Results 41 to 50 of about 51,259 (279)

Development of a System for 3D High-resolution Seismic Reflection Profiling on Lakes [PDF]

open access: yesMarine Geophysical Researches, 2005
A high-resolution three-dimensional (3D) seismic reflection system for small-scale targets in lacustrine settings has been developed. Its main characteristics include navigation and shot-triggering software that fires the seismic source at regular distance intervals (max.
Scheidhauer, M.   +2 more
openaire   +3 more sources

Quantifying offshore fore-arc deformation and splay-fault slip using drowned Pleistocene shorelines, Arauco Bay, Chile [PDF]

open access: yes, 2017
Indexación: Web of Science; Scopus.Most of the deformation associated with the seismic cycle in subduction zones occurs offshore and has been therefore difficult to quantify with direct observations at millennial timescales.
Argandoña, B.   +6 more
core   +1 more source

High-amplitude lake-level changes in tectonically active Lake Issyk-Kul (Kyrgyzstan) revealed by high-resolution seismic reflection data [PDF]

open access: yes, 2017
A total of 84 seismic profiles, mainly from the western and eastern deltas of Lake Issyk-Kul, were used to identify lake-level changes. Seven stratigraphic sequences were reconstructed, each containing a series of delta lobes that were formed during ...
Abdrakhmatov, Kanatbek   +6 more
core   +4 more sources

The marine activities performed within the TOMO-ETNA experiment

open access: yesAnnals of Geophysics, 2016
The TOMO-ETNA experiment was planned in order to obtain a detailed geological and structural model of the continental and oceanic crust beneath Mt. Etna volcano and northeastern Sicily up to the Aeolian Islands (southern Italy), by integrating data from ...
Mauro Coltelli   +30 more
doaj   +1 more source

Small Muddy Paleochannels and Implications for Submarine Groundwater Discharge near Charleston, South Carolina, USA

open access: yesGeosciences, 2023
The spatial variations in Quaternary sediments on the inner continental shelf are produced by the progression of depositional environments during the latest sea-level rise, and this sedimentary architecture plays a fundamental role in controlling ...
Scott M. White   +3 more
doaj   +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

Characterizing the subsurface structure and active faults of the Fucino Basin (Central Apennines) through integrated high-resolution seismic reflection and nodal ambient noise surveys

open access: yesFrontiers in Earth Science
The Fucino Basin, the largest tectonic basin within the Central Apennines orogen, is bounded by normal faults that have controlled the deposition of over 1 km of Pliocene-Quaternary continental deposits above a Messinian substratum.
Luigi Improta   +37 more
doaj   +1 more source

Depositional setting of the southern arms of Lago Argentino (southern Patagonia)

open access: yesJournal of Maps, 2020
Lago Argentino hosts a series of calving glaciers originating from the Southern Patagonian Icefield, the largest temperate ice cap of the southern hemisphere. Brazo Rico and Brazo Sur are two basins located in the southern part of Lago Argentino, where a
Jorge Lozano   +8 more
doaj   +1 more source

Paleoseismology of active faults based on multiscale seismic imaging [PDF]

open access: yes, 2010
The study of active structures offshore requires very-high resolution seismic imaging in order to observe the most recent layers below sea floor. In the other hand, high penetration methods are necessary to observe deeper reflections for understanding
Bartolomé, Rafael   +3 more
core  

Submarine depositional terraces at Salina Island (Southern Tyrrhenian Sea) and implications on the Late-Quaternary evolution of the insular shelf [PDF]

open access: yes, 2018
The integrated analysis of high-resolution multibeam bathymetry and single-channel seismic profiles around Salina Island allowed us to characterize the stratigraphic architecture of the insular shelf.
Adami, Chiara   +6 more
core   +2 more sources

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