Machine learning regression implementation for high-frequency seismic wave attenuation estimation in the Aswan Reservoir area, Egypt

SSR Moustafa, GEA Mohamed, MS Elhadidy… - Environmental Earth …, 2023 - Springer
Attenuation characteristics have been estimated to understand the effect of the
heterogeneity in the tectonically active Aswan Reservoir, the southern part of Egypt using …

Separation of intrinsic and scattering seismic attenuation in the Southern Apennine zone, Italy

F Bianco, E Del Pezzo, M Castellano… - Geophysical Journal …, 2002 - academic.oup.com
Scattered waves observed at the seismographs of the National Italy's seismic network have
been used to investigate the intrinsic dissipation and scattering properties of the lithosphere …

Seismic wave scattering in volcanoes

E Del Pezzo - Advances in geophysics, 2008 - Elsevier
Volcano‐tectonic earthquakes produce high‐frequency seismograms characterized by
impulsive shear mechanism; their seismogram coda reflects the random inhomogeneity of …

Real-time ultrasonic features and damage characterization of deep shale

J Dai, J Liu, L Zhou, X He - Rock Mechanics and Rock Engineering, 2023 - Springer
Significantly affected by fractures and faults, the spectrum and attenuation of seismic waves
can assist in clarifying the physical mechanism of subtle changes in rock properties, such as …

Coda and intrinsic attenuations from ultrasonic measurements in tight siltstones

R Ma, J Ba - Journal of Geophysical Research: Solid Earth, 2020 - Wiley Online Library
We have performed ultrasonic measurements on tight siltstone samples to obtain the P wave
coda and intrinsic attenuations using a single isotropic scattering model and the spectral …

Coda Q in Different Tectonic Areas, Influence of Processing Parameters

J Havskov, MB Sørensen, D Vales… - Bulletin of the …, 2016 - pubs.geoscienceworld.org
Published results of coda Q show a large variation in values. These variations are often
claimed to be related to different tectonics, whereas they might just be related to using …

Analysis of shear wave splitting anisotropy in the Tres Virgenes Volcanic complex, Baja California Sur, Mexico

F Chacón-Hernández, FR Zúñiga… - Geothermics, 2021 - Elsevier
We analyze the seismicity that occurred in the Tres Vírgenes Volcanic Complex, TVVC,(Baja
California Sur, northwestern Mexico) from 2009 to 2013, whose depths range from 2 to 6 km …

Understanding seismic path biases and magmatic activity at Mount St Helens volcano before its 2004 eruption

S Gabrielli, L De Siena, F Napolitano… - Geophysical Journal …, 2020 - academic.oup.com
In volcanoes, topography, shallow heterogeneity and even shallow morphology can
substantially modify seismic coda signals. Coda waves are an essential tool to monitor …

Depth and spatial variation of the shear wave attenuation parameters in the Shallow Crust and Lower Crust/Upper Mantle of Mt. Etna (Italy)

E Giampiccolo, T Tuvè, F Bianco… - Pure and Applied …, 2024 - Springer
Seismic wave attenuation is a key feature of seismic wave propagation that provides
constraints on the composition and physical state of the medium within the Earth. We …

Attenuation and source parameters of shallow microearthquakes at Mt. Etna Volcano, Italy

E Giampiccolo, S D'Amico… - Bulletin of the …, 2007 - pubs.geoscienceworld.org
We estimated the attenuation laws of high-frequency seismic waves in the shallow crust
(depth≤ 5 km) and earthquake source parameters by using a selected data set of 320 …