Quantum Matterセミナー
Theory of Anomalous Floquet Higher-Order Topology
2021年5月26日22:00 - 23:15
Rui-Xing Zhang (University of Maryland, College Park, USA)
Periodically-driven or Floquet systems can realize anomalous topological phenomena that do not exist in any equilibrium states of matter, whose classification and characterization require new theoreti...続きを読む
会場: via Zoom
イベント公式言語: 英語
Aperiodic and amorphous topological phases
2021年5月12日17:00 - 18:15
クリストファー・ボーン (数理創造プログラム 客員研究員（学術機関） / 東北大学 材料科学高等研究所 助教)
Key features of topological insulators and superconductors such as stable edge modes have been found in an increasingly broad class of materials and systems. In this talk, I will introduce a mathemati...続きを読む
会場: via Zoom
イベント公式言語: 英語
Unconventional Spin Transport in Quantum Materials
2021年4月21日17:00 - 18:15
Se Kwon Kim (KAIST, Republic of Korea)
Recent advancements in spintronic techniques originally developed for spin-based devices now enable us to study fundamental spin physics of various quantum materials with unprecedented spin-current co...続きを読む
会場: via Zoom
イベント公式言語: 英語
What "Holography" is and how to use it
2021年4月14日17:00 - 18:15
Mario Flory (Instituto de Fisica Teorica, Universidad Autonoma de Madrid, Spain)
In this talk, I will give an introduction to the holographic principle and the Anti-de Sitter/Conformal Field Theory (AdS/CFT) correspondence. I will also discuss the role that quantum entanglement pl...続きを読む
会場: via Zoom
イベント公式言語: 英語
Geometric nonlinear optical effects
2021年3月16日17:00 - 18:15
森本 高裕 (東京大学 大学院工学系研究科 物理工学専攻 准教授)
Time: 5pm ~ 6:15pm (JST); 9am ~ 10:15am (CET) The responses of materials to high intensity light, i.e., nonlinear optical responses, constitute a vast field of physics and engineering. While geomet...続きを読む
会場: via Zoom
イベント公式言語: 英語
Exceptional Topology of Non-Hermitian Systems: from Theoretical Foundations to Novel Quantum Sensors
2021年3月3日17:00 - 18:15
Jan Budich (Professor, Quantum Many-Body Physics, TU Dresden, Germany)
CET: 9:00a.m. - 10:15a.m. on March 3, 2021 JST: 5:00p.m. - 6:15p.m. on March 3, 2021 EST: 3:00a.m. - 4:15a.m. on March 3, 2021 In a broad variety of physical scenarios ranging from classical meta...続きを読む
会場: via Zoom
イベント公式言語: 英語
Mathematics of magic angles for bilayer graphene
2021年2月3日20:00 - 21:15
Simon Becker (PhD Student Department of Applied Mathematics and Theoretical Physics University of Cambridge)
20:00pm ~ 21:15pm on Feb. 03th, 2021 (JST) 11:00am ~ 12:15am on Feb. 03th, 2021 (UK) Magic angles are a hot topic in condensed matter physics: when two sheets of graphene are twisted by those angl...続きを読む
会場: via Zoom
イベント公式言語: 英語
Time-dependent driven quantum critical systems in (1+1) dimension
2021年1月18日10:00 - 11:15
Xueda Wen (Postdocs, Physics Department, Harvard University, USA)
10:00am ~ 11:15am on Jan. 18th, 2021 (JST) 8:00pm ~ 9:15pm on Jan. 17th, 2021 (EST) I will introduce an analytically solvable setup for time-dependent driven quantum critical systems in (1+1)D, wh...続きを読む
会場: via Zoom
イベント公式言語: 英語