Nonlinear spin-wave theory with self-energy corrections and two-magnon bound-state resummation quantitatively matches CrBr3 magnon data up to Tc and finds thermally reduced but stable gaps in gapped Dirac materials like CrI3, with a ~5% DMI/exchange ratio criterion for observability.
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Decomposes intrinsic NLHE into Berry curvature dipole plus interband and intraband quantum metric dipoles, showing large intraQMD in gapped Dirac cones of antiferromagnets and listing candidate materials.
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Fate of Topological Dirac Magnons in van der Waals Ferromagnets at Finite Temperature
Nonlinear spin-wave theory with self-energy corrections and two-magnon bound-state resummation quantitatively matches CrBr3 magnon data up to Tc and finds thermally reduced but stable gaps in gapped Dirac materials like CrI3, with a ~5% DMI/exchange ratio criterion for observability.
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Quantum Geometric Origin of the Intrinsic Nonlinear Hall Effect
Decomposes intrinsic NLHE into Berry curvature dipole plus interband and intraband quantum metric dipoles, showing large intraQMD in gapped Dirac cones of antiferromagnets and listing candidate materials.