Results 1 to 10 of about 819,580 (307)

Crustal stress regime in Italy

open access: yesAnnals of Geophysics, 1997
In order to obtain a reliable map of the present-day stress field in Italy, needed to better understand the active tectonic processes and to contribute to the assessment of seismic hazard, in 1992 we started to collect and analyze new data from borehole ...
M. Cesaro   +4 more
doaj   +3 more sources

Construction of Mechanical Earth Model (MEM) to Determine the Geomechanical Properties of Reservoirs: A Case Study [PDF]

open access: yesAdvances in Engineering and Intelligence Systems, 2022
The mechanical earth model (MEM) has recently been considered in the oil and gas industry due to its importance in predicting the safe and stable range of drilling mud, better understanding the effective parameters in wellbore instability, safe drilling ...
Annabelle Graham   +2 more
doaj   +1 more source

Financial Stress Regimes and the Macroeconomy [PDF]

open access: yesSSRN Electronic Journal, 2014
AbstractSome financial stress events lead to macroeconomic downturns, while others appear to be isolated to financial markets. We identify financial stress regimes using a model that explicitly links financial variables to macro‐economic outcomes. The stress regimes are identified using an unbalanced panel of financial variables with an embedded method
Galvão, Ana B., Owyang, Michael T.
openaire   +4 more sources

The influence of regional stress and structural control on the shape of maar craters

open access: yesVolcanica, 2021
Maars are volcanic craters excavated by the interaction of magma and groundwater in subsurface phreatomagmatic explosions. Maar craters display a variety of shapes and sizes, but commonly display elongation.
Cody Nichols, Alison Graettinger
doaj   +1 more source

Strain and Moment Rates from GPS and Seismological Data in Northern Iran: Implications for an Evaluation of Stress Trajectories and Probabilistic Fault Rupture Hazard

open access: yesRemote Sensing, 2022
This study provides a multi-disciplinary overview of the seismology and geodetic data with tectonics analysis in order to provide an evaluation of stress trajectories, and probabilistic fault rupture hazard assessment.
Ahmad Rashidi, Reza Derakhshani
doaj   +1 more source

Late Cenozoic Stress State in Gulf of Güllük and Surroundings, SW Anatolia

open access: yesJournal of Advanced Research in Natural and Applied Sciences, 2021
This study was performed with the aim of revealing the Late Cenozoic stress state of the Gulf of Güllük and close surroundings. In this study, the tectonic regime and stress states from the Pliocene to the present day were determined.
Erdem Gündoğdu   +2 more
doaj   +1 more source

Characteristics of in situ stress and its influence on coalbed methane development: A case study in the eastern part of the southern Junggar Basin, NW China

open access: yesEnergy Science & Engineering, 2020
Based on 54 sets of well test data of 29 coalbed methane (CBM) wells, the distribution characteristic of in situ stress in the eastern part of the southern Junggar Basin and its control on permeability (K), reservoir pressure (Po), and gas content (G ...
Haijiao Fu   +5 more
doaj   +1 more source

Failure analysis around oriented boreholes using an analytical model in different faulting stress regimes

open access: yesJournal of Civil Engineering and Management, 2023
One of the most important instabilities that may occur in a borehole is shear instability caused by high compressive stress in the borehole wall. The initial estimation of the width and depth of the failure zone around the borehole is very important in ...
Ali Lakirouhani   +3 more
doaj   +1 more source

Updating the seismotectonic setting for the Gulf of Aqaba

open access: yesScientific Reports, 2023
The Gulf of Aqaba is known for its high seismic activity in Egypt and the Middle East. An inversion technique was applied to 113 earthquakes of magnitude 2.5 to 7.2 to distinct subsets of data based on tectonic regionalization to define the stress regime
Mona Abdelazim   +4 more
doaj   +1 more source

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