Acoustic generation of orbital currents
Sign Up to like & getrecommendations! Published in 2025 at "Nature Communications"
DOI: 10.1038/s41467-025-62703-z
Abstract: In solids, the crystal field couples the electronic orbital degree of freedom to the lattice. This coupling suggests that an excitation of lattice dynamics could trigger the dynamics of orbital angular momentum of electrons, thereby… read more here.
Keywords: orbital hall; orbital currents; lattice dynamics; generation orbital ... See more keywords
Topological orbital Hall effect caused by skyrmions and antiferromagnetic skyrmions
Sign Up to like & getrecommendations! Published in 2024 at "Communications Physics"
DOI: 10.1038/s42005-024-01925-x
Abstract: The topological Hall effect is a hallmark of topologically non-trivial magnetic textures such as magnetic skyrmions. It quantifies the transverse electric current that is generated once an electric field is applied and occurs as a… read more here.
Keywords: hall; antiferromagnetic skyrmions; orbital hall; topological orbital ... See more keywords
Floquet engineering of the orbital Hall effect and valleytronics in two-dimensional topological magnets.
Sign Up to like & getrecommendations! Published in 2024 at "Materials horizons"
DOI: 10.1039/d4mh00237g
Abstract: We show that circularly polarized light is a versatile way to manipulate both the orbital Hall effect and band topology in two-dimensional ferromagnets. Employing the hexagonal lattice, we proposed that interactions between light and matter… read more here.
Keywords: effect; orbital hall; floquet engineering; topology ... See more keywords
Orbitronic terahertz emission from Mo-based nanolayers via the inverse orbital Hall and Rashba–Edelstein effects
Sign Up to like & getrecommendations! Published in 2025 at "Applied Physics Letters"
DOI: 10.1063/5.0294721
Abstract: Rapid advancements in the communications and semiconductor industries have brought about the need to move to higher operating frequencies, with the terahertz (THz) frequency band being prospected as the next frontier for wireless communications and… read more here.
Keywords: inverse orbital; orbital hall; rashba edelstein; emission ... See more keywords
Two-dimensional orbital Hall insulators
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review B"
DOI: 10.1103/physrevb.101.075429
Abstract: Detailed analyses of the spin and orbital conductivities are performed for different topological phases of certain classes of two-dimensional multiorbital materials. Our calculations show the existence of orbital-Hall effect (OHE) in topological insulators, with values… read more here.
Keywords: orbital hall; hall insulators; dimensional orbital; hall ... See more keywords
Nonconserved density accumulations in orbital Hall transport: Insights from linear response theory
Sign Up to like & getrecommendations! Published in 2024 at "Physical Review B"
DOI: 10.1103/physrevb.111.075432
Abstract: We present a linear response theory for stationary density accumulations in anomalous transport phenomena, such as the orbital Hall effect, where the transported density is odd under time reversal and the underlying charge is not… read more here.
Keywords: linear response; orbital hall; density accumulations; response theory ... See more keywords
Orbital Hall effect in transition metals from first-principles scattering calculations
Sign Up to like & getrecommendations! Published in 2024 at "Physical Review B"
DOI: 10.1103/physrevb.111.125121
Abstract: We use first-principles scattering calculations based upon wave-function matching and implemented with a tight-binding MTO basis to evaluate the orbital Hall conductivity $\sigma_{\rm oH}$ for Ti, V, Cr, Cu and Pt metals with temperature-induced lattice… read more here.
Keywords: orbital hall; effect transition; principles scattering; first principles ... See more keywords
Connecting Higher-Order Topology with the Orbital Hall Effect in Monolayers of Transition Metal Dichalcogenides.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review letters"
DOI: 10.1103/physrevlett.130.116204
Abstract: Monolayers of transition metal dichalcogenides (TMDs) in the 2H structural phase have been recently classified as higher-order topological insulators (HOTIs), protected by C_{3} rotation symmetry. In addition, theoretical calculations show an orbital Hall plateau in… read more here.
Keywords: topology; monolayers transition; orbital hall; metal dichalcogenides ... See more keywords