College of Arts & Sciences: Recent submissions
Now showing items 41-60 of 3746
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Comparative effectiveness of one versus two doses of COVID-19 vaccines in Qatar: Evidence of converging protection over time
( Elsevier , 2025 , Article)BackgroundSupply constraints during the coronavirus disease 2019 (COVID-19) pandemic led to vaccination strategies that prioritized first-dose coverage. To evaluate the merit of this approach, this study compared the ... -
مفهوم التخييل في الفكر البلاغي والفلسفي عند العرب : الأصول والامتدادات
( عالم الكتب الحديث للنشر والتوزيع , 2024 , Book)يعد مفهوم " التخييل" واحدا من المفاهيم الإشكالية الكبرى المكونة لشبكة المفاهيم المعقدة في التراث العربي؛ وذلك لتعدد مساراته وتجذرها في مختلف الحقول المعرفية، وهو ما يقتضي بحثه على نحو يرصد سياقات اشتغاله التداولي وتولده ... -
Bibliometric analysis of the media-sustainable development nexus: mapping trends and future directions
( Springer Nature Link , 2025 , Article)Acknowledging the substantial body of bibliometric scholarship dedicated to sustainable development, a discernible lacuna persists concerning the specific role of media within this domain. This study undertakes a comprehensive ... -
Impact of trace noble metals on the catalytic performance of LaNiMgO towards methane dry reforming
( Elsevier , 2024 , Article)CO2 reforming of methane was investigated using trace noble metal anchored MgO-promoted Ni/La2O3 catalyst (LaNiMgO-X), where X = Ir, Pt, Ru, Pd, and Rh. The incorporation of noble metals enhanced Ni dispersion on the support ... -
Model Order Reduction for System with Negative Imaginary property: Structure-Preserving Approach
( Institute of Electrical and Electronics Engineers (IEEE) , 2025 , Conference)Model order reduction (MOR) is a set of methods used to simplify the analysis and design of complex dynamical systems by reducing their size and complexity. However, these techniques often struggle to maintain important ... -
Trace metal composition of suspended particulate matter in the water column of the Black Sea
( Elsevier , 2011 , Article)We analyzed the chemical composition of suspended matter from the Black Sea for a complete suite of elements used as tracers for various sources and processes. Samples of suspended matter were collected at four stations ... -
Synthesis of nanostructured novel ion-imprinted polymer for selective removal of Cu2+ and Sr2+ ions from reverse osmosis concentrated brine
( Elsevier , 2023 , Article)This study aims to prepare an ion-imprinted polymer (IIP) using copper sulfate as a template and potassium persulfate as an initiator to selectively adsorb copper ions (Cu2+) from aqueous solutions and in an attempt to ... -
Nuclear magnetic resonance spectroscopy: A comprehensive tool for analyzing liquid products in electrochemical CO2 reduction
( Elsevier , 2025 , Article)The electrochemical reduction of carbon dioxide (eCO2RR) has become a very promising pathway that can be used in the transformation of CO2 to important chemical products and, thus, is one of the mitigations of climate ... -
Piezoelectric Properties of Biopolymers
( Springer Nature , 2023 , Book chapter)Biopolymers with piezoelectric properties are widely attractive nowadays owing to their direct and indirect effects of piezoelectric behavior in addition to biocompatibility and biodegradability. Although a wide range of ... -
A versatile route for the fabrication of micro-patterned polylactic-acid (PLA)-based membranes with tailored morphology via breath figure imprinting
( Royal Society of Chemistry , 2024 , Article)Breath figure imprinting, based on surface instabilities combined with fast polymer evaporation in a humid environment, enables the creation of micro-patterned membranes with tailored pore sizes. Despite being a simple ... -
MoS2-Based Hybrid Piezoelectric Materials
( wiley , 2024 , Book chapter)The utilization of renewable energy is the primary focus of the scientific world today. However, the large initial cost, space requirements, and low technological upgrades fade its merits, and lead to difficulty in its ... -
Advancements in nanocarbon-based catalysts for enhanced fuel cell performance: a comprehensive review
( Springer , 2024 , Article Review)Fuel cells hold great promise as a clean energy technology, yet challenges such as material compatibility, manufacturing costs, and durability issues, particularly with noble metal-based electrocatalysts like platinum (Pt), ... -
Influence of phase-separated structural morphologies on the piezo and triboelectric properties of polymer composites
( Springer , 2023 , Article Review)Simplified and flexible fabrication methods, high output performance, and extreme flexibility of polymer-based nanocomposites represent versatile designs in self-powering devices for wearable electronics, sensors, and smart ... -
Fiber chemistry and technology: their contributions to shaping Society 5.0
( Springer , 2023 , Article)Society 5.0 establishes innovations and innovativeness as the basic platforms for accelerating the development of solution-based strategies for the sustainability problems every society is facing. It features an interactive ... -
Investigation of the photo-Fenton efficiency and dielectric properties of BiVO4/α-Fe2O3 nanocomposites
( Springer Science and Business Media Deutschland GmbH , 2025 , Article)This study focuses on successfully synthesizing BiVO4 nanoparticles (NPs), α-Fe2O3 NPs, and their nanocomposites (NCs) using the facile hydrothermal method to degrade methylene blue (MB) dye molecules and fabricate flexible ... -
Exploration of photocatalytic dye degradation and non-linear optical absorption of BiVO4-TiO2 nanocomposites
( Springer , 2024 , Article)In this study, a simple hydrothermal approach was utilized to synthesize BiVO4 nanoparticles (NPs), TiO2 NPs, and BiVO4–TiO2 nanocomposites for the applications in degrading Rhodamine—B dye molecules and exploring optical ... -
Structural, magnetic and antibacterial properties of manganese-substituted magnetite ferrofluids
( University of Science and Technology Beijing , 2023 , Article)Manganese-substituted magnetite ferrofluids (FFs) MnxFe1-xFe2O4 (x = 0-0.8) were prepared in this work through a chemical co-precipitation reaction. The controlled growth of FF nanomaterials for antibacterial activities ... -
Advanced Membrane Technology to Remove Boron from Water and Wastewater: A Comprehensive Study
( American Chemical Society , 2023 , Article Review)The rise in boron demand for global industries causes the anthropogenic release of this element to water streams, deteriorating water quality and challenging ecological sustainability. Stringent water quality standards are ... -
A facile route to synthesis NixFe1-xFe2O4 ferrofluids with optimal rheological and magneto-optical properties
( wiley , 2024 , Article)This study presents an easy method for synthesizing ultrafine NixFe1-xFe2O4 nanoparticles with adjustable composition (x = 0-.8), followed by their stabilization into ferrofluids. Structural identification of the crystalline ... -
Tailoring CO2 detection capabilities using Co-ZnO/MoS2 nanocomposites through electrolyte concentration modulation
( Springer , 2024 , Article)The current study explores a new approach to investigate the CO2 detection capabilities of cobalt-doped zinc oxide (Co-ZnO) combined with molybdenum sulfide (MoS2) hybrid nanomaterials Co-ZnO/MoS2 (CZM). The hydrothermally ...
