Phonon-limited electronic transport through first principles
Understanding electronic transport in materials is essential to both fundamental and applied
physics, as it directly influences critical properties such as the mobility of semiconductors …
physics, as it directly influences critical properties such as the mobility of semiconductors …
Nonlinear Hall effect from long-lived valley-polarizing relaxons
The nonlinear Hall effect has attracted much attention due to the famous, widely adopted
interpretation in terms of the Berry curvature dipole in momentum space. Using ab initio …
interpretation in terms of the Berry curvature dipole in momentum space. Using ab initio …
Quantum kinetic theory of the linear response for weakly disordered multiband systems
A quantum kinetic theory of the linear response to an electric field is provided from a
controlled expansion of the Keldysh theory at leading order, for a multiband electron system …
controlled expansion of the Keldysh theory at leading order, for a multiband electron system …
Chiral orbital texture in nonlinear electrical conduction
S Okumura, R Tanaka, D Hirobe - Physical Review B, 2024 - APS
Nonlinear electrical conduction primarily mediated by an orbital texture is observed in chiral
semiconductor Te. We determine the enantiospecific sign of the nonlinear conductance and …
semiconductor Te. We determine the enantiospecific sign of the nonlinear conductance and …
Many-body theory of phonon-induced spin relaxation and decoherence
First-principles calculations enable accurate predictions of electronic interactions and
dynamics. However, computing the electron spin dynamics remains challenging. The spin …
dynamics. However, computing the electron spin dynamics remains challenging. The spin …
Predicting phonon-induced spin decoherence from first principles: Colossal spin renormalization in condensed matter
Develo** a microscopic understanding of spin decoherence is essential to advancing
quantum technologies. Electron spin decoherence due to atomic vibrations (phonons) plays …
quantum technologies. Electron spin decoherence due to atomic vibrations (phonons) plays …
Effect of trivial bands on chiral anomaly induced longitudinal magnetoconductivity in Weyl semimetals
Including the effect of the trivial band near Weyl nodes, we evaluate the longitudinal
magnetoconductivity (LMC) of Weyl semimetals along the magnetic field direction using the …
magnetoconductivity (LMC) of Weyl semimetals along the magnetic field direction using the …
Thermoelectric response of nodal-line semimetals: Probing the Fermi surface topology
S Barati, SH Abedinpour - Physical Review B, 2020 - APS
We investigate the low-temperature thermoelectric properties of three-dimensional nodal-
line semimetals within the semiclassical Boltzmann formalism. Considering short-range …
line semimetals within the semiclassical Boltzmann formalism. Considering short-range …
Semiclassical Boltzmann magnetotransport theory in anisotropic systems with a nonvanishing Berry curvature
Understanding the transport behavior of an electronic system under the influence of a
magnetic field remains a key subject in condensed matter physics. Particularly in topological …
magnetic field remains a key subject in condensed matter physics. Particularly in topological …
Magneto-thermoelectricty of anisotropic two-dimensional materials
M Nezafat, S Barati, SH Abedinpour - arxiv preprint arxiv:2407.15074, 2024 - arxiv.org
We use semiclassical Boltzmann transport theory to analytically study the electronic
contribution to the linear thermoelectric response of anisotropic two-dimensional materials …
contribution to the linear thermoelectric response of anisotropic two-dimensional materials …