تصفح College of Arts & Sciences حسب العنوان
السجلات المعروضة 3004 -- 3023 من 3372
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Tyrosinase and carbonic anhydrase enzymes inhibition studies of vanadium(V) complexes
( Chemical Society of Pakistan , 2018 , Article)Present study endeavors synthesis of series of vanadium(V) hydrazide complexes and its enzyme inhibition studies. Octahedral structure of complexes has been evaluated previously using conductance measurements, spectroscopic ... -
Tyrosine Ingestion and Its Effects on Cognitive and Physical Performance in the Heat
( American College of Sports Medicine , 2016 , Article)Purpose: Ingestion of tyrosine (TYR), a catecholamine precursor, has previously improved aspects of cognitive function and mood during acute stress, although there is limited research exploring the optimal dose relative ... -
UAVs for improving seasonal vegetation assessment in arid environments
( Frontiers Media SA , 2024 , Article)In the last few decades, revegetation strategies for ecosystem restoration have received great attention in dryland studies, especially those related to the restoration and revegetation of native desert plants to combat ... -
Un document inédit sur la Régence de Tunis au XVIIIe siècle : le mémoire de Guy de Villeneuve
( L'Harmattan, Paris , 2022 , Book)L’édition de ce mémoire rédigé en 1777 par le sieur Guy de Villeneuve montre l’importance des interactions diplomatiques entre les deux rives de la Méditerranée, au cours du XVIIIe siècle. Ce mémoire regorge des détails ... -
Uncovering responses of zooplankton community to CO2 acidification in Qatar coastal waters
( Hamad Bin Khalifa University Press , 2016 , Conference Paper)The combustion of fossil fuels is pushing atmospheric concentrations of carbon dioxide (CO2) to unprecedented levels. This rapid increase in atmospheric CO2 is causing global changes, with noticeable increases in temperature, ... -
Uncovering responses of zooplankton community to CO2 acidification in Qatar cstal waters
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)The combustion of fossil fuels is pushing atmospheric concentrations of carbon dioxide (CO2) to unprecedented levels. This rapid increase in atmospheric CO2 is causing global changes, with noticeable increases in temperature, ... -
Underlined Vulnerabilities of the Gulf Region: A New Understanding
( Springer , 2021 , Book chapter)The rift between the Gulf States that opened in 2017 has served to intensify centuries-old debates and tensions in the Middle East. The Gulf crisis has also engendered significant diplomatic tensions between GCC countries, ... -
Underlying Mechanisms of Transit-Oriented Development: A Conceptual System Dynamics Model in Qatar
( MDPI , 2022 , Article)Transit-Oriented Development (TOD) is an urban planning approach that facilitates the achievement of sustainable development goals from an urban planning and transportation perspective. Developed countries are moving rapidly ... -
Understanding impact of heat, drought, and salinity stresses on growth and physiological attributes of Chenopodium album under field conditions
( Springer , 2023 , Article)Utilizing potential of wild crop relatives becomes a necessity under current climate trends scenario. Chenopodium album is a natural inhabitant of Qatari harsh environment that is characterised by a combination of various ... -
Understanding the buffering effect of social media use on anxiety during the COVID-19 pandemic lockdown
( Springer , 2021 , Article)During the COVID-19 outbreak, lockdown measures have been deployed worldwide. In the wake of these measures, internet and social media use has reached unprecedented peaks. We hypothesize that social media can, in the context ... -
Understanding the electro-catalytic effect of benzene ring substitution on the electrochemical oxidation of aniline and its derivatives using BDD anode: Cyclic voltammetry, bulk electrolysis and theoretical calculations
( Elsevier , 2020 , Article)The use of boron doped diamond (BDD) films in environmental applications has been extensively proved. This electrocatalytic material produces higher concentrations of free‑hydroxyl radicals on its surface, favoring a ... -
Understanding the electrochemical performance of LiNi0. 5Mn1.5O4 coated with Yttria and distributed over graphene nanosheets as cathode in li-ion batteries
( Qatar University Press , 2021 , Poster)LiNi0.5Mn1.5O4 is a promising cathode material for lithium-ion batteries with a high-voltage spinel structure. A microwave-assisted chemical co-precipitation method was used to synthesize Y2O3 coated quasi-spheres of ... -
Understanding the Origin of the Ultrahigh Rate Performance of a SiO2-Modified LiNi0.5Mn1.5O4 Cathode for Lithium-Ion Batteries
( American Chemical Society , 2019 , Article)LiNi0.5Mn1.5O4 (LNMO) is one of the most promising cathode materials for next-generation lithium-ion batteries for rapid charging–discharging applications. The surfaces of LNMO samples are coated with different amounts ... -
Understanding the Phytoremediation Mechanisms of Potentially Toxic Elements: A Proteomic Overview of Recent Advances
( Frontiers Media , 2022 , Article Review)Potentially toxic elements (PTEs) such as cadmium (Cd), lead (Pb), chromium (Cr), and arsenic (As), polluting the environment, pose a significant risk and cause a wide array of adverse changes in plant physiology. Above ... -
Undoing Babel: The tower of Babel in Anglo-Saxon literature
( University of Toronto Press , 2018 , Book)The Tower of Babel narrative is one of the most memorable accounts of the Bible, and its interpretative potential has produced a vast array of literary adaptations. Undoing Babel is the first extensive examination of the ... -
Uniform Ordered Two-Dimensional Mesoporous TiO2 Nanosheets from Hydrothermal-Induced Solvent-Confined Monomicelle Assembly
( American Chemical Society , 2018 , Article)Two-dimensional (2D) nanomaterials have been the focus of substantial research interest recently owing to their fascinating and excellent properties. However, 2D porous materials have remained quite rare due to the difficulty ... -
Universal large-order asymptotic behavior of the strong-coupling and high-temperature series expansions
( American Physical Society , 2022 , Article)For theories that exhibit second-order phase transition, we conjecture that the large-order asymptotic behavior of the strong-coupling (high-temperature) series expansion takes the form σnnb where b is a universal ... -
Universalizability and the metaphysics of moral particularism, specified
( Blackwell Publishing Ltd , 2018 , Article)[No abstract available] -
University Students' Intention of Smartphone Adoption for Academic Purposes: Testing and Extended TAM Model
( India , 2017 , Article)New technology has been credited with the ability to extend human senses. However, adaptation and use of technology has been reported to be intricately mediated by usefulness and ease of use of technology among other ... -
Unlocking the power of public awareness: paving the way for sustainable wetland management in Anzali, Iran
( Frontiers Media , 2023 , Article)The Anzali Wetland, located in the Guilan Province of Iran, is a vital ecosystem with significant ecological value. However, it faces numerous environmental challenges due to pollution, habitat degradation, and unsustainable ...