تصفح College of Arts & Sciences حسب العنوان
السجلات المعروضة 2686 -- 2705 من 3321
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Surface soil carbon storage in urban green spaces in three major South Korean cities
( MDPI AG , 2016 , Article)Quantifying and managing carbon (C) storage in urban green space (UGS) soils is associated with the ecosystem services necessary for human well-being and the national C inventory report of the Intergovernmental Panel on ... -
Surfactant for Enhanced Rheological, Electrical, and Electrochemical Performance of Suspensions for Semisolid Redox Flow Batteries and Super capacitors
( WILEY-VCH Verlag GmbH & Co. , 2015 , Article)A suspension of Li4Ti5O12 and of Ketjen black in a solution of 1?m lithium bis(trifluoromethanesulfonyl)imide in propylene carbonate is studied as the anolyte for semisolid redox flow batteries. The rheological behavior ... -
Surfactant induced microwave disintegration for enhanced biohydrogen production from macroalgae biomass: Thermodynamics and energetics
( Elsevier , 2022 , Article)This research work aimed about the enhanced bio-hydrogen production from marine macro algal biomass (Ulva reticulate) through surfactant induced microwave disintegration (SIMD). Microwave disintegration (MD) was performed ... -
Surfactant-aided impregnation of MnF2 into CNT fabrics as cathode material with high electrochemical performance for lithium ion batteries
( Elsevier , 2018 , Article)© 2018 Elsevier Ltd MnF2 infiltrated-CNT fabrics was prepared by surfactant-aided impregnation of MnSiF6 precursors in acid-treated CNT fabric followed by annealing MnSiF6-loaded CNT fabric. The structural and morphological ... -
Surfactant-templating strategy for ultrathin mesoporous TiO2 coating on flexible graphitized carbon supports for high-performance lithium-ion battery
( Elsevier Ltd , 2016 , Article)The electrochemical performance of nanocomposites could greatly be improved by rationally designing flexible core-shell heterostructures. Typically, the uniform coating of a thin mesoporous crystalline transition metal ... -
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 ... -
Susceptibility of Agrotis segetum (noctuidae) to Bacillus thuringiensis and analysis of midgut proteinases
( Taylor & Francis , 2015 , Article)Seventy-eight Bacillus thuringiensis isolates were selected for a screening against the Lepidoptera species Agrotis segetum to search the higher insecticidal activity. In a preliminary bioassay, the spore-crystal mixture ... -
Suspensions of carbon nanofibers in organic medium: Rheo-electrical properties
( Royal Society of Chemistry , 2015 , Article)The nonaqueous suspensions of carbon nanofibers (CNFs) in 1 M lithium bis(trifluoromethanesulfonaimide) in propylene carbonate electrolyte reveal unique structural evolution and shear-induced transition due to the high ... -
Sustainable agri-food systems: Environment, economy, society, and policy
( MDPI AG , 2021 , Article Review)Agri-food systems (AFS) have been central in the debate on sustainable development. De-spite this growing interest in AFS, comprehensive analyses of the scholarly literature are hard to find. Therefore, the present systematic ... -
Sustainable Agriculture and Food Security in Qatar: International Threats and Local Constraints
( Springer Science and Business Media Deutschland GmbH , 2022 , Book chapter)Food security has been a constant issue in Qatar and the Gulf Cooperation Council (GCC) region since the 2007-2008 global food crisis. The Qatari government implemented two significant strategies: overseas agri-investments ... -
Sustainable and long-term management of municipal solid waste: A review
( Elsevier , 2022 , Article)This study investigates landfill and incineration waste management strategies as potential and prevalent traditional methods of disposing of municipality-generated waste because of their cheapness and simplicity but requires ... -
Sustainable and long-term management of municipal solid waste: A review
( Elsevier Ltd , 2022 , Article)This study investigates landfill and incineration waste management strategies as potential and prevalent traditional methods of disposing of municipality-generated waste because of their cheapness and simplicity but requires ... -
Sustainable livelihood framework-based indicators for assessing climate change vulnerability and adaptation for Himalayan communities
( Elsevier B.V. , 2017 , Article)This study evaluated the climate change vulnerability of Himalayan communities, and their potential to adapt to these changes, through assessing their perceived reactions and counter-actions to climate change. The evaluation ... -
Sustainable production of toxin free marine microalgae biomass as fish feed in large scale open system in the Qatari desert
( Elsevier Ltd , 2015 , Article)Mass cultivation of microalgae biomass for feed should be cost effective and toxin free. Evaporation loss in Qatar can be as high as 2 cm/d. Hence, production of marine microalgae biomass in Qatar would also require ... -
Sustainable Qatar
( Springer , 2023 , Book chapter)The Qatar National Vision of 2030 has identified bold and transformational goals for the country. As envisioned by the State of Qatar, the transition to sustainable Qatar weaves together four pillars of economic, social, ... -
Sustainable Status Assessment of the Transit-Oriented Development in Doha’s Education City
( MDPI , 2023 , Article)Doha, the capital of the State of Qatar, has seen rapid growth in recent years, resulting in challenges that can be addressed through sustainable urban design strategies. Such approaches, including Transit-Oriented ... -
A symmetric oscillator with multi-stability and chaotic dynamics: bifurcations, circuit implementation, and impulsive control
( Springer , 2021 , Article)Finding chaotic oscillators with unique properties is a hot topic. In this paper, a symmetric oscillator with multi-stability is proposed. This oscillator has bounded dynamics for any initial conditions. It is also shown ... -
Symmetric oscillator: Special features, realization, and combination synchronization
( MDPI , 2021 , Article)Researchers have recently paid significant attention to special chaotic systems. In this work, we introduce an oscillator with different special features. In addition, the oscillator is symmetrical. The features and ... -
Synchronization and chimeras in a network of photosensitive FitzHugh-Nagumo neurons
( Springer Science and Business Media B.V. , 2021 , Article)Recently, a photosensitive model has been proposed that takes into account nonlinear encoding and responses of photosensitive neurons that are subject to optical signals. In the model, a photocell term has been added to ... -
Synchronous spectrofluorimetric study of the supramolecular host–guest interaction of β-cyclodextrin with propranolol: A comparative study
( Elsevier , 2015 , Article)The objective of this work is to assess the use of constant-wavelength synchronous fluorescence spectroscopy (SFS) in comparison to conventional fluorescence spectroscopy (CFS) for the investigation of the supramolecular ...
