تصفح Research Units حسب العنوان
السجلات المعروضة 1688 -- 1707 من 4870
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Evaluation of processed sludge as a sustainable and efficient soil conditioner and organic fertiliser for Qatari soil
( Inderscience Publishers , 2022 , Article)Qatar is implementing the use of treated sludge as a sustainable resource in the green infrastructure. The study employed an experimental research design where five samples (two kilograms each) of pelletised sludge of both ... -
Evaluation of Roholtiella sp. Extract on Bell Pepper (Capsicum annuum L.) Yield and Quality in a Hydroponic Greenhouse System
( Frontiers Media , 2022 , Article)This study was carried out to investigate the impacts of cyanobacteria (Roholtiella sp.) high-value product extract (HVPE) and water resuspended biomass WRB treatments on bell pepper production using the hydroponic system ... -
Evaluation of Satellite Retrievals of Chlorophyll-a in the Arabian Gulf
( MDPI , 2017 , Article)The Arabian Gulf is a highly turbid, shallow sedimentary basin whose coastal areas have been classified as optically complex Case II waters (where ocean colour sensors have been proved to be unreliable). Yet, there is no ... -
Evaluation of the current state and perspective of wastewater treatment and reuse in Qatar
( Desalination Publications , 2017 , Article)In Qatar, many freshwater resources have already been depleted due to the overconsumption as a result of the population and economic growth. Moreover, due to the lack of sufficient sewage treatment infrastructure, Qatar ... -
EVALUATION OF THE EARLY OUTCOMES OF STAGED REPAIR FOR PRIMARY BILATERAL CLEFT LIP WITH OR WITHOUT CLEFT PALATE IN INFANTS
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)Background : Bilateral cleft lip surgery is challenging for the paediatric plastic surgeon. Different surgical techniques are described for bilateral cleft lip repair either in on stage or multiple stages.The main limitation ... -
Evaluation of the Influence of Eggshell (ES) Concentration on the Degradation Behavior of Mg–2.5Zn Biodegradable Alloy in Simulated Body Fluid
( American Chemical Society (ACS) , 2023 , Article)Currently, permanent vascular stents are fabricated using titanium and stainless steel implants that are nondegradable and offer high stability, but they have certain disadvantages. For example, the prolonged exposition ... -
Evaluation of the Pitting Corrosion of Modified Martensitic Stainless Steel in CO2 Environment Using Point Defect Model
( MDPI , 2022 , Article)Pitting corrosion is a significant concern for the broader application of stainless steel in modern industries in which metal and metal alloy are detached preferentially from susceptible parts on the surface, resulting in ... -
Evaluation of the Reaction Kinetics of Diethylenetriaminepentaacetic Acid Chelating Agent and a Converter with Barium Sulfate (Barite) Using a Rotating Disk Apparatus
( American Chemical Society , 2018 , Article)Barium sulfate (barite) is a major oil and gas field scale formed inside the production equipment as well as in the reservoir. During drilling of oil and gas wells, barite serves as a weighting material in different drilling ... -
Evaluation Of The Sensitivity Of Qatari Marine Microalgae Synechococcus Sp, To Three Reference Toxicants
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)Background Marine phytoplankton form the basis of the marine food chain and are essential for the normal functioning of ecosystems. Any disturbance to this component, due to the release and accumulation of toxic compounds ... -
Evaluation of the source rock potential of the Unyazah Formation (late Carboniferous-Early Permian) in Dukhan Field, Qatar
( Taylor & Francis (Routledge) , 2019 , Article)Twenty samples were collected from the Unayzah Formation in three wells from Dukhan Field, Qatar. Many samples were of poor quality due to the low TOC content containing gas prone-kerogen type III and IV. The Rock-Eval ... -
Evaluation Techniques for the Corrosion Resistance of Self-Healing Coatings
( ESG , 2014 , Article)Self-healing coatings, materials that autonomically repair damage, are a method of extending the life of corrosion prevention coatings. The different types of self-healing coatings are briefly outlined. A review of the ... -
Evidence of the drying technique’s impact on the biomass quality of Tetraselmis subcordiformis (Chlorophyceae)
( Springer Nature , 2023 , Article)Rapid drying, cost-effective and safe, will increase the viability of using microalgae for several bio-industrial applications. In this study, five different drying techniques of microalgal biomass were investigated. These ... -
Evidence of thermo and halotolerant Nannochloris isolate suitable for biodiesel production in Qatar Culture Collection of Cyanobacteria and Microalgae
( Elsevier , 2016 , Article)The isolation of autochthonous microalgae, with high lipid-contents and biomass productivities is a crucial aspect of the development of commercial production of microalgae-based biodiesel as well as food security in ... -
Evil Eye and Health: Exploring Cultural Beliefs and the Role of Family in Healthcare Provision in Qatar
( Gulf Studies center - College of Arts & Sciences - Qatar University , 2023 , Conference Paper)Cultural beliefs of the effect of the evil eye on health have been studied across many cultures, which is where a person receives the evil eye from another for various reasons and it causes them harm, such as getting ill. ... -
Evolution and dynamics of the pandemic H1N1 influenza hemagglutinin protein from 2009 to 2017.
( Springer Vienna , 2018 , Article)The emergence of swine-origin pandemic H1N1 (pH1N1) in 2009 invigorated extensive surveillance programs worldwide which have resulted in the deposition of large numbers of H1N1 sequences to Genbank. In the present study, ... -
Evolution of Surface Hydrology in the Sahelo-Sudanian Strip: An Updated Review
( MDPI , 2017 , Article)In the West African Sahel, two paradoxical hydrological behaviors have occurred during the last five decades. The first paradox was observed during the 1968–1990s ‘Great Drought’ period, during which runoff significantly ... -
Evolutionary Multitask Optimization: Fundamental research questions, practices, and directions for the future
( Elsevier B.V. , 2022 , Article)Transfer Optimization has gained a remarkable attention from the Swarm and Evolutionary Computation community in the recent years. It is undeniable that the concepts underlying Transfer Optimization are formulated on solid ... -
Exaggerating good governance: Regime type and score inflation among executive survey informants
( Wiley , 2017 , Article)Researchers and policymakers often rely on executive surveys to understand and promote good governance. In doing so, they assume that the evaluations provided by these well‐informed respondents are not systematically ... -
Examining the cross-cultural attitudes of Qataris and expatriates in Qatar, the host country of 2022 World Cup
( Emerald Publishing Limited , 2018 , Article)Purpose The purpose of this paper is to examine how residents in Qatar, the host country of the 2022 World Cup, interact, socialize and acculturate in order to create a more harmonic society, a critical factor for the ... -
Examining the role of road safety audits worldwide: exploring road safety expert’s opinions
( Taylor & Francis , 2022 , Article)Road safety audit (RSA) is a method used to proactively identify safety risks in road projects from planning, design, and construction stages. The effectiveness of the implementation of RSAs varies across the globe. This ...