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155 Result(s)
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Chapter and Conference Paper
Halokinesis and Diachronism in the Gulf of Gabes
Due to its particular tectonic position in the North African margin, the geological history of Tunisia strongly depends on the relative motion of the African plate, especially since the Jurassic period as a re...
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Chapter and Conference Paper
Lithostratigraphy, Whole-Rock, and Sm–Nd Isotopic Data of the Ediacaran Magmatic Rocks from the Zgounder Ag–Hg Deposit (Siroua Massif, Central Anti-Atlas, Morocco)
In the Zgounder Ag-Hg high-grade deposit, Ediacaran magmatic rocks of different types and compositions have been intruded by several dolerite and rhyolite dike swarms. This contribution focuses on the 610–541 ...
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Chapter and Conference Paper
Miocene Magmatism in Northern Tunisia: Characterization and Geodynamic Implications
The Nefza mining district in northern Tunisia comprises a wide variety of magmatic rocks related to the Cenozoic Mediterranean geodynamic history. Magmatic rocks consist mainly of granodiorite and rhyodacite e...
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Chapter and Conference Paper
The Productivity Equation for Slanted Wells in Tight Water-Bearing Gas Reservoirs Considers Multiple Factors
As a highly potential unconventional natural gas resource, accurately evaluating the production capacity of tight sandstone gas reservoirs is of great significance for their development. This article takes inc...
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Chapter and Conference Paper
Development and Application of Flushing Fluid Used for Shale Gas and Tight Gas
In the process of drilling horizontal Wells such as shale gas and tight gas, oil-based mud is used, which makes it difficult to flush mud cake in cementing process and poor compatibility with cement slurry lea...
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Chapter and Conference Paper
Principle and Application of Distinguishing Oil-Water Contact in Complex Architectural Units Based on Pressure Gradient Method
Pressure gradient method is based on the principle of connectedness, using formation pressure test data to character pressure gradient curves of reservoir fluids and distinguish oil water contact. The greatest...
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Chapter and Conference Paper
Fractured Reservoirs: An Extensive Geomechanical Integrity Approach
There is no more challenging task for today’s oil and gas production companies than simulating the production behavior of naturally fractured reservoir fields. These reservoirs are highly prosperous at their e...
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Chapter and Conference Paper
Use of Ultrasonic Waves for the Evaluation of the Unsaturated Zone Hydrodynamic Parameters: An Example from Merguellil Basin Downstream of El Haouareb Dam (Central Tunisia)
Groundwater recharge estimation, which is usually required for good water resources management, is usually based on predicting the unsaturated zone hydrodynamic properties. This study uses the ultrasonic metho...
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Chapter and Conference Paper
Map** the Shoreline Evolution in Response to Sea Level Rise Along Agadir Bay, Morocco: Geospatial and Empirical Approach
Global warming resulting from meteorological and oceanic perturbations manifests itself, among other things, in the rise of sea level and the increase in the energy of marine storms, as well as their frequency...
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Chapter and Conference Paper
Reservoir Architecture Characterization and Rolling Development Based on Well Logging-Seismic Data and Dynamic Information Fusion—A Case Study of Sha 1 Member in Block D of Nanpu Oilfield in the BHW Basin
The ultra-low permeability compound mouth bar in small continental rift lake basin is the main development unit of oilfield. However, due to the multiple effects of complex reservoir structure, rapid lateral v...
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Chapter and Conference Paper
Early Pliocene Benthic Foraminifera of the Southeastern Coast of Cap Bon Peninsula (Northern Tunisia)
A study of benthic foraminiferal assemblages was carried out based on the analysis of clay sediment samples collected from the lower Pliocene deposits of the Jrêba section (Nabeul region, southeastern coast of...
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Chapter and Conference Paper
Robust Face Verification Using Deep Learning in Uncontrolled Environment
Face recognition in an unconstrained environment has progressively become prevalent in various applications, such as intelligent visual surveillance and identity verification. Recently, convolutional neural ne...
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Chapter and Conference Paper
Soil Characterization Using Machine Learning Based on Remote Sensing Data
Remote sensing (RS) techniques have lately seen a huge advancement which led to the availability of enormous amounts of data. Data with spectral, temporal, and spatial characterizations constitute the basis of...
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Chapter and Conference Paper
Comparative Analysis of Different Vegetation Indices and Analysis of the Effects of Heavy Metals on Vegetation Using Sentinel Data
Dust emissions from the cement plant of Gabes (south of Tunisia) can affect vegetation cover. A methodological approach based on remote sensing data analysis was employed. Three satellite images (Sentinel-2 da...
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Chapter and Conference Paper
Geomechanical Classification and Observational Method for Deep Urban Excavations in Shale Formations
Deep urban excavations are crucial for the development of modern cities, but they pose complex challenges due to the specific geological conditions of urban environments. Shale formations, commonly encountered...
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Chapter and Conference Paper
Geological, Geophysical and Geochemical Characterization of the Salinization of the Plio-Quaternary Coastal Aquifer in the Chiba Downstream Basin, Eastern Cap-Bon Tunisia
The present work seeks to characterize the water resources of the overexploited aquifer of Oued Chiba watershed, thus identifying the geochemical process controlling the mineralization. Physico-chemical analys...
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Chapter and Conference Paper
Modeling the Fatigue Behavior of Pavement Using the Finite Element Method
The primary function of pavement is to withstand traffic stresses while ensuring the comfort and safety of users, guaranteeing adequate ride quality, and providing good vehicle grip. The stresses applied to th...
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Chapter and Conference Paper
Sediment Type and Their Relation to the Presence of Seagrass Posidonia oceanica in the Mediterranean Lagoon
This study aims to determine the sediment pattern changes and seagrass response to natural and anthropogenic factors in urbanized coastal lagoons in Ghar El Melah, Tunisia, in the central Mediterranean. We exp...
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Chapter and Conference Paper
Meghalayen Climate and Environment Changes Inferred from Geochemical, Paleontological, and Sedimentological Proxies of Lagoonal Sediment Sequences of the Thapsus Coast (Eastern Tunisia)
This study presents paleoenvironmental results from three radiocarbon-dated lagoonal sedimentary sequences from the Thapsus lagoon in the southern Gulf of Monastir (Tunisia). Variations in major and trace elem...
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Chapter and Conference Paper
The Use of Geophysical Data for the Valorization of High Silica Limestone Deposit Reserves
This study corresponds to a characterization of the lower Eocene limestone reserves in Bizerte region in the North of Tunisia. The valorization of this useful substance consists on the one hand in its integrat...