Nonlinear hall effects
The Hall effects comprise one of the oldest but most vital fields in condensed matter physics,
and they persistently inspire new findings, such as quantum Hall effects and topological …
and they persistently inspire new findings, such as quantum Hall effects and topological …
Transport in two-dimensional topological materials: recent developments in experiment and theory
We review theoretical and experimental highlights in transport in two-dimensional
topological materials over the last five years. Topological materials comprise topological …
topological materials over the last five years. Topological materials comprise topological …
Magnetic and magnetic inverse spin Hall effects in a non-collinear antiferromagnet
The spin Hall effect (SHE),,,–achieves coupling between charge currents and collective spin
dynamics in magnetically ordered systems and is a key element of modern spintronics …
dynamics in magnetically ordered systems and is a key element of modern spintronics …
Resonant second-harmonic generation as a probe of quantum geometry
Nonlinear responses are actively studied as probes of topology and band geometric
properties of solids. Here, we show that second harmonic generation serves as a probe of …
properties of solids. Here, we show that second harmonic generation serves as a probe of …
Intrinsic nonlinear conductivities induced by the quantum metric
Three mechanisms are known to contribute to second-order nonlinear current: Extrinsic
nonlinear Drude, Berry curvature dipole, and intrinsic Berry connection polarizability. Here …
nonlinear Drude, Berry curvature dipole, and intrinsic Berry connection polarizability. Here …
Theory of nonlinear Hall effects: Modified semiclassics from quantum kinetics
We propose a modified Boltzmann nonlinear electric-transport framework which differs from
the nonlinear generalization of the linear Boltzmann formalism by a contribution that has no …
the nonlinear generalization of the linear Boltzmann formalism by a contribution that has no …
Role of disorder in the intrinsic orbital hall effect
The orbital Hall effect (OHE) has garnered much attention as a promising approach to
realize highly efficient “orbitronic” devices with a wide range of materials. However, the …
realize highly efficient “orbitronic” devices with a wide range of materials. However, the …
Dominance of Extrinsic Scattering Mechanisms in the Orbital Hall Effect: Graphene, Transition Metal Dichalcogenides, and Topological Antiferromagnets
The theory of the orbital Hall effect (OHE), a transverse flow of orbital angular momentum
(OAM) in response to an electric field, has concentrated on intrinsic mechanisms. Here …
(OAM) in response to an electric field, has concentrated on intrinsic mechanisms. Here …
Generating a topological anomalous Hall effect in a nonmagnetic conductor: an in-plane magnetic field as a direct probe of the Berry curvature
We demonstrate that the Berry curvature monopole of nonmagnetic two-dimensional spin-
3/2 holes leads to a novel Hall effect linear in an applied in-plane magnetic field B∥ …
3/2 holes leads to a novel Hall effect linear in an applied in-plane magnetic field B∥ …
Difference frequency generation in topological semimetals
When two lasers are applied to a noncentrosymmetric material, it can generate light at the
difference of the incoming frequencies Δ ω, a phenomenon known as difference frequency …
difference of the incoming frequencies Δ ω, a phenomenon known as difference frequency …