Search Results for author: Nicolas Bertin

Found 3 papers, 1 papers with code

Learning dislocation dynamics mobility laws from large-scale MD simulations

no code implementations25 Sep 2023 Nicolas Bertin, Vasily V. Bulatov, Fei Zhou

The computational method of discrete dislocation dynamics (DDD), used as a coarse-grained model of true atomistic dynamics of lattice dislocations, has become of powerful tool to study metal plasticity arising from the collective behavior of dislocations.

Score-based denoising for atomic structure identification

1 code implementation5 Dec 2022 Tim Hsu, Babak Sadigh, Nicolas Bertin, Cheol Woo Park, James Chapman, Vasily Bulatov, Fei Zhou

We propose an effective method for removing thermal vibrations that complicate the task of analyzing complex dynamics in atomistic simulation of condensed matter.

Denoising Template Matching

Accelerating discrete dislocation dynamics simulations with graph neural networks

no code implementations5 Aug 2022 Nicolas Bertin, Fei Zhou

Discrete dislocation dynamics (DDD) is a widely employed computational method to study plasticity at the mesoscale that connects the motion of dislocation lines to the macroscopic response of crystalline materials.

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