Viscosity in water from first-principles and deep-neural-network simulations

C Malosso, L Zhang, R Car, S Baroni… - npj Computational …, 2022 - nature.com
We report on an extensive study of the viscosity of liquid water at near-ambient conditions,
performed within the Green-Kubo theory of linear response and equilibrium ab initio …

[HTML][HTML] Investigating finite-size effects in molecular dynamics simulations of ion diffusion, heat transport, and thermal motion in superionic materials

F Grasselli - The Journal of Chemical Physics, 2022 - pubs.aip.org
The effects of the finite size of the simulation box in equilibrium molecular dynamics
simulations are investigated for prototypical superionic conductors of different types, namely …

Thermal transport of glasses via machine learning driven simulations

P Pegolo, F Grasselli - Frontiers in Materials, 2024 - frontiersin.org
Accessing the thermal transport properties of glasses is a major issue for the design of
production strategies of glass industry, as well as for the plethora of applications and …

Thermal transport of LiPS solid electrolytes with ab initio accuracy

D Tisi, F Grasselli, L Gigli, M Ceriotti - arXiv preprint arXiv:2401.12936, 2024 - arxiv.org
The vast amount of computational studies on electrical conduction in solid state electrolytes
is not mirrored by comparable efforts addressing thermal conduction, which has been …

Ultralow thermal conductivity in defect pyrochlores: balancing mass fluctuation scattering and rattling modes

N Ormerod, AV Powell, R Grau-Crespo… - Journal of Materials …, 2024 - pubs.rsc.org
Defect pyrochlores are promising candidates for thermally-insulating materials for use in
technological applications. Preparation of materials of general formula K1− xCsxTa1 …

Self-interaction and transport of solvated electrons in molten salts

P Pegolo, S Baroni, F Grasselli - The Journal of Chemical Physics, 2023 - pubs.aip.org
The dynamics of (few) electrons dissolved in an ionic fluid—as when a small amount of
metal is added to a solution while upholding its electronic insulation—manifests interesting …

Predicting viscosity-concentration dependencies of binary organic mixtures using molecular dynamics methods

OV Kashurin, VI Deshchenya, ND Kondratyuk - Fluid Phase Equilibria, 2025 - Elsevier
The shear viscosity of organic liquids is very important for industrial applications. This paper
focuses on the blind prediction of concentration-viscosity dependencies for organic mixtures …

Heat conductivity from energy-density fluctuations

E Drigo, MG Izzo, S Baroni - The Journal of Chemical Physics, 2023 - pubs.aip.org
We present a method, based on the classical Green-Kubo theory of linear response, to
compute the heat conductivity of extended systems, leveraging energy-density, rather than …

DFT-Based Polarizable Ion Models for Molten Rare-Earth Chlorides: From Lanthanum to Europium

K Goloviznina, MC Notarangelo… - The Journal of …, 2024 - ACS Publications
We developed a systematic polarizable force field for molten trivalent rare-earth chlorides,
from lanthanum to europium, based on first-principle calculations. The proposed model was …

Seebeck coefficient of ionic conductors from Bayesian regression analysis

E Drigo, S Baroni, P Pegolo - Journal of Chemical Theory and …, 2024 - ACS Publications
We propose a novel approach to evaluating the ionic Seebeck coefficient in electrolytes from
relatively short equilibrium molecular dynamics simulations, based on the Green–Kubo …