Physics

Observation of anomalous Hall resonance of massive Dirac fermions in topological kagome-lattice magnet

Y. Okamura, K. Shoriki, et al.

Discover the groundbreaking study by Y. Okamura and colleagues that unveils a resonantly enhanced magneto-optical response in massive Dirac fermions within the kagome-lattice magnet TbMn6Sn6. The research reveals significant contributions from interband transitions to the optical Hall conductivity, showcasing a robust anomalous Hall response, even at room temperature, and shedding light on the universal electrodynamics in quantum anomalous Hall states.