5 papers
Microscopic Theory of the Phonon Thermal Hall Effect in Chiral Mott Insulators
Junha Kang, Taekoo Oh
The thermal Hall effect (THE) probes charge-neutral excitations in insulators, where the charge gap blocks electronic transport. Recently, phonons have been shown to induce a THE c…
Thermal Hall effect induced by phonon skew-scattering via orbital magnetization
Taekoo Oh
Thermal transport acts as a powerful tool for studying the excitations and physical properties of insulators, where a charge gap suppresses electronic conduction. Recently, the the…
Spin-phonon coupling and thermal Hall effect in the Kitaev model
Taekoo Oh, Naoto Nagaosa
The Kitaev model, which involves bond-direction-dependent spin interactions on a honeycomb lattice, has attracted significant interest due to its exact solvability and potential us…
Phonon thermal Hall effect in Mott insulators via skew-scattering by the scalar spin chirality
Taekoo Oh, Naoto Nagaosa
Thermal transport is a crucial probe for studying excitations in insulators. In Mott insulators, the primary candidates for heat carriers are spins and phonons, and which dominates…
Unraveling the dynamics of magnetization in topological insulator-ferromagnet heterostructures via spin-orbit torque
Taekoo Oh, Naoto Nagaosa
Spin-orbit coupling stands as a pivotal determinant in the realm of condensed matter physics. In recent, its profound influence on spin dynamics opens up a captivating arena with p…