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pro vyhledávání: '"K. A. Naugolnykh"'
Autor:
K. A. Naugolnykh
Publikováno v:
Acoustical Physics. 55:338-344
The subject of nonlinear acoustics (NA) is the strong perturbations of medium, which doesn’t obey the princip of superposition. The manyfold interactions of sound with different perturbations of medium are developing in this case. Fast development
Autor:
S. A. Rybak, K. A. Naugolnykh
Publikováno v:
Acoustical Physics. 53:417-420
The equation of sound propagation in an unstable medium produced by the presence of supersaturated water vapor in it, which can appear in a hurricane area, is derived. This equation takes into account the effects of sound velocity dispersion, amplifi
Autor:
K. A. Naugolnykh, I. B. Esipov
Publikováno v:
Acoustical Physics. 51:713-718
The propagation of a high-intensity sound wave in an unconsolidated medium is considered. Dissipation effects are taken into account on the basis of Buckingham’s theory of a relaxation mechanism of sound attenuation in a saturated sediment. The non
Publikováno v:
Journal of Computational Acoustics. :413-425
The horizontal refraction method (HRM) of transverse current acoustics monitoring in the Fram Strait environment is modeled numerically. The current profile was constructed on the basis of experimental data on the West Spitsbergen Current (WSC) struc
Publikováno v:
Inverse Problems. 16:1667-1678
The inverse problem of inferring information about the intervening ocean can be solved by a comparison of the computed arrival times and measured patterns of arrivals. This approach is very effective if in the process of sound signal propagation the