[Clas_hadron] Morrison abstract

Igor Strakovsky igor at va.gwu.edu
Wed Jun 29 20:45:14 EDT 2011


Mike,

Try to see Bonn's slides at Nstar2011 and PWA2011

Igor

On Wed, 29 Jun 2011 20:28:51 -0400 (EDT), Michael Dugger <dugger at jlab.org> 
wrote:

> 
> Bill,
> 
> I am very interested. When are the Bonn and Mainz data going to be 
> published? This is important information.
> 
> Thanks for your time.
> 
> Sincerely,
> Michael
> 
> On Thu, 30 Jun 2011, Bill Briscoe wrote:
> 
>> Yes, at this very moment adding those words will make it true, but not for
>> long.
>>
>> On Thu, Jun 30, 2011 at 2:24 AM, Michael Dugger <dugger at jlab.org> wrote:
>>
>>>
>>> Bill,
>>>
>>> Perhaps Brian just needs to explicitly state "published data". I do not
>>> consider unpublished data that happens to have been shown at a conference as
>>> belonging to the world data base. A lot stuff gets shown at conferences that
>>> will, for very good reason, never be published.
>>>
>>> Just my 2 cents worth.
>>>
>>> Take care,
>>> Michael
>>>
>>> On Thu, 30 Jun 2011, Bill Briscoe wrote:
>>>
>>>  Be careful, Mainz and Bonn are running with polarized beam, target and
>>>> recoil for the last year. The data exist and are being analyzed as we
>>>> speak.
>>>> Currently, we are taking double polarization using polarized deuterium to
>>>> provide the polarized neutron. Double polarization parameters from both
>>>> places have been shown at conferences. I would word things a little
>>>> differently.
>>>>
>>>> Bill
>>>>
>>>> On Thu, Jun 30, 2011 at 12:18 AM, John Price <jprice at csudh.edu> wrote:
>>>>
>>>>  Hi Brian:
>>>>>
>>>>> Your statement that "...there are no previous measurements for double
>>>>> polarization observables" desperately needs to be preceded by a
>>>>> statement of exactly what process you're talking about.  CLAS has
>>>>> published several double polarization observables in multiple reactions
>>>>> over the years, as have (I suspect) several other facilities.  I would
>>>>> suggest rewording the second sentence as
>>>>>
>>>>> "In the eta photoproduction process on the proton, there are relatively
>>>>> few single polarization measurements, compared to unpolarized
>>>>> differential cross section measurements, and no double polarization
>>>>> measurements."  Some wordsmithing is still needed there.
>>>>>
>>>>> John
>>>>>
>>>>> --
>>>>> John W. Price
>>>>> Professor and Chair of Physics
>>>>> CSU Dominguez Hills
>>>>> 310-243-3403
>>>>>
>>>>> ______________________________**_________________
>>>>> Clas_hadron mailing list
>>>>> Clas_hadron at jlab.org
>>>>> https://mailman.jlab.org/**mailman/listinfo/clas_hadron<https://mailman.jlab.org/mailman/listinfo/clas_hadron>
>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> William J. Briscoe
>>>> Department of Physics
>>>> The George Washington University
>>>> Director, Center for Nuclear Studies
>>>> Director, Data Analysis Center
>>>> 202-994-6788 (Foggy Bottom Campus)
>>>> 703-726-8340 (Virginia Science and Technology Campus)
>>>>
>>>>
>>
>>
>> -- 
>> William J. Briscoe
>> Department of Physics
>> The George Washington University
>> Director, Center for Nuclear Studies
>> Director, Data Analysis Center
>> 202-994-6788 (Foggy Bottom Campus)
>> 703-726-8340 (Virginia Science and Technology Campus)
>>
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Igor Strakovsky, SAID CNS The George Washington University
Tel: 703-726-8344(NV),202-994-4742(FB),Skype: igors1945_2
Fax: 202-994-3001(FB),Emails: igor at va.gwu.edu, igor at jlab.org


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