Anomalous TQFTs for Fermionic Systems via Symmetry Extension
Analysis
Key Takeaways
“The paper determines the minimal finite gauge group K of anomalous G-symmetric TQFTs that can match the fermionic anomaly via the symmetry-extension construction.”
“The paper determines the minimal finite gauge group K of anomalous G-symmetric TQFTs that can match the fermionic anomaly via the symmetry-extension construction.”
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“The high precision of this technique allows us to observe power-law temperature dependence of $λ$, and to measure the anomalous nonlinear Meissner effect -- the current dependence of $λ$ arising from nodal quasiparticles. Together, these measurements provide smoking gun signatures of nodal superconductivity.”
“The findings show that omnidirectional polarization-independent nonreciprocity can be achieved utilizing multilayer structures with different magnetization directions that do not follow simple vector summation.”
“The paper provides a complete characterization of the weight parameters that yield a finite group in two dimensions.”
“The paper highlights the creation of coexisting helical Fermi arcs with opposite chirality on the same surface, a phenomenon not found in conventional magnetic Weyl semimetals.”
“The paper classifies the centrality and commutativity of skew-polynomial algebras depending on the Lie type and the order of the root of unity.”
“The article's abstract would provide specific details on the methods used and the results obtained. Further investigation would be needed to understand the specific contributions and their significance.”
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“The context only mentions the title and source, indicating a focus on the research paper itself.”
“EuMn2Bi2 stabilizes in a C-type antiferromagnetic ground state with a narrow-gap semiconducting character. Inclusion of spin-orbit coupling (SOC) drives a transition from this trivial antiferromagnetic semiconductor to a Weyl semimetal hosting four symmetry-related Weyl points and robust Fermi arc states.”
“The article's subject matter is black hole physics.”
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