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October 2023

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Friday, October 20th, 2023
3:00pm 4:00pm
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Special Quantum Matter Seminar

Floquet Gap-dependent topological classifications from color-decorated frequency lattices with space-time symmetries
Iryan Na, Department of Physics, UC Berkely,
4:00pm 5:00pm
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Geometry and Topology Seminar

The extremal structures of the Alexandrov-Fenchel inequality: convex polytopes and beyond
Yair Shenfeld, Division of Applied Mathematics, Brown University,
Monday, October 23rd, 2023
4:00pm 5:00pm
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High Energy Physics Seminar

Online and In-Person Event
The search for µ− → e+ conversion at µ− → e− conversion experiments
Michael Mackenzie, Northwestern University,
4:00pm 5:00pm
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Number Theory Seminar

Subconvex bounds for unitary groups in horizontal aspects
Paul Nelson, Department of Mathematics, Aarhus University,
Tuesday, October 24th, 2023
2:00pm 3:00pm
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Mathematics & Machine Learning Seminar

Improved performance guarantees for the median of means estimator
Stanislav Minsker, Department of Mathematics, USC,
4:00pm 5:00pm
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Chemical Physics Seminar

Probing and imaging nuclear and electronic motions at molecular length-scales in disordered media harnessing optical and scattering interactions
Thomas Markland, Associate Professor of Chemistry, Department of Chemistry, Stanford University,
4:00pm 5:00pm
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High Energy Physics Seminar

Online and In-Person Event
The 2x2 Demonstrator - A demonstrator for the DUNE ND-LAr Near Detector based on the ArgonCube Design
Brooke Russell, Lawrence Berkeley Laboratory (LBL),
Wednesday, October 25th, 2023
10:40am 11:40am
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High Energy Theory Seminar

Online and In-Person Event
Toroidal Casimir Energy of Conformal Field Theories with d>2
Conghuan Luo, New York University,
11:00am 12:00pm
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Joint IQIM/AWS Seminar Series

Quantum circuits for fast multiplication with few ancillas
Greg Kahanamoku-Meyer, Lawrence Berkeley National Laboratory,
2:00pm 3:30pm
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Information, Geometry, and Physics Seminar

Rigorous results about entropies in QFT
Feng Xu, Department of Mathematics, UC Riverside,
4:00pm 5:00pm
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ASTRONOMY COLLOQUIUM

Next-Generation Simulations of the Remarkable Deaths of Massive Stars
Carl Fields, RPF Distinguished Postdoctoral Fellow, Computational Physics and Methods, Los Alamos National Laboratory,
Thursday, October 26th, 2023
4:00pm 5:00pm
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Number Theory Seminar

On the Universal Deformation Ring of Residual Galois Representations with Three Jordan Holder Factors
Xiaoyu Huang, Graduate Center, City University of New York,
4:00pm 5:00pm
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Physics Colloquium

Online and In-Person Event
Companion-Disk Interaction: From Protoplanetary Disks to AGN Disks
Zhaohuan Zhu, UNLV,
Friday, October 27th, 2023
11:00am 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
Holography on the quantum disk
Ahmed Almheiri, NYU,
12:00pm 1:00pm
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IQIM Postdoctoral and Graduate Student Seminar

Exponential speedups for quantum walks in random hierarchical graphs
Shankar Balasubramanian, MIT,
2:00pm 3:00pm
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TAPIR Seminar

Online and In-Person Event
Constraining supernovae models using gamma-ray deposition histories
Amir Sharon, Graduate Student, Department of Particle Physics & Astrophysics, Weizmann Institute of Science,
4:00pm 5:00pm
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Geometry and Topology Seminar

Genus one singularities in mean curvature flow
Adrian Chun-Pong Chu, Department of Mathematics, University of Chicago,
Monday, October 30th, 2023
4:00pm 5:00pm
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High Energy Physics Seminar

Online and In-Person Event
Electromagnetism and Gravity with Continuous Spin
Kevin Zhou, Stanford University,
4:00pm 5:00pm
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Joint Los Angeles Topology Seminar

Counting incompressible surfaces in hyperbolic 3-manifolds
Marc Lackenby, Mathematical Institute, Oxford University,
4:00pm 5:00pm
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Quantum Matter Seminar

Symmetry and topology in mixed quantum states: SPT, anomaly and separability
Chong Wang, Research Faculty, Department of Physics-Quantum Matter, Perimeter Institute,
5:00pm 6:00pm
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Joint Los Angeles Topology Seminar

PL-genus of surfaces in homology balls
Jennifer Hom, School of Mathematics, Georgia Institute of Technology,
Tuesday, October 31st, 2023
2:00pm 3:00pm
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Mathematics & Machine Learning Seminar

Mildly Overparameterized ReLU Networks Have a Favorable Loss Landscape
Guido Montufar, Departments of Mathematics and Statistics & Data Science, UCLA,
6:00pm 7:00pm
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Caltech-Tsinghua Joint Colloquium

Online Event
On the Feigin-Tipunin's construction
Shoma Sugimoto, Department of Mathematical Sciences, Tsinghua University,