<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">Dear Students and Colleagues,</div><div style="margin: 0px; font-stretch: normal; line-height: normal; min-height: 16px;" class=""><span style="-webkit-font-kerning: none;" class=""><br class=""></span></div><div style="margin: 0px; font-stretch: normal; line-height: normal; min-height: 16px;" class=""><span style="-webkit-font-kerning: none;" class="">We are pleased to announce the following Amaldi Research Center seminar<b class=""> </b>by </span><span style="-webkit-font-kerning: none;" class=""><b class="">Kazuyuki Omukai (Tohoku University) on </b></span><span style="-webkit-font-kerning: none;" class=""><b class="">Wednesday, </b></span><span style="-webkit-font-kerning: none;" class=""><b class="">April 20 2022</b> <b class="">at 16:30</b></span></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="-webkit-font-kerning: none;" class=""><b class="">in aula Conversi, Dipartimento di Fisica, Sapienza Università di Roma</b></span><span style="-webkit-font-kerning: none;" class=""><b class="">.</b> Title and abstract are attached below. </span></div><div style="margin: 0px; font-stretch: normal; line-height: normal; min-height: 16px;" class=""><span style="-webkit-font-kerning: none;" class=""></span><br class=""></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="-webkit-font-kerning: none;" class="">It will be possible to follow the seminar remotely via the zoom link:</span></div><div style="margin: 0px; font-stretch: normal; line-height: normal; min-height: 16px;" class=""><span style="-webkit-font-kerning: none;" class=""></span><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 13.2px; line-height: normal; color: rgb(17, 134, 192);" class=""><span style="font-stretch: normal; font-size: 13px; line-height: normal; -webkit-font-kerning: none; color: rgb(0, 0, 0);" class="">Link zoom: <a href="https://uniroma1.zoom.us/j/86080015153?pwd=dlV1eVNsS0xwazlMWTVZV05YeXZyUT09" class=""><span style="font-stretch: normal; font-size: 13.2px; line-height: normal; -webkit-font-kerning: none; background-color: rgb(255, 255, 255);" class="">https://uniroma1.zoom.us/j/86080015153?pwd=dlV1eVNsS0xwazlMWTVZV05YeXZyUT09</span></a> </span></div><div style="margin: 0px; font-stretch: normal; line-height: normal; min-height: 16px;" class=""><span style="-webkit-font-kerning: none;" class=""></span><br class=""></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="-webkit-font-kerning: none;" class="">Looking forward to seeing you soon, </span></div><div style="margin: 0px; font-stretch: normal; line-height: normal; min-height: 16px;" class=""><span style="-webkit-font-kerning: none;" class=""></span><br class=""></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="-webkit-font-kerning: none;" class="">Raffaella Schneider </span></div><div style="margin: 0px; font-stretch: normal; line-height: normal; min-height: 16px;" class=""><br class=""><span style="-webkit-font-kerning: none;" class=""></span></div><div style="margin: 0px; font-stretch: normal; line-height: normal; min-height: 16px;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; line-height: normal; min-height: 16px;" class=""><b class="">Wednesday April 20 2022 at 16:30 in Aula Conversi, Dipartimento di Fisica, Sapienza Università di Roma</b></div><div style="margin: 0px; font-stretch: normal; line-height: normal; min-height: 16px;" class=""><span style="-webkit-font-kerning: none;" class=""></span><br class=""></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="-webkit-font-kerning: none;" class=""><b class="">Kazuyuki Omukai</b> (Tohoku University)</span></div><div style="margin: 0px; font-stretch: normal; line-height: normal; min-height: 16px;" class=""><span style="-webkit-font-kerning: none;" class=""></span><br class=""></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="-webkit-font-kerning: none;" class=""><b class="">Formation of Very Low Metallicity Stars</b></span></div><div style="margin: 0px; font-stretch: normal; line-height: normal; min-height: 16px;" class=""><span style="-webkit-font-kerning: none;" class=""></span><br class=""></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="-webkit-font-kerning: none;" class="">I overview the thermal and chemical properties of low metallicity gas and their consequence </span></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="-webkit-font-kerning: none;" class="">on the dynamics of star forming gas, paying particular attention to the fragmentation mass scale. </span></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="-webkit-font-kerning: none;" class="">I then report on our recent numerical simulation of star cluster formation at low metallicities and </span></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="-webkit-font-kerning: none;" class="">on how the transition of initial mass function proceeds with increasing metallicity.</span></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="-webkit-font-kerning: none;" class="">I also mention supermassive star formation in very low metallicity environments.</span></div><div style="margin: 0px; font-stretch: normal; line-height: normal; min-height: 16px;" class=""><span style="-webkit-font-kerning: none;" class=""></span><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 13.2px; line-height: normal; color: rgb(17, 134, 192);" class=""><span style="font-stretch: normal; font-size: 13px; line-height: normal; -webkit-font-kerning: none; color: rgb(0, 0, 0);" class="">Link zoom: <span style="font-stretch: normal; font-size: 13.2px; line-height: normal; -webkit-font-kerning: none; background-color: rgb(255, 255, 255);" class=""><a href="https://uniroma1.zoom.us/j/86080015153?pwd=dlV1eVNsS0xwazlMWTVZV05YeXZyUT09" class="">https://uniroma1.zoom.us/j/86080015153?pwd=dlV1eVNsS0xwazlMWTVZV05YeXZyUT09</a></span></span></div><div class=""><span style="font-stretch: normal; font-size: 13px; line-height: normal; -webkit-font-kerning: none; color: rgb(0, 0, 0);" class=""><br class=""></span></div><div class=""><span style="font-stretch: normal; font-size: 13px; line-height: normal; -webkit-font-kerning: none; color: rgb(0, 0, 0);" class=""><br class=""></span></div><div class=""><span style="font-stretch: normal; font-size: 13px; line-height: normal; -webkit-font-kerning: none; color: rgb(0, 0, 0);" class=""><br class=""></span></div><div class=""><span style="font-stretch: normal; font-size: 13px; line-height: normal; -webkit-font-kerning: none; color: rgb(0, 0, 0);" class=""><br class=""></span></div><div class=""><span style="font-stretch: normal; font-size: 13px; line-height: normal; -webkit-font-kerning: none; color: rgb(0, 0, 0);" class=""><br class=""></span></div><div class="">
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