<html><body><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; color: #000000"><div><p style="margin: 0px; text-align: justify;" data-mce-style="margin: 0px; text-align: justify;"><o:p> </o:p></p><p style="margin: 0px; text-align: center;" data-mce-style="margin: 0px; text-align: center;" align="center"><strong><span style="font-size:22.0pt" data-mce-style="font-size: 22.0pt;">Physics Seminar</span></strong><o:p></o:p></p><p style="margin: 0px; text-align: center;" data-mce-style="margin: 0px; text-align: center;" align="center"><strong><span style="font-size:14.0pt" data-mce-style="font-size: 14.0pt;">Philip Schuster: SLAC National Accelerator Laboratory</span></strong><o:p></o:p></p><p style="margin: 0px; text-align: justify;" data-mce-style="margin: 0px; text-align: justify;"> <o:p></o:p></p><p style="margin: 0px; text-align: center;" data-mce-style="margin: 0px; text-align: center;" align="center"><strong>“</strong><em><b>The Next Steps in Dark Sector Science:</b></em><o:p></o:p></p><p style="margin: 0px; text-align: center;" data-mce-style="margin: 0px; text-align: center;" align="center"><em><b>Recent Results and New Opportunities for Accelerator Experiments</b></em><strong>”</strong><o:p></o:p></p><p style="margin: 0px; text-align: center;" data-mce-style="margin: 0px; text-align: center;" align="center"><strong> </strong><o:p></o:p></p><p style="margin: 0px; text-align: center;" data-mce-style="margin: 0px; text-align: center;" align="center"><span class="object"><b>Friday, May 5</b></span><strong>, 2017</strong><o:p></o:p></p><p style="margin: 0px; text-align: center;" data-mce-style="margin: 0px; text-align: center;" align="center"><strong>11:00 am</strong><o:p></o:p></p><p style="margin: 0px; text-align: center;" data-mce-style="margin: 0px; text-align: center;" align="center"><strong>Auditorium</strong><o:p></o:p></p><p style="margin: 0px; text-align: center;" data-mce-style="margin: 0px; text-align: center;" align="center"><br> Abstract:<o:p></o:p></p><p style="margin: 0px;" data-mce-style="margin: 0px;"> <o:p></o:p></p><p style="margin: 0px;" data-mce-style="margin: 0px;"><em><span style="font-size:10.0pt" data-mce-style="font-size: 10.0pt;">New physics motivated by dark matter with GeV-scale mass has attracted considerable attention in the past several years, motivated in part by findings from direct detection, satellite, and LHC experiments, as well as precision measurements and basic theory. As such, GeV-scale "dark sector" scenarios have become the focus of a broad and growing international program of experiments with many new results and discovery opportunities. This talk will summarize the goals and recent progress in this field, and highlight near future priority science milestones for dark sector experiments operating at Jefferson Lab in particular. </span></em><o:p></o:p></p></div><div><br></div><div data-marker="__SIG_POST__">-- <br></div><div>Stephanie Tysor<br>Hall A Administrative Assistant<br>Thomas Jefferson National Accelerator Facility<br>(office)757-269-6005 (fax)757-269-5235</div></div></body></html>