題目:Living on the edge:Black Holes as Quantum Gravity Lampposts (懸于一線:黑洞作爲量子引力探索的燈塔)
時間:2024.6.25 15:00-17:00
地點:4號科研樓C區(物理樓)567會議室
內容介紹:“We live in an era marked by the LIGO Laboratory discovery of gravitational waves, emitted when two black holes coalesce, and the Event Horizon Telescope imaging of black holes. While these amazing discoveries crystallise Einstein’s theory of general relativity they also beg for a fresh look at the problem of unifying gravity and quantum field theory. These two theories constitute our current understanding of Nature but are notoriously at odds with each other. I will first review basic facts about black holes and then argue in favour of a recent approach that aims at shortcutting the problem of the absence of a theory of quantum gravity. This will be achieved by introducing a quantum gravity model independent approach focussed on effective metric descriptions of quantum black holes. We believe that our findings will herald novel ways to explore quantum corrections to black hole dynamics with impact for our understanding of the fabric of space-time.”
主講人:弗朗西斯科·桑尼諾
弗朗西斯科·桑尼諾教授是丹麦皇家科学院院士,芬兰科学院院士。現任量子理論中心的主任,也是南丹麥大學宇宙學與粒子物理現象學中心(CP?-Origins)的創始人。他還是丹麥高等研究中心的創始人之一,以及意大利費德裏科二世大學的理論物理學教授。
桑尼諾教授因開創性地進行了規範理論共形結構的分析和數值研究而廣受認可,這些理論是基底细互作用的理論。他還構建了標准模型的最小複合擴展,並最近發現了四維漸近宁静理論。近期,他還應用並發展了源于理論物理學的數學工具,以描述人類和病毒層面上傳染病的演變。他的事情跨越了粒子物理學和宇宙學的多個領域,從標准模型的明亮和黑暗擴展,到膨脹宇宙學,再到基底细互作用理論的數學基礎。