ICET–a Python library for constructing and sampling alloy cluster expansions

M Ångqvist, WA Muñoz, JM Rahm… - Advanced Theory …, 2019 - Wiley Online Library
Alloy cluster expansions (CEs) provide an accurate and computationally efficient map** of
the potential energy surface of multi‐component systems that enables comprehensive …

First-principles simulation of the (Li–Ni–vacancy) O phase diagram and its relevance for the surface phases in Ni-Rich Li-Ion cathode materials

H Das, A Urban, W Huang, G Ceder - Chemistry of Materials, 2017 - ACS Publications
Despite several reports on the surface phase transformations from a layered to a disordered
spinel and a rock-salt structure at the surface of the Ni-rich cathodes, the precise structures …

Maximum satisfiabiliy

F Bacchus, M Järvisalo, R Martins - Handbook of satisfiability, 2021 - ebooks.iospress.nl
Maximum satisfiability (MaxSAT) is an optimization version of SAT that is solved by finding
an optimal truth assignment instead of just a satisfying one. In MaxSAT the objective function …

[HTML][HTML] CCEHC: An efficient local search algorithm for weighted partial maximum satisfiability

C Luo, S Cai, K Su, W Huang - Artificial Intelligence, 2017 - Elsevier
Weighted maximum satisfiability and (unweighted) partial maximum satisfiability (PMS) are
two significant generalizations of maximum satisfiability (MAX-SAT), and weighted partial …

Machine-learning the configurational energy of multicomponent crystalline solids

AR Natarajan, A Van der Ven - npj Computational Materials, 2018 - nature.com
Abstract Machine learning tools such as neural networks and Gaussian process regression
are increasingly being implemented in the development of atomistic potentials. Here, we …

First-principles study of the voltage profile and mobility of Mg intercalation in a chromium oxide spinel

T Chen, G Sai Gautam, W Huang… - Chemistry of …, 2018 - ACS Publications
The development of Mg batteries, which can potentially achieve higher energy densities
than Li-ion systems, is in need of cathodes that can reversibly intercalate Mg2+ and exhibit a …

Construction and Sampling of Alloy Cluster Expansions—A Tutorial

P Ekborg-Tanner, P Rosander, E Fransson, P Erhart - PRX Energy, 2024 - APS
Crystalline alloys and related mixed systems make up a large family of materials with high
tunability that have been proposed as the solution to a large number of energy-related …

An -norm regularized regression model for construction of robust cluster expansions in multicomponent systems

P Zhong, T Chen, L Barroso-Luque, F **e, G Ceder - Physical Review B, 2022 - APS
We introduce ℓ 0 ℓ 2-norm regularization and hierarchy constraints into linear regression for
the construction of cluster expansions to describe configurational disorder in materials. The …

Partial lifting of degeneracy in the Ising antiferromagnet on the kagome lattice

J Colbois, B Vanhecke, L Vanderstraeten, A Smerald… - Physical Review B, 2022 - APS
Motivated by dipolar-coupled artificial spin systems, we present a theoretical study of the
classical J 1-J 2-J 3 Ising antiferromagnet on the kagome lattice. We establish the ground …

Thermodynamically informed priors for uncertainty propagation in first-principles statistical mechanics

DE Ober, A Van der Ven - Physical Review Materials, 2024 - APS
This work demonstrates how first-principles statistical mechanics approaches within a
Bayesian framework can quantify and propagate uncertainties to downstream …