College of Arts & Sciences: المرسلات الحديثة
السجلات المعروضة 1541 -- 1560 من 3507
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A Transformative State in the Wake of COVID-19: What Is Needed to Enable Innovation, Entrepreneurship, and Education in Qatar?
( MDPI , 2022 , Article)Economic diversification is vital in achieving sustainable economic development, especially for countries relying on nonrenewable natural resources, such as oil and gas, in the case of the Gulf Cooperation Council (GCC) ... -
Biochar for agronomy, animal farming, anaerobic digestion, composting, water treatment, soil remediation, construction, energy storage, and carbon sequestration: a review
( Springer , 2022 , Article Review)In the context of climate change and the circular economy, biochar has recently found many applications in various sectors as a versatile and recycled material. Here, we review application of biochar-based for carbon sink, ... -
Analysing Political Speeches: Rhetoric, Discourse and Metaphor
( Routledge , 2016 , Book Review)Analysing Political Speeches: Rhetoric, Discourse and Metaphor. Jonathan Charteris-Black. Basingstoke: Palgrave Macmillan, 2014. 274 pages, $39.27 (Paperback), ISBN 978-0-23-027439-6 -
توزيعات القوة الاجتماعية والسّلام الهجين مدخل في فهم العلاقات المحلية والدولية
( مركز جيل البحث العلمي , 2022 , Article)حصل اهتمام كبير بمفهوم القوة في حقل العلوم الطبيعية في وقت مبكر واهتم المنظرون الأوائل في هذا المجال بالبحث في هذا المفهوم ثم انتقل الشغف بمفهوم القوة مؤخراً الى العلوم الاجتماعية، وكذلك كثرة محاولات رصد التأثير المتوقع ... -
Investigation on inlet obstruction in transitional flow regime: Heat transfer augmentation and pressure drop analysis
( Elsevier , 2022 , Article)Thermohydraulic characteristics of air as the working medium in a circular heated channel fitted with inlet obstruction (ribbed prism) at the inlet is carried out experimentally for transitional flow regime. The ribbed ... -
Assessment of the Neutralizing Antibody Response of BNT162b2 and mRNA-1273 SARS-CoV-2 Vaccines in Naïve and Previously Infected Individuals: A Comparative Study
( MDPI , 2022 , Report)The currently authorized mRNA COVID-19 vaccines, Pfizer-BNT162b2 and Moderna-mRNA-1273, offer great promise for reducing the spread of the COVID-19 by generating protective immunity against SARS-CoV-2. Recently, it was ... -
The effect of doping MoSe2 by clusters of noble metals on its adsorption for NH3
( Elsevier , 2022 , Article)The development of industrial activities is associated with negative impacts on the quality of the environment including emission of hazardous gases. Therefore, it is critical to produce sensitive and selective gas detectors ... -
The effect of graphene structural integrity on the power factor of tin selenide nanocomposite
( Elsevier , 2021 , Article)Tin selenide graphene nanocomposites (SnSe/GNPs) were fabricated with high-energy ball milling and hot pressing by varying the milling time of graphene. The effect of ball milling time on the graphene integrity and the ... -
In-situ growth of single-crystal plasmonic aluminum–lithium-graphene nanosheets with a hexagonal platelet-like morphology using ball-milling
( Elsevier , 2021 , Article)Metal-graphene nanocomposites and plasmonic metal nanoparticles are two nanoscience fields of a rapidly growing interest due to their potential in advanced applications. In this study, we combine both fields by synthesizing ... -
The effects of structural integrity of graphene on the thermoelectric properties of the n-type bismuth-telluride alloy
( Elsevier , 2021 , Article)This study examines the effects of the structural integrity of graphene on the thermoelectric properties of n-type bismuth telluride alloy. Graphene/Bi2Te2.7Se0.3 composites were prepared via mechanical alloying and spark ... -
Review: The effect of different nanofiller materials on the thermoelectric behavior of bismuth telluride
( Elsevier , 2021 , Article Review)This review paper summarizes and discusses the effect of nanosized fillers on bismuth telluride nanocomposites for thermoelectric applications. Classified into various dimensions based on electron confinement in space, the ... -
Enhanced tensile strength, fracture toughness and piezoresistive performances of CNT based epoxy nanocomposites using toroidal stirring assisted ultra-sonication
( Taylor & Francis , 2021 , Article)The importance of proper CNT dispersion is still the main challenge in CNTs doped epoxy nanocomposites. Therefore, this study was aimed to investigate the effect of toroidal stirring-assisted sonication on final mechanical, ... -
Entropy-driven melting point depression in fcc HEAs
( Elsevier , 2022 , Article)High Entropy Alloys (HEAs) are an increasingly dominant alloy design paradigm. The premise of entropic stabilization of single-phase alloys has motivated much of the research on HEAs. Chemical complexity may indeed help ... -
Towards stacking fault energy engineering in FCC high entropy alloys
( Elsevier , 2022 , Article)Stacking Fault Energy (SFE) is an intrinsic alloy property that governs much of the plastic deformation mechanisms observed in fcc alloys. While SFE has been recognized for many years as a key intrinsic mechanical property, ... -
A simple method for developing efficient room temperature reduced graphene oxide-coated polyurethane sponge and cotton for oil-water separation
( Taylor & Francis , 2022 , Article)Oil spilled during transportation, domestic, and industrial usage causes grave water and soil pollution. Therefore, oil recovery through absorption or separation from water has been a challenge to the scientific community. ... -
From scenario to mounting risks: COVID-19’s perils for development and supply security in the Sahel
( Springer , 2022 , Article)The African Sahel countries are inherently fragile, environmentally insecure and economically weak. This paper underscores the compounded impacts brought about by the COVID-19 pandemic on resource supply security and, ... -
Experimental and modeling analysis of p-type Bi0.4Sb1.6Te3 and graphene nanocomposites
( Elsevier , 2022 , Article)The state-of-the-art Bismuth-Telluride (Bi2Te3) based systems are promising thermoelectric materials for efficient thermoelectric applications. In this study, the effect of graphene nanosheets (GNS) integrity on thermoelectric ... -
Tunable metal contacts at layered black-arsenic/metal interface forming during metal deposition for device fabrication
( Nature Research , 2022 , Article)Understanding the kinetics of interfacial reaction in the deposition of metal contacts on 2D materials is important for determining the level of contact tenability and the nature of the contact itself. Here, we find that ... -
Efficient machine-learning model for fast assessment of elastic properties of high-entropy alloys
( Elsevier , 2022 , Article)We combined descriptor-based analytical models for stiffness-matrix and elastic-moduli with mean-field methods to accelerate assessment of technologically useful properties of high-entropy alloys, such as strength and ... -
Effect of graphene on thermal stability of tin selenide
( Elsevier , 2022 , Article)The thermal stability of polycrystalline tin selenide (SnSe) is essential for its long-term applications. In this study, the thermo-mechanical stability of hot compacted polycrystalline SnSe and SnSe/graphene nanocomposite ...
