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

Dry and wet granular shock waves.

V Yu Zaburdaev1, S Herminghaus

  • 1MPI for Dynamics and Self-Organization, Bunsenstrasse 10, 37073 Göttingen, Germany. vasily.zaburdaev@ds.mpg.de

Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics
|May 16, 2007
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

Phase separation in driven granular gases: exploring the elusive character of nonequilibrium steady states.

Soft matter·2017
Same author

Universal phase diagram for wetting on mesoscale roughness.

Physical review letters·2013
Same author

Network representations of nonequilibrium steady states: Cycle decompositions, symmetries, and dominant paths.

Physical review. E, Statistical, nonlinear, and soft matter physics·2012
Same author

Wetting, spreading, and adsorption on randomly rough surfaces.

The European physical journal. E, Soft matter·2012
Same author

Cutoff value of choline concentration reliably reveals high-grade brain tumors among other contrast-enhancing brain lesions.

Journal of neurological surgery. Part A, Central European neurosurgery·2011
Same author

Fluidization of wet granulates under shear.

Physical review. E, Statistical, nonlinear, and soft matter physics·2011

This study compares shock wave formation in dry and wet granular gases to sticky gas models. Both granular cases asymptotically approach the sticky limit, revealing distinct cluster behaviors and energy dissipation laws.

Area of Science:

  • Physics
  • Granular Materials Science
  • Fluid Dynamics

Background:

  • Granular gases exhibit complex behaviors distinct from molecular gases.
  • Understanding shock wave dynamics is crucial for granular flow and energy dissipation studies.
  • Previous models often simplify granular interactions, necessitating investigation into realistic scenarios.

Purpose of the Study:

  • To investigate and compare one-dimensional shock wave formation in dry and wet granular gases.
  • To compare granular gas shock wave behavior against analytical solutions for sticky gases.
  • To analyze energy dissipation laws and cluster dynamics within these systems.

Main Methods:

  • Numerical simulations of one-dimensional granular gases (dry and wet).
  • Comparison of simulation results with analytical shock wave solutions for sticky gases.

Related Experiment Videos

  • Analysis of velocity profiles, cluster formation, and energy dissipation.

    • Main Results:

    • Shock waves in both dry and wet granular gases asymptotically approach the sticky gas limit.
    • Dry granular gases show a single central cluster and a step-like velocity profile.
    • Wet granular gases exhibit a shock wave with two oscillating clusters and a non-zero width.

    Conclusions:

    • Granular gas shock wave dynamics can be effectively modeled by sticky gas approximations under certain conditions.
    • Distinct cluster dynamics differentiate dry and wet granular gas shock waves.
    • All models share the same asymptotic energy dissipation law, relevant for free cooling phenomena.