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

Energy trapping and shock disintegration in a composite granular medium.

C Daraio1, V F Nesterenko, E B Herbold

  • 1Materials Science and Engineering Program, University of California at San Diego, La Jolla, California 92093-0418, USA.

Physical Review Letters
|February 21, 2006
PubMed
Summary

Researchers observed impulse confinement and wave disintegration in composite granular materials. Energy is trapped in softer sections and released slowly as weak pulses, a phenomenon enhanced by specific assembly and precompression.

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

Fine Structural Analysis of Degummed Fibroin Fibers Reveals Its Superior Mechanical Capabilities.

ChemSusChem·2024
Same author

Achievement of Target Gain Larger than Unity in an Inertial Fusion Experiment.

Physical review letters·2024
Same author

Dynamics of time-modulated, nonlinear phononic lattices.

Physical review. E·2023
Same author

Lawson Criterion for Ignition Exceeded in an Inertial Fusion Experiment.

Physical review letters·2022
Same author

Optimization methods for the imputation of missing values in Educational Institutions Data.

MethodsX·2021
Same author

Linking initial microstructure and local response during quasistatic granular compaction.

Physical review. E·2018

Area of Science:

  • Physics
  • Materials Science
  • Nonlinear Dynamics

Background:

  • Granular materials exhibit complex wave propagation behaviors.
  • Understanding nonlinear wave dynamics is crucial for material design and energy dissipation.

Purpose of the Study:

  • To experimentally observe impulse confinement and wave disintegration in composite granular materials.
  • To investigate the role of material composition and structure on wave dynamics.

Main Methods:

  • Constructing one-dimensional composite granular chains with alternating high and low elastic modulus beads.
  • Applying precompression and specific group assembly techniques.
  • Experimentally observing shock and solitary wave propagation and disintegration.

Related Experiment Videos

Main Results:

  • First experimental observation of impulse confinement in composite granular materials.
  • Demonstration of shock and solitary wave disintegration.
  • Energy trapping within softer sections of the composite chain.
  • Slow energy release as weak, separated pulses over extended periods.

Conclusions:

  • Composite granular materials can confine impulse energy.
  • Wave disintegration and slow energy release are controllable through material design and precompression.
  • This phenomenon has potential applications in energy dissipation and wave control.