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

Inertia in the Brazil nut problem.

Y Nahmad-Molinari1, G Canul-Chay, J C Ruiz-Suárez

  • 1Departamento de Física Aplicada, CINVESTAV-IPN, Unidad Mérida, AP 73 Cordemex, Mérida, Yucatán 97310, Mexico.

Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics
|December 20, 2003
PubMed
Summary

Particle inertia and Reynolds dilatancy drive large particle rise in vibrated granular beds. This mechanism explains particle ascension, with friction profiles remaining constant across various accelerations.

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

Pressure-Driven Dissociation of a Kr Clathrate in the Presence of Colloids.

The journal of physical chemistry letters·2026
Same author

Cannabidiol (CBD) Induces Lipid Microdomain Disruption or Budding in Ternary Mixtures.

The journal of physical chemistry. B·2026
Same author

Disruption of biological membranes by hydrophobic molecules: a way to inhibit bacterial growth.

Frontiers in microbiology·2025
Same author

Crater depth prediction in granular collisions: A uniaxial compression model.

Physical review. E·2024
Same author

Modulation of Phospholipase A<sub>2</sub> Membrane Activity by Anti-inflammatory Drugs.

Langmuir : the ACS journal of surfaces and colloids·2024
Same author

Fluidized or not fluidized? Biophysical characterization of biohybrid lipid/protein/polymer liposomes and their interaction with tetracaine.

Biochimica et biophysica acta. General subjects·2022

Area of Science:

  • Physics of granular materials
  • Particle dynamics
  • Fluid-particle interactions

Background:

  • Granular materials exhibit complex behaviors under external stimuli.
  • Understanding particle movement in vibrated media is crucial for various applications.
  • Previous studies have explored granular flow but lacked detailed analysis of large particle ascension dynamics.

Purpose of the Study:

  • To experimentally investigate the rise dynamics of a large particle within a vibrated granular bed.
  • To develop and validate a model explaining the particle's ascension mechanism.
  • To analyze the friction profile during particle ascent under varying vibrational conditions.

Main Methods:

  • Experimental setup utilizing an inductive device for precise particle tracking.

Related Experiment Videos

  • Controlled vertical vibrations applied to the granular bed.
  • Data analysis based on energy considerations and physical modeling.
  • Systematic variation of acceleration to observe its effect on particle dynamics.

    • Main Results:

    • The particle's ascension is primarily driven by its inertia, augmented by Reynolds dilatancy.
    • A consistent friction profile was observed along the particle's path within the granular column.
    • This friction profile remained invariant despite changes in applied accelerations.

    Conclusions:

    • The combined effect of particle inertia and Reynolds dilatancy is the key mechanism for particle ascension in vibrated granular systems.
    • The study provides a robust model explaining the observed experimental data.
    • The invariant friction profile suggests a fundamental characteristic of particle-bed interaction under these conditions.