本学期学术活动
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2023-0807
Title：Creation of ultracold tetratomic molecules from a Fermi gas of microwave-shielded polar moleculesSpeaker: Xinyu LuoTime: 15:00 pm, 2023-8-5 SaturdayLocation: Room C302, Science Building, Tsinghua UniversityAbstract：Stable molecular Fermi gases with strong dipolar interactions provide unique opportunities for studying exotic quantum matter such as p-wave superfluidity and extended Fermi-...
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2023-0725
Title: 钙钛矿和低维材料中的实时超快载流子动力学Speaker: 高剑波博士 , 加拿大布鲁克大学Time: 2:00 pm, July 28 (Friday), 2023Location: 理科楼C302Abstract: The understanding of ultrafast carrier dynamics is the foundation of emergent perovskite and low dimensional materials applications in renewable energy, nanotechnology, and quantum information and technology. To reveal the ultrafast dynamics, th...
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2023-0719
Title: Compressing quantum dynamicsSpeaker: Denis Golež , Jozef Stefan InstituteTime: 4:00 pm, 2023-7-20 ThursdayLocation: 理科楼C302Abstract: The nonequilibrium evolution in quantum many-body systems is accompanied by a complexity growth that prevents the exploration of long-time dynamics. We will present a numerical scheme based on nonequilibrium field theory, where we tackle the complexity ...
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2023-0719
Title: Efficient calculation of three-dimensional tensor networksSpeaker: Liping Yang， Chongqing UniversityTime: 10:00 am, 2023-7-18 TuesdayLocation: Room C302, Science Building, Tsinghua UniversityAbstract:We have proposed an efficient algorithm to calculate physical quantities in the translational invariant three-dimensional tensor networks, which is particularly relevant to the study of the...
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2023-0717
Title: Correlated electronic states in moiré superlattices of transition metal dichalcogenidesSpeaker: Yongtao Cui (University of California, Riverside)Time: 14:00 pm, Friday, July 21th, 2023Location: Lecture Hall C302, Department of PhysicsAbstract: Moiré superlattices formed by angle-aligned multilayer stacks of 2D materials have recently become a rich platform to discover novel electronic st...
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2023-0717
Title: Good Drive or Bad Drive? A guideline to enhance superconductivity with drive-dissipation interplaySpeaker: Rui Lin, ETH Zürich, Institute of Theoretical PhysicsTime: 2:00 pm, 2023-7-14 FridayLocation: Room C302, Science Building, Tsinghua UniversityAbsract:Driven-dissipative physics lie at the core of quantum optics, but the full interplay between a driven quantum many-body system and it...
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2023-0712
报告题目：压缩态在量子精密测量中的应用报告人：孔嘉 杭州电子科技大学报告时间：2023年7月12日 周三上午10:00报告地点：理科楼C302报告摘要：量子精密测量在许多领域起着决定性的作用，例如用于引力波探测的光学干涉仪，用于时间计量的原子钟，以及磁场测量的原子磁力计。基于光和原子相互作用的量子精密测量装置，从原理上来看，其终极测量灵敏度将受限于原子和光场的量子噪声，因而对于原子自旋或光场散粒噪声进行量子压缩...
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2023-0706
Title: Einstein meets Anderson: New effectsSpeaker: Jinwu Ye Great Bay University/Mississippi State UniversityTime: 10:00 am, 2023-7-10 MondayLocation: Room C302, Science Building, Tsinghua UniversityTalk 1: The Law of Temperature TransformationDespite the special theory of relativity was discovered about 120 years ago, how the temperature transforms in the theory remains unknown. This historic...
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2023-0701
Title: Electrodynamics of hidden quasiparticles and plasmons in nodal-metalsSpeaker: Yinming Shao (邵垠铭), Columbia UniversityTime: 4 pm, Jul 4th (Tuesday), 2023Location: 理科楼C302Abstract: The discovery of nodal-line semimetal ZrSiS extends the notion of Dirac fermions from points to lines and loops in the momentum space [1]. Identifying new nodal-line fermions is challenging since often the...
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2023-0629
Title: 阿里原初引力波探测实验进展与相关科学Speaker: 张新民 (中科院高能所)Time: 4:00pm, Jul 05 (Wednesday) 2023Location: 理科楼郑裕彤大讲堂Abstract: 阿里原初引力波探测实验(AliCPT)是我国首个宇宙微波背景辐射(CMB)极化实验，具有高海拔(5250米)、高灵敏度、北半球唯一的特点。本报告将首先简介AliCPT的实验进展；然后介绍AliCPT相关的科学，包括暴涨与宇宙起源理论，原初引力波与引力量子化，AliCPT与Chern-Simons理...
