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cond-mat.str-el2023
Pinch points and half moons encode Berry curvature
Han Yan, Judit Romhányi, Andreas Thomasen +1
"Half moons", distinctive crescent patterns in the dynamical structure factor, have been identified in inelastic neutron scattering experiments for a wide range of frustrated magne…
cond-mat.str-el2020
Fragility of topological invariant characterizing triplet excitations in a bilayer kagome magnet
Andreas Thomasen, Karlo Penc, Nic Shannon +1
The discovery by Kane and Mele of a model of spinful electrons characterized by a topological invariant had a lasting effect on the study of electronic band structu…