Light-matter coupling expansion of the magnon Hamiltonian yields the Fleury-Loudon Raman vertex, directly connecting Raman circular dichroism to magnon band Berry curvature.
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3 Pith papers cite this work. Polarity classification is still indexing.
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In the α-T3 lattice with on-site asymmetry, mean-field theory shows a superconducting gap that grows as a power law with interaction strength at flat-band filling, while the geometric part of the superfluid weight grows linearly and is enhanced by tuning α.
citing papers explorer
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Light-Matter-Coupling formalism for magnons: probing quantum geometry with light
Light-matter coupling expansion of the magnon Hamiltonian yields the Fleury-Loudon Raman vertex, directly connecting Raman circular dichroism to magnon band Berry curvature.
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Superconductivity and geometric superfluid weight of a tunable flat band system
In the α-T3 lattice with on-site asymmetry, mean-field theory shows a superconducting gap that grows as a power law with interaction strength at flat-band filling, while the geometric part of the superfluid weight grows linearly and is enhanced by tuning α.
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