11e Congrès International D'acoustique: Paris, 19-27 Juillet, 1983, Volume 21983 - Architectural acoustics |
Contents
rares en vue de son utilisation en acoustique sousmarine | 11 |
Un perfectionnement de lanémométrie Doppler ultrasonore | 16 |
accès au profil de vitesse dun écoulement | 211 |
11 other sections not shown
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Common terms and phrases
absorption acoustic acoustique amplitude angle application approximation array beam bottom bubbles calculated cell coefficient compared component concentration constant corresponding crystal cylinder d'onde d'une density dependence depth determined diffraction direction dispersion distribution effect elastic energy equation excitation experiment experimental expression field Figure frequency function given incident increases intensity interaction Introduction layer length light liquid loss Lyon-Toulouse mean measured method mode nonlinear normal observed obtained ondes optical parameters particles pattern phase Phys plane present pressure propagation properties pulse radiation range References reflection region relaxation resonance respectively sample scattering shown shows signal solid solution sound spectrum structure surface technique temperature theoretical theory tion transducer transition ultrasonic ultrasonore values variation velocity vibration vitesse volume wave