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Hi, Eugene,</div>
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Do you mean the virtual Compton scattering with an electron beam? If yes, we will need measure three particles in the final state, not two particles as we did for the case of PrimEx.</div>
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best,</div>
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Liping</div>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> PRad <prad-bounces@jlab.org> on behalf of Eugene Pasyuk via PRad <prad@jlab.org><br>
<b>Sent:</b> Friday, August 25, 2023 6:35 PM<br>
<b>To:</b> prad@jlab.org <prad@jlab.org>; pi0tff@jlab.org <pi0tff@jlab.org><br>
<b>Subject:</b> [PRad] calibration</font>
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<p style="color:#007073"><b>[<i>This email originated from outside of UNCW</i>]</b></p>
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<p class="x_MsoNormal">I have one more idea for HyCal calibration. If we use pi0 photoproduction, we simultaneously will have Compton scattering on atomic electrons. Remember we did this in PrimEx with the dipole magnet off. Nice 2-body reaction.</p>
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<p class="x_MsoNormal"><span style="color:black">-Eugene</span></p>
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