CMSA EVENTS
June 10, 2021 9:00 amIn 1984, Bloch, Connelly, and Henderson proved that the space of geodesic triangulations of a convex polygon is contractible. It was found that Tutte’s embedding theorem could give a very...
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CMSA EVENTS
June 10, 2021 10:30 amBraided fusion categories arise as the G-invariant (extended) observables in a 2+1D topological order, for some (generalized) symmetry group G. A minimal nondegenerate extension exists when the G-symmetry can be...
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CMSA EVENTS
June 9, 2021 10:30 amThe theory of quantum phase transitions separating different phases with distinct symmetry patterns at zero temperature is one of the foundations of modern quantum many-body physics. In this talk, I...
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COLLOQUIUMS
June 8, 2021 3:00 pmTitle: The two-dimensional Ising model revisited Abstract: I will describe joint work with Constantin Teleman, in which we cast topological eyes on a well-studied system in condensed matter physics. In particular, we...
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CMSA EVENTS
June 3, 2021 9:00 amAs atmospheric CO2 levels continue to rise and global and coastal ocean become warmer and more eutrophic as a result of human activities, we need better ways to detect and...
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CMSA EVENTS
June 3, 2021 10:30 amTopological orders are gapped quantum liquid states without any symmetry. Most of their properties can be captured by investigating topological defects and excitations of various dimensions. Topological defects in n...
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CMSA EVENTS
June 2, 2021 10:30 amStrong, electromagnetic, and weak forces were unified in the Standard Model (SM) with spontaneous gauge symmetry breaking. These forces were further conjectured to be unified in a simple Lie group...
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COLLOQUIUMS
June 1, 2021 3:00 pmTitle: From Ramanujan to Rokhlin, via quantum groups Abstract: In this talk, intended for a broad audience, I will describe recent work on new q-series invariants of 3-manifolds labeled by...
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CMSA EVENTS
May 27, 2021 9:00 amInformation visualizations are an efficient means to support the users in understanding large amounts of complex, interconnected data; user comprehension. Previous research suggests that user-adaptive information visualizations positively impact the...
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