[Sane-analysis] notes about today's meeting

Hoyoung Kang hykang at jlab.org
Thu Jul 28 07:00:32 EDT 2016


 Dear all,

 The followings are the sigma_LT and the sigma_TT plots:

 https://hallcweb.jlab.org/experiments/sane/hykang/HMS_asym/20160721/SANE1_sigLT.png
 https://hallcweb.jlab.org/experiments/sane/hykang/HMS_asym/20160721/SANE1_sigTT.png

 Our convention is the same as RSS. MAID sigTT' is our sigma_TT and MAID
sigLT' is our sigma_LT. And, our A1 = -sigTT'/sigT and A2 = -sigLT'/sigT
in MAID language.

 Regards,
 Hoyoung


> We looked at Hoyoung's plots for his paper. You can see them at
> https://hallcweb.jlab.org/experiments/sane/hykang/HMS_asym/20160721
> The suggestion was to add the HMS SANE2 data ( the data that extends the
> RSS
> data to lower X) to the A2 and g2 plots. We probably do not have room for
> g1 plot
> in the paper.
> The idea for the paper would be to discuss the interesting Q2 dependent
> behavior of A2 in the region W = 1.3-1.4 . Also to show the g2 for the Q2=
> 1.8
> and state that this data will be included in the SANE paper for d2 and
> calculate
> d2 with the additional X coverage at Q2 around 1 with improved d2 for the
> original RSS data. To promote
> interest in the A2 at Q2= 1.8, Hoyoung was going to make sigma_lt and
> sigma_tt
> plots that we could send to Cole Smith to get an idea of what the
> important
> pion production channels and/or multipoles in this W region could explain
> the
> Q2 dependence. It would make thee paper stronger to have some theoretical
> comparison
> in addition to MAID. So ideas are welcome.
>
>
> We will meet again on Aug 4th
>
> Cheers,
>         mark
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