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

Diffusive media characterization with laser speckle.

C A Thompson, K J Webb, A M Weiner

    Applied Optics
    |June 1, 1997
    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

    Efficient compressive and Bayesian characterization of biphoton frequency spectra.

    Optics letters·2020
    Same author

    Racial and ethnic disparities in utilization of total knee arthroplasty among older women.

    Osteoarthritis and cartilage·2019
    Same author

    Vitamin D insufficiency is associated with an increased risk of early clinical failure in follicular lymphoma.

    Blood cancer journal·2017
    Same author

    Impact of diabetes mellitus on acute outcomes of percutaneous coronary intervention in chronic total occlusions: insights from a US multicentre registry.

    Diabetic medicine : a journal of the British Diabetic Association·2016
    Same author

    Broadly tunable, low timing jitter, high repetition rate optoelectronic comb generator.

    Electronics letters·2016
    Same author

    The use of on-site visits to assess compliance and implementation of quality management at hospital level.

    International journal for quality in health care : journal of the International Society for Quality in Health Care·2014
    Same journal

    Multifunctional reconfigurable terahertz metasurface based on vanadium dioxide phase transition: achieving broadband absorption and efficient polarization conversion.

    Applied optics·2026
    Same journal

    High-Q-factor electromagnetically induced transparency utilizing quasi-bound states in the continuum in an all-dielectric terahertz metasurface.

    Applied optics·2026
    Same journal

    Automated stitching interferometry for high-precision metrology of X-ray mirrors.

    Applied optics·2026
    Same journal

    Experimental demonstration of an approach to designing a metal-dielectric DBR resonant cavity structure.

    Applied optics·2026
    Same journal

    High-precision wavefront reconstruction from a single-shot interferogram using a physics-driven hybrid feature calibration network.

    Applied optics·2026
    Same journal

    Ultra-high-Q Fano resonance based on coupled topological corner states in Kagome photonic crystals.

    Applied optics·2026
    See all related articles

    Partially coherent light and laser speckle analysis reveal material scattering properties. This technique accurately measures parameters in diffuse plastics and can detect inhomogeneities in stratified materials.

    Area of Science:

    • Optics and Photonics
    • Materials Science
    • Statistical Physics

    Background:

    • Laser speckle patterns provide insights into the optical properties of materials.
    • Understanding light scattering is crucial for characterizing diffuse media.
    • Partially coherent light sources offer unique advantages in optical measurements.

    Purpose of the Study:

    • To investigate the relationship between laser speckle statistics and material scattering characteristics using partially coherent light.
    • To validate a diffusion equation model for predicting speckle contrast in optically diffuse materials.
    • To demonstrate the potential of this technique for determining material parameters and detecting inhomogeneities.

    Main Methods:

    • Utilizing partially coherent light to generate laser speckle patterns.

    Related Experiment Videos

  • Employing a diffusion equation model to analyze speckle contrast ratios.
  • Conducting measurements on opaque plastics of varying thicknesses and stratified materials.

    • Main Results:

    • The diffusion equation model accurately predicted speckle contrast ratios, aligning well with experimental measurements.
    • Partially coherent light successfully determined material parameters for highly scattering media.
    • Distinct scattering properties in stratified materials were identifiable, indicating potential for inhomogeneity detection.

    Conclusions:

    • Laser speckle analysis with partially coherent light is a viable method for characterizing optically diffuse materials.
    • The technique offers a non-destructive approach to determine material properties and detect internal structures.
    • This method holds promise for applications in quality control and material inspection.