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السجلات المعروضة 960 -- 979 من 4709
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Deep Reservoir Computing Based Random Vector Functional Link for Non-sequential Classification
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Conference Paper)Reservoir Computing (RC) is well-suited for simpler sequential tasks which require inexpensive, rapid training, and the Echo State Network (ESN) plays a significant role in RC. In this article, we proposed variations of ... -
Defensive or competitive Autonomous Vehicles: Which one interacts safely and efficiently with pedestrians?
( Elsevier , 2022 , Article)The emergence of Autonomous Vehicles (AVs) could provoke unexpected challenges in urban traffic environments. One such crucial challenge is the conflicts between pedestrians and AVs, particularly on unsignalized mid-block ... -
Definitions of educational leadership 'Arab educators' perspectives
( Routledge , 2019 , Article)This study aims to provide a general overview of how educational leadership is defined by Arab educators and education specialists in the Arab region, concentrating on the State of Qatar. The study builds on insights from ... -
Definitions of educational leadership – Arab educators’ perspectives
( Taylor & Francis , 2019 , Article)This study aims to provide a general overview of how educational leadership is defined by Arab educators and education specialists in the Arab region, concentrating on the State of Qatar. The study builds on insights from ... -
Degradation analysis in mixed (MAPbI3 and MAPbBr3) perovskite solar cells under thermal stress
( Springer New York LLC , 2019 , Article)The current study provides an insight into the thermal stability of perovskite solar cells (PSCs) and the factors causing their degradation. To this end, a systematic stability study was carried out on n-i-p type perovskite ... -
Degradation of hydroxychloroquine by electrochemical advanced oxidation processes
( Elsevier , 2020 , Article)In this work, the degradation of hydroxychloroquine (HCQ) drug in aqueous solution by electrochemical advanced oxidation processes including electrochemical oxidation (EO) using boron doped diamond (BDD) and its combination ... -
Degradation of Organic Methyl Orange (MO) Dye Using a Photocatalyzed Non-Ferrous Fenton Reaction
( MDPI , 2023 , Article)Removal of recalcitrant organic pollutants by degradation or mineralization from industrial waste streams is continuously being explored to find viable options to apply on the commercial scale. Herein, we propose a ... -
Degradation-fragmentation of marine plastic waste and their environmental implications: A critical review
( Elsevier , 2022 , Article Review)This review critically evaluates the plastic accumulation challenges and their environmental (primarily) and human (secondarily) impacts. It also emphasizes on their degradation and fragmentation phenomena under marine ... -
Degraded Arid Soil Reclamation for Cotton Cultivation Using Organic Waste Amendments
(2024 , Conference Paper)Qatar is one of the most fertilizer-dependent countries due to challenging soil and climatic conditions. The country strives toward self-sufficiency in agricultural production in alignment with the Qatar National Vision ... -
Delay or travel time information? The impact of advanced traveler information systems on drivers’ behavior before freeway work zones
( Elsevier , 2022 , Article)Peak travel times contribute to congestion formation at freeway work zones. Advanced Traveler Information Systems (ATIS) can inform drivers in real-time about the delays and travel times en-route and can provide information ... -
Delineating and preventing plastic waste leakage in the marine and terrestrial environment
( Springer , 2020 , Article)Plastics are nowadays considered to be the workhorse material of our modern society with an ubiquitous presence that has increased manifold over the past 60 years, providing several benefits to the global economy. However, ... -
Delineating the global plastic marine litter challenge: clarifying the misconceptions
( Springer , 2020 , Article)Plastics, owing to their various beneficial properties (durability, flexibility and lightweight nature), are widely regarded as the workhorse material of our modern society. Being ubiquitously and increasingly present over ... -
Delineating the plastic waste status in the State of Qatar: Potential opportunities, recovery and recycling routes.
( Elsevier , 2019 , Article)The Qatar's national vision (QNV2030) underlines an unequivocal commitment to maintaining harmony between the three inter-dependent pillars of sustainable development: economic growth, social development and environmental ... -
Demographic and Clinical Characteristics of Early Travel-Associated COVID-19 Cases
( Frontiers Media , 2020 , Article)© Copyright © 2020 Marei, Emara, Elsaied, Nasrallah, Chivese, Al-Romaihi, Althani, Al Thani, Farag and Yassine. Background: SARS-CoV-2 continues to claim hundreds of thousands of people's lives. It mostly affects the elderly ... -
Demographics and Epidemiology of Hepatitis B in the State of Qatar: A Five-Year Surveillance-Based Incidence Study
( MDPI , 2019 , Article)Background: Expatriates represent >80% of Qatar’s population, mostly arriving from countries in Africa and Asia that are endemic with many diseases. This increases the risk for introducing new pathogens into the country ... -
Demulsification of stable emulsions from produced water using a phase separator with inclined parallel arc coalescing plates
( Elsevier , 2015 , Article)A novel and highly efficient oil-water separator equipped with a series of inclined multiple arc coalescence plates is developed and optimized for the removal of stable oil emulsions from produced water. The synthetic high ... -
Denaturing Gradient Gel Electrophoresis-Polymerase Chain Reaction Comparison of Chitosan Effects on Anaerobic Cultures of Broiler Cecal Bacteria and Salmonella Typhimurium.
( Mary Ann Liebert , 2018 , Article)Enteropathogen colonization and product contamination are major poultry industry problems. The emergence of antibiotic resistance, and associated risks to human health, is limiting the use of antibiotics as first-line ... -
Density-Functional Theory Investigation of Barite Scale Inhibition Using Phosphonate and Carboxyl-Based Inhibitors
( American Chemical Society , 2020 , Article)Scale deposition is a critical issue in oil and gas exploration and production processes, causing significant blocking in tubing and consequently flow assurance and economic losses. Most studies addressing the scale formation ... -
Dependence of wear behavior on sintering mechanism for Iron-Alumina Metal Matrix Nanocomposites
( Elsevier Ltd , 2018 , Article)The present paper reports the dependence of wear behavior on sintering mechanism for iron (Fe) alumina (Al2O3) metal matrix nanocomposites fabricated via Powder Metallurgy (P/M) technique. Nanocomposite composition was ... -
Depression in migrant workers and nationals of Qatar: An exploratory cross-cultural study
( SAGE Publications , 2019 , Article)Background: The aim of this study was to compare the prevalence of depressive symptoms among migrants and non-migrants living in Qatar and identify variables associated with depressive symptomology in these groups, including ...