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

Anomalous diffusion in a running sandpile model.

B A Carreras1, V E Lynch, D E Newman

  • 1Oak Ridge National Laboratory, Oak Ridge, TN 37831-8070, USA.

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

Fractional radial transport in cylindrical geometry.

Physical review. E·2025
Same author

Modeling transport across the running-sandpile cellular automaton by means of fractional transport equations.

Physical review. E·2018
Same author

Characterization of a transition in the transport dynamics of a diffusive sandpile by means of recurrence quantification analysis.

Physical review. E·2016
Same author

Constructing criteria to diagnose the likelihood of extreme events in the case of the electric power grid.

Chaos (Woodbury, N.Y.)·2016
Same author

Does size matter?

Chaos (Woodbury, N.Y.)·2014
Same author

Dynamical coupling between gradients and transport in fusion plasmas.

Physical review letters·2012
Same journal

Efficient Monte Carlo simulations using a shuffled nested Weyl sequence random number generator.

Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics·2002
Same journal

Spatiotemporal dynamics of electromagnetic pulses in saturating nonlinear optical media with normal group velocity dispersion.

Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics·2002
Same journal

Soliton-breather reaction pathways.

Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics·2002
Same journal

Calculation of electromagnetic properties of regular and random arrays of metallic and dielectric cylinders.

Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics·2002
Same journal

Electromagnetic convective cells in a nonuniform dusty plasma.

Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics·2002
Same journal

Stability of neural networks and solitons of field theory.

Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics·2002
See all related articles

This study tracked tracer particles in a sandpile to understand transport mechanisms. Results reveal superdiffusive transport for short distances, indicating faster-than-normal particle movement.

Area of Science:

  • Physics
  • Complex Systems
  • Granular Materials

Background:

  • Understanding particle transport in granular media is crucial for various scientific and industrial applications.
  • Sandpile dynamics exhibit complex behaviors that are not fully understood.

Purpose of the Study:

  • To investigate the fundamental transport characteristics within a sandpile.
  • To determine the nature of particle motion and its dependence on distance and time.

Main Methods:

  • Utilized tracer particles to monitor motion within a simulated sandpile.
  • Analyzed moments of the particle position distribution function over elapsed time.
  • Performed numerical simulations to calculate transport exponents.

Main Results:

Related Experiment Videos

  • Identified a superdiffusive transport mechanism for distances shorter than the sandpile length.
  • Quantified the transport exponent (nu(n)) to be approximately 0.75 for n<1.
  • Demonstrated that particle movement deviates from simple diffusive behavior.

Conclusions:

  • The transport in sandpiles is characterized by superdiffusion at short ranges.
  • Tracer particle motion provides insights into the underlying complex dynamics of granular systems.
  • Further research can explore the transition to other transport regimes at larger scales.