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<div id="divRplyFwdMsg" dir="ltr"><font style="font-size:11pt" face="Calibri, sans-serif" color="#000000"><b>From:</b> Wilkinson, Ellie V <evwilk@wm.edu><br>
<b>Sent:</b> Wednesday, April 29, 2020 8:09 AM<br>
<b>To:</b> physics2017@physics.wm.edu <physics2017@physics.wm.edu><br>
<b>Cc:</b> undergrads2017@physics.wm.edu <undergrads2017@physics.wm.edu><br>
<b>Subject:</b> [EXTERNAL] Reminder: Physics Seminar tomorrow Thursday April 30 via Zoom - “Neutrinoless double beta decay in effective field theory” - Jordy De Vries , University of Massachusetts
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<div id="divRplyFwdMsg" dir="ltr"><font style="font-size:11pt" face="Calibri, sans-serif" color="#000000"><b>From:</b> Wilkinson, Ellie V <evwilk@wm.edu><br>
<b>Sent:</b> Monday, April 20, 2020 9:19 AM<br>
<b>To:</b> physics2017@physics.wm.edu <physics2017@physics.wm.edu><br>
<b>Cc:</b> undergrads2017@physics.wm.edu <undergrads2017@physics.wm.edu><br>
<b>Subject:</b> Physics Seminar via Zoom April 30 - “Neutrinoless double beta decay in effective field theory” - Jordy De Vries , University of Massachusetts
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<b style="font-family:Calibri,sans-serif; font-size:11pt; color:inherit; font-style:inherit; font-variant-ligatures:inherit; font-variant-caps:inherit; background-color:"><span style="font-size:12pt; font-family:"Times New Roman",serif; color:black">Speaker:
</span></b><span style="font-size:14pt; font-family:"Times New Roman",serif"><span style="font-size:12pt">Jordy De Vries, University of Massachusetts</span></span><br>
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<span style="font-size:12pt; font-family:"Times New Roman",serif; color:black"><b>Title: </b></span><span style="font-size:12pt; font-family:"Times New Roman",serif; color:black"><i>“Neutrinoless double beta decay in effective field theory"</i></span><i><span style="font-size:12pt; font-family:"Times New Roman",serif"> </span></i><span style="font-size:14.0pt; font-family:"Times New Roman",serif; color:black"></span></p>
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<b><span style="font-size:12pt; font-family:"Times New Roman",serif; color:black">Host:</span></b><span style="font-size:12pt; font-family:"Times New Roman",serif; color:black"> </span><span style="font-size:12pt; font-family:"Times New Roman",serif">C.
Monahan</span><span style="font-size:14.0pt; font-family:"Times New Roman",serif"><span style="color:black"></span></span></p>
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<b><span style="font-size:12pt; font-family:"Times New Roman",serif; color:black">Time:</span></b><span style="font-size:12pt; font-family:"Times New Roman",serif; color:black"> </span><span style="font-size:12pt; font-family:"Times New Roman",serif">3</span><span style="font-size:14.0pt; font-family:"Times New Roman",serif"><span style="color:black; font-size:12pt">:</span></span><span style="font-size:12pt; font-family:"Times New Roman",serif">3</span><span style="font-size:14.0pt; font-family:"Times New Roman",serif"><span style="color:black; font-size:12pt">0
pm April </span></span><span style="font-size:12pt; font-family:"Times New Roman",serif">30</span><span style="font-size:14.0pt; font-family:"Times New Roman",serif"><span style="color:black; font-size:12pt">, 20</span></span><span style="font-size:12pt; font-family:"Times New Roman",serif">20</span><span style="font-size:14.0pt; font-family:"Times New Roman",serif"><span style="color:black"></span></span></p>
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<a href="https://urldefense.proofpoint.com/v2/url?u=https-3A__cwm.zoom.us_j_98098663147&d=DwMF-g&c=CJqEzB1piLOyyvZjb8YUQw&r=NXc6ETf15Ad2OT-P0W4YLg&m=uekFWVqHa7dB4n8T2rnnzeNwrhTGgNPTyk3fP7z3p2k&s=um_YTGtepBiOMrljnVEB8NByF0PRgoTrqR8zan38Ezk&e=" id="LPNoLP470859"><span style="font-size:14pt"><b>https://cwm.zoom.us/j/98098663147</b></span></a><br>
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<b style="font-size:11pt; color:inherit; font-style:inherit; font-variant-ligatures:inherit; font-variant-caps:inherit"><span style="font-size:12pt; font-family:"Times New Roman",serif; color:black">Abstract:</span></b></p>
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<span style="font-size:14.0pt; font-family:"Times New Roman",serif"><span style="font-size:12pt; font-family:"Times New Roman",Times,serif">Next-generation neutrinoless double-beta decay (0vbb) experiments </span></span><span style="font-family:"Times New Roman",Times,serif; font-size:12pt">aim
to discover lepton number violation in order to shed light on the </span><span style="font-family:"Times New Roman",Times,serif; font-size:12pt">nature of neutrino masses. A non-zero signal would have profound </span><span style="font-family:"Times New Roman",Times,serif; font-size:12pt">implications
by demonstrating the existence of elementary Majorana </span><span style="font-family:"Times New Roman",Times,serif; font-size:12pt">particles and possibly pointing towards a solution of matter-antimatter </span><span style="font-family:"Times New Roman",Times,serif; font-size:12pt">asymmetry
in the universe. However, the interpretation of the </span><span style="font-family:"Times New Roman",Times,serif; font-size:12pt">experimental signal (or lack thereof) requires care as complicated </span><span style="font-family:"Times New Roman",Times,serif; font-size:12pt">particle,
hadronic, and nuclear input is required to connect the experimental data </span><span style="font-family:"Times New Roman",Times,serif; font-size:12pt">to a fundamental description of lepton-number violation. In this talk, I </span><span style="font-family:"Times New Roman",Times,serif; font-size:12pt">use
effective field theories to connect 0vbb measurements to the </span><span style="font-family:"Times New Roman",Times,serif; font-size:12pt">fundamental lepton-number-violating source. In particular, I will argue </span><span style="font-family:"Times New Roman",Times,serif; font-size:12pt">that
interpretation in terms of a light Majorana neutrino mass is more </span><span style="font-family:"Times New Roman",Times,serif; font-size:12pt">complicated than normally considered.</span></p>
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<span style="color:rgb(47,32,160); font-family:"Times New Roman",serif; font-size:12pt">Cheers,</span></p>
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<span style="font-size:12.0pt; font-family:"Times New Roman",serif; color:#2F20A0"> </span></p>
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<span style="font-size:12.0pt; font-family:"Times New Roman",serif; color:#2F20A0">Ellie Wilkinson</span></p>
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<span style="font-size:12.0pt; font-family:"Times New Roman",serif; color:#2F20A0">William & Mary Physics</span></p>
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<span style="font-size:12.0pt; font-family:"Times New Roman",serif; color:#2F20A0">Administrative Coordinator</span></p>
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<span style="font-size:12.0pt; font-family:"Times New Roman",serif; color:#2F20A0">Small Hall 123</span></p>
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<span style="font-size:12.0pt; font-family:"Times New Roman",serif; color:#2F20A0">757-221-3503</span></p>
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