Ray and wave chaos in underwater acoustic waveguides

AL Virovlyansky, DV Makarov, SV Prants - Physics-Uspekhi, 2012 - iopscience.iop.org
In the 1990s, the study of the chaotic behavior of ray trajectories in inhomogeneous
waveguides emerged as a new field in ocean acoustics. It turned out that at ranges on the …

Horizontal coherence of low-frequency fixed-path sound in a continental shelf region with internal-wave activity

TF Duda, JM Collis, YT Lin, AE Newhall… - The Journal of the …, 2012 - pubs.aip.org
Sound at 85 to 450 Hz propagating in approximately 80-m depth water from fixed sources to
a joint horizontal/vertical line array (HLA/VLA) is analyzed. The data are from a continental …

Horizontal refraction of acoustic waves in shallow-water waveguides due to an inhomogeneous bottom structure

A Lunkov, D Sidorov, V Petnikov - Journal of Marine Science and …, 2021 - mdpi.com
Three-Dimensional (3-D) sound propagation in a shallow-water waveguide with a constant
depth and inhomogeneous bottom is studied through numerical simulations. As a model of …

Experimental and theoretical study on arrival times and effective velocities in the case of long-range propagation of acoustical pulses along the shelf edge in a shallow …

PS Petrov, AA Golov, VV Bezotvetnykh, AV Burenin… - Acoustical …, 2020 - Springer
An experimental study aimed at the measurement of arrival times and effective velocities of
acoustical pulses propagating approximately along the edge of the continental shelf was …

Whispering gallery waves localized near circular isobaths in shallow water

BG Katsnelson, PS Petrov - The Journal of the Acoustical Society of …, 2019 - pubs.aip.org
Sound propagation in an area of shallow sea with circular isobaths and the bottom depth
increasing towards their curvature center is considered. Such an area could be part of a bay …

Horizontal refraction of propagating sound due to seafloor scours over a range-dependent layered bottom on the New Jersey shelf

MS Ballard, YT Lin, JF Lynch - The Journal of the Acoustical Society of …, 2012 - pubs.aip.org
Three-dimensional propagation effects of low frequency sound from 100 to 400 Hz caused
by seafloor topography and range-dependent bottom structure over a 20 km range along the …

On the method of source images for the wedge problem solution in ocean acoustics: Some corrections and appendices

J Tang, PS Petrov, S Piao, SB Kozitskiy - Acoustical Physics, 2018 - Springer
In this study the method of source images for the problem of sound propagation in a
penetrable wedge [G. Deane and M. Buckingham, J. Acoust. Soc. Am. 93 (1993) 1319 …

[HTML][HTML] Three-dimensional mapping of evolving internal waves during the Shallow Water 2006 experiment

M Badiey, L Wan, A Song - The Journal of the Acoustical Society of …, 2013 - pubs.aip.org
Detailed knowledge of sound speed profiles and the sound speed profile's spatial and
temporal variability resulting from internal waves (IWs) are indispensable to investigating …

Underwater acoustic energy fluctuations during strong internal wave activity using a three-dimensional parabolic equation model

GA Dossot, KB Smith, M Badiey, JH Miller… - The Journal of the …, 2019 - pubs.aip.org
The three-dimensional Monterey–Miami parabolic equation model is used to simulate a
nonlinear internal wave (NIW) crossing the sound field in a shallow water environment. The …

Horizontal ducting of sound by curved nonlinear internal gravity waves in the continental shelf areas

YT Lin, KG McMahon, JF Lynch… - The Journal of the …, 2013 - pubs.aip.org
The acoustic ducting effect by curved nonlinear gravity waves in shallow water is studied
through idealized models in this paper. The internal wave ducts are three-dimensional …