Results 61 to 70 of about 2,146,102 (364)

Geophysical characterisation of the ocean–continent transition at magma-poor rifted margins [PDF]

open access: yes, 2009
Geophysical characterisation of the ocean-continent transition (OCT) at magma-poor riftedmargins has focused primarily on the determination of P wave velocities using wide-angleseismic techniques. Such experiments have shown that the OCT is heterogeneous,
Minshull, Timothy A.
core   +1 more source

Bahaman patch reefs: Numerous and neglected

open access: yesThe Depositional Record, EarlyView.
Abstract Phanerozoic patch reefs are extensively studied because they are abundant and are potential reservoirs for valuable fluids. In contrast, geologic studies of modern reefs have largely focused on platform margins, leaving patch reefs comparatively neglected. What conditions favour patch‐reef development?
Paul Enos, Clay Robertson
wiley   +1 more source

Joint interpretation of magnetotelluric, seismic, and well-log data in Hontomín (Spain) [PDF]

open access: yes, 2016
Acknowledgements. This work is dedicated to the memory of Andrés Pérez-Estaún, brilliant scientist, colleague, and friend. The authors sincerely thank Ian Ferguson and an anonymous reviewer for their useful comments on the manuscript.
Alcalde, Juan   +9 more
core   +3 more sources

Water pathways and ancient lakes: Flowing towards new models to unravel the past

open access: yesThe Depositional Record, EarlyView.
Abstract Significant progress has been made in understanding lake basin evolution through climatic and tectonic changes using sedimentology, sequence stratigraphy, geochemistry, hydrology and watershed characteristics to interpret three main lake basin types: overfilled, balanced‐fill and underfilled, including fluvio‐lacustrine systems.
Cecilia A. Benavente   +2 more
wiley   +1 more source

Application of 2D Variational Mode Decomposition Method in Seismic Signal Denoising

open access: yesElektronika ir Elektrotechnika
Seismic data are typical nonlinear and nonstationary data. In the acquisition and processing of seismic data, many factors interfere with it. Seismic data contain both effective waves and random noises, seriously affecting the quality of seismic data and
Chao Liu   +4 more
doaj   +1 more source

Sedimentary processes in Lake Van: first results from a joint interpretation of seismic and drilling data [PDF]

open access: yes, 2011
EGU2011-1847-3 Lake Van is a lake by volume of 607 km3 and a maximum depth of 450 meters in a tectonically active zone in eastern Anatolia, Turkey.
Cukur, Deniz   +4 more
core  

Holocene development of submerged keep‐up patch reefs on Bermuda without acroporids: A model of future reef accretion

open access: yesThe Depositional Record, EarlyView.
Bermuda patch reefs development was primarily controlled by massive coral framework construction, and variation in environmental energy, turbidity and bioerosion. These factors shaped the size, diversity and preservation of the framework, leading to a suppressed, steady vertical accretion.
Eduardo Islas‐Dominguez   +2 more
wiley   +1 more source

Key technologies for seismic reservoir characterization of high water-cut oilfields

open access: yesPetroleum Exploration and Development, 2012
Reservoir characterization in mature oil fields with high water cut faces the challenges of small geological bodies, large well density, and data acquisition spreading over long periods.
Lideng GAN   +9 more
doaj  

Shape Carving Methods of Geologic Body Interpretation from Seismic Data Based on Deep Learning

open access: yesEnergies, 2022
The task of seismic data interpretation is a time-consuming and uncertain process. Machine learning tools can help to build a shortcut between raw seismic data and reservoir characteristics of interest. Recently, techniques involving convolutional neural
Sergei Petrov   +3 more
doaj   +1 more source

A summary of the methodology for the seismic stratigraphic interpretation for the 'GlaciStore' bid to IODP [PDF]

open access: yes, 2015
This report summarises the methodology followed for the seismic interpretation of sedimentary strata that are the overburden sequence and the Palaeogene strata that are prospective CO2 storage formations, in the UK Central North Sea.
Akhurst, M.C.   +6 more
core  

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