Introducing memory in coarse-grained molecular simulations

V Klippenstein, M Tripathy, G Jung… - The Journal of …, 2021 - ACS Publications
Preserving the correct dynamics at the coarse-grained (CG) level is a pressing problem in
the development of systematic CG models in soft matter simulation. Starting from the seminal …

Model reduction techniques for the computation of extended Markov parameterizations for generalized Langevin equations

N Bockius, J Shea, G Jung, F Schmid… - Journal of Physics …, 2021 - iopscience.iop.org
The generalized Langevin equation is a model for the motion of coarse-grained particles
where dissipative forces are represented by a memory term. The numerical realization of …

Dynamics of current, charge and mass

B Eisenberg, X Oriols, D Ferry - Computational and Mathematical …, 2017 - degruyter.com
Electricity plays a special role in our lives and life. The dynamics of electrons allow light to
flow through a vacuum. The equations of electron dynamics are nearly exact and apply from …

Electrodynamics correlates knock-on and knock-off: Current is spatially uniform in ion channels

RS Eisenberg - arxiv preprint arxiv:2002.09012, 2020 - arxiv.org
Ions in channels have been imagined as hard balls in a macroscopic mechanical model, for
a very long time. Hard balls interact by collisions in such models, randomly knocking each …

Brownian dynamics of Dirac fermions in twisted bilayer graphene

A Yar - Physica Scripta, 2023 - iopscience.iop.org
Brownian dynamics of Dirac fermions in twisted bilayer graphene is investigated within the
framework of semiclassical relativistic Langevin equations. We find that under the influence …

Overdamped langevin dynamics simulations of grain boundary motion

C Baruffi, A Finel, Y Le Bouar, B Bacroix, OU Salman - Materials Theory, 2019 - Springer
Macroscopic properties of structural materials are strongly dependent on their
microstructure. However, the modeling of their evolution is a complex task because of the …

Atomistic simulation of martensite microstructural evolution during temperature driven β→ α transition in pure titanium

C Baruffi, A Finel, Y Le Bouar, B Bacroix… - Computational Materials …, 2022 - Elsevier
Titanium and its alloys undergo temperature-driven martensitic phase transformation
leading to the development of complex microstructures at mesoscale. Optimizing the …

Computational model of integrin adhesion elongation under an actin fiber

S Campbell, MC Mendoza, A Rammohan… - PLOS Computational …, 2023 - journals.plos.org
Cells create physical connections with the extracellular environment through adhesions.
Nascent adhesions form at the leading edge of migrating cells and either undergo cycles of …

Langevin Simulations of Magnetic Nanoparticles: From Self-Assembly to Magnetic Relaxation

J Davidson - 2024 - search.proquest.com
This dissertation presents a comprehensive study on the dynamics of magnetic nanoparticle
systems using Langevin dynamics simulations. Nanoparticles, particularly magnetic ones …

[HTML][HTML] Development of Bottom-up and Iterative Methods for Non-Markovian Coarse-Grained Modeling of Molecular Dynamics

V Klippenstein - 2024 - tuprints.ulb.tu-darmstadt.de
While computational power has been steadily increasing throughout the recent decades,
computational modeling in terms of atomistic molecular dynamics simulations is still limited …