Transport through correlated systems with density functional theory

S Kurth, G Stefanucci - Journal of Physics: Condensed Matter, 2017 - iopscience.iop.org
We present recent advances in density functional theory (DFT) for applications in the field of
quantum transport, with particular emphasis on transport through strongly correlated …

[HTML][HTML] Green's function methods for single molecule junctions

G Cohen, M Galperin - The Journal of chemical physics, 2020 - pubs.aip.org
We present a brief pedagogical review of theoretical Green's function methods applicable to
open quantum systems out of equilibrium, in general, and single molecule junctions, in …

Charge and spin current pumping by ultrafast demagnetization dynamics

J Varela-Manjarres, A Kefayati, MB Jungfleisch… - Physical Review B, 2024 - APS
The surprising discovery of ultrafast demagnetization—where the electric field of a
femtosecond laser pulse interacts with electrons of a ferromagnetic (FM) layer to cause its …

Time-retarded damping and magnetic inertia in the Landau-Lifshitz-Gilbert equation self-consistently coupled to electronic time-dependent nonequilibrium Green …

U Bajpai, BK Nikolić - Physical Review B, 2019 - APS
The conventional Landau-Lifshitz-Gilbert (LLG) equation is a widely used tool to describe
the dynamics of local magnetic moments, viewed as classical vectors of fixed length, with …

Spin and charge pumping by a steady or pulse-current-driven magnetic domain wall: a self-consistent multiscale time-dependent quantum-classical hybrid approach

MD Petrović, BS Popescu, U Bajpai, P Plecháč… - Physical Review …, 2018 - APS
We introduce a multiscale framework that combines a time-dependent nonequilibrium Green-
function (TDNEGF) algorithm, scaling linearly in the number of time steps and describing …

A many-body approach to transport in quantum systems: from the transient regime to the stationary state

M Ridley, NW Talarico, D Karlsson… - Journal of Physics A …, 2022 - iopscience.iop.org
We review one of the most versatile theoretical approaches to the study of time-dependent
correlated quantum transport in nano-systems: the non-equilibrium Green's function (NEGF) …

Quantum phonon transport in nanomaterials: combining atomistic with non-equilibrium green's function techniques

L Medrano Sandonas, R Gutierrez, A Pecchia, A Croy… - Entropy, 2019 - mdpi.com
A crucial goal for increasing thermal energy harvesting will be to progress towards atomistic
design strategies for smart nanodevices and nanomaterials. This requires the combination …

From Bloch oscillations to a steady-state current in strongly biased mesoscopic devices

JMA Pinho, JPS Pires, SM João, B Amorim… - Physical Review B, 2023 - APS
It has long been known that quantum particles moving in a periodic lattice and subject to a
constant force field undergo an oscillatory motion that is referred to as Bloch oscillations …

Spatio-temporal dynamics of shift current quantum pumping by femtosecond light pulse

U Bajpai, BS Popescu, P Plecháč… - Journal of Physics …, 2019 - iopscience.iop.org
Shift current—a photocurrent induced by light irradiating noncentrosymmetric materials in
the absence of any bias voltage or built-in electric field—is one of the mechanisms of the so …

Graphene nanoelectromechanical systems as valleytronic devices

W Ortiz, N Szpak, T Stegmann - Physical Review B, 2022 - APS
We investigate electronic transport in graphene nanoelectromechanical systems, known
also as graphene nanodrums or nanomembranes. We demonstrate that these devices …