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 Concept Videos

Microcracking in Concrete01:20

Microcracking in Concrete

122
Microcracking in concrete refers to the tiny cracks that can form within the material even before any external load is applied. These microcracks typically occur at the interface between the coarse aggregate and the hydrated cement paste, often as a result of differential volume changes prompted by variations in stress-strain behavior, as well as thermal and moisture movement. Initially, these microcracks remain stable and do not grow substantially until the concrete is stressed to about 30...
122
Echo01:06

Echo

512
The human ear cannot distinguish between two sources of sound if they happen to reach within a specific time interval, typically 0.1 seconds apart. More than this, and they are perceived as separate sources.
Imagine the sound is reflected back to the ears. Assuming that the source is very close to the human, the difference between hearing the two sounds—the emitted sound and the reflected sound—may be more than the minimum time for perceiving distinct sounds. If this is the case,...
512

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Estimating the properties of bone phantom cylinders through the inversion of axially transmitted low-frequency ultrasonic guided waves.

Ultrasonics·2025
Same author

Visualization of specular reflections with phase coherence imaging using sub-apertures.

Ultrasonics·2025
Same author

Cortical bone plate properties assessment using inversion of axially transmitted low frequency ultrasonic guided waves.

The Journal of the Acoustical Society of America·2024
Same author

Automatic flaw detection in sectoral scans using machine learning.

Ultrasonics·2024
Same author

An alternative Rayleigh wave excitation method using an ultrasonic phased array.

Ultrasonics·2023
Same author

Ultrasonic imaging using conditional generative adversarial networks.

Ultrasonics·2023
Same journal

MUnet: A model-based unrolled reconstruction framework for computational photoacoustic imaging.

Ultrasonics·2026
Same journal

Uncovering the mechanism of ultrasonic cavitation-induced deagglomeration of 7-ADCA agglomerates.

Ultrasonics·2026
Same journal

Identifiability limits in ultrasonic microstructure characterisation using attenuation and velocity features: Canonical analysis and stochastic surrogate modelling.

Ultrasonics·2026
Same journal

A methodology to estimate the ultrasonic p-wave velocity of coarse aggregates in concrete.

Ultrasonics·2026
Same journal

Ultrasonic guided wave damage imaging using the time difference coefficient between direct and scattered waves.

Ultrasonics·2026
Same journal

Axial acoustic radiation force on a sphere embedded in a gel phantom within a focused ultrasound field: simulation and measurement.

Ultrasonics·2026
See all related articles

Related Experiment Video

Updated: Jul 6, 2025

Crack Monitoring in Resonance Fatigue Testing of Welded Specimens Using Digital Image Correlation
00:05

Crack Monitoring in Resonance Fatigue Testing of Welded Specimens Using Digital Image Correlation

Published on: September 29, 2019

8.3K

Surface breaking crack sizing method using pulse-echo Rayleigh waves.

Bhupesh Verma1, Pierre Bélanger1

  • 1PULETS, Département de Génie Mécanique, École de technologie supérieure (ÉTS), 1100 Notre-Dame St. West, Montreal, Quebec, H3C 1K3, Canada.

Ultrasonics
|January 6, 2024
PubMed
Summary
This summary is machine-generated.

A new wedge-free Rayleigh wave method accurately sizes surface cracks using phased array ultrasonic testing. This technique improves signal clarity and reduces errors, offering a flexible, adaptable solution for industrial crack characterization.

Keywords:
Pulse-echoRayleigh wavesSizing methodSurface-breaking notchUltrasonic phased array

More Related Videos

Full-field Strain Measurements for Microstructurally Small Fatigue Crack Propagation Using Digital Image Correlation Method
07:37

Full-field Strain Measurements for Microstructurally Small Fatigue Crack Propagation Using Digital Image Correlation Method

Published on: January 16, 2019

9.7K
Mechanoluminescent Visualization of Crack Propagation for Joint Evaluation
04:58

Mechanoluminescent Visualization of Crack Propagation for Joint Evaluation

Published on: January 6, 2023

2.2K

Related Experiment Videos

Last Updated: Jul 6, 2025

Crack Monitoring in Resonance Fatigue Testing of Welded Specimens Using Digital Image Correlation
00:05

Crack Monitoring in Resonance Fatigue Testing of Welded Specimens Using Digital Image Correlation

Published on: September 29, 2019

8.3K
Full-field Strain Measurements for Microstructurally Small Fatigue Crack Propagation Using Digital Image Correlation Method
07:37

Full-field Strain Measurements for Microstructurally Small Fatigue Crack Propagation Using Digital Image Correlation Method

Published on: January 16, 2019

9.7K
Mechanoluminescent Visualization of Crack Propagation for Joint Evaluation
04:58

Mechanoluminescent Visualization of Crack Propagation for Joint Evaluation

Published on: January 6, 2023

2.2K

Area of Science:

  • Non-destructive testing
  • Ultrasonic testing
  • Materials science

Background:

  • Surface cracks pose significant challenges in industrial inspections.
  • Conventional eddy current testing (ECT) and wedge-based Rayleigh wave methods have limitations, including complex calibration, noise, and signal attenuation.
  • Accurate crack depth sizing is crucial for structural integrity and safety.

Purpose of the Study:

  • To present a novel wedge-free pulse-echo Rayleigh wave method for surface crack sizing.
  • To overcome the limitations of existing methods, particularly signal attenuation and noise.
  • To enable accurate crack depth measurement using time-of-flight (ToF) information with conventional phased array transducers.

Main Methods:

  • Development of a wedge-free pulse-echo Rayleigh wave technique utilizing a conventional phased array transducer.
  • Elimination of the couplant layer to reduce signal attenuation and capture crack tip features.
  • Application of a signal averaging technique to minimize interference from other wave modes and enhance the signal-to-noise ratio (SNR).
  • Validation through finite element simulations and experimental testing on electric discharged machined (EDM) notches.

Main Results:

  • The proposed method accurately sizes surface cracks, achieving an error of within 5% in experimental validation.
  • Eliminating the wedge significantly reduces signal attenuation, allowing for clearer detection of crack tip features.
  • The averaging technique effectively minimizes sizing errors by reducing noise and enhancing the SNR.
  • Demonstrated accurate sizing of EDM notches mimicking surface-breaking cracks at various depths and angles.

Conclusions:

  • The wedge-free pulse-echo Rayleigh wave method provides a flexible and adaptable solution for surface crack sizing.
  • The technique enhances adaptability for industrial applications due to its compatibility with conventional phased array transducers and wide frequency range.
  • This method offers a significant improvement over existing techniques for non-destructive crack characterization.