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

A Born scatterer in an acoustical waveguide.

D N Ghosh Roy1, Gregory J Orris

  • 1Center for Space Physics, Boston University, Boston, Massachusetts 02215, USA.

The Journal of the Acoustical Society of America
|August 29, 2003
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

Evaluation of the resolution of a metamaterial acoustic leaky wave antenna.

The Journal of the Acoustical Society of America·2016
Same author

Anisotropic acoustic metafluid for underwater operation.

The Journal of the Acoustical Society of America·2016
Same author

Experimental Demonstration of Underwater Acoustic Scattering Cancellation.

Scientific reports·2015
Same author

Experimental verification of enhanced sound transmission from water to air at low frequencies.

The Journal of the Acoustical Society of America·2013
Same author

Highly anisotropic elements for acoustic pentamode applications.

Physical review letters·2013
Same author

Acoustical scattering by multilayer spherical elastic scatterer containing electrorheological layer.

The Journal of the Acoustical Society of America·2011

Scattering in acoustical waveguides differs from unbounded media, with the Ewald sphere replaced by an Ewald strip. This finding impacts understanding waveguide Born data analysis.

Area of Science:

  • Acoustical physics
  • Waveguide theory
  • Scattering phenomena

Background:

  • Scattering analysis typically assumes homogeneous, unbounded media.
  • Born inhomogeneity scattering is a key problem in wave physics.
  • Understanding scattering in confined environments like waveguides is crucial.

Purpose of the Study:

  • To investigate and characterize scattering from a Born inhomogeneity within a homogeneous acoustical waveguide.
  • To compare waveguide scattering phenomena with those in unbounded media.
  • To elucidate the physical basis and implications of the observed Ewald strip.

Main Methods:

  • Theoretical analysis of scattering from a Born inhomogeneity.
  • Comparison of scattering patterns in waveguide versus unbounded media.

Related Experiment Videos

  • Development and discussion of the Ewald strip concept.

    • Main Results:

    • The Ewald sphere, characteristic of unbounded media, is replaced by an Ewald strip in a waveguide.
    • The Ewald strip comprises multiple Ewald spheres within a larger ball.
    • The study provides a detailed physical explanation for the Ewald strip.

    Conclusions:

    • Waveguide geometry fundamentally alters scattering characteristics compared to unbounded media.
    • The Ewald strip is a novel concept with significant implications for interpreting waveguide Born data.
    • This research advances the understanding of wave propagation and scattering in confined systems.