Convolutional neural networks for large-scale dynamical modeling of itinerant magnets

X Cheng, S Zhang, PCH Nguyen, S Azarfar… - Physical Review …, 2023 - APS
Complex spin textures in itinerant electron magnets hold promises for next-generation
memory and information technology. The long-ranged and often frustrated electron …

Machine learning for structure-property map** of Ising models: Scalability and limitations

Z Tian, S Zhang, GW Chern - Physical Review E, 2023 - APS
We present a scalable machine learning (ML) framework for predicting intensive properties
and particularly classifying phases of Ising models. Scalability and transferability are central …

Machine learning for phase ordering dynamics of charge density waves

C Cheng, S Zhang, GW Chern - Physical Review B, 2023 - APS
We present a machine learning (ML) framework for large-scale dynamical simulations of
charge density wave (CDW) states. The charge modulation in a CDW state is often …

Kinetics of orbital ordering in cooperative Jahn-Teller models: Machine-learning enabled large-scale simulations

S Ghosh, S Zhang, C Cheng, GW Chern - Physical Review Materials, 2024 - APS
We present a scalable machine-learning (ML) force-field model for the adiabatic dynamics of
cooperative Jahn-Teller (JT) systems. Large-scale dynamical simulations of the JT model …

Coarsening of chiral domains in itinerant electron magnets: A machine learning force-field approach

Y Fan, S Zhang, GW Chern - Physical Review B, 2024 - APS
Frustrated itinerant magnets often exhibit complex noncollinear or noncoplanar magnetic
orders which support topological electronic structures. A canonical example is the …

Machine learning for structure-property relationships: Scalability and limitations

Z Tian, S Zhang, GW Chern - arxiv preprint arxiv:2304.05502, 2023 - arxiv.org
We present a scalable machine learning (ML) framework for predicting intensive properties
and particularly classifying phases of many-body systems. Scalability and transferability are …

Machine learning nonequilibrium electron forces for spin dynamics of itinerant magnets

P Zhang, GW Chern - npj Computational Materials, 2023 - nature.com
We present a generalized potential theory for conservative as well as nonconservative
forces for the Landau-Lifshitz magnetization dynamics. Importantly, this formulation makes …

Machine learning approach for vibronically renormalized electronic band structures

N Aryal, S Zhang, W Yin, GW Chern - arxiv preprint arxiv:2409.01523, 2024 - arxiv.org
We present a machine learning (ML) method for efficient computation of vibrational thermal
expectation values of physical properties from first principles. Our approach is based on the …

Machine Learning Force-Field Approach for Itinerant Electron Magnets

S Zhang, Y Fan, K Shimizu, GW Chern - arxiv preprint arxiv:2501.06171, 2025 - arxiv.org
We review the recent development of machine-learning (ML) force-field frameworks for
Landau-Lifshitz-Gilbert (LLG) dynamics simulations of itinerant electron magnets, focusing …

Unsupervised Machine Learning Phase Classification for Falicov-Kimball Model

L Frk, P Baláž, E Archemashvili, M Žonda - arxiv preprint arxiv …, 2024 - arxiv.org
We apply various unsupervised machine learning methods for phase classification to
investigate the finite-temperature phase diagram of the spinless Falicov-Kimball model in …