[Clas12_verystrange] VSP at svn - suggested modifs

Eugene Pasyuk pasyuk at jlab.org
Mon Mar 19 11:13:45 EDT 2012


One more correction. There is no such thing as CLAS6. There is CLAS and 
there is CALS12.

-Eugene


On 3/19/12 11:08 , ziegler at jlab.org wrote:
> Hi all,
>
> here is my 2 cents in for the abstract.  I tweek it just a bit.  What do
> you think:
>
> ==================================================================
>
> Almost half a century after the prediction and discovery of the
> $\Omega^-$-baryon, many of the properties of hyperon resonances, in
> particular cascade states remain unknown.
> The feasibility of observing these resonances in a photoproduction
> environment has been predicted by various theoretical models [ref].  The
> CLAS6 experiment has already validated this statement and the CLAS12
> experiment offers a unique opportunity to study the production mechanism
> of these S=-2, -3$ baryons with much higher precision and statistics than
> CLAS6.
> The production mechanism of these states is of particular interest from
> several view points: the variation in strangeness number from initial to
> final state is large, there is no current precision measurement on their
> differential cross section nor on their polarization of the cascades.  The
> spin-parity of the very few relatively well-established cascade states,
> such as $\Xi(1690)$ and $\Xi(1820)$, may be confirmed from a
> Double-Moments-Analysis, using joined decay angular distributions.
> The improved CLAS12 detector acceptance for few-particle final states,
> which is necessary for the detection of these baryons, makes it possible
> to access their  production
> mechanisms.
> The proposed experiment, would be run in parallel with
> the approved meson spectroscopy experiment at CLAS12 using the Forward
> Tagger currently under construction.  It is expected to yield the
> statistics  necessary to perform cross section measurement for the
> $\Omega^-$-baryon.
> The proposed photoproduction experiment is expected to yield high
> statistics for Cascade baryons, corresponding to the world largest sample
> for the $\Xi$ ground state and allowing the possibility of discoveries of
> new excited
> $\Xi$-states, with the possibility of determining their quantum numbers.
>
> ==================================================================
>
> V-.
>
>> should be "docs":
>> svn co https://clas12svn.jlab.org/repos/docs/verystrange/proposal
>>
>>
>> On Wed, Mar 14, 2012 at 9:08 PM, Igor Strakovsky<igor at va.gwu.edu>  wrote:
>>
>>> clas12svn.jlab.org/repos/dosc/verystrange/proposal
>>>
>>> On Wed, 14 Mar 2012 17:24:48 -0700, John Price<jprice at csudh.edu>  wrote:
>>>
>>>> For those of us excluded from the meetings, what is the link for it?
>>>>
>>>> John
>>>>
>>>> On Wed, 2012-03-14 at 17:08 -0700, Igor Strakovsky wrote:
>>>>> Dear All,
>>>>>
>>>>> Lei's abstract is in.  Please find a time to put appropriate info in
>>> and
>>>>> do some adjustments
>>>>>
>>>>> Igor
>>>>> _______________________________________________
>>>>> Clas12_verystrange mailing list
>>>>> Clas12_verystrange at jlab.org
>>>>> https://mailman.jlab.org/mailman/listinfo/clas12_verystrange
>>>> --
>>>> John W. Price
>>>> Professor and Chair of Physics
>>>> CSU Dominguez Hills
>>>> 310-243-3403
>>>>
>>>> _______________________________________________
>>>> Clas12_verystrange mailing list
>>>> Clas12_verystrange at jlab.org
>>>> https://mailman.jlab.org/mailman/listinfo/clas12_verystrange
>>> 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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>>>
>>
>>
>> --
>> Johann T. Goetz, PhD.<http://sites.google.com/site/theodoregoetz/>
>> jgoetz at ucla.edu
>> Nefkens Group, UCLA Dept. of Physics&  Astronomy
>> Hall-B, Jefferson Lab, Newport News, VA
>> Office: 757-269-5465 (CEBAF Center F-335)
>> Mobile: 757-768-9999
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>
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