Browsing Research Units by Title
Now showing items 403-422 of 5075
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Assessment of calcified aortic valve leaflet deformations and blood flow dynamics using fluid-structure interaction modeling
( Elsevier , 2017 , Article)Aortic valve diseases are among the most common cardiovascular defects. Since a non-functioning valve results in disturbed blood flow conditions, the diagnosis of such defects is based on identification of stenosis via ... -
Assessment of carbon bio-fixation by mixed indigenous microalgae
( AIChE , 2018 , Conference Paper)This study assesses the potential use of mixed Indigenous Microalgae (MIMA) for carbon capture from flue gases in a photo-bioreactor. The effect of inlet CO2 concentration on the carbon biofixation rate was investigated. ... -
Assessment of climate change pattern in the Pauri Garhwal of the Western Himalayan Region: based on climate parameters and perceptions of forest-dependent communities
( Springer , 2020 , Article)© 2020, Springer Nature Switzerland AG. This study assessed the climate change in Pauri district, Uttarakhand, India, a region highly vulnerable to climate change with potentially high loss of livelihoods and lives. The ... -
Assessment of different pedestrian communication strategies for improving driver behavior at marked crosswalks on free channelized right turns
( Elsevier , 2023 , Article)Introduction: Previous studies have indicated low driver yielding rates to pedestrians in various countries. This study analyzed four different strategies to improve driver yielding rates at marked crosswalks on channelized ... -
Assessment of Heat Risk of Winter Wheat Cropping Based on Long-Term Meteorological Data
( MDPI , 2023 , Article)The frequency of heat events is likely to increase due to global climate change, posing an increasing risk to wheat production. To optimize crop management strategies for coping with future climates, it is crucial to ... -
Assessment of Human Fetal Left Heart Hemodynamics during Prenatal Development
( Qatar University Press , 2021 , Poster)The hemodynamic forces and wall shear stresses (WSS) play an important role during the fetal heart development. Abnormal levels of flow-driven shear stress can deteriorate the proper functioning of the cells responsible ... -
Assessment of Indoor Air Quality of Four Primary Health Care Centers in Qatar.
( MDPI , 2022 , Article)Airborne bacteria pose a potential risk to human health upon inhalation in the indoor environments of health care facilities. Airborne bacteria may originate from various sources, including patients, workers, and daily ... -
Assessment of leaf morphological, physiological, chemical and stoichiometry functional traits for understanding the functioning of Himalayan temperate forest ecosystem
( Nature Research , 2021 , Article)Leaf functional traits support plant survival and growth in different stress and disturbed conditions and respond according to leaf habit. The present study examined 13 leaf traits (3 morphological, 3 chemical, 5 physiological, ... -
Assessment of microstructural and mechanical properties of hybrid fibrous self-consolidating concretes using ingredients of plastic wastes
( Technoscience Publications , 2016 , Article)This paper focuses on the experimental investigation carried out on self-consolidating concrete (SCC) reinforced with micro-steel fibre and hybrid fibres (combination of micro-steel fibre and recycled high density polyethylene ... -
Assessment of novel halo- and thermotolerant desert cyanobacteria for phycobiliprotein production
( Elsevier , 2022 , Article)Four indigenous cyanobacteria isolates identified as QUCCCM 34: Chroococcidiopsis sp., QUCCCM 54: Pleurocapsa sp., QUCCCM 77: Euhalothece sp., and QUCCCM 129: Cyanobacterium sp. were investigated during this study. ... -
Assessment of Organic and Inorganic Pollutants Along The Qatari Coast
( Qatar University Press , 2021 , Poster)Qatar sits in the middle of the world's most important hydrocarbon producing areas where significant regional refining activity and shipping traffic take place. In addition to significant local coastline, development ... -
Assessment of potential ecological risk of microplastics in the coastal sediments of India: A meta-analysis
( Elsevier Ltd , 2021 , Article)Abundance, chemical composition and ecological risk of microplastics (MPs) in terrestrial and marine environments have merited substantial attention from the research communities. This is the first attempt to comprehend ... -
Assessment of School Bus Assistant’s Safety Perspective in the State of Qatar
( Elsevier B.V. , 2022 , Conference Paper)School Bus Assistants (SBA) are appointed to bridge the communication gap between students and drivers, and to ensure the safety of students on the school buses. The purpose of this study is to assess the safety procedures ... -
Assessment of Serum Cytokines and Oxidative Stress Markers in Elite Athletes Reveals Unique Profiles Associated With Different Sport Disciplines
( Frontiers Media , 2020 , Article)© Copyright © 2020 Sohail, Al-Mansoori, Al-Jaber, Georgakopoulos, Donati, Botrè, Sellami and Elrayess. Objectives: Circulating cytokines and oxidative stress markers vary in response to different exercise regimens. This ... -
Assessment of SnO2 nanoparticles' impact on local Pichoclorum atomus growth performance, cell morphology and metabolites content
( Qatar University Press , 2021 , Poster)Oxide nanoparticles are among the most used nanomaterials and have received considerable attention over their potential ecological effects. Increasing investigations report toxicity of certain oxide nanoparticles, however, ... -
Assessment of SnO2 nanoparticles' impact on the growth of Picochlorum maculatum algae
( Royal Society of Chemistry , 2022 , Article)To determine the effect of SnO2 nanoparticles on Picochlorum maculatum - isolated from a Qatar marine environment, algal growth media are amended with different nanoparticle concentrations (1, 5, 25, 50, and 100 mg L−1) ... -
Assessment of tetrabromobisphenol-A (TBBPA) content in plastic waste recovered from WEEE
( Elsevier , 2019 , Article)Due to the variability of additives and polymer types used in electrical and electronic equipment (EEE), and in accordance with the European Directive 2012/19/EU, an implementation of sound management practices is necessary. ... -
Assessment of the algae-based biofertilizer influence on date palm (Phoenix dactylifera L.) cultivation
( Springer Netherlands , 2019 , Article)Date palm (Phoenix dactylifera L.) is the main fruit crop found in the arid and semi-arid regions of the world. It naturally adapts to the adverse environments of extreme heat and water scarcity and prevents further ... -
Assessment of the environmental health of an ecologically sensitive, semi-enclosed, basin - A water quality modelling approach.
( Elsevier , 2018 , Article)Semi-enclosed basins are environmentally dynamic and some of the most anthropogenically affected components of the coastal realm. They can reflect various environmental impacts, thus qualifying as natural laboratories to ... -
Assessment Of The Global Fallout Of Plutonium Isotopes In The Topsoil Of Qatar: Establishing A Baseline Concentrations Of 238pu, 239pu, And 240pu
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)A radio-analytical technique for determination of plutonium (Pu) isotopes in soil samples is tested against NIST and IAEA standard reference materials to determine its accuracy and precision for reliable results. The ...