Ultrasonic Investigation of Mechanical Properties |
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Page 71
... transducer where it is detected . ( 2 ) Surface Wave Reflection : A transducer generates an ultrasonic pulse which propagates along the surface of the test specimen . Upon striking the end of the specimen or a surface crack , part of ...
... transducer where it is detected . ( 2 ) Surface Wave Reflection : A transducer generates an ultrasonic pulse which propagates along the surface of the test specimen . Upon striking the end of the specimen or a surface crack , part of ...
Page 72
... transducer to reflecting surface back to transducer now used as a receiver . In the B - scan display , the ultrasonic transducer is moved unidirectionally across the test specimen , and the electron beam spot on the cathode ray tube of ...
... transducer to reflecting surface back to transducer now used as a receiver . In the B - scan display , the ultrasonic transducer is moved unidirectionally across the test specimen , and the electron beam spot on the cathode ray tube of ...
Page 147
... transducer does not remain confined in a parallel sided beam , but diverges as it progresses through a specimen ... transducer , known as the Fresnel region , where the beam has essentially parallel sides and divergence is negligible ...
... transducer does not remain confined in a parallel sided beam , but diverges as it progresses through a specimen ... transducer , known as the Fresnel region , where the beam has essentially parallel sides and divergence is negligible ...
Contents
Introduction | 1 |
Nonlinear Elastic Waves | 73 |
On the Energetics Kinetics and Topography of Interfaces | 78 |
Copyright | |
4 other sections not shown
Common terms and phrases
Alers aluminum Andreatch anisotropic Appl axis Breazeale calculated compressive stress crystallographic orientation cubic crystals determine direction cosines displacement gradients displacements along 001 displacements along 110 elastic moduli elastic wave propagation energy-flux vector equation of motion experimental germanium given by Eq hydrostatic pressure hydrostatic pressure transverse ideal orientation interaction isotropic solid linear elastic wave longitudinal wave longitudinal wave propagating materials mode transverse wave nonlinear elastic wave obtain Papadakis particle displacements phonons Phys Physical Acoustics plane wave pressure transverse wave pure mode longitudinal pure mode transverse pv² quasilongitudinal quasitransverse wave rolling direction second harmonic second-order elastic constants shear wave single crystals six third-order elastic stress along 001 symmetry test specimen texture third-order elastic constants Thurston and Brugger transducer transverse wave ultrasonic beam ultrasonic pulse uniaxial stress v₁ v₂ values wave along 100 wave normal wave speeds wave velocity Young's modulus