Acoustical Physics, Volume 40, Issues 4-6American Institute of Physics, 1994 - Sound |
Contents
ENGINEERING | 473 |
Study of Thermal Acoustic Radiation in the Framework | 480 |
Intensity and Phase Fluctuations of LowFrequency Acoustic Signals | 497 |
Copyright | |
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acoustic wave aerogels Akust amplitude angle angular antenna approximation array attenuation bottom boundary calculated characteristics cluster coefficient components correlation corresponding crystal curve density dependence depth determined dimensionality distance distribution Doppler effect elastic energy equation estimates fluctuations fractal fracton frequency function harmonic hydroacoustic hydrophones inhomogeneous intensity interaction internal waves inverse problem laser layer linear measured medium method modes Moscow Nauka noise nonlinear Nonlinear Acoustics obtained ocean Original Russian Text oscillations parameters phase phonon Physics piezoelectric plane porous medium problem propagation quency radiation Rayleigh wave reflection reflection coefficient region resonance Russia Received Russian Academy Russian Text Copyright scattering signal solution sound field sound velocity spatial spectra spectrum structure surface surface acoustic waves temperature thermal tion turbulent ultrasonic underwater values vector vertical vibrations waveguide zero