<html><head><meta http-equiv="Content-Type" content="text/html; charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Reminder : Theory Seminar in F113 in 5 minutes.<br class=""><div><br class=""><blockquote type="cite" class=""><div class="">Begin forwarded message:</div><br class="Apple-interchange-newline"><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px;" class=""><span style="font-family: -webkit-system-font, Helvetica Neue, Helvetica, sans-serif; color:rgba(0, 0, 0, 1.0);" class=""><b class="">From: </b></span><span style="font-family: -webkit-system-font, Helvetica Neue, Helvetica, sans-serif;" class="">Mary Fox <<a href="mailto:mfox@jlab.org" class="">mfox@jlab.org</a>><br class=""></span></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px;" class=""><span style="font-family: -webkit-system-font, Helvetica Neue, Helvetica, sans-serif; color:rgba(0, 0, 0, 1.0);" class=""><b class="">Subject: </b></span><span style="font-family: -webkit-system-font, Helvetica Neue, Helvetica, sans-serif;" class=""><b class="">[Jlab-seminars] Theory Center Seminar Location Correction</b><br class=""></span></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px;" class=""><span style="font-family: -webkit-system-font, Helvetica Neue, Helvetica, sans-serif; color:rgba(0, 0, 0, 1.0);" class=""><b class="">Date: </b></span><span style="font-family: -webkit-system-font, Helvetica Neue, Helvetica, sans-serif;" class="">March 19, 2018 at 8:54:44 AM EDT<br class=""></span></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px;" class=""><span style="font-family: -webkit-system-font, Helvetica Neue, Helvetica, sans-serif; color:rgba(0, 0, 0, 1.0);" class=""><b class="">To: </b></span><span style="font-family: -webkit-system-font, Helvetica Neue, Helvetica, sans-serif;" class=""><a href="mailto:jlab-seminars@jlab.org" class="">jlab-seminars@jlab.org</a>, Eleonor Wilkinson <<a href="mailto:evwilk@wm.edu" class="">evwilk@wm.edu</a>>, Jodi Patient <<a href="mailto:patient@jlab.org" class="">patient@jlab.org</a>>, "<a href="mailto:staffservices@jlab.org" class="">staffservices@jlab.org</a>" <<a href="mailto:staffservices@jlab.org" class="">staffservices@jlab.org</a>>, "Rupak Lan Tai Moong, Gautam" <<a href="mailto:gr145@msstate.edu" class="">gr145@msstate.edu</a>><br class=""></span></div><br class=""><div class="">
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<div style="font-family: arial, helvetica, sans-serif; font-size: 12pt;" class="">Theory Center Seminar<br class="">
Monday, March 19, 2018<br class="">
1:00 p.m. (coffee at 12:45 p.m.)<br class="">
CEBAF Center, <b class="">Room F113</b><br class="">
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Gautham Rupak <br class="">
Mississipi State University<br class="">
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<b class="">Fate of the Neutron-Deuteron Virtual State as an Efimov
Level </b><br class="">
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The emergence of Efimov levels in a three-body system is
investigated near the unitarity limit characterized <br class="">
by resonating two-body interaction. The triton was one of
the three-body systems studied by Efimov. No direct <br class="">
evidence of Efimov levels was found as triton is the only
physical bound state in this system. However, this system<br class="">
supports a virtual state. We show that the virtual state
evolves into a shallow bound state emerging as an excited <br class="">
triton as we drive the system towards unitarity. We provide
a model-independent analysis at low energy by formulating <br class="">
a consistent effective field theory for neutron-deuteron
scattering. The results presented are universal to atomic, <br class="">
nuclear and particle physics though we considered a
particular system to study the emergence of the Efimov
levels. <br class="">
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The link to attend remotely via BlueJeans is available at <a class="moz-txt-link-freetext" href="https://www.jlab.org/div_dept/theory/seminars/2018-spring-theory-seminar.html" target="_blank">https://www.jlab.org/div_dept/theory/seminars/2018-spring-theory-seminar.html</a>
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