Coarse-grained modelling out of equilibrium

T Schilling - Physics Reports, 2022 - Elsevier
Abstract Active matter, responsive (“smart”) materials and materials under time-dependent
load are systems out of thermal equilibrium. To construct coarse-grained models for such …

Dynamic coarse-graining of linear and non-linear systems: Mori–Zwanzig formalism and beyond

B Jung, G Jung - The Journal of Chemical Physics, 2023 - pubs.aip.org
To investigate the impact of non-linear interactions on dynamic coarse graining, we study a
simplified model system featuring a tracer particle in a complex environment. Using a …

[HTML][HTML] A microcanonical approach to temperature-transferable coarse-grained models using the relative entropy

E Pretti, MS Shell - The Journal of Chemical Physics, 2021 - pubs.aip.org
Bottom-up coarse-graining methods provide systematic tools for creating simplified models
of molecular systems. However, coarse-grained (CG) models produced with such methods …

Coarse-graining auto-encoders for molecular dynamics

W Wang, R Gómez-Bombarelli - npj Computational Materials, 2019 - nature.com
Molecular dynamics simulations provide theoretical insight into the microscopic behavior of
condensed-phase materials and, as a predictive tool, enable computational design of new …

Slicing and dicing: Optimal coarse-grained representation to preserve molecular kinetics

W Yang, C Templeton, D Rosenberger… - ACS Central …, 2023 - ACS Publications
The aim of molecular coarse-graining approaches is to recover relevant physical properties
of the molecular system via a lower-resolution model that can be more efficiently simulated …

[HTML][HTML] Incorporation of memory effects in coarse-grained modeling via the Mori-Zwanzig formalism

Z Li, X Bian, X Li, GE Karniadakis - The Journal of chemical physics, 2015 - pubs.aip.org
The Mori-Zwanzig formalism for coarse-graining a complex dynamical system typically
introduces memory effects. The Markovian assumption of delta-correlated fluctuating forces …

Coarse-graining errors and numerical optimization using a relative entropy framework

A Chaimovich, MS Shell - The Journal of chemical physics, 2011 - pubs.aip.org
The ability to generate accurate coarse-grained models from reference fully atomic (or
otherwise “first-principles”) ones has become an important component in modeling the …

Coarse-graining Kohn–Sham density functional theory

P Suryanarayana, K Bhattacharya, M Ortiz - Journal of the Mechanics and …, 2013 - Elsevier
We present a real-space formulation for coarse-graining Kohn–Sham Density Functional
Theory that significantly speeds up the analysis of material defects without appreciable loss …

Predictive coarse-graining

M Schöberl, N Zabaras, PS Koutsourelakis - Journal of Computational …, 2017 - Elsevier
We propose a data-driven, coarse-graining formulation in the context of equilibrium
statistical mechanics. In contrast to existing techniques which are based on a fine-to-coarse …

Microscopic derivation of particle-based coarse-grained dynamics

S Izvekov - The Journal of chemical physics, 2013 - pubs.aip.org
In this paper we revisit the derivation of equations of motion for coarse-grained (CG)
particles from the microscopic Hamiltonian dynamics of the underlying atomistic system in …