Memory formation in matter
Memory formation in matter is a theme of broad intellectual relevance; it sits at the
interdisciplinary crossroads of physics, biology, chemistry, and computer science. Memory …
interdisciplinary crossroads of physics, biology, chemistry, and computer science. Memory …
Complex pathways and memory in compressed corrugated sheets
H Bense, M van Hecke - Proceedings of the National …, 2021 - National Acad Sciences
The nonlinear response of driven complex materials—disordered magnets, amorphous
media, and crumpled sheets—features intricate transition pathways where the system …
media, and crumpled sheets—features intricate transition pathways where the system …
Sequential snapping and pathways in a mechanical metamaterial
J Ding, M van Hecke - The Journal of Chemical Physics, 2022 - pubs.aip.org
Materials that feature bistable elements, hysterons, exhibit memory effects. Often, these
hysterons are difficult to observe or control directly. Here, we introduce a mechanical …
hysterons are difficult to observe or control directly. Here, we introduce a mechanical …
Networks and hierarchies: How amorphous materials learn to remember
We consider the slow and athermal deformations of amorphous solids and show how the
ensuing sequence of discrete plastic rearrangements can be mapped onto a directed …
ensuing sequence of discrete plastic rearrangements can be mapped onto a directed …
Multiple memory formation in glassy landscapes
CW Lindeman, SR Nagel - Science Advances, 2021 - science.org
Cyclically sheared jammed packings form memories of the shear amplitude at which they
were trained by falling into periodic orbits where each particle returns to the identical …
were trained by falling into periodic orbits where each particle returns to the identical …
Unified phase diagram of reversible–irreversible, jamming, and yielding transitions in cyclically sheared soft-sphere packings
Self-organization, and transitions from reversible to irreversible behavior, of interacting
particle assemblies driven by externally imposed stresses or deformation is of interest in …
particle assemblies driven by externally imposed stresses or deformation is of interest in …
Global memory from local hysteresis in an amorphous solid
A disordered material that cannot relax to equilibrium, such as an amorphous or glassy
solid, responds to deformation in a way that depends on its past. In experiments we train a …
solid, responds to deformation in a way that depends on its past. In experiments we train a …
Models for the yielding behavior of amorphous solids
S Sastry - Physical Review Letters, 2021 - APS
Investigations of plastic deformation and yielding of amorphous solids reveal a strong
dependence of their yielding behavior on the degree of annealing. Above a threshold …
dependence of their yielding behavior on the degree of annealing. Above a threshold …
Critical behavior of density-driven and shear-driven reversible–irreversible transitions in cyclically sheared vortices
S Maegochi, K Ienaga, S Okuma - Scientific Reports, 2021 - nature.com
Random assemblies of particles subjected to cyclic shear undergo a reversible–irreversible
transition (RIT) with increasing a shear amplitude d or particle density n, while the latter type …
transition (RIT) with increasing a shear amplitude d or particle density n, while the latter type …
Annealing glasses by cyclic shear deformation
A major challenge in simulating glassy systems is the ability to generate configurations that
may be found in equilibrium at sufficiently low temperatures, in order to probe static and …
may be found in equilibrium at sufficiently low temperatures, in order to probe static and …