Structural properties of sub-nanometer metallic clusters

F Baletto - Journal of Physics: Condensed Matter, 2019 - iopscience.iop.org
At the nanoscale, the investigation of structural features becomes fundamental as we can
establish relationships between cluster geometries and their physicochemical properties …

Nested sampling for materials

LB Pártay, G Csányi, N Bernstein - The European Physical Journal B, 2021 - Springer
We review the materials science applications of the nested sampling (NS) method, which
was originally conceived for calculating the evidence in Bayesian inference. We describe …

Exploring the configuration space of elemental carbon with empirical and machine learned interatomic potentials

GA Marchant, MA Caro, B Karasulu… - npj Computational …, 2023 - nature.com
We demonstrate how the many-body potential energy landscape of carbon can be explored
with the nested sampling algorithm, allowing for the calculation of its pressure-temperature …

A universal signature in the melting of metallic nanoparticles

L Delgado-Callico, K Rossi, R Pinto-Miles… - Nanoscale, 2021 - pubs.rsc.org
Predicting when phase changes occur in nanoparticles is fundamental for designing the
next generation of devices suitable for catalysis, biomedicine, optics, chemical sensing and …

Nanohardness from first principles with active learning on atomic environments

EV Podryabinkin, AG Kvashnin… - Journal of Chemical …, 2022 - ACS Publications
We propose a methodology for the calculation of nanohardness by atomistic simulations of
nanoindentation. The methodology is enabled by machine-learning interatomic potentials …

Surface phase diagrams from nested sampling

M Yang, LB Pártay, RB Wexler - Physical Chemistry Chemical Physics, 2024 - pubs.rsc.org
Studies in atomic-scale modeling of surface phase equilibria often focus on temperatures
near zero Kelvin due to the challenges in calculating the free energy of surfaces at finite …

On machine learning force fields for metallic nanoparticles

C Zeni, K Rossi, A Glielmo, F Baletto - Advances in Physics: X, 2019 - Taylor & Francis
Machine learning algorithms have recently emerged as a tool to generate force fields which
display accuracies approaching the ones of the ab-initio calculations they are trained on, but …

Structural screening and design of platinum nanosamples for oxygen reduction

K Rossi, GG Asara, F Baletto - Acs Catalysis, 2020 - ACS Publications
Nanocatalyst-by-design promises to empower the next generation of electrodes for energy
devices. However, current numerical methods consider individual and often geometrical …

Out-of-equilibrium polymorph selection in nanoparticle freezing

J Amodeo, F Pietrucci, J Lam - The Journal of Physical Chemistry …, 2020 - ACS Publications
The ability to design synthesis processes that are out of equilibrium has opened the
possibility of creating nanomaterials with remarkable physicochemical properties, choosing …

Structural characterisation of nanoalloys for (photo) catalytic applications with the Sapphire library

RM Jones, K Rossi, C Zeni, M Vanzan… - Faraday …, 2023 - pubs.rsc.org
A non-trivial interplay rules the relationship between the structure and the chemophysical
properties of a nanoparticle. In this context, characterization experiments, molecular …