[Clas_cascades] Fwd: Lambda1520 meeting note

[Igor Strakovsky]

Dear Zhiwen,

Do you have a problem to show me what I am asking and asking over months?

Thanks, Igor

On Fri, 29 Oct 2010 10:22:36 -0400, Zhiwen Zhao <zwzhao at jlab.org> wrote:

> Hi, Igor
> 
> I have shown the InvM of pi+pi- here
> http://clasweb.jlab.org/rungroups/eg3/wiki/index.php/PrtK0Km_theta1540#M.28k0.29
> 
> Could you please explain to me what exactly do you mean by recoil Ks?
> Thanks
> 
> Zhiwen
> 
> On 10/29/2010 08:08 AM, Igor Strakovsky wrote:
>> Dear Zhiwen,
>>
>> I am confused - did I ask difficult questions? Both you and Ralf promised
>> to show, in particular, a recoil Ks spectrum from your data.
>>
>> Thanks, Igor
>>
>>
>> On Thu, 28 Oct 2010 12:42:59 -0400, Zhiwen Zhao <zwzhao at jlab.org> wrote:
>>
>>>
>>>
>>> -------- Original Message --------
>>> Subject: Lambda1520 meeting note
>>> Date: Tue, 26 Oct 2010 12:34:02 -0400
>>> From: Zhiwen Zhao <zwzhao at jlab.org>
>>> To: Zhiwen Zhao <zwzhao at jlab.org>
>>> CC: Raffaella De Vita <Raffaella.Devita at ge.infn.it>, vpk at jlab.org,
>>> Ralf W Gothe <gothe at physics.sc.edu>, b.mckinnon at physics.gla.ac.uk,
>>> alexeyk at jlab.org
>>>
>>> Hi, folks
>>>
>>> Thanks all for a great meeting.
>>>
>>> Here is a brief summary and todo list
>>> 1. Overall, g11 result is in good agreement with eg3 proton result for
>>> differential and total cross section.
>>> 2. cut or not cut away Phi have very small effect for both eg3 and g11,
>>> while g11 only has pK+(K-) topology with access to Phi kinematicaly.
>>> 3. for eg3, check totla cross section by only sum up differential cross
>>> section instead of extrapolating and fitting
>>> 4. for eg3, check fitting models (relativistic breit-wigner etc),
>>> particular at higher t.
>>> 5. for eg3, check simulation condition and study acceptance, particular
>>> at small t
>>> 6. for g11 and eg3, check low energy total cross section.
>>> 7. for g11 and eg3, check decay angle distribution at different
>>> t-channel K angle.
>>> 8. communicate with ODU about their opinion on Phi. ( I will write to
>>> Gagik)
>>> 9. see what's update from g10
>>> 10. communication with theorist about the calculation. ( Raffaella,
>>> would you like to send the cross section result to Nam now or later? )
>>> 11. finishing up analysis note and start the review and publication in
>>> same pace.
>>>
>>> Please let me know what I missed.
>>>
>>> PS, in Nam's latest paper (Phys. Rev. C, 81(5):055206, May 2010), the
>>> decay angle distribution has some mistakes on axis labels, the
>>> attachment is the corrected version from him.
>>>
>>> Let's find a time and talk again during CLAS meeting in two weeks
>>>
>>> Thanks
>>>
>>> Zhiwen