Detection of pulsed ultrasound on nonspecular surfaces by optical holography

Aharoni, A.; Tur, M.; Jassby, K. M.
November 1987
Applied Physics Letters;11/16/87, Vol. 51 Issue 20, p1569
Academic Journal
A real-time holographic technique is described for the detection of ultrasound pulses on unpolished surfaces of common engineering materials. Results obtained on a rough aluminum surface offer a detection resolution limit of 0.1 �.


Related Articles

  • How does ultrasound work? Venables, Heather // Ultrasound;Feb2011, Vol. 19 Issue 1, p44 

    No abstract available.

  • Utilization of Double Scanning in Ultrasonic Testing to Improve the Quality of the Scatterer Images. Bazulin, E. G. // Acoustical Physics;Nov2001, Vol. 47 Issue 6, p649 

    Derivation of a formula for double scanning, when a radiator and a receiver move independently along parallel straight lines, is presented. Advantages of this technique are discussed in comparison with the method of projection in the spectral space, which is also used for a coherent...

  • Ultrasonic inspection of very thin adhesive layers. Fraisse, P.; Schmit, F.; Zarembowitch, A. // Journal of Applied Physics;10/15/1992, Vol. 72 Issue 8, p3264 

    Presents a study which examined whether ultrasonic measurements can provide accurate information on an adhesive layer whose thickness is negligible compared with wavelength. Range of applications and limitations of the model used in the study; Agreement of the results obtained with ultrasonic...

  • Medical heresy: ditch the eponyms. Spence, Des // BMJ: British Medical Journal (Overseas & Retired Doctors Edition;4/7/2012, Vol. 344 Issue 7851, p47 

    The author discusses aspects of the eponyms made up by Victorian doctors from Sunderland, Middlebrough, and Sheffield in England. He is critical of the medical examinations techniques which are considered as religious ritual and medicine as a faith of profession. Also noted is the technological...

  • Computational Study of Grain Scattering Effects in Ultrasonic Measurements. Li, Anxiang; Roberts, Ron; Haldipur, Pranaam; Margetan, Frank J.; Thompson, R. B. // AIP Conference Proceedings;2003, Vol. 657 Issue 1, p117 

    A two-dimensional scalar model has been established to study the scattering caused by an inhomogeneous medium with granular microstructure. Time domain signals are calculated using a 64-node PC cluster. Special test problems are set up to compare the effects of single and multiple scattering and...

  • A Formal Approach to Include Multiple Scattering in the Estimation of Ultrasonic Backscattered Signals. Ahmed, S.; Thompson, R. B.; Panetta, P. D. // AIP Conference Proceedings;2003, Vol. 657 Issue 1, p79 

    An ultrasonic wave propagating through a microscopically inhomogeneous medium, such as polycrystalline materials, is subject to scattering at the grain boundaries. The fraction of energy removed from the incident wave is responsible for important phenomenon like attenuation, dispersion, and...

  • The Physics and Technology of Diagnostic Ultrasound: A Practitioner's Guide. Martin, Kevin // Ultrasound;Aug2012, Vol. 20 Issue 3, p171 

    No abstract available.

  • Physics and technology behind ESW. Caputo, Domenico // Muscles, Ligaments & Tendons Journal (MLTJ);Supplement, Vol. 2 Issue 4S, p5 

    The article provides an overview on the principles of physics and technology governing the effects of shock waves (SW) on the human body. The application of SW in musculoskeltal disorders through extracorporeal SW (ESW) is highlighted. The different types of SW generators are outlined which...

  • Simulation of two-dimensional propagation and scattering of ultrasonic waves on personal computers. Yim, Hyunjune; Choi, Yongseok // AIP Conference Proceedings;2001, Vol. 557 Issue 1, p59 

    Several problems of two-dimensional propagation and scattering of ultrasonic waves are simulated and visualized by using a program based on the mass-spring lattice model. The problems are related to reflection, refraction, and diffraction of ultrasonic waves. It is found that all numerical...


Read the Article


Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics