[HTML][HTML] Current-induced forces in mesoscopic systems: A scattering-matrix approach

N Bode, SV Kusminskiy, R Egger… - Beilstein Journal of …, 2012 - beilstein-journals.org
Nanoelectromechanical systems are characterized by an intimate connection between
electronic and mechanical degrees of freedom. Due to the nanoscopic scale, current flowing …

Autonomous implementation of thermodynamic cycles at the nanoscale

P Strasberg, CW Wächtler, G Schaller - Physical Review Letters, 2021 - APS
There are two paradigms to study nanoscale engines in stochastic and quantum
thermodynamics. Autonomous models, which do not rely on any external time dependence …

Current-induced atomic dynamics, instabilities, and Raman signals: Quasiclassical Langevin equation approach

JT Lü, M Brandbyge, P Hedegård, TN Todorov… - Physical Review B …, 2012 - APS
We derive and employ a semiclassical Langevin equation obtained from path integrals to
describe the ionic dynamics of a molecular junction in the presence of electrical current. The …

Thermoelectric efficiency of molecular junctions

CA Perroni, D Ninno, V Cataudella - Journal of Physics …, 2016 - iopscience.iop.org
Focus of the review is on experimental set-ups and theoretical proposals aimed to enhance
thermoelectric performances of molecular junctions. In addition to charge conductance, the …

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 …

Stochastic thermodynamics of self-oscillations: the electron shuttle

CW Wächtler, P Strasberg, SHL Klapp… - New journal of …, 2019 - iopscience.iop.org
Self-oscillation is a phenomenon studied across many scientific disciplines, including the
engineering of efficient heat engines and electric generators. We investigate the single …

Bistability signatures in nonequilibrium charge transport through molecular quantum dots

KF Albrecht, H Wang, L Mühlbacher, M Thoss… - Physical Review B …, 2012 - APS
We investigate the transient nonequilibrium dynamics of a molecular junction biased by a
finite voltage and strongly coupled to internal vibrational degrees of freedom. Using two …

Molecular junctions and molecular motors: Including Coulomb repulsion in electronic friction using nonequilibrium Green's functions

M Hopjan, G Stefanucci, E Perfetto, C Verdozzi - Physical Review B, 2018 - APS
We present a theory of molecular motors based on the Ehrenfest dynamics for nuclear
coordinates and the adiabatic limit of the Kadanoff-Baym equations for current-induced …

Adiabaticity in semiclassical nanoelectromechanical systems

A Metelmann, T Brandes - Physical Review B—Condensed Matter and …, 2011 - APS
We compare the semiclassical description of nanoelectromechanical systems (NEMS) within
and beyond the adiabatic approximation. We consider a NEMS model that contains a single …

Electron-vibration effects on the thermoelectric efficiency of molecular junctions

CA Perroni, D Ninno, V Cataudella - Physical Review B, 2014 - APS
The thermoelectric properties of a molecular junction model, appropriate for large molecules
such as fullerenes, are studied within a nonequilibrium adiabatic approach in the linear …