Equation of state and force fields for Feynman–Hibbs-corrected Mie fluids. I. Application to pure helium, neon, hydrogen, and deuterium

A Aasen, M Hammer, Å Ervik, EA Müller… - The Journal of …, 2019 - pubs.aip.org
We present a perturbation theory that combines the use of a third-order Barker–Henderson
expansion of the Helmholtz energy with Mie-potentials that include first-(Mie-FH1) and …

[HTML][HTML] Ab initio development of generalized Lennard-Jones (Mie) force fields for predictions of thermodynamic properties in advanced molecular-based SAFT …

PJ Walker, T Zhao, AJ Haslam… - The Journal of Chemical …, 2022 - pubs.aip.org
A methodology for obtaining molecular parameters of a modified statistical associating fluid
theory for variable-range interactions of Mie form (SAFT-VR Mie) equation of state (EoS) …

Microcanonical-ensemble computer simulation of the high-temperature expansion coefficients of the Helmholtz free energy of a square-well fluid

F Sastre, E Moreno-Hilario, MG Sotelo-Serna… - Molecular …, 2018 - Taylor & Francis
The microcanonical-ensemble computer simulation method (MCE) is used to evaluate the
perturbation terms A i of the Helmholtz free energy of a square-well (SW) fluid. The MCE …

Corresponding-states framework for classical and quantum fluids—Beyond Feynman–Hibbs

T van Westen, G Bauer, J Gross - The Journal of Chemical Physics, 2025 - pubs.aip.org
Effective potential methods, obtained by applying a quantum correction to a classical pair
potential, are widely used for describing the thermophysical properties of fluids with mild …

Predicting phase coexistence and adsorption isotherms of classical and quantum fluids using the microcanonical-ensemble perturbation theory (MEPT)

VM Trejos, A Martínez-Borquez… - Journal of Molecular …, 2024 - Elsevier
Abstract The Microcanonical-Ensemble Perturbation Theory (MEPT) of Sastre et al.(2018)[7]
has been extended to study the vapor-liquid phase coexistence of binary and ternary …

Semiclassical thermodynamic geometry

LF Escamilla-Herrera, JL López-Picón, J Torres-Arenas… - Physical Review E, 2024 - APS
In this work the thermodynamic geometry (TG) of semiclassical fluids is analyzed. We
present results for two models. The first one is a semiclassical hard-sphere (SCHS) fluid …

Molecular Dynamics simulations and discrete perturbation theory for systems interacting via the parabolic-well pair potential

AJ Ríos-Roldán, JA Moreno-Razo… - Journal of Molecular …, 2024 - Elsevier
In this work, we performed Molecular Dynamics (MD) simulations to investigate the
thermodynamic properties, including vapor pressures, critical points, pressure, excess …

Computer simulation of liquid-vapor coexistence of confined quantum fluids

VM Trejos, A Gil-Villegas, A Martinez - The Journal of Chemical …, 2013 - pubs.aip.org
The liquid-vapor coexistence (LV) of bulk and confined quantum fluids has been studied by
Monte Carlo computer simulation for particles interacting via a semiclassical effective pair …

Microcanonical-ensemble perturbation theory for thermodynamic and diffusion properties of square-well fluids

A Martínez-Borquez, VM Trejos… - Journal of Molecular …, 2022 - Elsevier
We present results for thermodynamic and diffusion properties of a square-well fluid (SW)
using the Microcanonical-Ensemble perturbation theory (MEPT)[Mol. Phys. 116, 351 (2018)] …

Molecular thermodynamics of quantum square-well fluids using a path-integral perturbation theory

C Serna, A Gil-Villegas - Molecular Physics, 2016 - Taylor & Francis
We present a thermodynamic perturbation theory for fluids composed of N quantum particles
of diameter α and mass m contained within a volume V at temperature T, interacting via a …