[Clas12_verystrange] PAC40 comments response, please read
Igor Strakovsky
igor at va.gwu.edu
Wed Jun 12 10:27:08 EDT 2013
I am on skype-conf where Vitaly is involved and asked him already
On Wed, 12 Jun 2013 10:24:23 -0400 (EDT), Eugene Pasyuk <pasyuk at jlab.org>
wrote:
> There are p_1, p_2, p_3, -_Omega, but p_b is not defined in the proposal. Is
>it a momentum of an intermediate baryon?
>
> -Eugene
>
> ----- Original Message -----
>> From: "Igor Strakovsky" <igor at va.gwu.edu>
>> To: "clas12 verystrange" <clas12_verystrange at jlab.org>
>> Sent: Wednesday, June 12, 2013 10:07:48 AM
>> Subject: Re: [Clas12_verystrange] PAC40 comments response, please read
>>
>> all is in the body of the proposal
>>
>> On Wed, 12 Jun 2013 10:06:48 -0400 (EDT), Eugene Pasyuk
>> <pasyuk at jlab.org>
>> wrote:
>>
>> > Igor ,
>> > Yesterday we could not figure out what is p_b.
>> >
>> > -Eugene
>> >
>> > ----- Original Message -----
>> >> From: "Igor Strakovsky" <igor at va.gwu.edu>
>> >> To: "Michael Dugger" <dugger at jlab.org>
>> >> Cc: "clas12 verystrange" <clas12_verystrange at jlab.org>
>> >> Sent: Wednesday, June 12, 2013 9:57:54 AM
>> >> Subject: Re: [Clas12_verystrange] PAC40 comments response, please
>> >> read
>> >>
>> >> Mike,
>> >>
>> >> That is the theoretical plot and I sent Vitali's clarification to
>> >> Lei
>> >> and Eugene
>> >>
>> >> Here you are...
>> >>
>> >> The Dalitz plot is constructed in terms of (K+ \Omega) vs (K0
>> >> \Omega
>> >> )
>> >> variables. However the amplitude (see Fig.10) is not symmetric
>> >> relative
>> >> to the permutation of the K0 and K+ final states due to isospin
>> >> and
>> >> charge conservation. Therefore the resonance contribution is
>> >> only
>> >> seen
>> >> in one band. For a fully symmetric amplitude one could expect
>> >> two-band
>> >> structure as shown in Fig.13. Such a symmetric amplitude should
>> >> include
>> >> isospin 3/2 \Sigma resonances in the intermediate state.
>> >> Hence
>> >> the
>> >> Dalitz plot might be very useful to disentangle various
>> >> production
>> >> mechanism and to understand the reaction dynamics.
>> >>
>> >> Note the reaction mechanism can be more complicated then
>> >> depicted
>> >> in
>> >> Fig.10. More realistic calculation should also take the CLAS
>> >> acceptance in to account.
>> >>
>> >> On Wed, 12 Jun 2013 09:52:24 -0400 (EDT), Michael Dugger
>> >> <dugger at jlab.org>
>> >> wrote:
>> >>
>> >> >
>> >> > Igor,
>> >> >
>> >> > On page 25 of the proposal there is Fig. 12 that shows "phase
>> >> > space
>> >> > only"
>> >> >distributions and Fig. 13 that shows the "fully symmetric"
>> >> >reaction.
>> >> >The
>> >> >right panel of Fig. 12 has a vertical band at about 5.5 that is
>> >> >also
>> >> >seen in
>> >> >Fig. 13. The vertical band for Fig. 12 does not extend as much as
>> >> >for Fig.
>> >> >13.
>> >> >
>> >> > We tried to understand the distributions during the meeting
>> >> > yesterday but we
>> >> >did not find the definition of "p_b" in the proposal.
>> >> >
>> >> > Also, I do not know what "fully symmetric" means.
>> >> >
>> >> > In short, we do not understand the figures because we don't know
>> >> > what p_b
>> >> >is, and that means we don't know how to reply to the comment.
>> >> >
>> >> > We just need a bit of clarification.
>> >> >
>> >> > Take care,
>> >> > Michael
>> >> >
>> >> > On Wed, 12 Jun 2013, Igor Strakovsky wrote:
>> >> >
>> >> >> Me too and I do not know what Lei is asking me for
>> >> >>
>> >> >> On Wed, 12 Jun 2013 09:29:00 -0400 (EDT), Michael Dugger
>> >> >> <dugger at jlab.org>
>> >> >>wrote:
>> >> >>
>> >> >>>
>> >> >>> Hi,
>> >> >>>
>> >> >>> The response to 9 and 10 seem OK to me.
>> >> >>>
>> >> >>> Take care,
>> >> >>> Michael
>> >> >>>
>> >> >>> On Tue, 11 Jun 2013, Lei Guo wrote:
>> >> >>>
>> >> >>>> Hi, All,
>> >> >>>>
>> >> >>>> I compiled a response to PAC40 comments. Please check and let
>> >> >>>> me
>> >> >>>> know
>> >> >>>> if you think it should be modified.
>> >> >>>> Under svn, please check out PAC40Comment.pdf or
>> >> >>>> PAC40Comment.docx
>> >> >>>>
>> >> >>>> Specifically, we are missing an answer to question 6, which
>> >> >>>> Igor
>> >> >>>> promised that he will do it tonight.
>> >> >>>> Also, I felt the answer to question 9 and10 might not be
>> >> >>>> adequate.
>> >> >>>> Maybe Mike can take a look at it?
>> >> >>>>
>> >> >>>> Cheers!
>> >> >>>>
>> >> >>>> Lei
>> >> >>>> **************************************
>> >> >>>> @
>> >> >>>> / *
>> >> >>>> / ___ ___ Lei Guo _______________________
>> >> >>>> L_O_/ ____ Florida International University____/_/
>> >> >>>> \ | Physics Dept., CP
>> >> >>>> 212 / /
>> >> >>>> / \ | Miami, FL
>> >> >>>> 33199 / / /
>> >> >>>> / I_/ \ ____ USA _____ /______/__________/ /
>> >> >>>> / /
>> >> >>>> L
>> >> >>>> / / /
>> >> >>>> / /
>> >> >>>> / / / / /
>> >> >>>> /
>> >> >>>> /
>> >> >>>> /_/__________/______/______/__________/_/
>> >> >>>> /_/__________/______/______/__________/_/
>> >> >>>> 305-348-0234(o)
>> >> >>>>
>> >> >>>> **************************************
>> >> >>>>
>> >> >>>>
>> >> >>>>
>> >> >>>>
>> >> >>>>
>> >> >>>>
>> >> >>>> _______________________________________________
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>> >> >>>>
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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
>> >> >>
>> >>
>> >> 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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>> >>
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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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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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