Vol. 26 No. 1 (1996)

Published: 1996-12-16

ULTRASONIC IMAGING AND NON-DESTRUCTIVE TESTING

Experimental results in ultrasound reflection tomography for nondestructive testing

E. Jasiuniene, L. Mazeika, R. Sliteris

7-11
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Ultrasonic phase imaging of multilayred structures

R. Kazys, L. Svilainis

12-14
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ULTRASONIC MEASUREMENTS

The measurements of the zirconium tubes parameters in the RBMK reactors

L. Mazeika, R. Sliteris, A. Voleisis, K. Kundrotas, V. Kiseliov

15-16
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Interferometric method of ultrasound absorption measurement in liquids

V. Sukackas, A. Voleisis, B. Voleisiene

17-18
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Flow velocity measurement by coherently modulated ultrasound

J. Butkus, L. Jakevicius, O. Tumsys, G. Gudavicius

19-21
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Optimization of the parameters of electroacoustical measuring channel

L. Jakevicius, O. Tumsys, J. Butkus, G. Gudavicius

22-25
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The methods for decreasing of influence of acoustical signal's reflections when searching the leakage of pipelines

G. Gudavicius, L. Jakevicius, O. Tumsys, J. Butkus

26-28
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Application of acoustical methods for investigation of food stuffs

A. Petrauskas, G. Juodeikiene, L. Basinskiene, L. Jakubauskiene

29-32
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WAVE PROPAGATION AND DIFFRACTION

Love waves in proton-exchanged z-cut lithium niobate

F. Dobrovolskis, D. Ciplys, R. Rimeika, J. Paskauskas

33-37
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Theoretical investigations of the acoustical field of asymmetric piezoelectric ring

N. Sajauskas, S. Sajauskas

38-40
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Propagation of acoustic waves through gas-liquid bubbly flows in pipes

P. B. Milius, D. Jucius

41-47
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PHYSICAL ACOUSTICS

Studies of the hydration of ions lanthanium, gadolinium and lutetium in chloride solutions by ultrasonic interferometric method

B. Voleisiene, G. Migliniene, A. Voleisis

48-52
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The research of nitrates hydration by ultraacoustic method

V. Janenas

53-56
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The measurement of ultrasound velocity in multicomponent biological media in the anaerobic condition

A. Sederevicius, A. Vladisauskas, O. Tumsys

57-59
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Improved parametric model of speed of sound in the air

J. Ramanauskas

60-68
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Investigations of influence of gaseous media parameters to acoustoelectric parameters of the spark discharge

O. Tumsys, L. Jakevicius, J. Butkus, G. Gudavicius

69-71
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SIGNAL PROCESSING

Influence of microrelief of the modulator on characteristics of the optical holographic correlator of acoustic signals

V. Minialga, S. Sajauskas

72-77
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