本学期学术活动
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2024-0108
题目: 磁子和超导系统中的手性物理报告人: 于涛，华中科技大学时间: 4:00 pm, 2024-01-10 周三 地点: 理科楼C302摘要: 磁子和超导系统均能展现丰富的手性，它启发凝聚态物理对量子物态的深入研究。1）我们预言低温时，磁子的近场磁场和超导体可以通过迈斯纳效应实现手性超强耦合，从而可以解决磁子难以像电子那样电控的难题，可以用来实现点接触、一维通道、低耗散等方式有效操控磁子输运[1]。该预言最近获得实验验证[2]。2）...
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2024-0102
报告题目：Imaging material strain using advanced electron microscopy报 告 人：韩亦沫 助理教授，Rice University报告时间：2024年01月03日14:00报告地点：理科楼C302报告摘要：Strain plays a critical role in nanomaterials as it affects a wide range of physical properties, including electronic, optical, mechanical, and chemical characteristics. Here, we introduce a new approach using four-dimensional s...
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2024-0102
Title: Exploring the Perturbative Regge Trajectory of QCD with Energy CorrelatorsSpeaker: HuaXing Zhu 朱华星 (Peking University)Time: 2:00 pm, Jan 04 (Thursday) 2023Location: 理科楼C109Abstract: The Energy-Energy Correlator (EEC) measures the energy-weighted two-particle angular correlations in high-energy colliders. In recent years, there has been a resurgence of interest in the EEC as a theor...
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2024-0102
报告题目：First-principles modeling of semiconducting materials: Recombination processes, Topology, and Magnetism报告人：Fangzhou Zhao (University of California, Santa Barbara)时间地点：2024年1月3日周三下午4:00，理科楼C302 报告摘要：Excited states of semiconducting materials underpin their physical properties including optical, electronic, and magnetic properties. First-principles computational...
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2023-1229
Title: Numerical studies of the quantum simulation based on Rydberg array报告人: 严正时间: 2023年12月29日周五上午10点-11点地点：理科楼B315Abstract: Due to local constraints induced by Rydberg blockade, novel physics of lattice gauge theory can be widely simulated and has attracted a lot of attentions and discussions in therelated scientific communities. In this talk, I will introduce several ...
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2023-1226
Title: An Observable in Classical Pure AdS3 Gravity: the Twist along a GeodesicSpeaker: Jieqiang Wu 吴洁强 (Institute of Theoretical Physics, Chinese Academy of Sciences) Time: 2:00 pm, Dec 28 (Thursday) 2023Location: 理科楼C302Abstract: In this talk, we consider a little-studied observable in classical pure AdS3 gravity: the twist along a geodesic. The motivation is that the twist only support...
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2023-1222
Title: The photon content of the nucleonSpeaker: Keping Xie 谢可平 (Michigan State University) Time: 1:30 pm, Dec 25 (Monday) 2023Location: 理科楼C109Abstract: Building upon the most recent CT18 global fit, we present a new calculation of the photon content of the nucleon, including both proton and neutron, based the LUXqed methodology. We explore two principal variations of the LUX ansatz. In ...
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2023-1220
Title: Firewalls from wormholesSpeaker: Zhenbin Yang 杨镇斌 (Tsinghua University)Time: 2:00 pm, Dec 21 (Thursday) 2023Location: 理科楼C302Abstract: Spacetime wormholes can lead to surprises in black hole physics. We show that a very old black hole can tunnel to a white hole/firewall by emitting a large baby universe. We study the process for a perturbed thermofield double black hole in Jackiw-T...
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2023-1218
报告题目:物理系colloquium: 原子钟的发展报告人:高克林中国科学院精密测量科学与技术研究院报告时间:2023-12-21 16:00报告地点:理科楼郑裕彤讲堂主办单位:物理系简介:现代科学技术的发展建立在精密实验测量基础之上。迄今为止，时间频率作为目前人们所涉及的物理量及物理常数中最精密和最准确的计量单位，决定着其它许多物理量及基本物理常数的定义及精度。原子频标研究对精密和准确的不断追求，是推动物理科学发展的动力。精...
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2023-1211
报告题目：Probing and tuning quantum transport in topological phases of matter报告人：刘金雨，Department of Physics and Astronomy, University of California, Irvine时间：2023年12月15日(周五）10：00 地点：物理系B315Abstract: The exploration of novel quantum materials advances our fundamental understanding of matter and unlocks the potential for technological breakthroughs, from energy harvesting ...
