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

Logarithmic relaxation in a kinetically constrained model.

Angel J Moreno1, Juan Colmenero

  • 1Donostia International Physics Center, Paseo Manuel de Lardizabal 4, 20018 San Sebastián, Spain.

The Journal of Chemical Physics
|July 26, 2006
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

Single-chain polymer nanoparticles for oil solubilization.

Journal of colloid and interface science·2025
Same author

Bond-Reversibility Effects on Self-Crowding of Unimacromolecular Nano-Objects.

ACS macro letters·2025
Same author

Chain dynamics in polyisoprene stars with arms linked by dynamic covalent bonds to the central core.

Soft matter·2025
Same author

Mesoscopic Dynamics in Molecular Liquids: Universality of Nondispersive Structural Mode and Its Reflection in Self-Atomic Motions.

Physical review letters·2025
Same author

Why Single-Chain Nanoparticles from Weak Polyelectrolytes Can Be Synthesized at Large Scale in Concentrated Solution?

Macromolecular rapid communications·2024
Same author

Segmental and Chain Dynamics of Polyisoprene-Based Model Vitrimers.

Macromolecules·2024
Same journal

Anharmonic phonons via quantum thermal bath simulations.

The Journal of chemical physics·2026
Same journal

Quantum simulation of alignment dependent differential cross sections in co-propagating molecular beams at cold collision energies.

The Journal of chemical physics·2026
Same journal

Non-additive ion effects on the coil-globule equilibrium of a generic polymer in aqueous salt solutions.

The Journal of chemical physics·2026
Same journal

Insights into the unexpected small reduction of the temperature of maximum density of water by lithium chloride addition.

The Journal of chemical physics·2026
Same journal

Optical frequency comb double-resonance spectroscopy of the 9030-9175 cm-1 states of ethylene.

The Journal of chemical physics·2026
Same journal

Time reversal breaking of colloidal particles in cells.

The Journal of chemical physics·2026
See all related articles

Monte Carlo simulations reveal anomalous relaxation in binary mixtures using a coarse-grained model. Fast cells exhibit dynamic correlators with a concave-to-convex crossover, mimicking polymer blend behaviors.

Area of Science:

  • Computational physics
  • Materials science
  • Soft matter physics

Background:

  • Understanding relaxation dynamics in complex fluids is crucial for materials design.
  • Binary mixtures exhibit diverse dynamic behaviors influenced by composition and temperature.
  • Previous simulations on polymer blends show complex dynamic correlations.

Purpose of the Study:

  • To investigate relaxation dynamics in binary mixtures using a novel coarse-grained model.
  • To explore the role of differing cell mobilities on system relaxation.
  • To identify analogies between binary mixture dynamics and polymer blend simulations.

Main Methods:

  • Monte Carlo simulations on a coarse-grained model.
  • Representation of liquid structure as a 3D array of cells with spin variables (0 or 1).

Related Experiment Videos

  • Kinetic constraints based on neighboring cell mobilities for spin flips, incorporating 'fast' and 'slow' cells.

    • Main Results:

    • Fast cells demonstrate anomalous relaxation with a concave-to-convex crossover in dynamic correlators.
    • This crossover is tunable via temperature or composition changes.
    • Logarithmic relaxation observed over three time decades at intermediate state points.

    Conclusions:

    • The coarse-grained model effectively captures anomalous relaxation phenomena in binary mixtures.
    • Observed dynamic behaviors show significant parallels with reported simulations of polymer blends.
    • The model provides insights into complex fluid dynamics and potential material design strategies.