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السجلات المعروضة 3875 -- 3894 من 4691
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Surfactant/organic solvent free single-step engineering of hybrid graphene-Pt/TiO2 nanostructure: Efficient photocatalytic system for the treatment of wastewater coming from textile industries
( Nature Publishing Group , 2018 , Article)In this study, hybrid graphene-Pt/TiO2 nanostructure were synthesized by single-step, inexpensive and surfactant/organic solvent free route; hydrothermal technique. The physicochemical properties of hybrid graphene-Pt/TiO2 ... -
Survey and identification of date palm pathogens and indigenous biocontrol agents
( American Phytopathological Society , 2020 , Article)Fungal diseases are considered a major threat to plant growth and productivity. However, some beneficial fungi growing in the same environment protect plants from various pathogens, either by secreting antifungal metabolites ... -
Survey of Information Visualization Techniques for Enhancing Visual Analysis
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)Visualization of data helps to transform a problem into a perceptual task that is easier to comprehend. It helps users to perceive patterns from large amount of data in order to make informed decisions. When visualization ... -
A SURVEY OF THE VIEWS OF QATARIS AND EXPATRIATES VIS-A-VIS THE HOSTING OF FIFA 2022 WORLD CUP
( The Social and Economic Survey Research Institute, Qatar University. , 2015 , Other)This report presents the results of The Qatar 2022 FIFA World Cup survey of Qatari nationals and white-collar expatriates residing in Qatar. The study was conducted and funded by the Social and Economic Survey Research ... -
Sustainability assessment and modeling based on supervised machine learning techniques: The case for food consumption
( Elsevier , 2020 , Article)Sustainability of food consumption requires the understanding of multi-dimensional environmental, economic and social impacts using a holistic and integrated sustainability assessment and modeling framework. This article ... -
Sustainability assessment and techno-economic analysis of thermally enhanced polymer tube for multi-effect distillation (Med) technology
( MDPI AG , 2021 , Article)Metal-alloys tubes are used in the falling-film evaporator of the multi-effect distillation (MED) that is the dominant and efficient thermal seawater desalination process. However, the harsh seawater environment (high ... -
Sustainability Performance of European Smart Cities: A Novel DEA Approach with Double Frontiers
( Elsevier Ltd , 2022 , Article)Sustainability is the crux of urban renaissance. Imbibed with utopian technological planning, understanding the convergence between smart development and sustainable practices for city development is necessary. Smart cities ... -
Sustainability Performance Simulation of the U.S. Urban Mobility Policies
(2018 , Conference Paper)Heavy dependence on personal vehicle usage in the U.S. has made the transportation sector one of the greatest contributors to air pollutant emissions the associated human health concerns. The transportation mode choices ... -
Sustainable agriculture in the Arabian/Persian Gulf region utilizing marginal water resources: Making the best of a bad situation
( MDPI AG , 2018 , Article Review)One way to encourage agricultural self-sufficiency in arid regions is to increase the productivity of conventional freshwater agriculture. Another way is to develop and implement novel strategies and technologies that do ... -
Sustainable alkali-activated binders with municipal solid waste incineration ashes as sand or fly ash replacement
( Springer Nature , 2022 , Article)The present study investigates the feasibility of using two types of municipality solid wastes incineration ashes, namely, fly ash and bottom ash in the production of sustainable alkali-activated binder. The ashes are ... -
Sustainable development in the Arab world–is the Gulf Cooperation Council (GCC) region fit for the challenge?
( Routledge , 2019 , Article)The Gulf Cooperation Council (GCC) region and the wider Arab world are faced with multiple interconnected dilemmas embedded in the social, economic, and environmental pillars of sustainable development. The question of how ... -
Sustainable food production and nutraceutical applications from qatar desert chlorella sp. (chlorophyceae)
( MDPI , 2020 , Article)Microalgae isolated from the Qatari desert was identified as thermotolerant, with a rich metabolite profile that is appropriate for use as food and health supplements. In this research, a species of Chlorella, QUCCCM3, ... -
Sustainable Preparation of Graphene Quantum Dots for Metal Ion Sensing Application
( MDPI , 2023 , Article)Highlights: What are the main finding? Preparation of GQDs from ethanolic extract of eucalyptus tree leaves. Hydrothermal treatment of extract at different temperatures and times was carried out. What is the implication ... -
Sustainable production of nannochloris atomus biomass towards biodiesel production
( MDPI , 2020 , Article)Nannochloris atomus (QUCCCM31) is a local marine microalga showing potential to serve as renewable feedstock for biodiesel production. The investigation of the impact of temperature variation and nitrogen concentrations ... -
Sustainable Qatar : Social, Political and Environmental Perspectives
( Springer Singapore , 2023 , Book)This open access book provides a topical overview of the key sustainability issues in Qatar, focusing on environmental sustainability from a socio-political perspective. The transition to a sustainable Qatar requires ... -
Sustainable use of nanomaterials in textiles and their environmental impact
( MDPI AG , 2020 , Article)At present, nanotechnology is a priority in research in several nations due to its massive capability and financial impact. However, due to the uncertainties and abnormalities in shape, size, and chemical compositions, the ... -
Sustainable utilization of waste carbon black in alkali-activated mortar production
( Elsevier , 2021 , Article)This article investigates the potential utilization of waste carbon black (WCB) resulting from the aluminum industry as a by-product material in the fly ash-based geopolymer composites production. Experimental study was ... -
Synergetic Water Demand and Sustainable Supply Strategies in GCC Countries: Data-driven Recommendations
( Springer Science and Business Media B.V. , 2023 , Article)The Gulf Cooperation Council (GCC) countries, characterized with limited water resources and high oil/gas revenues, rely heavily on energy-intensive seawater desalination and non-renewable groundwater abstraction. The need ... -
Synergistic Behavior of Polyethyleneimine and Epoxy Monomers Loaded in Mesoporous Silica as a Corrosion-Resistant Self-Healing Epoxy Coating
( American Chemical Society , 2022 , Article)Corrosion is a significant problem and is, to a large extent, responsible for the degradation of metallic parts. In this direction, mesoporous silica particles (MSPs) were synthesized by a sol–gel technique and had an ... -
Synergistic effect of Co-Ni co-bridging with MoS2nanosheets for enhanced electrocatalytic hydrogen evolution reactions
( Royal Society of Chemistry , 2018 , Article)The depletion of fossil fuels and associated environmental problems have drawn our attention to renewable energy resources in order to meet the global energy demand. Electrocatalytic hydrogen evolution has been considered ...