<div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small"><div style="font-family:arial,sans-serif;font-size:12.8px"><div style="font-size:12.8px">JOURNAL CLUB. WEDNESDAY 15TH 3:30 MOB Theory Room</div><div style="font-size:12.8px">KAPOW will be served.</div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px">Hi,</div><div style="font-size:12.8px">this is the paper for our journal club discussions.</div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px"><a href="http://journals.aps.org/prl/abstract/10.1103/PhysRevLett.116.161601" target="_blank">http://journals.aps.org/prl/ab<wbr>stract/10.1103/PhysRevLett.116<wbr>.161601</a></div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px">This reports the latest result from the Hg199 EDM experiment, which is the</div><div style="font-size:12.8px">leading experiment in atomic EDM sector. </div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px">Thank you</div><div style="font-size:12.8px">Mukut</div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px"><div style="font-size:12.8px">Here are things to consider</div></div></div><div style="font-family:arial,sans-serif;font-size:12.8px"><br></div><div style="font-family:arial,sans-serif;font-size:12.8px">1/ Permanent EDM search why ? </div><div style="font-family:arial,sans-serif;font-size:12.8px">2/ Principle of the experiment.</div><div style="font-family:arial,sans-serif;font-size:12.8px">3/ To polarize atoms they chop the beam ? with Hg they mix CO ?</div><div style="font-family:arial,sans-serif;font-size:12.8px">4/ To detect polarization, they use detuned light ?</div><div style="font-family:arial,sans-serif;font-size:12.8px">5/ For linear polarization, the angle changes when light goes through atomic medium (Faraday rotation).    </div><span style="font-family:arial,sans-serif;font-size:12.8px">6/ Faraday rotation angle modulates with Larmor precession.</span><div style="font-family:arial,sans-serif;font-size:12.8px">7/ Detect phase difference, between cells with opposite E fields.</div><div style="font-family:arial,sans-serif;font-size:12.8px">8/ Control/understand systematics, table 2. </div><div style="font-family:arial,sans-serif;font-size:12.8px">9/ To interpret the result -> Schiff moment (nuclear property).    </div><div style="font-family:arial,sans-serif;font-size:12.8px">10/ Implications in Table 3, notably they can also get a limit of neutron EDM.</div><div style="font-family:arial,sans-serif;font-size:12.8px">11/ Reference <a href="http://journals.aps.org/prc/abstract/10.1103/PhysRevC.91.035502" target="_blank">http://journals.aps.<wbr>org/prc/abstract/10.1103/PhysR<wbr>evC.91.035502</a>,  tells why EDMs need to be searched in different systems.</div></div></div>