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السجلات المعروضة 4443 -- 4462 من 4774
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Wear, optimization and surface analysis of Al-Al2O3-TiO2 hybrid metal matrix composites
( SAGE Publications Ltd , 2021 , Article)The aim of the present work is to investigate vickers hardness, wear behavior as well as to perform optimization of wear data for pure Al and Al-Al2O3-TiO2 hybrid metal matrix composites. The hybrid composite (Al-Al2O3-TiO2) ... -
Wearable Devices to Revolutionize Health Care
( UC Berkeley Haas School of Business , 2022 , Other)In the last decade, we witnessed a rapid growth of wearable devices—small electronic devices that are worn or carried on the human body. A study by the Facts and Factors found that the global Wearable device market size ... -
Webinars for teacher professional development: perceptions of members of a virtual professional community of practice
( Routledge , 2024 , Article)This study explores the significance of webinars as tools for supporting teachers’ professional development and growth beyond the COVID-19 pandemic, as perceived by the teachers themselves. The study employs a mixed methods ... -
Weighting and pruning based ensemble deep random vector functional link network for tabular data classification
( Elsevier Ltd , 2022 , Article)In this paper, we first integrate normalization to the Ensemble Deep Random Vector Functional Link network (edRVFL). This re-normalization step can help the network avoid divergence of the hidden features. Then, we propose ... -
Welfare Index of Migrant Workers in the Gulf: the Case of Qatar
( Wiley , 2019 , Article)In December 2010, Qatar won the rights to host the 2022 FIFA World Cup games. The FIFA announcement came with increasing pressure from international human rights organizations, media and other groups for Qatar to reform ... -
Well-to-wheel water footprints of conventional versus electric vehicles in the United States: A state-based comparative analysis
( Elsevier Ltd , 2018 , Article)Today, increasing levels of water demand become a particularly serious challenge for many countries, especially since water is an essential element for production of transportation fuels. Unfortunately, no research efforts ... -
Western and ketogenic diets in neurological disorders: can you tell the difference?
( International Life Sciences Institute , 2022 , Article)The prevalence of obesity tripled worldwide between 1975 and 2016, and it is projected that half of the US population will be overweight by 2030. The obesity pandemic is attributed, in part, to the increasing consumption ... -
Western resident families in the Gulf: the UAE case study
( Gulf Studies center - College of Arts & Sciences - Qatar University , 2023 , Conference Paper)National families in the Gulf make up a minority of the population but they often come across as a model for how non-Arab resident family's structure their lives in the Gulf. The national Gulf family model is frequently ... -
What are artificial intelligence literacy and competency? A comprehensive framework to support them
( Elsevier , 2024 , Article)Artificial intelligence (AI) education in K–12 schools is a global initiative, yet planning and executing AI education is challenging. The major frameworks are focused on identifying content and technical knowledge (AI ... -
What determines a positive attitude towards natural food products? An expectancy theory approach.
( Elsevier , 2021 , Article)Natural food products are becoming increasingly popular worldwide due to their health and environmental benefits. However, these products' increasing anecdotal popularity has not translated into their widespread adoption; ... -
What Drove Syria Back into the Arab Fold?
( John Wiley and Sons Inc , 2023 , Article)After more than a decade of brutal civil war, which is still not resolved and has left Syria divided in thirds, regional states welcomed President Bashar al-Assad back into the fold in May 2023. The Arab League's decision ... -
What Money Can’t Buy: Wealth, Inequality, and Economic Satisfaction in the Rentier State
( SAGE Publications , 2018 , Article)How do perceived inequalities in allocation impact citizen satisfaction with state-distributed benefits in rentier societies? Resource-rich rentier regimes are widely theorized to maintain the economic and political ... -
What scientists need to do to accelerate progress on the SDGs
( Nature Research , 2023 , Article)Drilling down into why the UN Sustainable Development Goals are so hard to achieve, and showing policymakers pathways to follow, will help the planet and save lives. [Figure not available: see fulltext.]. -
Where rhetoric meets reality: an ethnographic analysis of the sports education sector in Qatar
( Gulf Studies center - College of Arts & Sciences - Qatar University , 2020 , Conference Paper)This paper explores the growing provision of sports education in the state of Qatar. Since 2010, there has been a rapid increase in new courses in sports administration as part of wider, government-backed initiatives to ... -
Where's the 'Bedouin' in 'Tribe'? Tribal Ruling in Urban Kuwaiti Society
( Gulf Studies center - College of Arts & Sciences - Qatar University , 2020 , Conference Paper)In the contemporary era, tribalism has been reframed, time and again, as a primitive social form antithetical to modernity, and by extension, to development. Yet, the inverse is often true. In Kuwait, individuals of tribal ... -
White Button Mushroom, Agaricus bisporus (Agaricomycetes), and a Probiotics Mixture Supplementation Correct Dyslipidemia without Influencing the Colon Microbiome Profile in Hypercholesterolemic Rats
( Begell House , 2020 , Article)Consumption of foods rich in dietary fiber has attracted considerable attention for lowering blood cholesterol and triglycerides through attenuation of gut microbiome. Diets rich in fiber may provide substrates for microbes ... -
White button mushroom, agaricus bisporus (Agaricomycetes), and a probiotics mixture supplementation correct dyslipidemia without influencing the colon microbiome profile in hypercholesterolemic rats
( Begell House , 2020 , Article)Consumption of foods rich in dietary fiber has attracted considerable attention for lowering blood cholesterol and triglycerides through attenuation of gut microbiome. Diets rich in fiber may provide substrates for microbes ... -
White graphene reinforced polypyrrole and poly(vinyl alcohol) blend nanocomposites as chemiresistive sensors for room temperature detection of liquid petroleum gases
( Springer-Verlag Wien , 2017 , Article)The authors describe the preparation of PVA/WPPy/hBNNP nanocomposite films by solution casting method from poly(vinyl alcohol) (PVA), water soluble polypyrrole (WPPy), and using hexagonal boron nitride nanoparticles (hBNNP) ... -
White graphene-cobalt oxide hybrid filler reinforced polystyrene nanofibers for selective oil absorption
( MDPI AG , 2020 , Article)In this work, stable hydrophobic nanocomposites are made from electrospun fibers of polystyrene (PS) containing a hybrid filler combination of (i) hexagonal boron nitride (hBN) and (ii) cobalt oxide (Co3O4) nanomaterials. ... -
White knight or partner of choice? The Ukraine war and the role of the Middle East in the energy security of Europe
( Elsevier , 2023 , Article)The Ukraine war has forced Europe to redefine its energy security policies towards more diversification and less reliance on Russian energy. As an energy-rich and relatively close region, the Middle East can play a potentially ...
