CM Seminar: Carlos Silva-Acuña – Université de Montréall: Many-Body Exciton Polariton Quantum Dynamics in Optical Microcavities based on two-dimensional Metal-Halide Semiconductors

BRIM 311 2355 East Mall, Vancouver, British Columbia, Canada

CM Seminar: Carlos Silva-Acuña – Institut Courtois & Département de physique, Université de Montréal Title: Many-Body Exciton Polariton Quantum Dynamics in Optical Microcavities based on two-dimensional Metal-Halide Semiconductors Abstract: Two-dimensional analogs of metal-halide perovskites represent a promising platform for exciton-polariton-based technologies. They sustain strongly bound excitons that are stable at room temperature, readily enabling strong light-matter coupling at […]

CM Seminar: Hao Tjeng – Max Planck Institute: Stabilization of U 5f2 configuration in UTe2 through U 6d dimers in the presence of Te2 chains

BRIM 311 2355 East Mall, Vancouver, British Columbia, Canada

Hao Tjeng – Max Planck Title: Stabilization of U 5f2 configuration in UTe2 through U 6d dimers in the presence of Te2 chains Abstract: We investigate the topological superconductor candidate UTe2 using high-resolution valence-band resonant inelastic x-ray scattering at the U M4,5-edges. We observe atomic-like low-energy excitations that support the correlated nature of this unconventional […]

CM Seminar: James McIver– Columbia University: Ultrafast optoelectronic circuits

BRIM 311 2355 East Mall, Vancouver, British Columbia, Canada

CM Seminar: James McIver– Columbia University Title: Ultrafast optoelectronic circuits Abstract: Ultrafast optoelectronic circuits offer new opportunities for investigating and controlling the electrical responses of microstructured quantum materials and heterostructures at femtosecond timescales and THz frequencies. Based on metal waveguides and laser-triggered photoconductive switches, these chip-scale circuits can be interfaced to quantum materials to directly […]

CM Seminar: James Analytis – UC Berkley: Frustrated Quantum Devices: understanding how correlations, complex order and boundary states manifest in novel material functionalities

BRIM 311 2355 East Mall, Vancouver, British Columbia, Canada

CM Seminar: James Analytis – UC Berkley Title: Frustrated Quantum Devices: understanding how correlations, complex order and boundary states manifest in novel material functionalities Abstract: Materials at the boundary of critical phase transitions are of significant fundamental interest, not least due because of their connection to unconventional superconductivity and quantum magnetism. One characteristic of such […]

CM Seminar: David Goldhaber-Gordon – Stanford University: Electrons in twisted layers: design, surprise, and a new set of eyes

BRIM 311 2355 East Mall, Vancouver, British Columbia, Canada

David Goldhaber-Gordon – Stanford University Title: Electrons in twisted layers: design, surprise, and a new set of eyes Abstract: When two atomically-thin layers of a material are stacked one atop each other, with a relative twist angle between them, properties can emerge that bear little resemblance to the behavior of the individual layers. Though much can […]

CM Seminar: Ania Bleszynski Jayich – University of California Santa Barbara: Quantum sensing in the solid-state: from one spin to many spins

BRIM 311 2355 East Mall, Vancouver, British Columbia, Canada

CM Seminar: Ania Bleszynski Jayich – University of California Santa Barbara Title: Quantum sensing in the solid-state: from one spin to many spins Abstract: Sensors that leverage quantum phenomena to measure physical quantities harbor many attractive features beyond classical sensors. Solid-state quantum sensors, with the nitrogen-vacancy (NV) center in diamond a forefront technology, are particularly attractive […]

CM Seminar: Kamran Kamiri – National Centre for Nuclear Research, Poland: Multiscale Modeling of Mechanical Deformation in Chemically Complex Alloys

BRIM 311 2355 East Mall, Vancouver, British Columbia, Canada

Kamran Kamiri – National Centre for Nuclear Research, Poland Title: Multiscale Modeling of Mechanical Deformation in Chemically Complex Alloys Abstract: In my presentation, I will give an overview of three primary areas that have been my focal research interests at NOMATEN CoE: i) crystal and amorphous plasticity, ii) transport properties of high-entropy alloys (HEAs), and iii) […]

CM Seminar: Janez Bonca – University of Ljubljana: Equilibrium and far-from-equilibrium properties of bipolaron coupled to dispersive phonons

BRIM 311 2355 East Mall, Vancouver, British Columbia, Canada

CM Seminar: Janez Bonca – University of Ljubljana Title: Equilibrium and far-from-equilibrium properties of bipolaron coupled to  dispersive phonons Abstract: In the first part of my talk, I will discuss  a Holstein-like model with two electrons nonlinearly coupled to quantum phonons. Using an efficient method based on full quantum approach we  simulate the dynamical response of […]

CM Seminar: John Sous – University of California San Diego: Principles for phonon-driven energy solutions in functional electronic materials

BRIM 311 2355 East Mall, Vancouver, British Columbia, Canada

CM Seminar: John Sous – University of California San Diego Title: Principles for phonon-driven energy solutions in functional electronic materials Abstract: Functional electronic materials are compounds in which correlations amongst electrons and between electrons and ionic vibrations (phonons) give rise to promising new functionalities poised to revolutionize energy conversion, storage and sustainability. In this talk, I will […]

CM Seminar: Fiona Burnell – University of Minnesota: Stabilizing topologically non-trivial steady states with local dynamics in open quantum systems

BRIM 311 2355 East Mall, Vancouver, British Columbia, Canada

Fiona Burnell – University of Minnesota Title: Electrons in twisted layers: design, surprise, and a new set of eyes Abstract: The goal of building a quantum computer has lead to rapid advances in experiments that allow for high-precision dynamical control of quantum systems at the single qubit level.  However, a major challenge in harnessing the power […]

CM Seminar: Domenico Giuliano – Department of Physics, Università della Calabria, Italy: Dissipation driven dynamical topological phase transitions in two-dimensional superconductors

BRIM 311 2355 East Mall, Vancouver, British Columbia, Canada

Domenico Giuliano – Department of Physics, Università della Calabria, Italy Title: Dissipation driven dynamical topological phase transitions in two-dimensional superconductors Abstract: By quenching the interaction strength, we induce and study a topological dynamical phase transition between superconducting phases of a planar fermionic model. Using the Lindblad Master Equation approach to account for the interactions of Bogoliubov […]

CM Seminar: Michael Zaletel – University of California Berkley: Anomalous Hall Crystals in Graphene: interaction-driven Chern bands at zero magnetic field

BRIM 311 2355 East Mall, Vancouver, British Columbia, Canada

Michael Zaletel – University of California Berkley Title: Anomalous Hall Crystals in Graphene: interaction-driven Chern bands at zero magnetic field Abstract: Recent experiments have discovered that pentalayer-graphene subject to a moire superlattice spontaneously breaks time-reversal, resulting in a quantized anomalous Hall effect at zero magnetic field. At fractional filling, the material exhibits a zero-field fractional quantum […]