Large-scale computations in chemistry: a bird's eye view of a vibrant field

AV Akimov, OV Prezhdo - Chemical reviews, 2015 - ACS Publications
1.1. The Meaning of “Large Scale” In general, the term “large scale” can have one of the
following five meanings in computational chemistry:(1) large size: power-law and …

The modified embedded-atom method interatomic potentials and recent progress in atomistic simulations

BJ Lee, WS Ko, HK Kim, EH Kim - Calphad, 2010 - Elsevier
Atomistic simulations such as molecular dynamics and Monte Carlo are widely used for
understanding the material's behavior at a more fundamental level, eg, at the atomic level …

[HTML][HTML] Highly efficient decomposition of ammonia using high-entropy alloy catalysts

P Xie, Y Yao, Z Huang, Z Liu, J Zhang, T Li… - Nature …, 2019 - nature.com
Ammonia represents a promising liquid fuel for hydrogen storage, but its large-scale
application is limited by the need for precious metal ruthenium (Ru) as catalyst. Here we …

[HTML][HTML] Understanding the physical metallurgy of the CoCrFeMnNi high-entropy alloy: an atomistic simulation study

WM Choi, YH Jo, SS Sohn, S Lee, BJ Lee - npj Computational Materials, 2018 - nature.com
Although high-entropy alloys (HEAs) are attracting interest, the physical metallurgical
mechanisms related to their properties have mostly not been clarified, and this limits wider …

Computationally aided, entropy-driven synthesis of highly efficient and durable multi-elemental alloy catalysts

Y Yao, Z Liu, P Xie, Z Huang, T Li, D Morris… - Science …, 2020 - science.org
Multi-elemental alloy nanoparticles (MEA-NPs) hold great promise for catalyst discovery in a
virtually unlimited compositional space. However, rational and controllable synthesize of …

[HTML][HTML] Assessment and optimization of the fast inertial relaxation engine (fire) for energy minimization in atomistic simulations and its implementation in lammps

J Guénolé, WG Nöhring, A Vaid, F Houllé, Z Xie… - Computational Materials …, 2020 - Elsevier
In atomistic simulations, pseudo-dynamical relaxation schemes often exhibit better
performance and accuracy in finding local minima than line-search-based descent …

Overcoming immiscibility toward bimetallic catalyst library

C Yang, BH Ko, S Hwang, Z Liu, Y Yao, W Luc… - Science …, 2020 - science.org
Bimetallics are emerging as important materials that often exhibit distinct chemical
properties from monometallics. However, there is limited access to homogeneously alloyed …

Development of new interatomic potentials appropriate for crystalline and liquid iron

MI Mendelev, S Han, DJ Srolovitz… - Philosophical …, 2003 - Taylor & Francis
Two procedures were developed to fit interatomic potentials of the embedded-atom method
(EAM) form and applied to determine a potential which describes crystalline and liquid iron …

Development and application of a Ni-Ti interatomic potential with high predictive accuracy of the martensitic phase transition

WS Ko, B Grabowski, J Neugebauer - Physical Review B, 2015 - APS
Phase transitions in nickel-titanium shape-memory alloys are investigated by means of
atomistic simulations. A second nearest-neighbor modified embedded-atom method …

Modeling refractory high-entropy alloys with efficient machine-learned interatomic potentials: Defects and segregation

J Byggmästar, K Nordlund, F Djurabekova - Physical Review B, 2021 - APS
We develop a fast and accurate machine-learned interatomic potential for the Mo-Nb-Ta-VW
quinary system and use it to study segregation and defects in the body-centered-cubic …