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Now showing items 11009-11028 of 50304
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Fluid Flow Characteristics of Healthy and Calcified Aortic Valves Using Three-Dimensional Lagrangian Coherent Structures Analysis
( MDPI , 2021 , Article)Aortic valve calcification is an important cardiovascular disorder that deteriorates the accurate functioning of the valve leaflets. The increasing stiffness due to the calcification prevents the complete closure of the ... -
Fluid-rock interactions in tight gas reservoirs: Wettability, pore structural alteration, and associated multiphysics transport
( Elsevier , 2023 , Book chapter)Tight and unconventional reservoirs such as shales are rich in clay minerals that give rise to several fluid-rock interactions. The effect of such fluid-rock interactions is manifested at multiscales. The fluid-rock ... -
Fluometuron Induced Growth, Chemical And Photosynthetic Changes In Chlorella Vulgaris
( Qatar University , 1988 , Article)Presence of fluometuron at different concentrations in the culture medium of Chlorella vulgaris induced pronounced inhibition in the growth rate and dry weight of the alga throughout the experimental period. Furthermore, ... -
A fluorescence-based polymerase chain reaction-linked single-strand conformation polymorphism (F-PCR-SSCP) assay for the identification of Fasciola spp
( Springer Verlag , 2011 , Article)The present study aimed to establish a fluorescence-based polymerase chain reaction-linked single-strand conformation polymorphism (F-PCR-SSCP) assay for the identification of Fasciola spp. Based on the sequences of the ... -
Fluorescent Zn(II)-Based Metal-Organic Framework: Interaction with Organic Solvents and CO<inf>2</inf> and Methane Capture
( MDPI , 2022 , Article)Adsorption of carbon dioxide (CO2), as well as many other kinds of small molecules, is of importance for industrial and sensing applications. Metal-organic framework (MOF)-based adsorbents are spotlighted for such applications. ... -
FLUORIDE VARNISH APPLICATION AS AN ORAL HEALTH INTERVENTION IN THE WELL-BABY CLINIC FOR CHILDREN AGED 1-5 YEARS AT QATAR UNIVERSITY HEALTH CENTER: A FEASIBILITY STUDY
(06-2 , Master Thesis)Background: Early childhood caries (ECC) is one of the most common chronic conditions affecting children worldwide. It is considered a significant public health problem in most communities, with over 530 million children ... -
Fluorinated Benzofuran and Dihydrobenzofuran as Anti-Inflammatory and Potential Anticancer Agents
( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article)Benzofuran and 2,3-dihydrobenzofuran scaffolds are heterocycles of high value in medicinal chemistry and drug synthesis. Targeting inflammation in cancer associated with chronic inflammation is a promising therapy. In the ... -
Flying Social Networks: Architecture, Challenges and Open Issues
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)This article presents a flying social network (FSN), which is a kind of flying ad hoc network (FANET) that implies human attributes and relationships. By the accurate analyzed social relationship of unmanned aerial vehicle ... -
Flywheel energy storage system based on boost DC-AC converter
( http://dx.doi.org/10.1049/cp.2011.0194 , 2011 , Conference Paper)An additional DC-DC boost converter is used in conventional configuration of Flywheel Energy Storage System (FESS) to regulate the output voltage during flywheel low speeds. This paper presents a new FESS based on the boost ... -
Flywheel Energy Storage Systems
( John Wiley & Sons, Ltd , 2015 , Book chapter)Flywheels are one of the oldest and most popular energy storage media owing to the simplicity of storing kinetic energy in a rotating mass. Flywheel energy storage systems (FESSs) can be used in different applications, for ... -
Foam dressings for treating pressure injuries in patients of any age in any care setting: An abridged Cochrane systematic review
( Elsevier Ltd , 2018 , Article)Pressure injuries are localised areas of injury to the skin and/or underlying tissues. To assess foam dressings compared to other dressings in healing pressure injuries. Systematic review and meta-analysis DATA SOURCES: ... -
Foam dressings for treating pressure ulcers
( John Wiley & Sons, Ltd , 2017 , Article)Background: Pressure ulcers, also known as pressure injuries and bed sores, are localised areas of injury to the skin or underlying tissues, or both. Dressings made from a variety of materials, including foam, are used to ... -
Foamed phase change materials based on recycled polyethylene/paraffin wax blends
( MDPI , 2021 , Article)Foamed phase-change materials (FPCMs) were prepared using recycled linear low-density polyethylene (LLDPE) blended with 30 wt.% of paraffin wax (PW) and foamed by 1,1′-azobiscarbamide. The protection of pores’ collapse ... -
Foamy phase change materials based on linear low-density polyethylene and paraffin wax blends
( Springer Nature , 2018 , Article)Foamy phase-change materials (FPCMs) based on linear low-density polyethylene (LLDPE) blended with 30 wt.% of paraffin wax (W) were successfully prepared for the first time. The advantage of these materials is their double ... -
Focus on Lean Construction at Umm Lekhba (Landmark) Interchange
( Qatar University Press , 2023 , Conference Paper)Umm Lekhba (Landmark) Interchange is the largest four level Interchange built in Doha-Qatar, which has 9 flyover bridges with 11 km in total length, constructed partly using 735 heavy precast concrete segments fabricated ... -
Fog Computing Potentials, Applications, and Challenges
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)The emergence of Internet of Things (IoT) and the technological advancements of smart devices and wearable gadgets, are empowering new real-Time applications such as health monitoring, traffic monitoring, tele-surveillance, ... -
Fog-Based Conditional Privacy-Preserving Data Batch Verification in Smart Grid
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)The smart grid is already widespread for the purpose of managing energy generation and distribution. In this system, frequent interactions between devices generate mass data, which requires robust processing capability. ... -
Folksonomy link prediction based on a tripartite graph for tag recommendation
( Springer , 2013 , Article)Nowadays social tagging has become a popular way to annotate, search, navigate and discover online resources, in turn leading to the sheer amount of user-generated metadata. This paper addresses the problem of recommending ... -
Follicular dendritic cells
( Wiley , 2021 , Article Review)Follicular dendritic cells (FDCs) are unique accessory immune cells that contribute to the regulation of humoral immunity. They are multitasker cells essential for the organization and maintenance of the lymphoid architecture, ... -
Follow up and comparative assessment of IgG, IgA, and neutralizing antibody responses to SARS-CoV-2 between mRNA-vaccinated naïve and unvaccinated naturally infected individuals over 10 months
( Elsevier , 2023 , Article)BackgroundEvidence on the effectiveness of vaccination-induced immunity compared to SARS-CoV-2 natural immunity is warranted to inform vaccination recommendations. AimIn this study, we aimed to conduct a comparative ...
