Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Shear localization in a model glass.

F Varnik1, L Bocquet, J-L Barrat

  • 1CECAM, ENS-Lyon, 46 Allée d'Italie, 69007 Lyon, France.

Physical Review Letters
|April 12, 2003
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Initial stages of rejuvenation of vapor-deposited glasses during isothermal annealing: Contrast between experiment and simulation.

The Journal of chemical physics·2024
Same author

Comment on "Fickian Non-Gaussian Diffusion in Glass-Forming Liquids".

Physical review letters·2023
Same author

Long-term memory and synapse-like dynamics in two-dimensional nanofluidic channels.

Science (New York, N.Y.)·2023
Same author

Urinary symptoms are very frequent in people with chronic respiratory disease attending pulmonary rehabilitation.

Pulmonology·2021
Same author

How to "measure" a structural relaxation time that is too long to be measured?

The Journal of chemical physics·2020
Same author

Studying polymer diffusiophoresis with non-equilibrium molecular dynamics.

The Journal of chemical physics·2020
Same journal

Erratum: Bacterial Turbulence at Compressible Fluid Interfaces [Phys. Rev. Lett. 136, 138301 (2026)].

Physical review letters·2026
Same journal

Unveiling Light-Quark Yukawa Flavor Structure via Dihadron Fragmentation at Lepton Colliders.

Physical review letters·2026
Same journal

Adaptable Route to Fast Coherent State Transport via Bang-Bang-Bang Protocols.

Physical review letters·2026
Same journal

Topological Transition and Emergence of Elasticity of Dislocation in Skyrmion Lattice: Beyond Kittel's Magnetic-Polar Analogy.

Physical review letters·2026
Same journal

Pound-Drever-Hall Method for Superconducting-Qubit Readout.

Physical review letters·2026
Same journal

Coupling a ^{73}Ge Nuclear Spin to an Electrostatically Defined Quantum Dot in Silicon.

Physical review letters·2026
See all related articles

Molecular dynamics simulations reveal shear localization in glassy materials, where systems separate into fluidized shear bands and unsheared regions. This study explores complex fluid rheology and stick-slip motion in soft glasses.

Area of Science:

  • * Condensed Matter Physics
  • * Rheology
  • * Materials Science

Background:

  • * Complex fluids and soft glasses often exhibit shear localization, a phenomenon where flow concentrates into narrow bands.
  • * Understanding the microscopic origins of shear localization is crucial for predicting material behavior under stress.

Purpose of the Study:

  • * To investigate shear localization in a simple model of a glassy material using molecular dynamics simulations.
  • * To characterize the dynamics of the shear band and the unsheared regions.
  • * To explore the occurrence of stick-slip motion at low shear rates.

Main Methods:

  • * Employed molecular dynamics (MD) simulations to model a simple glassy material.
  • * Analyzed the system's response to shear, focusing on the formation and properties of shear bands.

Related Experiment Videos

  • * Utilized a local intermediate scattering function to probe the dynamics of different regions.

    • Main Results:

    • * Demonstrated shear localization, with the system separating into a fluidized shear band and an unsheared part at low shear rates.
    • * Observed distinct dynamics in the shear band compared to the unsheared region, quantified by the intermediate scattering function.
    • * Identified stick-slip motion at very low shear rates.

    Conclusions:

    • * The study successfully models shear localization in a simple glassy system, providing insights into complex fluid behavior.
    • * Simulation results offer a platform for exploring complex rheological phenomena and can be compared with experimental data on soft glasses.