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                                                style="font-size:12pt"><strong><span
style="font-family:'roman' ' ' 'times'"><strong><b><strong>Wednesday,
                                                          April 5, 2023
                                                          -- IAS Physics
                                                          Group Meeting</strong>
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                                      style="font-family:'times new
                                      roman' , 'times' , serif">Testing
                                      Fundamental Physics with the Event
                                      Horizon Telescope"<br>
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                                      href="https://www.ias.edu/sns/events/ias-physics-group-meeting-14"
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                                        href="https://www.ias.edu/sns/events/ias-physics-group-meeting-14"
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                                        Location: Bloomberg Lecture Hall
                                        (IAS)<br>
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                                    ' ' 'times'"><span
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                                        style="font-family:'roman'
                                        'times'">Time: 1:45 PM</span></span></span></div>
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                                      style="color:#000000;font-family:'roman'"><span
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                                      style="color:#000000;font-size:12pt;font-family:'times
                                      new roman' , 'times' , serif">Speaker:
                                      Lia Medeiros, Member, School of
                                      Natural Sciences, IAS<br>
                                      <br>
                                      <b>Abstract:</b> New horizon-scale
                                      images of the Galactic Center
                                      black hole Sagittarius A* (Sgr A*)
                                      recently published by the Event
                                      Horizon Telescope (EHT) allow for
                                      new strong-field tests of the Kerr
                                      metric in a previously unexplored
                                      regime. I will discuss the recent
                                      EHT observations of Sgr A* with a
                                      particular focus on how these new
                                      results can be used to test
                                      fundamental physics. I will
                                      briefly touch upon the earlier M87
                                      results as well. I will also
                                      discuss future prospects for the
                                      EHT including additional
                                      telescopes and a shorter
                                      wavelength. Finally, I will
                                      introduce a new machine-learning
                                      algorithm for EHT data analysis
                                      that uses a large library of
                                      high-fidelity simulations as a
                                      training set.<br>
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style="color:#000000;font-family:'roman' 'times'">To view the calendar
                                    online, go to:</span> <span
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                                    'times'"> </span> </font>
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                                <pre class="moz-signature" style="color:rgb( 0 , 0 , 0 );font-size:12pt"><font face="Times New Roman, Times, serif">---------------------
Lisa Fleischer
Academic Assistant
School of Natural Sciences
Institute for Advanced Study
1 Einstein Drive
Princeton, NJ 08540
609-734-8215
<a href="mailto:lisa@ias.edu" rel="nofollow noopener noreferrer nofollow noopener noreferrer nofollow noopener noreferrer nofollow noopener noreferrer nofollow noopener noreferrer nofollow noopener noreferrer nofollow noopener noreferrer" target="_blank" moz-do-not-send="true" class="moz-txt-link-freetext">lisa@ias.edu</a></font></pre>
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