<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">The presentation went quite well, as I gathered from various people's reactions. We did get one request, hopefully the last, from the PAC. Michael, Derek and I have formed a plan (as described below), using the already generated pythia gamma p-->p+anything events. I checked with the PAC reader Diego and he is fine with our plan. Please let us know if you have any other suggestions.<div><br></div><div>Lei<br><div><br><div>Begin forwarded message:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><font face="Helvetica" size="3" color="#000000" style="font: 12.0px Helvetica; color: #000000"><b>From: </b></font><font face="Helvetica" size="3" style="font: 12.0px Helvetica">Diego Bettoni <<a href="mailto:bettoni@fe.infn.it">bettoni@fe.infn.it</a>></font></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><font face="Helvetica" size="3" color="#000000" style="font: 12.0px Helvetica; color: #000000"><b>Date: </b></font><font face="Helvetica" size="3" style="font: 12.0px Helvetica">June 20, 2012 9:30:28 PM EDT</font></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><font face="Helvetica" size="3" color="#000000" style="font: 12.0px Helvetica; color: #000000"><b>To: </b></font><font face="Helvetica" size="3" style="font: 12.0px Helvetica">Lei Guo <<a href="mailto:lguo@jlab.org">lguo@jlab.org</a>></font></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><font face="Helvetica" size="3" color="#000000" style="font: 12.0px Helvetica; color: #000000"><b>Subject: </b></font><font face="Helvetica" size="3" style="font: 12.0px Helvetica"><b>Re: response attached (PR12-12-008)</b></font></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; min-height: 14px; "><br></div> </div><div>Hi Lei, yes this is fine. If you could get us something by tomorrow I think it would be great.<br>regards, diego<br><br>On 21/06/2012 00:59, Lei Guo wrote:<br><blockquote type="cite">Hi, Diego,<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">I've talked with my colleague and we will evaluate this for the 4K<br></blockquote><blockquote type="cite">(K+K+K- plus pi-pi+ forming a K0)channel in Omega- measurement. We will<br></blockquote><blockquote type="cite">concentrate on pythia background events where multiple pions are present<br></blockquote><blockquote type="cite">and can contribute to our background, if their momenta are high enough<br></blockquote><blockquote type="cite">that clas PID would start to fail. Do you think this would be<br></blockquote><blockquote type="cite">sufficient? We should have some of the results tomorrow, or the latest<br></blockquote><blockquote type="cite">on Friday morning unless there is some unforseen problems.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Please let us know if our plan would satisfy the PAC.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">THanks a lot!<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Lei<br></blockquote><blockquote type="cite">On Jun 20, 2012, at 6:19 PM, Diego Bettoni wrote:<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"><blockquote type="cite">Dear Lei,<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">I have a request from the PAC: we would like to see a background<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">evaluation with a more realistic pion and kaon identification (i.e.<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">taking into account the PID inefficiencies). Do you think that you<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">could produce this for at least one channel in the next day or so ?<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">Thank you very much<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">diego<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><br></blockquote></blockquote></div></blockquote></div><br></div></body></html>