本学期学术活动
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2022-1031
题目：Probing magnetic phase diagrams of two-dimensional antiferromagnets报告人：叶堉 副教授，北京大学物理学院时间：2022年11月1日上午10:00地点：理科楼C302报告摘要：Two-dimensional (2D) magnets decouple from the substrates, allow electrical control, and are mechanically flexible, making them integratable into emergent heterostructures for advanced properties and applications previously impossibl...
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2022-1027
报告题目:物理系colloquium: “鬼”成像向更短波长发展报告人:吴令安中国科学院物理研究所报告时间:2022-10-27 16:00报告地点:理科楼郑裕彤讲堂主办单位:物理系简介:经过二十多年的发展，“鬼”成像（也可叫单像素成像）在可见和近红外波段已进入实际应用阶段。从理论上讲，电磁波的各个波长甚至微观粒子都可以实现鬼成像，其基本原理基于Hanbury Brown和Twiss的二阶强度关联函数。它的最大优势是可以透过散射介质、在微弱的照...
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2022-1026
Title: A Gigaparsec-scale Local Void and Cosmological PrincipleSpeaker: Qianhang Ding (the Hong Kong University of Science and Technology)Time: 3:30pm, Oct 26 (Wednesday) 2022Location: New Science Building (理科楼) A221Abstract: In this talk, I will introduce the inconsistency between the cosmological principle and observations. In reconciling the inconsistency, we propose that the Milky Way co...
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2022-1026
题目：复杂量子系统的大尺度模拟报告人：袁声军 教授，武汉大学物理科学与技术学院时间：2022年10月26日下午14:00会议号：腾讯会议164-497-881，https://meeting.tencent.com/dm/QUSCZlMKKJgc报告摘要：复杂量子系统的理论问题通常没有解析解，需借助计算物理方法进行数值求解。常规方法往往需要对体系哈密顿量进行对角化运算，以得到其本征值和本征态，这使得计算消耗和哈密顿量维度三次方成正比，极大限制了研究系统的尺度。...
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2022-1024
Title: Gravitational Waves from the Early UniverseSpeaker: Zong-Kuan Guo (郭宗宽)Time: 1:30pm, Oct 27 (Thursday) 2022Abstract: The detection of GWs has opened a new window to explore our Universe. I shall present the mechanism of the GW production during some physical processes of the early Universe and current observational constraints on stochastic GW backgrounds from LIGO-Virgo.Bio: 郭宗宽，...
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2022-1024
报告题目: 清华-富士康纳米科技前沿论坛（第十八讲）：基于精准界面调控的碳基纳米材料制备与应用报告人: 朱彦武 教授，中国科学技术大学报告时间: 2022-10-25 10:00，腾讯会议 会议号：364 826 030简介: 碳基纳米材料研究引起了巨大关注，也推动了其他纳米材料和纳米技术的发展。为实现碳基纳米材料的规模化制备与应用，实现其界面精准调控和精确表征是关键问题，而纳米材料的低维特性使得界面研究面临巨大挑战。本报告面向宏...
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2022-1020
Title: Testing Probing the Delay Time of Supermassive Black Hole Binary Mergers With Gravitational WavesSpeaker: Yun Fang (方芸)Time: 9:30am, Oct 20 (Thursday) 2022，腾讯会议ID 814-2523-8667Abstract: The hierarchical merger model of galaxy formation and evolution predicts that galaxies are assembled through hierarchical mergers along mergers of dark matter halos. A natural consequence of galaxy...
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2022-1020
报告题目：Symmetry breaking of oxide surfaces and interfaces报告人：Nini Pryds，Professor，Technical University of Denmark, Department of Energy Conversion and Storage时间：2022年10月25日下午15:00，Zoom会议 972 8539 1284，密码730841报告摘要：The wide range of fascinating properties observed in complex oxide continue to attract great interest such as ferro-, piezo- and pyroelectricity. Such rich...
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2022-1020
Title: Looking forward to New Physics and Neutrinos with FASER at LHCSpeaker: Tomohiro InadaTime: 4:00pm, Oct 24 (Monday) 2022, 腾讯会议ID 990772773Location: Room C302, New Science Building, Tsinghua UniversityAbstract: FASER, the ForwArd Search ExpeRiment, is an experiment dedicated to searching for light, extremely weakly-interacting particles at the LHC. Such particles may be produced in the...
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2022-1017
报告题目：Excited State Ultrafast Dynamics of Superconductors and Topological Materials报告人：赵继民 研究员，中国科学院物理研究所时间：2022年10月18日上午10:00地点：理科楼C302报告摘要：I will first address our ultrafast spectroscopy investigations of iron-based high temperature superconductors, showing that there is a ubiquitous positive correlation between the electron-phonon coupling strength...
