Previous Events
To see the upcoming events and seminars, please check the Events page.
| Event Name | Date, Time and Host | Summary |
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| Superconductivity in UTe2: Status Report |
Abstract: UTe2 is a rare example of a material exhibiting multiple spin-triplet superconducting phases, including reentrant superconductivity at record magnetic fields up to 80 Tesla. Though studied for some time, the exact nature of these phases is still not fully… Show more Speaker: Dr. Daniel Shaffer, Department of Physics, University of Wisconsin-Madison |
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| Emergent Many-Body Phases and Dynamics in Quantum Matter: From Self-Bound Droplets to Ultracold Chemistry |
Abstract: We will discuss the formation and instabilities of quantum droplet and bubble phases arising in two-component attractively interacting bosonic mixtures. Insights regarding the interplay of atom and interaction imbalance as well as the impact of… Show more Speaker: Prof. Simeon I. Mistakidis, Department of Physics, Missouri S & T |
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| Metal Halide Perovskites for Sustainable Energy Conversion |
Abstract: Metal halide perovskites have emerged as promising functional materials for next generation energy conversion technologies due to their excellent optoelectronic properties. Our approaches to improving the performance and long - term stability of perovskite… Show more Speaker: Prof. Tran Van-Dang, Hanoi University of Science and Technology |
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| Alternative Synthetic Pathways Targeting Quantum Materials |
Abstract: Conventional synthesis of solid-state materials typically requires high temperatures above 600 °C and long heating times, from days to weeks, to enable atomic diffusion and formation of the thermodynamically stable phase. Although many important materials… Show more Speaker: Prof. Kelly Powderly, Department of Chemistry, Washington University in St. Louis |
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| Engineering Approaches for Scalable Trapped-Ion Quantum Computation |
Abstract: Scalable quantum computation has the potential to solve certain problems far more efficiently than classical computation. Trapped ions offer a promising platform for scalable quantum computation. However, as the system size scales up, both computational… Show more Speaker: Prof. Wenchao Ge, Department of Electrical Engineering and Computer Science, University of Missouri |
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| Accessing high-density charge transport regime in graphene with modulation doping and high-k electrostatics |
Abstract: Two-dimensional materials offer a vast range of band structures, yet experiments have explored only a narrow portion of them, in part because conventional electrostatic gating limits the accessible carrier density. We use two approaches to extreme doping of… Show more Speaker: Dr. Dmitry Shcherbakov, Department of Physics, Washington University in St. Louis |
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| Supercooled liquids and glasses: a many-body perspective |
Abstract: The "glass problem" is nontrivial in a unique sense: unlike many other problems in physics, there is no established theoretical framework in which to pose it cleanly. In daily life, amorphous solids and glasses are no less (and arguably more) prevalent than… Show more Speaker: Prof. Zohar Nussinov, Department of Physics, Washington University in St. Louis |
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| Phonon Thermal Hall Effect in Quantum Materials |
Abstract: As a thermal analog of the electrical Hall effect, the thermal Hall effect has emerged as a powerful probe in detecting charge-neutral excitations in insulating materials. Phonons, unlike magnons, were long believed to be incapable of generating a thermal… Show more Speaker: Prof. Lu Chen, Department of Physics, University of Illinois Urbana-Champaign |
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| Electrons Going Nonlinear: Second-order Corrections to Ohm’s Law in 2D Materials |
Abstract: The history of nonlinear responses in physics is long and rich. Although they were first considered as early as 1968, only recently quadratic-in-electric-field corrections to Ohm’s law begun to regain attention. In the age of topology in condensed matter… Show more Speaker: Dmitry V. Chichinadze, Edwin Thompson Jaynes Postdoctoral Fellow, Washington University in St. Louis |
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| Strong Correlations in 2D Anisotropic Moiré Superlattices |
Abstract: Electrons in many solid materials, despite of their Coulomb interactions, can be qualitatively treated as non-interacting quasiparticles, a concept central to Fermi-liquid theory, established by Lev Landau in the 1950s. However, an increasing number of… Show more Speaker: Prof. Pengjie Wang, Department of Physics, University of Illinois Urbana-Champaign |
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| Precision semiconductor technology from molecular vapors and machine learning |
This talk examines the use of deposition processes involving molecular vapors in precision control of materials for semiconductor applications. Recent work from our group has employed (1) oxidative molecular layer deposition (oMLD) to synthesize sequence-controlled… Show more Speaker: Prof. Matthias Young, Department of Chemical and Biomedical Engineering, University of Missouri |
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| The saga of the Hall effects |
One hundred and forty seven years after Edwin Hall's discovery of the classic effect in which an electric potential difference is generated across an electric current, different versions of the Hall effect continue to fascinate and are at the very heart of… Show more Speaker: Prof. Giovanni Vignale, University of Missouri |
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| Electronic Correlations and Topology in 5f-electron Systems |
Abstract: The concept of strongly correlated topological insulators is extremely attractive, not only because their surface states host massless helical carriers protected from backscattering, but because in 5f-electron systems these surface states can become more… Show more Speaker: Dr. Krzysztof Gofryk (Idaho National Laboratory) |
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| Engineering Topological Properties via Spin-Orbit Coupling |
In this talk, I will present our two recent studies on realizing topological properties via Rashba and Dresselhaus spin-orbit coupling (SOC) in exotic quantum materials. First, I will introduce twisted type-II Rashba homobilayers as a new platform for achieving… Show more Speaker: Prof. Li Yang, Washington University in St Louis |
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| Photoelectron Spectroscopy and First-Principles Studies of 2D Topological Semimetals and Interfacial Topological Superconducting States |
Two-dimensional (2D) materials have emerged as a central focus in condensed matter physics since the discovery of graphene, owing to their atomic-scale confinement, mechanical flexibility, and tunable electronic structures. The interplay between reduced… Show more Speaker: Dr. Johnson Lu, Oak Ridge National Laboratory |
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| Quantum Technologies with Light-Matter Interaction |
Abstract: From knotted cords to contemporary computers, the revolution in information technologies has been a major driving force of human civilization. Since its emergence in the early 1900s, quantum mechanics has played a foundational role in enabling many… Show more Speaker: Prof. Chuanwei Zhang, Department of Physics, Washington University in St. Louis |
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| Coherent control of wave propagation in opaque materials |
Concept of diffusion is widely used to describe propagation of light through multiple scattering media such as clouds, interstellar gas, colloids, paints, biological tissue, etc. Such media are often called random. This terminology is, however, misleading.… Show more Speaker: Prof. Alexey Yamilov, Department of Physics, Missouri S & T |
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| Light alkane conversion through catalytic structures and pathways design |
Light alkane, such as ethane and propane, are ubiquitous in natural gas and the by-products of the various waste-, biomass-, and power-to-X processes. However, the transformations of light alkane, due to the inert C-H bonds, remain a formidable challenge.… Show more Speaker: Prof. Yizhi Xiang, University of Missouri |
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| Entangled Pauli Principles |
Abstract: One of the enduring questions in the study of strongly correlated electrons is how to read the universal, long-distance physics directly from a microscopic Hamiltonian. In fractional quantum Hall systems, certain solvable models achieve this through… Show more Speaker: Prof. Alexander Seidel, Department of Physics, Washington University in St. Louis |
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| Electron Transport and Topological Hall Effect in Skyrmion Crystals |
Magnetic skyrmions are topologically protected spin configurations that have gained enormous interest as building blocks for next-generation spintronic devices. A distinctive feature of skyrmion systems is the topological Hall effect (THE): when electrons… Show more Speaker: Prof. Sashi Satpathy, University of Missouri |
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| Multiferroic phase transitions in polar magnets |
Multiferroics refers to compounds where more than one ferroic order such as (anti)ferromagnetism, ferroelectricity, ferroelasticity etc. coexist. The coupling between the various ferroic orders allows for cross-control of the related order parameters, the most… Show more Speaker: Dr. Narendirakumar Narayanan, MURR |
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| Designer Flat Bands and Emergent Quantum Properties of Moiré Systems |
Moiré patterns are well known in the visual arts and textile industries—the term comes from the textured patterns seen in mohair silk fabrics. It arises whenever two periodic structures are superimposed, giving rise to new periodicities. Remarkably, applying these… Show more Speaker: Prof. Shaffique Adam, Department of Physics, Washington University in St. Louis |
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| Exploring Carrier Transport Regimes in Solids Using Transient Absorption Microscopy |
Transient absorption microscopy (TAM), based on femtosecond lasers, has emerged as a powerful tool for investigating the ultrafast excitation dynamics of photoexcited carriers, particularly their real-space transport properties, in solid-state materials. In this… Show more Speaker: Prof. Hui Zhao, Department of Physics & Astronomy, The University of Kansas |
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| First-principles real-time dynamics of charge current and spin current in the study of topological & geometrical natures of condensed matter band states |
First-principles real-time dynamics of charge current and spin current in the study of topological & geometrical natures of condensed matter band states Noejung Park (noejung@unist.ac.kr)Ulsan National Institute of Science and Technology (UNIST), Department… Show more Speaker: Noejung Park |
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| Computational insights into long-range charge transfer processes in redox proteins |
Long-range charge transfer processes - transmission of electrons and protons over long distances - play a fundamental role in cellular metabolism. In my research, I employ multi-scale computational methods to track charge transfer processes in complex… Show more Speaker: Dear Dr. Oleksii Zdorevskyi, University of Helsinki |
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| Bioprinting and 3D-Cell Assays Using Microgel Support Baths |
At relatively low polymer concentrations, granular hydrogel particles, commonly called microgels, undergo a jamming transition and behave like a soft elastic solid with reversible yielding. Over the past decade, these microgel packings have been utilized as… Show more Speaker: Prof. Christopher S. O'Bryan, Department of Mechanical and Aerospace Engineering, MU |
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| Quantum-Enhanced Sensing via Squeezed Light and On-Chip Optical Resonators |
Quantum sensing enables precision measurements beyond classical limits by exploiting quantum properties such as entanglement and squeezing. These resources allow us to detect extremely weak signals—such as minute magnetic fields, subtle forces, or small phase shifts—… Show more Speaker: Dr. Fu Li, Department of Electrical and Systems Engineering at Washington University in St. Louis |
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| Computational design of optimal heterostructure materials for monoclinic Ga2O3 |
Ga2O3, a wide-band gap semiconductor, is of interest for high-power devices and deep-UV photodetectors. Many of these applications require the formation of heterostructures to create a conduction-band offset to confine charge carriers. This is commonly achieved… Show more Speaker: Prof. Hartwin Peelaers, Department of Physics & Astronomy, The University of Kansas |
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| Spectrum of Insight in Transition Metal Dichalcogenides Moiré Superlattices |
Abstract: Moiré superlattices in two-dimensional (2D) materials represent a highly promising platform for uncovering and controlling novel quantum phenomena. The robust excitonic responses observed in transition metal dichalcogenides (TMDs) provide a powerful means… Show more Speaker: Xi Wang, Department of Physics, Washington University in St. Louis |
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| Towards the Full Configuration Interaction limit: A Decade of Progress in Molecular Electronic Structure Theory |
Abstract: The calculation of the ground-state electronic energy of a molecule is one of the primary tasks of quantum chemistry. In this talk, we survey recent progress for this task using benzene, the chromium dimer, and the FeMo cofactor as representative systems.… Show more Speaker: Prof. Kurt Brorsen, Department of Chemistry, MU |