本学期学术活动
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2023-0515
报告题目：探测皮秒时间尺度下表面粒子的运动—氦-3自旋回声报 告 人：刘博尧 （剑桥大学）报告时间：2023年05月23日15:00报告地点：理科楼C109报告摘要：探测表面上吸附的原子或分子如何运动是表面科学的重要研究课题。人们通常使用的扫描隧道显微镜（STM）可以直接观测表面吸附粒子在毫秒时间尺度的运动。而氦原子散射（helium atom scattering）则可以用来观测纳秒到皮秒尺度下的表面粒子运动。本次报告将主要介绍基于氦原子...
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2023-0515
Title: Revising inelastic dark matter direct detection by including the cosmic ray accelerationSpeaker: Chih-Ting Lu (卢致廷), Nanjing Normal UniversityTime: 2:30pm, May 18 (Thursday) 2023Location: 理科楼A221Abstract: The null signal from collider and dark matter (DM) direct detector experiments makes the interaction between DM and visible matter too small to reproduce the correct relic density...
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2023-0509
报告题目:物理系colloquium: 低维量子材料的超快电子能谱及光诱导瞬时能带调控报告人:周树云清华大学物理系报告时间:2023-05-11 16:00报告地点:理科楼郑裕彤讲堂主办单位:物理系简介:低维量子材料具有丰富的物理效应和光-物质相互作用，是探索光诱导的新奇物理效应的重要平台。超短脉冲激光激发不仅对于揭示低维量子材料的载流子弛豫过程及光-物质耦合作用的微观物理机制具有重要的意义，并且有希望实现平衡态所不具有的新物理...
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2023-0509
Title: Real world physics from superstring/F-theorySpeaker: Yinan Wang (王一男), Peking UniversityTime: 2:30pm, May 11 (Thursday) 2023Location: 理科楼A221Abstract: In this talk, I'm going to discuss the following question: how to explain the real world fundamental physics from the perspective of a unified quantum gravity theory, i. e. the string theory framework. I'm going to give a brief overv...
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2023-0509
报告题目：Tensor network simulation in strongly correlated systems: past, present and future报告人: Prof. Zheng-Cheng Gu（顾正澄）,Chinese University of Hong Kong报告时间: 2023年05月12日16:00报告地点: 理科楼三楼报告厅（C302）报告摘要：Tensor network states are new kinds of variational wavefunctions that help us to understand quantum phases and phase transitions beyond Landau paradigm. In this t...
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2023-0508
报告题目：石墨烯莫尔体系中的非线性霍尔效应研究报告时间：2023-05-09 14:00地点：理科楼C302摘要：由于与电子能带拓扑性质的关联，霍尔效应一直是凝聚态物理研究的重要课题。线性响应下，非零的霍尔效应要求体系破坏时间反演对称性。近年来，非线性响应下的霍尔效应引起了广泛关注。除了与电子能带的高阶拓扑性质有关，非线性霍尔效应在信号整流、倍频等应用中也有潜在价值。类似于反常霍尔效应，时间反演对称体系中的非线性...
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2023-0508
报告题目：Inside Nature Journals 报告人：Jie Pan, Ph.D. (Senior Editor of Nature Computational Science) 时间地点：2023年5月9日周二10:00，理科楼C302 报告摘要：This talk will give an overview of Nature Portfolio journals and the editorial process involved in publishing. The discussions will especially cover the aims and scope of Nature Computational Science, the editorial process, and our vision ...
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2023-0508
报告题目：Einstein-Podolsky-Rosen experiment with two spatially separated Bose-Einstein condensates报告人: 李奕璠,瑞士巴塞尔大学报告时间: 2023年05月08日16:00报告地点: 理科楼C302报告摘要：In 1935, Einstein, Podolsky, and Rosen (EPR) considered an hypothetical experiment, in which measurements are performed on two spatially separated quantum systems in an entangled state. The entanglement results...
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2023-0426
报告题目:理学院科学之美讲坛：Topological superconductors by proximity effect 报告人:贾金锋School of Physics and Astronomy, Shanghai Jiao Tong UniversityDepartment of Physics, Southern University of Science and Technology报告时间:2023-04-28 16:00报告地点:理科楼郑裕彤讲堂主办单位:理学院（主办），物理系（承办） 简介:Topological superconductors attract lots of attentions recently, since they ar...
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2023-0426
Title: Experimental realization of a topologically protected Hadamard gate via braiding Fibonacci anyons.Speaker: Yidun Wan Fudan UniversityTime: 15:00 pm, 2023-4-26 WednesdayLocation: Room C109, Science Building, Tsinghua UniversityAbstract: Topological quantum computation (TQC) is one of the most striking architectures that can realize fault-tolerant quantum computers. In TQC, the logical spa...
