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561
A Multidecadal Assessment of Haze Development and Fluctuations in Visibility for Arabian Peninsula
Published 2024“…The main objective of this paper is to analyze the long-term (1975–2023) trends of visibility fluctuations and development of haze for six countries including Kingdom of Saudi Arabia (KSA), Iraq (IRQ), Qatar (QTR), Kuwait (KWT), United Arab Emirates (UAE), and Oman (OMN). To comprehend the time-based patterns of visibility across the ME, we utilized the Mann Kendall (MK) and Modified Mann Kendall (MMK) trend estimators in both space and time. …”
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562
Receivers location privacy in avionic crowdsourced networks: Issues and countermeasures
Published 2021“…As a worst-case scenario, we demonstrate that, when a feasible number of receivers are deployed in the same area of a protected one, due to the nature of involved ADS-B data, standard time-based localization schemes can identify the location of any protected receiver. …”
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563
Energy conversion of heat from abandoned oil wells to mechanical refrigeration - Transient analysis and optimization
Published 2021“…The effects of the temperature variation of the geofluid over operation time, the working fluids, the high pressure and the temperatures of the heat source and sink are investigated. …”
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564
Evaluation of The Factors Affecting Microplastics and Nanoparticles in Plastic Water Supply Pipes
Published 2020Get full text
doctoralThesis -
565
A nonlinear PID servo controller for computer hard disk drives
Published 2020“…A nonlinear PID scheme is proposed as an efficient hard disk drive servo controller, reducing the settling time and lowering the required control effort. The controller is capable of increasing (decreasing) damping effect when the system output is moving away from (towards) the desired track. …”
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566
The effect of microbiome therapy on COVID-19-induced gut dysbiosis: A narrative and systematic review
Published 2024“…These interventions reduced mortality rates, decreased hospital stays, improved oxygen saturation levels, alleviated gastrointestinal symptoms, enhanced immune response, and improved cognition.…”
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567
Breaking the barriers towards large-scale microalgae-based bio-hydrogen production
Published 2025“…The review synthesized quantitative evidence (2000–2025) from techno-economic and life-cycle studies and pilot demonstrations covering wastewater integration, flue-gas CO<sub>2</sub> utilization, immobilized cultivation, hybrid ORP–PBR operation, and biorefinery co-products. …”
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568
Response of cauliflower (<i>Brassica oleracea</i> L.) to nitric oxide application under cadmium stress
Published 2022“…Our results illustrated that the increasing levels of Cd in the sand, significantly (P < 0.05) decreased shoot length, root length, shoot fresh weight, root fresh weight, shoot dry weight, root dry weight, germination percentage, germination index, mean germination time, time to 50% germination, chlorophyll a, chlorophyll b, total chlorophyll and carotenoid contents in all genotypes of B. oleracea. …”
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569
Kefir exhibits anti‑proliferative and pro‑apoptotic effects on colon adenocarcinoma cells with no significant effects on cell migration and invasion
Published 2014“…To assess the effect of kefir on cancer metastasis, wound‑healing and time‑lapse movies, in addition to collagen‑based invasion assay, were used. …”
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570
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
Published 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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571
Modeling the influence of daily temperature and precipitation extreme indices on vegetation dynamics in Katsina State using statistical downscaling model (SDM)
Published 2023“…All the scenarios present increasing minimum and maximum temperatures and decreasing precipitation, except for RCP8.5, which predicted a more adverse trend. …”
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572
Adopting Geophysical Testing Techniques in Geotechnical Investigation and Shallow Foundation Design
Published 2018Get full text
doctoralThesis -
573
Stabilization of Sandy Soil Against Internal Erosion Using Lime
Published 2021Get full text
doctoralThesis -
574
Clinical characteristics and outcome of children with acute cryptorchid testicular torsion: A single-center, retrospective case series study
Published 2024“…The median age of patients at the time of the surgery was 65 months (interquartile range (IQR) 4–136 months). …”
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575
Nonlinear Control of Brushless Dual-Fed Induction Generator With a Flywheel Energy Storage System for Improved System Performance
Published 2025“…After optimization, the SMC settling time was significantly reduced from 0.7 seconds to 19.97 milliseconds, achieving a 96.9% improvement in response speed, while its steady-state error decreased from 0.48 to 0.06, marking an 87.5% reduction in tracking error. …”
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576
Optimization of Vapor Compression Refrigeration Cycles with Clathrate Hydrates Thermal Energy Storage
Published 2021Get full text
doctoralThesis -
577
The Sources of Variance in the Helsinki Stock Exchange
Published 2017“…Furthermore, inserting the ratio of volume expectation to duration expectation in the ARMA model and the vector error correction (VEC) model, we find that the short-term variance increases (decreases) when more (less) than 1 unit share is traded for 1 unit time.…”
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578
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579
Efficiency of commercial banks in Lebanon
Published 2008“…The stochastic production and cost function estimates show that bank level inefficiency effects decreases with time and increases with number of branches, employees per branch, and ratio of staff to operating expenses.…”
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580
Global, regional, and national burden of respiratory tract cancers and associated risk factors from 1990 to 2019: a systematic analysis for the Global Burden of Disease Study 2019
Published 2021“…</p><p><br></p><h3>Methods</h3><p dir="ltr">Based on the Global Burden of Diseases, Injuries, and Risk Factors Study (GBD) 2019 methodology, we evaluated the incidence, mortality, years lived with disability, years of life lost, and disability-adjusted life-years (DALYs) of respiratory tract cancers (ie, tracheal, bronchus, and lung cancer and larynx cancer). …”