3 papers
physics.comp-ph2026
Linear Analysis of Stochastic Verlet-Type Integrators for Langevin Equations
Niels Grønbech-Jensen
We provide an analytical framework for analyzing the quality of stochastic Verlet-type integrators for simulating the Langevin equation. Focusing only on basic objective measures,…
physics.comp-ph2025
A Concurrent Multiscale Framework Coupling Direct Simulation Monte Carlo and Molecular Dynamics
Tim Linke, Dane Sterbentz, Niels Grønbech-Jensen +2
We present a new method to couple the Direct Simulation Monte Carlo (DSMC) algorithm with molecular dynamics (MD). The coupling approach generalizes prior coupling methods using a…
cond-mat.stat-mech2024
On the Definition of Velocity in Discrete-Time, Stochastic Langevin Simulations
Niels Grønbech-Jensen
We systematically develop beneficial and practical velocity measures for accurate and efficient statistical simulations of the Langevin equation with direct applications to computa…