Plastic response of a 2d amorphous solid to quasi-static shear: Ii-dynamical noise and avalanches in a mean field model

A Lemaître, C Caroli - arXiv preprint arXiv:0705.3122, 2007 - arxiv.org
We build a minimal, mean-field, model of plasticity of amorphous solids, based upon a
phenomenology of dissipative events derived, in a preceding paper [A. Lemaitre, C. Caroli …

Elastic avalanches reveal marginal behavior in amorphous solids

B Shang, P Guan, JL Barrat - Proceedings of the National …, 2020 - National Acad Sciences
Mechanical deformation of amorphous solids can be described as consisting of an elastic
part in which the stress increases linearly with strain, up to a yield point at which the solid …

Forced deterministic dynamics on a random energy landscape: Implications for the physics of amorphous solids

A Szulc, O Gat, I Regev - Physical Review E, 2020 - APS
The dynamics of supercooled liquids and plastically deformed amorphous solids is known to
be dominated by the structure of their rough energy landscapes. Recent experiments and …

Plastic response of a two-dimensional amorphous solid to quasistatic shear: Transverse particle diffusion and phenomenology of dissipative events

A Lemaître, C Caroli - Physical Review E—Statistical, Nonlinear, and Soft …, 2007 - APS
We perform extensive simulations of a two-dimensional Lennard-Jones glass subjected to
quasistatic shear deformation at T= 0. We analyze the distribution of nonaffine …

Avalanches, precursors, and finite-size fluctuations in a mesoscopic model of amorphous plasticity

M Talamali, V Petäjä, D Vandembroucq, S Roux - Physical Review E …, 2011 - APS
We discuss avalanche and finite-size fluctuations in a mesoscopic model to describe the
shear plasticity of amorphous materials. Plastic deformation is assumed to occur through …

Amorphous systems in athermal, quasistatic shear

CE Maloney, A Lemaitre - Physical Review E—Statistical, Nonlinear, and Soft …, 2006 - APS
We present results on a series of two-dimensional atomistic computer simulations of
amorphous systems subjected to simple shear in the athermal, quasistatic limit. The …

Robustness of avalanche dynamics in sheared amorphous solids as probed by transverse diffusion

J Chattoraj, C Caroli, A Lemaitre - … Review E—Statistical, Nonlinear, and Soft …, 2011 - APS
Using numerical simulations, we perform an extensive finite-size analysis of the transverse
diffusion coefficient in a sheared 2D amorphous solid over a broad range of strain rates at …

Random critical point separates brittle and ductile yielding transitions in amorphous materials

M Ozawa, L Berthier, G Biroli… - Proceedings of the …, 2018 - National Acad Sciences
We combine an analytically solvable mean-field elasto-plastic model with molecular
dynamics simulations of a generic glass former to demonstrate that, depending on their …

Mean-field description of plastic flow in amorphous solids

J Lin, M Wyart - Physical review X, 2016 - APS
Failure and flow of amorphous materials are central to various phenomena including
earthquakes and landslides. There is accumulating evidence that the yielding transition …

Universal features of amorphous plasticity

Z Budrikis, DF Castellanos, S Sandfeld, M Zaiser… - Nature …, 2017 - nature.com
Plastic yielding of amorphous solids occurs by power-law distributed deformation
avalanches whose universality is still debated. Experiments and molecular dynamics …