学术活动
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2024-0423
报告题目:Quantum Entanglement and Bell Inequality Violation at Colliders报 告 人:程焜 (Peking University)报告时间:2024-04-25 14:00报告地点:理科楼C302报告摘要:The research of entanglement phenomena in particle physics has been gathering pace. When massive particle pairs with spin are produced at colliders their spins are correlated. When the particle pair system is interpreted as a quantum ...
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2024-0422
报告题目:The high density EoS of QCD from Relativistic Heavy Ion Data报 告 人:Prof. Horst Stöcker, A member of both German Academy of Engineering Sciences and the Academia Europea报告时间:2024-04-26 16:00报告地点:理学院郑裕彤大讲堂报告摘要:Microscopic and macroscopic theory and models of heavy ion collisions are used to train AI to extract the equation of state of hot and cold dense matte...
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2024-0420
报告题目:Braiding non-Abelian anyons on a programmable superconducting processor报 告 人:邓东灵,清华大学交叉信息研究院助理教授报告时间:2024-04-25 16:00报告地点:理学院郑裕彤大讲堂
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2024-0416
报告题目:From the Cosmological Bootstrap to CMB Observations报 告 人:Dong-Gang Wang 王东刚 (University of Cambridge)报告时间:2:00 pm, April 18 (Thursday), 2024报告地点:理科楼C302报告摘要:Cosmological correlation functions contain valuable information about the primordial Universe, with possible signatures of new massive particles at very high energies. Recent advances of the “cosmological...
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2024-0416
报告题目:Astrophysics From Multi-messenger Observations报 告 人:Prof. Ik Siong Heng ,University of Glasgow报告时间:2024年4月16日(周二)15:00报告地点:理科楼B315,腾讯会议号686 729 654报告摘要:There are now over 90 confident detections of compact binary coalescences from the first 3 observing runs by Advanced LIGO and Virgo. This includes the gravitational wave signal from a binary neutron...
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2024-0416
报告题目:基于里德堡原子系统的少体纠缠态制备报 告 人:邵晓强 东北师范大学报告时间:2024年4月16日(周二)16:00报告地点:理科楼C109报告摘要:里德堡原子因其独特的特性成为量子信息处理的物理候选者之一。目前,主流的基于里德堡原子系统的量子信息处理利用了里德堡原子阻塞效应。然而,我们发现该阻塞效应并不适用于耗散纠缠态制备协议,因为它无法提供原子基态的选择性跃迁。相反,里德堡反阻塞能够提供有效的量子态选...
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2024-0412
报告题目:Scale invariance and type-B Goldstone modes报 告 人:Prof. Ian McCulloch, Tsing Hua University(Taiwan)报告时间:2024-04-17 10:00报告地点:理科楼C302报告摘要:Ferromagnetic ground states have often been overlooked in comparison to seemingly more interesting antiferromagnetic ground states. However, both the physical and mathematical structure of ferromagnetic ground states are partic...
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2024-0412
报告题目:物理系colloquium: 首张银河系中心黑洞照片背后的故事报 告 人:沈志强,中国科学院上海天文台研究员、台长报告时间:2024-04-18 16:00报告地点:理学院郑裕彤大讲堂报告摘要:自从银河系中心致密射电源人马座A*于1974年被首次探测到,在过去的近半个世纪里,揭开这一距离我们最近的超大质量黑洞候选者的真面目便成为全球天文学家的共同追求。2020年5月12日晚上9点,上海天文台与全球多地同时召开新闻发布会,展示了...
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2024-0409
报告题目:多原子分子反应的过渡态动力学研究报 告 人:宋宏伟 精密测量科学与技术创新研究院报告时间:2024-04-12 16:00报告地点:理科楼B406报告摘要:过渡态是化学反应中一个非常重要的概念,控制着化学反应速率和微观反应动力学等基本特性。在原子、分子层次上研究反应过渡态对于理解化学反应的微观机理和基本规律至关重要。该报告主要介绍我们近年来采用精确的高维量子动力学理论方法,并结合合作实验团队的负离子光电子能...
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2024-0409
报告题目:Gravitational Lensing in Plebanski-Demianski Class Black Hole Spacetimes: The Geometric Optics Limit报 告 人:Torben Frost (KIAA, Peking University)报告时间:2024-04-11 14:00报告地点:理科楼C302报告摘要:Einstein's theory of general relativity admits several exact black hole solutions. One of these solutions is the so-called Plebanski-Demianski spacetime. It is an exact solution to Ei...