Quantum Matter Seminar
Theory of Anomalous Floquet Higher-Order Topology
May 26 at 22:00 - 23:15, 2021
Dr. 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...more
Venue: via Zoom
Event Official Language: English
Aperiodic and amorphous topological phases
May 12 at 17:00 - 18:15, 2021
Prof. Christopher Bourne (Visiting Scientist (Academia), iTHEMS / Assistant Professor, Advanced Institute for Materials Research (AIMR), Tohoku University)
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...more
Venue: via Zoom
Event Official Language: English
Unconventional Spin Transport in Quantum Materials
April 21 at 17:00 - 18:15, 2021
Dr. 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...more
Venue: via Zoom
Event Official Language: English
What "Holography" is and how to use it
April 14 at 17:00 - 18:15, 2021
Dr. 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...more
Venue: via Zoom
Event Official Language: English
Geometric nonlinear optical effects
March 16 at 17:00 - 18:15, 2021
Prof. Takahiro Morimoto (Associate Professor, Department of Applied Physics, The University of Tokyo)
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...more
Venue: via Zoom
Event Official Language: English
Exceptional Topology of Non-Hermitian Systems: from Theoretical Foundations to Novel Quantum Sensors
March 3 at 17:00 - 18:15, 2021
Prof. 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...more
Venue: via Zoom
Event Official Language: English
Mathematics of magic angles for bilayer graphene
February 3 at 20:00 - 21:15, 2021
Mr. 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...more
Venue: via Zoom
Event Official Language: English
Time-dependent driven quantum critical systems in (1+1) dimension
January 18 at 10:00 - 11:15, 2021
Dr. 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...more
Venue: via Zoom
Event Official Language: English