<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class="">Wednesday March 4, 4 pm</div><div class="">Aula Conversi, Dipartimento di Fisica</div><div class=""><br class=""></div><div class=""><b class="">Yuexing Cindy Li</b></div><div class="">(Penn State University)</div><div class=""><br class=""></div><div class=""><b class="">The Light and Sound from Black Holes at Cosmic Dawn</b></div><div class=""><br class=""></div><div class="">The origin of the first billion-solar-mass supermassive black holes (SMBHs) emerged within the </div><div class="">first billion years after the Big Bang is an unsolved puzzle. I will present a multi-messenger project </div><div class="">to tackle this question, which combines multi-scale cosmological simulations, multi-wavelength </div><div class="">radiative transfer and multi-phase gravitational waves. I will present viable formation models of the </div><div class="">first SMBHs, and demonstrate that a light-and-sound synergy between future electromagnetic telescopes, </div><div class="">such as JWST, and gravitational waves detectors, such as LISA, is necessary to test models of black hole </div><div class="">seed and growth path of the first SMBHs.</div><div class=""><br class=""></div><div class=""><a href="https://agenda.infn.it/event/21921/" class="">https://agenda.infn.it/event/21921/</a></div></body></html>