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1481
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1482
Development and Evaluation of Fibrous Fluid Formulations for Horizontal Gas and Oil Well Cleanout
Published 2021“…The first part (Section 4.1) examines the influence of fibers concentration and aspect ratio, base polymer concentration, and solution temperature on FCFs stability; Fibers of higher aspect ratio showed better stability properties for FCF; formation of fiber's structured network decreases the fiber's sensitivity to destabilization under various conditions. …”
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1483
Changing Paradigm in The Global LNG Market: Opportunities And Risks For Major Suppliers in The Gulf Region
Published 2019“…As competition in the market is reaching unprecedented level, price competitiveness, credit ratings of sellers and ability to supply at desired timing are more valued than ever.Strengthening competitions will not seriously affect the position of Qatar in the market due to following reasons: (1) Qatar LNG has one of the lowest break-even price (2) Swing supplier - Qatar can send LNG to any major buyers in the world (3) Exporter with proven track record (4) Qatar is located ideally from new demand centers, South Asia, South East Asia, Gulf countries and LNG demand in Europe is growing rapidly. …”
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1484
Spatial-temporal pattern of cultivated land productivity based on net primary productivity and analysis of influencing factors in the Songhua River basin
Published 2022“…The results showed that: (1) the area of cultivated land in SRB decreased, but NPP of cultivated land area increased, during 2000-2020; (2) spatially, NPP was relatively low in the middle of the basin and gradually increased towards the periphery; (3) The main positive factors were the normalized difference vegetation index (NDVI), slope, precipitation, evapotranspiration, and total nitrogen, while the main negative factors were temperature, Ratio Vegetation Index, and total phosphorus. …”
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1485
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1486
Contrasting cardiovascular mortality trends in Eastern Mediterranean populations: Contributions from risk factor changes and treatments
Published 2016“…Results Risk factor trends: Smoking prevalence was high in men, persisting in Syria but decreasing in Tunisia, oPt and Turkey. BMI rose by 1-2 kg/m2 and diabetes prevalence increased by 40%-50%. …”
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1487
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1488
Food shopping during the COVID-19 pandemic: an exploratory study in four Near Eastern countries
Published 2022“…Design/methodology/approach: The research is based on an online survey conducted on 1,456 subjects using a snowball sampling technique. …”
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1489
Microbial Desalination Cell: An Integrated Approach for Wastewater Treatment and Desalination Systems for Sustainable Water Desalination and Wastewater Treatment
Published 2016“…The availability of drinking water from the current available sources is decreasing due to the high demand and population increase. …”
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1490
Experimental determination and computational fluid dynamics predictions of pressure loss in close-coupled elbows (RP-1682)
Published 2017“…The results of this study showed that the loss coefficient increased as a function of separation distance between the elbows in a Z-configuration and decreased in a U-configuration. …”
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1491
Impact of fines type on gas flow using 3D micro-computed tomography
Published 2019“…Methane hydrates are promising unconventional energy source with natural reserves above 1,000 Trillion m3. Hydrates are found in saturated sandy sediments, where multi-phase flow of gas takes place through sediment's pores, physical phenomenon at pore-scale controls flow properties. …”
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1492
Impact of fines type on gas flow using 3D micro-computed tomography
Published 2019“…Methane hydrates are promising unconventional energy source with natural reserves above 1,000 Trillion m3. Hydrates are found in saturated sandy sediments, where multi-phase flow of gas takes place through sediment's pores, physical phenomenon at pore-scale controls flow properties. …”
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1493
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1494
Simulation and experimental study of underwater dissimilar friction-stir welding between aluminium and steel
Published 2020“…Theeffects of processing parameters on the formation of intermetallic compounds (IMCs) atthe Al/St interface, microstructural characteristics, and mechanical property of dissimilarweldments were studied and addressed. By decreasing tool rotational speed (w), increas-ing traverse velocity (v), and employing cooling medium, peak temperature continuouslyreduced (down to ?…”
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1495
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1496
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1497
Trends of use of SGLT2 inhibitors in Qatar
Published 2021“…Background: Type 2 diabetes mellitus (T2DM) represents a growing health challenge in Qatar and worldwide. …”
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1498
Therapeutic potential of resveratrol in covid-19-associated hemostatic disorders
Published 2021“…Dysfunctions of endothelial cells and platelets are tightly linked in contributing to the systemic inflammatory response that appears to be both a cause and a consequence of COVID-19-associated coagulation disorders and thrombotic events. …”
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1499
The Influence of Qatari Dust on the Element Composition of Marine Plankton
Published 2021“…The biogenic concentrations of trace metals were determined by correcting the bulk analyses for the lithogenic contribution using aluminum content of Qatari dust as a lithogenic tracer. The relative trace metal composition of plankton from EEZ of Qatar is Fe > Zn ≈ Cu > V ≈ Ni ≈ Cr ≈ As ≈ Mo > Cd ≈ Co. …”
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1500
Internal Pressure Capacity and Bending Behavior of Glass Fiber Reinforced Composite Overwrapping PVC Plastic Pipes.
Published 2020“…Therefore, this study proposes a glass fiber-reinforced polymer (GFRP) overwrapped system to strengthen the external surface of PVC pipes, which will improve pipes pressure and flexural capacities. …”
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