113 results on '"Berthelot, Yves"'
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2. Utilizing a modified impedance analogy on sound propagation past a hard, curved, rough surface
3. Transmission loss of viscoelastic materials containing oriented ellipsoidal coated microinclusions
4. Transmission loss of a submerged viscoelastic slab containing oblate spheroidal coated microinclusions
5. Development of a stress gradient enhanced piezoelectric actuator composite (GEPAC) with integrated ultrasonic NDE capablity
6. Modeling the aeroacoustics of axial fans from CFD calculations
7. Micromechanical modeling of viscoelastic voided composites in the low-frequency approximation
8. Determination of the elastic constants of a composite plate using wavelet transforms and neural networks
9. Effects of temperature and humidity on the bending stiffness of a sheet of paper measured by laser ultrasonics
10. Hot topics in structural acoustics: Optical imaging of surface vibrations—Some new developments and applications
11. Surface acoustic impedance and causality
12. Determination of the complex Young and shear dynamic moduli of viscoelastic materials
13. A laser‐based ultrasonic technique to measure the dependence of the bending stiffness of copy paper on moisture and temperature
14. Measurements of the dynamic elastic moduli of viscoelastic materials with micro‐inclusions
15. Detection of fatigue crack initiation and growth in steel specimens from Rayleigh scattering of 5-MHz Rayleigh waves
16. Wave decomposition of the vibrations of a cylindrical shell with an automated scanning laser vibrometer
17. Propagation of transient ultrasound in a thick annulus: Modeling, experiments, and application to crack detection
18. Simultaneous measurements of bulk and shear moduli of voided polymers in the 0.5- to 2.5-kHz range
19. An experimental-numerical technique for evaluating the bulk and shear dynamic moduli of viscoelastic materials
20. An experimental investigation of the propagation of sound over a curved, rough, rigid surface
21. Use of the fast field program for predicting diffraction of sound by curved surfaces
22. A laser‐based experimental‐numerical technique for evaluating the bulk and shear dynamic elastic moduli of viscoelastic materials
23. Antisymmetric nature of the earliest arrivals of ultrasound propagating in copy paper
24. A note on the acoustic penumbra behind a curved surface
25. Mode control of ultrasonic guided waves in thick cylinders for crack detection.
26. Method and apparatus for detecting surface wave vector dynamics using three beams of coherent light
27. Acoustique Générale
28. Acoustic material characterization by laser interferometry
29. Investigation of Lamb waves in copy paper using laser ultrasonics
30. Laser interferometry for structural acoustics
31. The effect of surface characterization and laser beams polarization on laser Doppler vibrometry
32. Scale model experiments on the diffraction and scattering of sound by a partially rough curved surface
33. Time‐domain experiments on the diffraction of sound by a step discontinuity
34. Scale model experiments on the diffraction and scattering of sound by a curved rough surface
35. Fresnel array method for determining the dispersion curves in plates
36. A study of wave propagation on a cylindrical shell using fiber optic laser Doppler velocimetry
37. Simultaneous measurements of in‐plane and out‐of‐plane surface displacements of shell vibrations at several points by an array of miniature laser probe heads
38. Scale model experiments on the validity of the matched asymptotic expansions theory for sound diffraction by curved surfaces of finite impedance
39. Wave-vector analysis of the forced vibrations of cylindrical shells of finite length
40. Laser generation of Rayleigh and Lamb waves for ultrasonic testing
41. Equation of motion of microparticles in suspension in an insonified medium
42. An automated focusing and scanning system for measuring fast waves on elastic structures by laser Doppler interferometry.
43. Laser detection of sound
44. Optical measurements of shear waves on a point‐driven cylindrical shell excited radially
45. Computational studies of different laser intensity modulation techniques to generate underwater sound via thermal expansion
46. Photoacoustics, Photothermal and Photochemical Processes in Gases
47. Sound diffraction by an underwater ridge with soft finite impedance
48. Thermoacoustic radiation of sound by a moving laser source
49. Experimental validation of the MAE theory of sound propagation over two consecutive ridges of finite impedance
50. On the adequacy of linear acoustics for prediction of acoustic pressure transients created by laser beams moving over water surfaces at sonic speeds
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