Browsing Research Units by Title
Now showing items 253-272 of 4556
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Annual Omnibus Survey : A survey of life in Qatar 2012
( The Social and Economic Survey Research Institute, Qatar University. , 2012 , Other)This executive summary presents the highlights of the 2012 Omnibus survey, the third in a series of Omnibus surveys, carried out by the Social and Economic Survey Research Institute (SESRI) of Qatar University. The Omnibus ... -
Annual Omnibus Survey: A survey of life in Qatar 2014
( The Social and Economic Survey Research Institute, Qatar University. , 2015 , Other)This Executive Summary presents the highlights of the 2014 Omnibus survey, the fourth in a series of Omnibus surveys since 2010. The surveys were carried out by the Social and Economic Survey Research Institute (SESRI) ... -
Annual performance analysis of adding different nanofluids in stepped solar still
( Springer Netherlands , 2019 , Article)The use of MgO and TiO2 nanofluids at different concentrations was investigated annually to evaluate the distillate output of stepped solar stills. Nanofluids concentrations ranged from 0.1 to 0.2% in the present research ... -
Antecedents and consequences of perceived student employability in Qatar: parental perspective
( Springer Verlag , 2018 , Article)The aim of this research is to examine the factors that influence parental perceptions of the image of Qatar’s national university, Qatar University. The study builds on relevant scholarship on perceptions of organizational ... -
Antecedents and Consequences of Work-Family Conflict in Qatar
( Academic Research Publishing Group , 2019 , Article)Purpose This paper examines the effect of causal factors, such as work-life harmony, work- family conflict, co-worker and supervisor support, as well as spouse support, on workload and job stress and employee psychological ... -
Antecedents of Trust among Citizens and Non-citizens in Qatar
( Springer Verlag , 2016 , Article)Utilizing new survey data on social capital, we examine the determinants and locus of generalized trust among citizens and immigrants in Qatar, a small, heterogeneous, wealthy, and non-democratic country in which immigrants ... -
Anthropogenic related variations in the epibiotic biodiversity and age structure of the “Pearl Oyster” Pinctada radiata within the eulittoral zone of Qatar
( Elsevier , 2016 , Article)Abstract Oyster aggregations provide critical habitat that contain diverse communities, with epibiota and oysters sensitive to environmental disturbance. The monitoring of oysters and associated organisms has become an ... -
Anti-cancer properties and mechanisms of action of thymoquinone, the major active ingredient of Nigella sativa
( Taylor & Francis , 2017 , Article)Over the past two decades, studies have documented the wide-range anti-cancer effects of Nigella sativa, known as black seed or black cumin. Thymoquinone (TQ), its major active ingredient, has also been extensively studied ... -
Anti-corrosive and oil sensitive coatings based on epoxy/polyaniline/magnetite-clay composites through diazonium interfacial chemistry
( Nature Publishing Group , 2018 , Article)Epoxy polymer nanocomposites filled with magnetite (Fe3O4) clay (B), named (B-DPA-PANI@Fe3O4) have been prepared at different filler loading (0.1, 0.5, 1, 3, 5 wt. %). The surface modification of clay by polyaniline (PANI) ... -
Anti-microbial Activity Of Graphene Oxide Against Bacteria And Fungi
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)Graphene Oxide (GO) is a promising material for various applications. The team prepared GO from graphite and studied the interaction with different microorganisms. Anti-microbial properties were detected for the prepared ... -
Antibacterial and Antibiofilm Activity of Mercaptophenol Functionalized-Gold Nanorods Against a Clinical Isolate of Methicillin-Resistant Staphylococcus aureus
( Springer , 2022 , Article)Gold nanorods (AuNRs) were synthesized by the seed-mediated wet chemical method using a binary surfactant system. AuNRs were stabilized with polyethylene glycol, then functionalized with 4-mercaptophenol (4-MPH) ligand by ... -
Antibacterial Modification Of Polyethylene By Multistage Process Utilizing Low-temperature Plasma
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)Limiting factor of PE application in healthcare is high susceptibility of polyethylene towards bacterial growth. For this reason, antibacterial treatment of PE foils using appropriate antibacterial agents was used in this ... -
Antibacterial Performance of Protonated Polyaniline-Integrated Polyester Fabrics
( Multidisciplinary Digital Publishing Institute (MDPI) , 2022 , Article)During the last few years, there has been an increase in public awareness of antimicrobial fabrics, as well as an increase in commercial opportunities for their use in pharmaceutical and medical settings. The present study ... -
Antibacterial Properties of Polysulfone Membranes Blended with Arabic Gum.
( MDPI , 2019 , Article)Polysulfone (PS) membranes blended with different loadings of arabic gum (AG) were synthesized using phase inversion method and the antibacterial properties of the synthesized membranes were tested using a number Gram-negative ... -
Antibacterial treatment of LDPE with halogen derivatives via cold plasma
( BME-PT and GTE , 2015 , Article)The factor limiting the application of low-density polyethylene (LDPE) in healthcare is its high susceptibility to bacterial growth. For this reason, we here investigated antibacterial treatments of LDPE foils using ... -
Antibiotic Resistance and Virulence Gene Patterns Associated with Avian Pathogenic Escherichia coli (APEC) from Broiler Chickens in Qatar
( MDPI , 2021 , Article)Avian Pathogenic Escherichia coli (APEC) is the contributing agent behind the avian infectious disease colibacillosis, which causes substantial fatalities in poultry industries that has a significant impact on the economy ... -
Antibiotic Resistance and Virulence Gene Patterns Associated with Avian Pathogenic Escherichia coli from Broiler Chickens in Qatar
( Qatar University Press , 2021 , Poster)Introduction: Avian Pathogenic Escherichia coli (APEC) is the contributing agent behind the avian infectious disease colibacillosis, which causes substantial fatalities in poultry industries that significantly impact the ... -
Antibiotic resistance and virulence patterns of pathogenic Escherichia coli strains associated with acute gastroenteritis among children in Qatar
( BMC , 2020 , Article)Background: The treatment of Enterobacteriaceae family including diarrheagenic E. coli (DEC) has been increasingly complicated due to the emergence of resistant strains. Here we report on the phenotypic resistance profiles ... -
Antibiotic Resistance Profile of Commensal Escherichia coli Isolated from Broiler Chickens in Qatar.
( International Association for Food Protection , 2018 , Article)Antibiotic resistance (AR) is a growing public health concern worldwide, and it is a top health challenge in the 21st century. AR among Enterobacteriaceae is rapidly increasing, especially in third-generation cephalosporins ... -
Antibiotic resistance profile of commensal Escherichia coli isolated from healthy sheep in Qatar
(2020 , Article)Introduction: The uncontrolled antibiotics use in livestock is a leading factor for the emergence and spread of resistant bacteria from food animals to humans through the food chain. This study aims at evaluating the ...