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

Temperature scaling in a dense vibrofluidized granular material.

P Sunthar1, V Kumaran

  • 1Department of Chemical Engineering, Indian Institute of Science, Bangalore 560 012, India.

Physical Review. E, Statistical Physics, Plasmas, Fluids, and Related Interdisciplinary Topics
|April 24, 2002
PubMed
Summary

This study determines the temperature of vibrated granular materials. Our findings show a Maxwell-Boltzmann distribution and accurate predictions for dense materials, unlike dilute theories.

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

Linear viscoelasticity of semiflexible polymers with hydrodynamic interactions.

Soft matter·2025
Same author

Role of the ratio of tangential to normal stiffness coefficient in the behavior of vibrofluidized particles.

Physical review. E·2025
Same author

Hydrodynamic performances of vertical wall type breakwater with slotted barriers: a physical and numerical approach.

Scientific reports·2025
Same author

Biophysical insights into the impact of lateral electric field stimulation to cellular microenvironment: Implications for bioelectronic medicine applications.

Biomaterials·2025
Same author

Knowledge, attitude and practices of indigenous people towards non-communicable disease in Bera, Malaysia: A community-based study.

The Medical journal of Malaysia·2024
Same author

A note on the unimodality and log-concavity of the exponentiated Teissier distribution.

Journal of applied statistics·2024

Area of Science:

  • Physics
  • Granular Materials
  • Statistical Mechanics

Background:

  • Dense granular materials are complex systems.
  • Understanding their behavior under external forces like vibration is crucial.
  • Existing theories often fail at higher densities.

Purpose of the Study:

  • To determine the leading order temperature of a dense 2D granular material fluidized by vibrations.
  • To develop a theoretical framework applicable to dense granular systems.
  • To compare theoretical predictions with simulation results.

Main Methods:

  • Asymptotic solution for near-elastic collisions (coefficient of restitution close to 1).
  • Utilizing Maxwell-Boltzmann distribution for velocity.
  • Solving momentum balance with virial equation of state for pressure-density relation.

Related Experiment Videos

Main Results:

  • The velocity distribution follows a Maxwell-Boltzmann distribution in the leading approximation.
  • The density profile is determined by vertical momentum balance.
  • Temperature is derived from energy input (vibration) and dissipation (inelastic collisions).

Conclusions:

  • The derived theory accurately predicts the temperature of dense vibrated granular materials.
  • The model shows good agreement with simulations at high densities.
  • This work provides a more accurate approach than dilute theories for dense granular systems.