An effective theory for GdGaI under antiferromagnetic umbrella order hosts C=0 and C=±4 Chern insulators separated by double-Weyl semimetals, with magnetic field driving insulator-metal transitions and stabilizing C=±2 phases.
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Fe3Ge exhibits large anomalous Hall and Nernst effects driven by Berry curvature from Dirac gaps plus topological contributions from scalar spin chirality.
citing papers explorer
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Field-induced metal-insulator transition, Chern insulators, and topological semimetals in a clean magnetic semiconductor GdGaI
An effective theory for GdGaI under antiferromagnetic umbrella order hosts C=0 and C=±4 Chern insulators separated by double-Weyl semimetals, with magnetic field driving insulator-metal transitions and stabilizing C=±2 phases.
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Large Anomalous and Topological Hall Effect and Nernst Effect in a Dirac Kagome Magnet Fe3Ge
Fe3Ge exhibits large anomalous Hall and Nernst effects driven by Berry curvature from Dirac gaps plus topological contributions from scalar spin chirality.