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longitudinal wave

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Published: 01 August 2018
Fig. 8 Applications of the straight-beam (longitudinal-wave) contact-type search unit, showing reflection techniques with (a) single search unit, (b) two search units, as well as (c) through-transmission technique with two search units More
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Published: 01 August 2018
Fig. 7 Schematic of instrumentation for longitudinal wave measurements. Source: Ref 34 More
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Published: 01 August 2018
Fig. 10 Diagram of refraction of a longitudinal-wave ultrasonic beam focused on a water/steel interface at incident angles that produced a shear-wave beam in the steel More
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Published: 01 January 2000
Fig. 28 x - t diagram illustrating the shear waves and longitudinal waves at impact More
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Published: 01 August 2018
Fig. 6 Schematic of noncollinear shear wave mixing that produces a longitudinal wave of nonlinear origin More
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Published: 01 August 2018
Fig. 14 Attenuation of longitudinal waves in polycrystalline aluminum. Source: Ref 13 . Reprinted by permission of the publisher Taylor & Francis Ltd More
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006470
EISBN: 978-1-62708-190-0
... describes the basic equipment in ultrasonic inspection systems, and lists the advantages and disadvantages of these systems. It discusses the applications of ultrasonic inspection and also the general characteristics of ultrasonic waves in terms of wave propagation, longitudinal waves, transverse waves...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006446
EISBN: 978-1-62708-190-0
... of longitudinal wave and Rayleigh surface acoustic waves. It concludes with information on the applications of nonlinear ultrasonics. nonlinear ultrasonic nondestructive examination nonlinear ultrasonic materials characterization flaw-detection longitudinal wave Rayleigh surface acoustic waves...
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Published: 01 August 2018
Fig. 5 Structure of a piezoelectric-based longitudinal (compression) wave transducer. Courtesy of Iowa State University Center for Nondestructive Evaluation More
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Published: 01 December 1998
Fig. 15 Wave mode conversion at a boundary. There is an angle of incidence α 1 of the incoming longitudinal wave, such that the angle of the transmitted longitudinal wave α 2 becomes 90°. At angles of incidence greater than α 1 , the longitudinal wave of velocity does not penetrate More
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Published: 01 January 2000
Fig. 10 Velocity histories from a pressure-shear wave propagation experiment (shot No. 8-0131 in Table 4 ). (a) Normal velocity history. The time scale starts with the arrival of the longitudinal wave to the momentum-trap-free surface. (b) Transverse velocity history. The time scale starts More
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Published: 01 August 2018
Fig. 12 Partition of acoustic energy at a water-steel interface. The reflection coefficient, R , is equal to 1 – ( L + S ), where L is the transmission coefficient of the longitudinal wave and S is the transmission coefficient of the transverse (or shear) wave. More
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Published: 01 August 2018
Fig. 10 Diagram showing relationship (by vectors) of all possible reflected and refracted waves to an incident longitudinal wave of velocity V l(1) impinging on an interface at angle α l relative to normal to the interface. See text for explanation of vectors. More
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003236
EISBN: 978-1-62708-199-3
...: corrosion, fatigue cracks Fig. 2 Sectional views of five types of search units used in ultrasonic inspection. (a) Straight-beam (longitudinal-wave) contact. (b) Angle-beam (shear-wave) contact. (c) Dual-element contact. (d) Delay-tip (stand-off) contact. (e) Immersion The selection...
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Published: 01 December 1998
Fig. 2 Sectional views of five types of search units used in ultrasonic inspection. (a) Straight-beam (longitudinal-wave) contact. (b) Angle-beam (shear-wave) contact. (c) Dual-element contact. (d) Delay-tip (stand-off) contact. (e) Immersion More
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Published: 01 August 2018
Fig. 22 (a) Schematic of ultrasonic polar scan method. State-of-the-art pulsed ultrasonic polar scan recordings at f c = 5 MHz for (b) aluminum with thickness d = 0.6 mm (0.024 in.) and (c) [0°] 8 carbon/epoxy laminate with thickness d = 1.1 mm (0.043 in.). QL, quasi-longitudinal More
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Published: 01 January 2000
Fig. 9 Velocity histories from a pressure-shear high-strain-rate experiment (shot No. 7-1025 in Table 4 ). (a) Normal velocity history. The time scale starts with the arrival of the longitudinal wave to the anvil-free surface. (b) Transverse velocity history. The time scale starts More
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Published: 01 August 2018
Fig. 36 Mechanized setup for the pulse-echo ultrasonic inspection of steel billets using a 250 mm (10 in.) diameter wheel-type search unit and a longitudinal-wave straight beam at 0° angle of incidence More
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Published: 01 August 2018
Fig. 2 Schematic diagram of the T-coil and R-coil circuits in an electromagnetic acoustic transducer (EMAT) system for one version of the pitch-catch configuration (that of a bulk shear-horizontal or longitudinal wave propagating through the metal that separates the T- and R-EMATs); coupling More
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Published: 01 August 2018
Fig. 21 Comparisons between experimental and model-predicted radio-frequency (RF) waveforms (top) and their Fourier spectra (bottom) for 30° longitudinal wave backscatter from a 0.8 mm (0.03 in.) diameter circular crack in IN-100. (a) Experimental measurements of scattering amplitudes (top More