Computing equilibrium free energies using non-equilibrium molecular dynamics
As shown by Jarzynski, free energy differences between equilibrium states can be
expressed in terms of the statistics of work carried out on a system during non-equilibrium …
expressed in terms of the statistics of work carried out on a system during non-equilibrium …
First-principles study of point defects in an fcc Fe-10Ni-20Cr model alloy
The influence of the local environment on vacancy and self-interstitial formation energies
has been investigated in a face-centered-cubic (fcc) Fe-10Ni-20Cr model alloy by analyzing …
has been investigated in a face-centered-cubic (fcc) Fe-10Ni-20Cr model alloy by analyzing …
Calculation of excess free energies of precipitates via direct thermodynamic integration across phase boundaries
We describe a technique for constraining macroscopic fluctuations in thermodynamic
variables well-suited for Monte Carlo (MC) simulations of multiphase equilibria. In particular …
variables well-suited for Monte Carlo (MC) simulations of multiphase equilibria. In particular …
Molecular monte carlo simulations using graphics processing units: To waste recycle or not?
J Kim, JM Rodgers, M Athenes… - Journal of Chemical Theory …, 2011 - ACS Publications
In the waste recycling Monte Carlo (WRMC) algorithm, multiple trial states may be
simultaneously generated and utilized during Monte Carlo moves to improve the statistical …
simultaneously generated and utilized during Monte Carlo moves to improve the statistical …
Estimating linear mass transport coefficients in solid solutions via correlation splitting and a law of total diffusion
Directly computing linear mass transport coefficients in stochastic models entails integrating
over time the equilibrium correlations between atomic displacements. Here, we show how to …
over time the equilibrium correlations between atomic displacements. Here, we show how to …
[PDF][PDF] Conditioning and enhanced sampling schemes for simulating thermodynamic and kinetic properties of condensed matter
M Athènes - 2018 - cea.hal.science
Abstract The Monte Carlo method is a stochastic simulation approach essentially used to
estimate multi-dimensional integrals. This is traditionally achieved by generating a sample of …
estimate multi-dimensional integrals. This is traditionally achieved by generating a sample of …
Using Bayes formula to estimate rates of rare events in transition path sampling simulations
P Terrier, MC Marinica, M Athènes - The Journal of Chemical Physics, 2015 - pubs.aip.org
Transition path sampling is a method for estimating the rates of rare events in molecular
systems based on the gradual transformation of a path distribution containing a small …
systems based on the gradual transformation of a path distribution containing a small …
Estimating time-correlation functions by sampling and unbiasing dynamically activated events
M Athènes, MC Marinica, T Jourdan - The Journal of chemical physics, 2012 - pubs.aip.org
Transition path sampling is a rare-event method that estimates state-to-state time-correlation
functions in many-body systems from samples of short trajectories. In this framework, it is …
functions in many-body systems from samples of short trajectories. In this framework, it is …
Etude à l'échelle atomique de la plasticité et de la sur-stœchiométrie dans le dioxyde d'uranium
A Soulié - 2018 - theses.hal.science
L'objectif de ce travail consiste d'une part à étudier la plasticité dans le dioxyde d'uranium en
décrivant à l'échelle atomique le mécanisme de glissement des dislocations, et d'autre part …
décrivant à l'échelle atomique le mécanisme de glissement des dislocations, et d'autre part …
Mass transport computations via correlation splitting and a law of total diffusion
Directly computing mass transport coefficients in stochastic models requires integrating over
time the equilibrium correlations between atomic displacements. Here, we show how to …
time the equilibrium correlations between atomic displacements. Here, we show how to …