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 …
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 …
open quantum systems out of equilibrium, in general, and single molecule junctions, in …
Charge and spin current pumping by ultrafast demagnetization dynamics
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 …
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 …
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
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 …
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) …
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
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 …
design strategies for smart nanodevices and nanomaterials. This requires the combination …
From Bloch oscillations to a steady-state current in strongly biased mesoscopic devices
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 …
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 …
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
We investigate electronic transport in graphene nanoelectromechanical systems, known
also as graphene nanodrums or nanomembranes. We demonstrate that these devices …
also as graphene nanodrums or nanomembranes. We demonstrate that these devices …