nikolas Meitanis <nikolas@MIT.EDU>:
> >
> >
> >
> >>Hey Eugene, sorry for the confusion but is this before or after
> >>"kinematic corrections"?
> >>Thos Q2 are only a few MeV off...And is the data both left and right
>
> >>electron together?
> >>Is there any sector dependence of the agreement?
> >>
> >>thanks
> >>
> >>n
> >>
> >>Eugene J. Geis wrote:
> >>
> >>
> >>
> >>>Mike,
> >>>No idea. I did the exact same thing. The error had to be in the
> >>>
> >>>
> >>software.
> >>
> >>
> >>>-e
> >>>
> >>>Quoting Michael Kohl <kohlm@mit.edu>:
> >>>
> >>>
> >>>
> >>>
> >>>
> >>>>Hi Eugene,
> >>>>
> >>>>that is very good news. Any idea what went wrong when you did this
> >>>>
> >>>>
> >>check
> >>
> >>
> >>>>last time with v3_4_13 back in October (I've erased it anyway)?
> >>>>
> >>>>Best regards,
> >>>>
> >>>> Michael
> >>>>
> >>>>On Fri, 30 Dec 2005, Eugene J. Geis wrote:
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>>I think we have our good theta agreement back. This is the
> results
> >>>>>
> >>>>>
> >>of
> >>
> >>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>120 kC of Hydrogen data... at
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>>least 700k ep-elastic events, no sector dependency. I think we
> >>>>>
> >>>>>
> >>even
> >>
> >>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>have better agreement at high Q2.
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>>Graphs should be self-explanatory.
> >>>>>
> >>>>>eugene
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>+-------------------------------------+--------------------------+
> >>>>| Office: | Home: |
> >>>>|-------------------------------------|--------------------------|
> >>>>| Dr. Michael Kohl | Michael Kohl |
> >>>>| Laboratory for Nuclear Science | 5 Ibbetson Street |
> >>>>| MIT-Bates Linear Accelerator Center | Somerville, MA 02143 |
> >>>>| Middleton, MA 01949 | U.S.A. |
> >>>>| U.S.A. | |
> >>>>| - - - - - - - - - - - - | - - - - - - - - -|
> >>>>| Email: kohlm@mit.edu | K.Michael.Kohl@gmx.de |
> >>>>| Work: +1-617-253-9207 | Home: +1-617-629-3147 |
> >>>>| Fax: +1-617-253-9599 | Mobile: +1-978-580-4190 |
> >>>>| http://blast.lns.mit.edu | |
> >>>>+-------------------------------------+--------------------------+
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>
> >>>--------------------------------------------------------------------------
> >>>Eugene Geis
> >>>PhD Student, Physics Department, ASU
> >>>Research Affiliate, MIT-Bates Laboratory of Nuclear Science
> >>>eugene.geis@asu.edu
> >>>--------------------------------------------------------------------------
> >>>http://quickreaction.blogspot.com
> >>>
> >>>
> >>>
> >>>
> >
> >
> >
> >--------------------------------------------------------------------------
> >Eugene Geis
> >PhD Student, Physics Department, ASU
> >Research Affiliate, MIT-Bates Laboratory of Nuclear Science
> >eugene.geis@asu.edu
> >--------------------------------------------------------------------------
> >http://quickreaction.blogspot.com
> >
> >
>

--------------------------------------------------------------------------
Eugene Geis
PhD Student, Physics Department, ASU
Research Affiliate, MIT-Bates Laboratory of Nuclear Science
eugene.geis@asu.edu
--------------------------------------------------------------------------
http://quickreaction.blogspot.com



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