Long-range atmospheric infrasound propagation from subsurface sources
In seismology and ocean acoustics, the interface with the atmosphere is typically
represented as a free surface. Similarly, these interfaces are considered as a rigid surface …
represented as a free surface. Similarly, these interfaces are considered as a rigid surface …
Elastic parabolic equation and normal mode solutions for seismo-acoustic propagation in underwater environments with ice covers
JM Collis, SD Frank, AM Metzler… - The Journal of the …, 2016 - pubs.aip.org
Sound propagation predictions for ice-covered ocean acoustic environments do not match
observational data: received levels in nature are less than expected, suggesting that the …
observational data: received levels in nature are less than expected, suggesting that the …
[HTML][HTML] Three-dimensional global scale underwater sound modeling: The T-phase wave propagation of a Southern Mid-Atlantic Ridge earthquake
T CA Oliveira, YT Lin - The Journal of the Acoustical Society of …, 2019 - pubs.aip.org
A three-dimensional (3D) geodesic Cartesian parabolic equation model is utilized to study
the propagation of low-frequency underwater sound (5 to 20 Hz), the so-called T-phase …
the propagation of low-frequency underwater sound (5 to 20 Hz), the so-called T-phase …
Direct numerical simulation of acoustic wave propagation in ocean waveguides using a parallel finite volume solver
R Xia, XW Guo, C Li, J Liu - Ocean Engineering, 2023 - Elsevier
Numerical simulations based on the Finite Volume Method (FVM) solve the wave equation
directly to provide highly accurate predictions of the sound field in ocean waveguides …
directly to provide highly accurate predictions of the sound field in ocean waveguides …
[HTML][HTML] Long-range reverberation in an Arctic environment: Effects of ice thickness and elasticity
SD Frank, AN Ivakin - The Journal of the Acoustical Society of America, 2018 - pubs.aip.org
A full-field perturbation approach is modified for an ice-covered ocean and applied to
estimating narrowband long-range reverberation caused by roughness of the ice-water …
estimating narrowband long-range reverberation caused by roughness of the ice-water …
Elastic parabolic equation solutions for oceanic T-wave generation and propagation from deep seismic sources
SD Frank, JM Collis, RI Odom - The Journal of the Acoustical Society of …, 2015 - pubs.aip.org
Oceanic T-waves are earthquake signals that originate when elastic waves interact with the
fluid–elastic interface at the ocean bottom and are converted to acoustic waves in the ocean …
fluid–elastic interface at the ocean bottom and are converted to acoustic waves in the ocean …
Developments of parabolic equation method in the period of 2000–2016
CX Xu, J Tang, SC Piao, JQ Liu, SZ Zhang - Chinese Physics B, 2016 - iopscience.iop.org
Parabolic equation (PE) method is an efficient tool for modelling underwater sound
propagation, particularly for problems involving range dependence. Since the PE method …
propagation, particularly for problems involving range dependence. Since the PE method …
[HTML][HTML] Normal mode solutions for seismo-acoustic propagation resulting from shear and combined wave point sources
JL Nealy, JM Collis, SD Frank - The Journal of the Acoustical Society of …, 2016 - pubs.aip.org
Normal mode solutions to range-independent seismo-acoustic problems are benchmarked
against elastic parabolic equation solutions and then used to benchmark the shear elastic …
against elastic parabolic equation solutions and then used to benchmark the shear elastic …
White-noise paraxial approximation for a general random hyperbolic system
In this paper we consider a general hyperbolic system subject to random perturbations
which models wave propagation in random media. We consider the paraxial white-noise …
which models wave propagation in random media. We consider the paraxial white-noise …
Direct FVM simulation for sound propagation in an ideal wedge
H Ji, X Xu, X Guo, S Ye, J Chen, X Yang - Shock and Vibration, 2016 - Wiley Online Library
The sound propagation in a wedge‐shaped waveguide with perfectly reflecting boundaries
is one of the few range‐dependent problems with an analytical solution. This provides a …
is one of the few range‐dependent problems with an analytical solution. This provides a …