Browsing Research Units by Title
Now showing items 3585-3604 of 4709
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Salinity Concrete of Palm Ash
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)This project studies the partial replacement of cement content in the concrete by the palm ash in the presence of seawater as a full replacement of pure water in mixing of the concrete. Certain percentages of replacement ... -
Salinity gradient energy generation by pressure retarded osmosis: A review
( Elsevier B.V. , 2021 , Article)Pressure retarded osmosis (PRO) has gained attention due to its use as a salinity gradient energy-generating membrane process. This process can convert difference in salinity between two streams into energy as it allows ... -
Salinity inhibits seed germination of perennial halophytes Limonium stocksii and Suaeda fruticosa by reducing water uptake and ascorbate dependent antioxidant system
( Elsevier B.V. , 2014 , Article)Information about production and detoxification of reactive oxygen species during seed germination of halophytes under saline conditions is scanty. We therefore studied levels of common oxidative stress markers, antioxidant ... -
Salmonella Infections among Pediatric Population in Qatar: Phenotypic Resistance and Associated Genotypic Determinants
( Austin Publishing Group , 2021 , Article)Salmonella is a significant public health burden worldwide and being the most common bacterial diarrheal illness among infants and young children. In the last few years, Qatar reports a high incidence of salmonellosis ... -
Salt tolerance of selected halophytes at the two initial growth stages for future management options
( Springer , 2021 , Article)Scarcity of water and the small area of the agricultural land are considered as the crucial environmental issues challenged the Arabian Gulf countries. In this study, experiments were conducted to identify the salt tolerance ... -
Salt water corrosion resistance of electrodeposited Ni-layered silicate nanocomposite coatings from Watts' type solution
( Elsevier B.V. , 2014 , Article)Pure nickel and nickel-montmorillonite (Ni-MMT) composite coatings were produced using pulse current electrodeposition from Watts' type solution. Experimental results show that the codeposition of MMT particles into the ... -
Sample-Based Data Augmentation Based on Electroencephalogram Intrinsic Characteristics
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Article)Deep learning for electroencephalogram-based classification is confronted with data scarcity, due to the time-consuming and expensive data collection procedure. Data augmentation has been shown as an effective way to improve ... -
Sanctions and the Socio-Economic Roots of Iran's Domestic Instability (2010-2020)
( Springer , 2022 , Book chapter)Since 2006 (if not before), sanctions imposed by the US and some other countries on Iran were aimed at depriving Tehran of financial sources allowing the country's leadership to buy the loyalty of its population. And, at ... -
A Sandbox Approach to Regulating High-Risk Artificial Intelligence Applications
( Cambridge University Press , 2021 , Article)This paper argues for a sandbox approach to regulating artificial intelligence (AI) to complement a strict liability regime. The authors argue that sandbox regulation is an appropriate complement to a strict liability ... -
Sandstorm animations on rural expressways: The impact of variable message sign strategies on driver behavior in low visibility conditions
( Elsevier Ltd , 2021 , Article)Problem: Evolving sandstorms on rural expressways in desert countries impair drivers' contrast vision and increase the risk of serious crashes due to delayed speed adjustments. Intelligent Transport Systems (ITS) such as ... -
Sanguinarine mediated apoptosis in Non-Small Cell Lung Cancer via generation of reactive oxygen species and suppression of JAK/STAT pathway
( Elsevier , 2021 , Article)Effective treatment of lung cancer remains a significant clinical challenge due to its multidrug resistance and side effects of the current treatment options. The high mortality associated with this malignancy indicates ... -
Sanitation and dewatering of human urine via membrane bioreactor and membrane distillation and its reuse for fertigation
( Elsevier , 2020 , Article)Source separation and recovery of human urine have often been proposed as an effective way to achieve a more sustainable waste-to-resource cycle. Its high density of available macronutrients (N–P–K) in urine makes it an ... -
Sarcoptes-World Molecular Network (Sarcoptes-WMN): integrating research on scabies.
( Elsevier , 2011 , Article)Parasites threaten human and animal health globally. It is estimated that more than 60% of people on planet Earth carry at least one parasite, many of them several different species. Unfortunately, parasite studies suffer ... -
SARS-CoV-2 antibody-positivity protects against reinfection for at least seven months with 95% efficacy
( Elsevier , 2021 , Article)Background Reinfection with the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has been documented, raising public health concerns. SARS-CoV-2 reinfections were assessed in a cohort of antibody-positive persons ... -
SARS-CoV-2 Infection and Smoking: What is the association? A brief review
( Elsevier , 2021 , Article)Susceptibility to severe illness from COVID-19 is anticipated to be associated with cigarette smoking as it aggravates the risk of cardiovascular and respiratory illness, including infections. This is particularly important ... -
SARS-CoV-2 Infection Is at Herd Immunity in the Majority Segment of the Population of Qatar.
( Oxford University Press , 2021 , Article)Qatar experienced a severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) epidemic that disproportionately affected the craft and manual worker (CMW) population, who comprise 60% of the total population. This study ... -
SARS-CoV-2 infection triggers more potent antibody-dependent cellular cytotoxicity (ADCC) responses than mRNA-, vector-, and inactivated virus-based COVID-19 vaccines
( Wiley , 2024 , Article)Neutralizing antibodies (NAbs) are elicited after infection and vaccination and have been well studied. However, their antibody-dependent cellular cytotoxicity (ADCC) functionality is still poorly characterized. Here, we ... -
SARS-CoV-2 involvement in central nervous system tissue damage
( Wolters Kluwer , 2022 , Article Review)As the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) continues to spread globally, it became evident that the SARS-CoV-2 virus infects multiple organs including the brain. Several clinical studies revealed ... -
SARS-CoV-2 seroprevalence in the urban population of Qatar: An analysis of antibody testing on a sample of 112,941 individuals
( Elsevier , 2021 , Article)The study objective was to the assess level of detectable severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) antibodies in the urban population of Qatar. Antibody testing was performed on residual blood specimens ... -
Satire and Religious Tolerance: How Acceptance/Rejection of Satire is Determined by the Capacity of Religious and Political Forces to Agree on a Modern Civic Contract
( Brill Academic Publishers , 2016 , Article Review)The January 2015 assassination at the Charlie Hebdo offices and the dozen ensuing terrorist attacks in France over the last eighteen months are the manifestation of a structural opposition between a civic identity whose ...