Browsing Academic by Title
Now showing items 22377-22396 of 26000
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White graphene reinforced polypyrrole and poly(vinyl alcohol) blend nanocomposites as chemiresistive sensors for room temperature detection of liquid petroleum gases
( Springer-Verlag Wien , 2017 , Article)The authors describe the preparation of PVA/WPPy/hBNNP nanocomposite films by solution casting method from poly(vinyl alcohol) (PVA), water soluble polypyrrole (WPPy), and using hexagonal boron nitride nanoparticles (hBNNP) ... -
White graphene-cobalt oxide hybrid filler reinforced polystyrene nanofibers for selective oil absorption
( MDPI AG , 2020 , Article)In this work, stable hydrophobic nanocomposites are made from electrospun fibers of polystyrene (PS) containing a hybrid filler combination of (i) hexagonal boron nitride (hBN) and (ii) cobalt oxide (Co3O4) nanomaterials. ... -
White knight or partner of choice? The Ukraine war and the role of the Middle East in the energy security of Europe
( Elsevier , 2023 , Article)The Ukraine war has forced Europe to redefine its energy security policies towards more diversification and less reliance on Russian energy. As an energy-rich and relatively close region, the Middle East can play a potentially ... -
White spot lesions, plaque accumulation and salivary caries-associated bacteria in clear aligners compared to fixed orthodontic treatment. A systematic review and meta- analysis
( BioMed Central Ltd , 2023 , Article)Objective To analyse the available evidence regarding the incidence and severity of white spot lesions (WSLs), plaque accumulation and salivary caries-associated bacteria(SCB) in clear aligners (CA) verses conventional ... -
Who Is Going to Ride the Upcoming Metro in Qatar?
( Springer Verlag , 2019 , Conference Paper)Qatar is one of the fastest growing countries around the world, resulting in substantially high private vehicle usage as well as heavy traffic congestion. It is currently estimated that the private car usage is about 85% ... -
WHO Model List Of Essential Medicines and countries Health response during Embargo
(2018 , Presentation)Outline: A. Challenges and barriers to medicines availability in crisis. B. Access to domestic and global market of generic medicines. C. WHO Model List Of Essential Medicines. D. Case example and the way forward from ... -
Who needs RDD? Combining directory listings with cell phone exchanges for an alternative telephone sampling frame
( Elsevier , 2011 , Article)Abstract The traditional Random Digit Dialing method (list-assisted RDD using a frame of landline phone numbers) is clearly under threat. The difficulty and costs of completing telephone surveys have increased due to ... -
Who Supports Honor-Based Violence in the Middle East? Findings From a National Survey of Kuwait
( SAGE Publications Inc. , 2018 , Article)This study reports findings from what is, to the authors' knowledge, the first nationally representative survey of public attitudes toward honor-based violence (HBV) in a Middle East country affected by such violence, and ... -
Whole genome sequencing of marine organisms by Oxford Nanopore Technologies: Assessment and optimization of HMW-DNA extraction protocols
( Wiley , 2021 , Article)Marine habitats are Earth's largest aquatic ecosystems, yet little is known about marine organism's genomes. Molecular studies can unravel their genetics print, thus shedding light on specie's adaptation and speciation ... -
Whole-exome sequencing analysis of NSCLC reveals the pathogenic missense variants from cancer-associated genes
( Elsevier , 2022 , Article)Background: Non-small-cell lung cancer (NSCLC) is the most common type of lung cancer. NSCLC accounts for 84% of all lung cancer cases. In recent years, advances in pathway understanding, methods for discovering novel ... -
Whole-Exome Sequencing in 10 Unrelated Patients with Syndromic Hidradenitis Suppurativa: A Preliminary Step for a Genotype-Phenotype Correlation.
( Karger Publishers , 2022 , Article)The genetics of syndromic hidradenitis suppurativa (HS), an immune-mediated condition associated with systemic comorbidities such as inflammatory bowel diseases and arthritis, has not been completely elucidated. To describe ... -
A Whole-Genome Sequencing Association Study of Low Bone Mineral Density Identifies New Susceptibility Loci in the Phase I Qatar Biobank Cohort.
( MDPI , 2021 , Article)Bone density disorders are characterized by a reduction in bone mass density and strength, which lead to an increase in the susceptibility to sudden and unexpected fractures. Despite the serious consequences of low bone ... -
Whole-Genome Sequencing for Molecular Characterization of Carbapenem-Resistant Enterobacteriaceae Causing Lower Urinary Tract Infection among Pediatric Patients
( MDPI , 2021 , Article)Antibiotic resistance is a growing public health problem globally, incurring health and cost burdens. The occurrence of antibiotic-resistant bacterial infections has increased significantly over the years. Gram-negative ... -
Whole-Genome Sequencing of 100 Genomes Identifies a Distinctive Genetic Susceptibility Profile of Qatari Patients with Hypertension
( MDPI , 2022 , Article)Essential hypertension (EH) is a leading risk condition for cardiovascular and renal com-plications. While multiple genes are associated with EH, little is known about its genetic etiology. Therefore, this study aimed to ... -
Whole-rock powders and their analysis by an electron mocroprobe technique
( Qatar University , 2001 , Article)Basic rock powders finder than 100 mesh were fushed in a molybdenum and tungsten boat in nitrogen atmosphere. The fusion technique uses very small amounts of sample which is suitable for rapid analysisof rock sample, ... -
Why Construction Projects are delayed in PWA: Problems and Solutions
( Qatar University Press , 2023 , Conference Paper)Construction is, by its nature, complex and uncertain. Changes and variations are inherently part of many construction projects, which require serious efforts to overcome. Project delay is a construction problem resulting ... -
Why do consumers buy counterfeit luxury products? A tale of two major cities in two different countries
( Emerald Publishing , 2020 , Article)Purpose: The purpose of this paper is to examine customer attitudes toward purchasing counterfeit luxury products (ATPCLP) in two cities in two different countries (Saudi Arabia and Malaysia) by testing the relationships ... -
Why do exercisers with a higher trait self-control experience higher subjective well-being? The mediating effects of amount of leisure-time physical activity, perceived goal progress, and self-efficacy
( Elsevier Ltd , 2018 , Article)A first goal of the present study consisted in examining the interrelationships between trait self-control, amount of leisure-time physical activity (LTPA), goal progress, self-efficacy and subjective well-being. A second ... -
Why Do People Participate in Surveys in Qatar?
( Asian Online Journal Publishing Group , 2016 , Article & Poster)In this paper, we assesses respondent participation in academic public opinion surveys in the State of Qatar. Rates of participation in SESRI’s face-to-face surveys remain at levels that far exceed those observed in Western ... -
Why do tendon researchers overlook the patient's psychological state? The review with no papers.
( BMJ Publishing Group , 2020 , Other)Exercise or loading interventions remain the conservative treatment of choice in the management of tendinopathy.1 However, as many as 60% of individuals experience continued symptoms, while up to a quarter of patients ...
