Results 21 to 30 of about 35,702 (291)

Mantle dynamics and seismic tomography [PDF]

open access: yesProceedings of the National Academy of Sciences, 2000
Three-dimensional imaging of the Earth's interior, called seismic tomography, has achieved breakthrough advances in the last two decades, revealing fundamental geodynamical processes throughout the Earth's mantle and core. Convective circulation of the entire mantle is taking place, with subducted oceanic lithosphere sinking into the lower mantle,
T, Tanimoto, T, Lay
openaire   +2 more sources

The structure of the lithosphere of the Black Sea by the results of 3D gravity analysis and seismic tomography

open access: yesГеофизический журнал, 2012
3D gravity analysis and local seismic tomography have been performed to study the lithosphere structure of the Black Sea. Due to gravity analysis gravity effects of different layers and levels of the model (sea water, four layers in sediments ...
T. P. Egorova   +3 more
doaj   +1 more source

Ambient Noise Attenuation Tomography Reveals an Asymmetric Damage Zone Across San Jacinto Fault Near Anza, California

open access: yesGeophysical Research Letters, 2022
We perform seismic attenuation tomography of the shallow structure for the San Jacinto Fault in the Ramona Reservation of southern California. The study uses ambient seismic noise recorded by a linear array of 65 3‐C sensors across the fault.
Xin Liu   +2 more
doaj   +1 more source

Characterization of a Pre-Trajan wall by integrated geophysical methods [PDF]

open access: yes, 2015
The purpose of this study was to characterize a pre-Trajan mosaic-decorated wall structure located beneath the Cryptoporticus of the 'Baths of Trajan' complex in Rome. The surveyed wall is 15m long, 0.9m wide and 3 to 5m high.
Annan   +22 more
core   +1 more source

The 3D Attenuation Structure of Deception Island (Antarctica) [PDF]

open access: yes, 2016
Peer ...
De Siena, Luca   +5 more
core   +1 more source

Focusing on Soil Foundation Heterogeneity through High-resolution Tomography [PDF]

open access: yes, 2016
An historical building affected by differential settlements, which were triggered by an earthquake, is investigated by means of high-resolution tomography, both electrical and seismic.
Cercato, Michele, DE DONNO, Giorgio
core   +1 more source

3-D multiobservable probabilistic inversion for the compositional and thermal structure of the lithosphere and upper mantle: III. Thermochemical tomography in the Western-Central U.S. [PDF]

open access: yes, 2016
Acknowledgments We are indebted to F. Darbyshire and J. von Hunen for useful comments on earlier versions of this work. This manuscript benefited from thorough and constructive reviews by W. Levandowski and an anonymous reviewer.
Aoki K.   +10 more
core   +2 more sources

Multiscale seismic tomography [PDF]

open access: yesGeophysical Journal International, 2001
Summary Seismic traveltime tomography is commonly discretized by a truncated expansion of the pursued model in terms of chosen basis functions. Whether parametrization affects the actual resolving power of a given data set as well as the robustness of the resulting earth model has long been seriously debated.
Chiao, Ling-Yun, Kuo, Ban-Yuan
openaire   +1 more source

Pavement testing by integrated geophysical methods: Feasibility, resolution and diagnostic potential [PDF]

open access: yes, 2017
This work is focused on the assessment of the diagnostic potential of several geophysical methods when applied to the investigation of a rigid airport pavement.
CARDARELLI, Ettore   +4 more
core   +1 more source

EVALUATION OF THE SEISMIC TOMOGRAPHY TOOL FMTOMO FOR HIGH PERFORMANCE COMPUTING APPLICATIONS

open access: yesRevista de Investigaciones Universidad del Quindío, 2016
Colombia has always been a well-known country in terms of natural resources. In particular, mineral resources have become more and more relevant, because of the interest in oil exploitation.
Juan S. López G.   +2 more
doaj   +1 more source

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