The role of annealing in determining the yielding behavior of glasses under cyclic shear deformation
Yielding behavior in amorphous solids has been investigated in computer simulations using
uniform and cyclic shear deformation. Recent results characterize yielding as a …
uniform and cyclic shear deformation. Recent results characterize yielding as a …
Non-affine atomic rearrangement of glasses through stress-induced structural anisotropy
The atomic-scale structural rearrangement of glasses on applied stress is central to the
understanding of their macroscopic mechanical properties and behaviour. However …
understanding of their macroscopic mechanical properties and behaviour. However …
Brittle yielding in supercooled liquids below the critical temperature of mode coupling theory
Molecular dynamics computer simulations of a polydisperse soft-sphere model under shear
are presented. The starting point for these simulations are deeply supercooled samples far …
are presented. The starting point for these simulations are deeply supercooled samples far …
Nucleation theory for yielding of nearly defect-free crystals: Understanding rate dependent yield points
Experiments and simulations show that when an initially defect-free rigid crystal is subjected
to deformation at a constant rate, irreversible plastic flow commences at the so-called yield …
to deformation at a constant rate, irreversible plastic flow commences at the so-called yield …
Thawed matrix method for computing local mechanical properties of amorphous solids
We present a method for computing locally varying nonlinear mechanical properties in
particle simulations of amorphous solids. Plastic rearrangements outside a probed region …
particle simulations of amorphous solids. Plastic rearrangements outside a probed region …
Precursors of fluidisation in the creep response of a soft glass
Via extensive numerical simulations, we study the fluidisation process of dense amorphous
materials subjected to an external shear stress, using a three-dimensional colloidal glass …
materials subjected to an external shear stress, using a three-dimensional colloidal glass …
Flow heterogeneities in supercooled liquids and glasses under shear
Using extensive nonequilibrium molecular dynamics simulations, we investigate a glass-
forming binary Lennard-Jones mixture under shear. Both supercooled liquids and glasses …
forming binary Lennard-Jones mixture under shear. Both supercooled liquids and glasses …
Continuum mechanics of nonideal crystals: Microscopic approach based on projection-operator formalism
F Miserez, S Ganguly, R Haussmann, M Fuchs - Physical Review E, 2022 - APS
We present a microscopic derivation of the laws of continuum mechanics of nonideal
ordered solids including dissipation, defect diffusion, and heat transport. The starting point is …
ordered solids including dissipation, defect diffusion, and heat transport. The starting point is …
[PDF][PDF] From point particles to body points
A DiCarlo, P Podio-Guidugli - Math. Eng., 2022 - researchgate.net
Given a spacetime background against which to observe it, a material system in motion can
be modeled discretely, as a collection of particles called 'point masses', or continuously, as a …
be modeled discretely, as a collection of particles called 'point masses', or continuously, as a …
Elasticity in crystals with a high density of local defects: Insights from ultra-soft colloids
In complex crystals close to melting or at finite temperatures, different types of defects are
ubiquitous and their role becomes relevant in the mechanical response of these solids …
ubiquitous and their role becomes relevant in the mechanical response of these solids …