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Igor,</div>
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In the recent presentations Gluex uses the form factor parametrization</div>
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suggested in the paper of L. Frankfurt and M. Strickman, Eq. 3.</div>
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Valery</div>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Clas_hadron <clas_hadron-bounces@jlab.org> on behalf of Igor Strakovsky via Clas_hadron <clas_hadron@jlab.org><br>
<b>Sent:</b> Friday, October 21, 2022 16:58<br>
<b>To:</b> Richard Tyson (PGR) <r.tyson.1@research.gla.ac.uk><br>
<b>Cc:</b> CLAS Hadron <clas_hadron@jlab.org><br>
<b>Subject:</b> Re: [Clas_hadron] [EXTERNAL] Slides for EUNPC</font>
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<div dir="ltr">Hi Richard,
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<div>I have 2 comments for your slides for your consideration...</div>
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<div>1) For pg 2: I do not think that this ref [ [3] L. Frankfurt, M. Strikman, Phys. Rev. D. 66, 031502 (2002).] makes any sense for GlueX data</div>
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<div>2) Using GlueX threshold data, we determine J/psi-p scattering length (attached papers)</div>
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<div>Cheers, Igor</div>
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<div>-----</div>
<div>Igor Strakovsky, SAID INS The George Washington University</div>
<div>VSTC: 571-553-8344, Cell: 703-728-5627, Skype: igors1945_2 </div>
<div><span style="font-size:12.8px">Emails: </span><a href="mailto:igor@gwu.edu" target="_blank" style="font-size:12.8px">igor@gwu.edu</a><span style="font-size:12.8px">,
</span><a href="mailto:igor@jlab.org" target="_blank" style="font-size:12.8px">igor@jlab.org</a></div>
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<div dir="ltr" class="x_gmail_attr">On Fri, Oct 21, 2022 at 8:06 AM Richard Tyson (PGR) via Clas_hadron <<a href="mailto:clas_hadron@jlab.org">clas_hadron@jlab.org</a>> wrote:<br>
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Hi All,</div>
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I'm going to give a talk at the <a rel="noopener noreferrer" title="https://indico.cern.ch/event/1104299/" href="https://urldefense.proofpoint.com/v2/url?u=https-3A__indico.cern.ch_event_1104299_&d=DwMFCQ&c=CJqEzB1piLOyyvZjb8YUQw&r=33hEheRcHuqzMP4K5hhMDPge6hQHiwXozGe7lR_eSfg&m=Xz6NFSC0nPCXJgDlknojl9AFKEY3vRTvtTRXRfBBasDZebXkxPWDIAkDuBZZd2r6&s=JVwTWKMQ4syAYDMkIbyYjjzuUSN3lcrEy59P-hfdkow&e=" target="_blank">
EUNPC</a> Conference next week on J/ø Near-Threshold Photoproduction off the Proton and Neutron with CLAS12 and wanted to check that this if fine with you all, sorry for the short notice. I've attached my
<span><span>slides</span></span>; any feedback is welcome!<br>
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Thanks,<br>
Richard</div>
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