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A CFD- RSM study of cuttings transport in non-Newtonian drilling fluids: Impact of operational parameters
منشور في 2022"…As the drill pipe rotational speed increased, the pressure drop decreased slightly until a critical rotatory speed was reached, thereafter, the pressure drop increased markedly. …"
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Impact of staying at home measures during COVID-19 pandemic on the lifestyle of Qatar’s population: Perceived changes in diet, physical activity, and body weight
منشور في 2021"…Participants reported increased sitting/reclining time (1.94 h/day mean increase), screen times (2.05 h/day mean increase) with p < 0.001, and decreased exercise time (0.11 h/day mean reduction) with p < 0.001. …"
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Characterizing the dynamics of climate and native desert plants in Qatar
منشور في 2024"…These findings suggest a continued decrease in vegetation coverage, leading to more drought seasons and impacting water and food security. …"
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Global, regional, and national progress towards Sustainable Development Goal 3.2 for neonatal and child health: all-cause and cause-specific mortality findings from the Global Burd...
منشور في 2021"…<h3>Background</h3><p dir="ltr">Sustainable Development Goal 3.2 has targeted elimination of preventable child mortality, reduction of neonatal death to less than 12 per 1000 livebirths, and reduction of death of children younger than 5 years to less than 25 per 1000 livebirths, for each country by 2030. …"
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Stemming cardiovascular diseases in Qatar
منشور في 2015"…Many of the heart attack and stroke patients had diabetes, hypertension, high cholesterol, and/or were smokers, whereas controls were much less likely to have these factors.</p><p>All of these factors are associated with reduced physical activity and increased consumption of high-fat foods. …"
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Essays on the effect of excess compensation and governance changes on firm value
منشور في 2012"…Our results suggest that an increase in director excess compensation decreases the likelihood of CEO turnover, reduces the turnover-performance sensitivity, and increases managerial entrenchment. …"
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masterThesis -
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Trade Flow and Nation Brand Distance: A Structural Gravity Model Approach
منشور في 2021"…The results on the impact of NBD on FTA and trade flows provides some interesting insights as the there is a negative and significant moderation impact of NBD on the relationship between FTA and both export and import volume which suggest that a decrease of NBD will increase the effect of FTA on trade flow. …"
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Optimisation of PV Cleaning Practices: Comparison Between Performance Based and Periodic Based Approaches
منشور في 2018"…Although the biggest costs involved in this technology is the installation/capital costs, the subsequent running costs (although less than traditional sources of energy) such as cleaning and maintenance can increase or decrease the feasibility of these panels. …"
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Cardiorespiratory Fitness and Performance Adaptations to High-Intensity Interval Training: Are There Differences Between Men and Women? A Systematic Review with Meta-Analyses
منشور في 2023"…After sub-grouping, significant differences were present for PPO where the effect size was higher for well-trained women (g = 0.37) compared with well-trained men (g = 0.17), and for V̇ O<sub>2max</sub> where interventions with a duration of 4 weeks or less had significantly smaller effect sizes compared with those longer than 4 weeks (p < 0.001). …"
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Urban Geometry: The Effect of Height Diversity and Buildings Configuration on Thermal Performance and Cooling Load at Urban Scale. A Case Study in Dubai / UAE
منشور في 2018"…Therefore, designing the urban block with a significant diversity in building heights, or gradual height variation will have the potential of a shading effect and wind speed increase to enhance the thermal performance of the urban block. …"
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The Effect of Auditor Characteristics on the Quality of Segment Disclosures of Diversified Firms
منشور في 2024احصل على النص الكامل
doctoralThesis -
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Sustainable Detoxification of Methylene Blue in Wastewater via Tea Residue Adsorption: Optimization and Kinetics
منشور في 2025"…The Sips model confirms significant heterogeneity. The Temkin model, which assumes that the heat of adsorption decreases linearly with coverage due to adsorbent-adsorbate interactions, aligns strongly with the data. …"
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SYSTEM DYNAMICS APPROACH FOR WHOLE LIFE CYCLE COST MODELLING OF RESIDENTIAL BUILDING PROJECTS IN UNITED ARAB EMIRATES
منشور في 2020"…This is achieved by applying adjusting risks on project's initial cost at the preconstruction stage with respect to cost and risk behaviours at each time step. Cost impact is following an increasing S-Curve behaviour during CAPEX time and risk impact is following a decreasing S-Curve behaviour during CAPEX lifetime. …"
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