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 …

Study on a detection technique for Scholte waves at the seafloor

M Liang, L Wang, G Yu, Y Ren, L Peng - Sensors, 2022 - mdpi.com
Scholte waves at the seafloor have significant potential for underwater detection and
communication, so a study about detecting Scholte waves is very meaningful in practice. In …

Comparisons of laboratory scale measurements of three-dimensional acoustic propagation with solutions by a parabolic equation model

F Sturm, A Korakas - The Journal of the Acoustical Society of America, 2013 - pubs.aip.org
In this paper, laboratory scale measurements of long range across-slope acoustic
propagation in a three-dimensional (3-D) wedge-like environment are compared to …

Characteristics of low-frequency acoustic wave propagation in ice-covered shallow water environment

S Li, S Yuan, S Liu, J Wen, Q Huang, Z Zhang - Applied Sciences, 2021 - mdpi.com
Mastering the sound propagation law of low-frequency signals in the Arctic is a major frontier
basic research demand to improve the level of detection, communication, and navigation …

Interference Pattern Anomaly of an Acoustic Field Induced by Bottom Elasticity in Shallow Water

X Su, J Qin, X Yu - Journal of Marine Science and Engineering, 2023 - mdpi.com
This paper reports the interference pattern of an acoustic field in the 100–300 Hz frequency
band observed in a shallow water experiment. Assuming there is a conventional fluid sea …

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 …

[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 …

Root finding in the complex plane for seismo-acoustic propagation scenarios with Green's function solutions

BA McCollom, JM Collis - The Journal of the Acoustical Society of …, 2014 - pubs.aip.org
A normal mode solution to the ocean acoustic problem of the Pekeris waveguide with an
elastic bottom using a Green's function formulation for a compressional wave point source is …

[图书][B] Complex wavenumber determination for seismo-acoustic propagation scenarios

BA McCollom - 2013 - search.proquest.com
Seeking a solution to the ocean acoustic problem, that of the Pekeris waveguide with an
elastic bottom, using a Green's function formulation, a transcendental characteristic equation …

[图书][B] A study of normal mode solutions for seismo-acoustic propagation scenarios: A generalized range-independent case, earthquake modeling using seismic …

JL Nealy - 2015 - search.proquest.com
This work presents improvements to the study of tsunamigenic offshore earthquakes and
complex earthquakes, ie, earthquakes that are better represented as multiple events …