[HTML][HTML] Numerically “exact” approach to open quantum dynamics: The hierarchical equations of motion (HEOM)

Y Tanimura - The Journal of chemical physics, 2020 - pubs.aip.org
An open quantum system refers to a system that is further coupled to a bath system
consisting of surrounding radiation fields, atoms, molecules, or proteins. The bath system is …

Theoretical study of nonadiabatic hydrogen atom scattering dynamics on metal surfaces using the hierarchical equations of motion method

X Dan, Q Shi - The Journal of Chemical Physics, 2023 - pubs.aip.org
Hydrogen atom scattering on metal surfaces is investigated based on a simplified Newns–
Anderson model. Both the nuclear and electronic degrees of freedom are treated quantum …

[HTML][HTML] Quasiclassical approaches to the generalized quantum master equation

G Amati, MAC Saller, A Kelly… - The Journal of Chemical …, 2022 - pubs.aip.org
The formalism of the generalized quantum master equation (GQME) is an effective tool to
simultaneously increase the accuracy and the efficiency of quasiclassical trajectory methods …

Nonequilibrium open quantum systems with multiple bosonic and fermionic environments: A hierarchical equations of motion approach

J Bätge, Y Ke, C Kaspar, M Thoss - Physical Review B, 2021 - APS
We present a hierarchical equations of motion approach, which allows a numerically exact
simulation of nonequilibrium transport in general open quantum systems involving multiple …

[HTML][HTML] Nonequilibrium reaction rate theory: Formulation and implementation within the hierarchical equations of motion approach

Y Ke, C Kaspar, A Erpenbeck, U Peskin… - The Journal of Chemical …, 2022 - pubs.aip.org
The study of chemical reactions in environments under nonequilibrium conditions has been
of interest recently in a variety of contexts, including current-induced reactions in molecular …

Assessing mixed quantum-classical molecular dynamics methods for nonadiabatic dynamics of molecules on metal surfaces

J Gardner, S Habershon, RJ Maurer - The Journal of Physical …, 2023 - ACS Publications
Mixed quantum-classical (MQC) methods for simulating the dynamics of molecules at metal
surfaces have the potential to accurately and efficiently provide mechanistic insight into …

Discretized hierarchical equations of motion in mixed Liouville–Wigner space for two-dimensional vibrational spectroscopies of liquid water

H Takahashi, Y Tanimura - The Journal of Chemical Physics, 2023 - pubs.aip.org
A model of a bulk water system describing the vibrational motion of intramolecular and
intermolecular modes is constructed, enabling analysis of its linear and nonlinear vibrational …

Quantum thermodynamics of the spin-boson model using the principle of minimal dissipation

S Gatto, A Colla, HP Breuer, M Thoss - Physical Review A, 2024 - APS
A recently developed approach to the thermodynamics of open quantum systems, on the
basis of the principle of minimal dissipation, is applied to the spin-boson model. Employing a …

[HTML][HTML] Unraveling current-induced dissociation mechanisms in single-molecule junctions

Y Ke, A Erpenbeck, U Peskin, M Thoss - The Journal of Chemical …, 2021 - pubs.aip.org
Understanding current-induced bond rupture in single-molecule junctions is both of
fundamental interest and a prerequisite for the design of molecular junctions, which are …

Sha** electronic flows with strongly correlated physics

A Erpenbeck, E Gull, G Cohen - Nano Letters, 2023 - ACS Publications
Nonequilibrium quantum transport is of central importance in nanotechnology. Its description
requires the understanding of strong electronic correlations that couple atomic-scale …