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

Non-contact ultrasonic techniques.

Robert E Green1

  • 1Materials Science and Engineering Department, Johns Hopkins University, 102 Maryland Hall, 3400 N. Charles Street, Baltimore, MD 21218-2689, USA.

Ultrasonics
|March 30, 2004
PubMed
Summary

Non-contact acoustic and ultrasound methods enable measurements in harsh conditions and remote locations. These techniques, including laser generation and EMATs, are vital for unique materials characterization.

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

Generation of narrowband antisymmetric lamb waves using a formed laser source in the ablative regime.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control·2007
Same author

Sensitivity of point- and line-source laser-generated acoustic wave to surface flaws.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control·2003
Same author

Narrow band laser-generated surface acoustic waves using a formed source in the ablative regime.

The Journal of the Acoustical Society of America·2003
See all related articles

Area of Science:

  • Materials Science
  • Acoustics
  • Ultrasonics

Background:

  • Non-contact acoustic and ultrasound waveform generation and detection are crucial for measurements in challenging environments.
  • Current non-contact techniques include laser generation, optical interferometric detection, electromagnetic acoustic transducers (EMATs), and air/gas-coupled systems.

Purpose of the Study:

  • To describe the application of non-contact acoustic and ultrasonic systems in unique materials characterization.
  • To highlight the advantages of non-contact methods for measurements in extreme conditions.

Main Methods:

  • Review of existing non-contact acoustical and ultrasonic techniques.
  • Case studies demonstrating the use of these systems in materials characterization.

Main Results:

  • Demonstration of the feasibility and utility of non-contact methods for materials characterization.
  • Successful application of techniques like laser generation and EMATs in specialized scenarios.

Conclusions:

  • Non-contact acoustic and ultrasonic techniques offer versatile solutions for materials characterization.
  • These methods are essential for measurements in high temperatures, corrosive environments, and difficult-to-access locations.

Related Experiment Videos