Design, fabrication, and characterization of single-element interdigital transducers for NDT applications

Sensors and Actuators, A: Physical

Volumn 148, Issue 2, 2008, Pages 359-365

  Na, Jeong K ^a   Blackshire, James L ^b   Kuhr, Samuel ^a  

^a UNIVERSITY OF DAYTON RESEARCH INSTITUTE   (United States)

^b AIR FORCE RESEARCH LABORATORY   (United States)

Author keywords

Gaussian beam profile; Interdigital transducer; Laser interferometer; Narrow bandwidth; Rayleigh waves

Indexed keywords

ACOUSTIC SURFACE WAVE DEVICES; ELECTROACOUSTIC TRANSDUCERS; FLUID DYNAMICS; GAUSSIAN BEAMS; INTERFEROMETERS; INTERFEROMETRY; LASERS; MACHINING; NONDESTRUCTIVE EXAMINATION; RESONANCE; SURFACE WAVES; TIRES; TRANSDUCERS; ULTRASONIC TRANSDUCERS;

BEAM DIVERGENCES; BEAM PROFILES; ELECTRODE PATTERNS; ENERGY DECAYS; GAUSSIAN BEAM PROFILE; INTERDIGITAL TRANSDUCER; INTERDIGITAL TRANSDUCERS; LASER INTERFEROMETER; MACHINING TECHNIQUES; NARROW BANDWIDTH; NON DESTRUCTIVE TESTING; PHASE DEPENDENCES; RAYLEIGH SURFACE WAVES; RESONANCE FREQUENCIES; SCANNING LASER INTERFEROMETRIES; WAVE PROPERTIES;

FREQUENCY RESPONSE;

EID: 56549094963     PISSN: 09244247     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.sna.2008.08.018     Document Type: Article

References (11)

1. Viktorov I.A. Rayleigh and Lamb Waves: Physical Theory and Applications (1967), Plenum, New York
2. White R.M., and Voltmer F.W. Direct piezoelectric coupling to surface elastic waves. Appl. Phys. Lett. 7 (1965) 314-316
3. Tancrell R.H., and Williamson R.C. Wavefront distortion of acoustic surface waves from apodized interdigital transducers. Appl. Phys. Lett. 19 (1971) 456-459
4. Holland M.G., and Claiborne L.T. Practical surface acoustic wave devices. Proc. IEEE (1974) 582-611
5. Morgan D.P. Surface Wave Devices for Signal Processing (1991), Elsevier, Amsterdam
6. Hurley D.C. Nonlinear propagation of narrow-band Rayleigh waves excited by a comb transducer. J. Acoust. Soc. Am. 106 (1999) 1782-1788
7. Breazeale M.A., and Adler L. Reflection of a Gaussian ultrasonic beam from a liquid-solid interface. J. Acoust. Soc. Am. 56 (1974) 866-872
8. Blackshire J.L. Interferometric and holographic imaging of surface wave patterns for characterization of material degradation. Nondestructive Materials Characterization (2004), Springer-Verlag, New York p. 113
9. Blackshire J.L., and Duncan B.D. Interferometric and holographic imaging of surface-breaking cracks. Opt. Eng. 43 (2004) 1366-1374
10. Feuillard G., Lethiecq M., Amazit Y., Certon D., Millar C., and Patat F. Experimental determination of the surface acoustic wave properties of new fine grain piezoelectric ceramics. J. Appl. Phys. 74 (1993) 6523-6529
11. Mattei C., and Adler L. Leaky wave detection at air-solid interfaces by laser interferometry. Ultrasonics 38 (2000) 570-574