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Title: Teaching an old dog new tricks: switchable polar materials from first principles Abstract: First-principles methods have proved over recent years to be an increasingly powerful tool …

April 22, 2021 Mike Zaletel – Skyrmion pairing: DMRG evidence for a topological route to superconductivity

Title: Quantum Computing “al dente” Abstract: From the perspective of many body physics, the transmon qubit architectures currently developed for quantum computing are systems of coupled nonlinear quantum …

April 8, 2021 Martin Claassen – Moiré Quantum Simulation Beyond Graphene

Title: Challenges for Quantum Monte Carlo for Materials Abstract: Quantum Monte Carlo methods have now matured to the point where they can be usefully applied to topical materials …

March 25, 2021 Liang Fu: 3-Particle Mechanism of Superconductivity

… edge mode scan exist even in situations where the bulk bands have zero Chern numbers. The novel properties of such anomalous Floquet systems open the door to …

Title: Thermal transport in quantum magnets Abstract: I will present some general results for all components of the thermal conductivity tensor in magnets, especially useful in regimes where …

Title: Neural Canonical Transformations Abstract: Canonical transformations play fundamental roles in simplifying and solving physical systems. However, their design and implementation can be challenging in the many-particle …

Speaker: Sankar Das Sarma February 16, 2021 Sankar Das Sarma: Interaction, Disorder, Incommensuration, Topology: Strange Beauty of 2D Moire Systems

Title: A novel strongly spin-orbit coupled quantum dimer magnet: Yb2Si2O7 Abstract: The quantum dimer magnet (QDM) is the canonical example of “quantum magnetism”. This state consists of …

Topic: Electrons in Moiré Superlattices: A playground for correlation and topology Abstract: Interactions among electrons and the topology of their energy bands can create novel quantum phases of …

Title: Far-from equilibrium dynamics November 17, 2020 Frank Pollmann: Fractonic quantum critical points beyond GLW paradigm

Topic: The Nature of the Zeeman Effect and Field-induced Topological Semimetals Abstract: In the present talk, I will propose a new way to classify centrosymmetric metals by …

Title: Multiphase superconductivity in CeRh2As2 I will report on the discovery of CeRh2As2, a new heavy fermion superconductor with a Tc of 0.26 K. In the normal …

Quantum Café is CCQ’s ongoing seminar series: open to all bona fide members of the greater NYC scientific community and held every second week, Quantum Café presents …

… experimental perspective. I will give examples of this technique’s use to probe phenomena as diverse as fractionalization in spin liquids, “marginal quasiparticles” in electronic glasses on …

Quantum Café is CCQ’s ongoing seminar series: open to all bona fide members of the greater NYC scientific community and held every second week, Quantum Café presents …

Quantum Café is CCQ’s ongoing seminar series: open to all bona fide members of the greater NYC scientific community and held every second week, Quantum Café presents …

… Westerhout (Radboud University) 2:50 – 3:05 PM (15) Sheng-Hsuan Lin (Technical University Munich) Symmetries with Neural Autoregressive Quantum States 3:05 – 3:10 PM Q …

… 23, 2020 Giacomo Torlai: Quantum process tomography with unsupervised learning and tensor networks June 23, 2020 Robert Huang: Predicting Many Properties of a Quantum System from Very …

Quantum Café is CCQ’s ongoing seminar series: open to all bona fide members of the greater NYC scientific community and held every second week, Quantum Café presents …