تصفح Research Units حسب العنوان
السجلات المعروضة 336 -- 355 من 5837
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An Experimental and Kinetic Study of the Sorption of Carbon Dioxide onto Amine-Treated Oil Fly Ash
( Hindawi Publishing Corporation , 2016 , Article)A new CO2 adsorbent is produced from waste oil fly ash (OFA). Ammonium hydroxide solution is used to convert OFA to activated carbon. Then, the product is used for the adsorption of CO2 from a nitrogen/carbon dioxide ... -
An experimental investigation of emission performance of heterogenous catalyst jatropha biodiesel using RSM
( Elsevier Ltd , 2021 , Article)Tremendous growth in the number of automobiles in developed and developing global economies has exorbitantly boosted competition for petroleum products. Petroleum products derived from fossil fuels are predominantly ... -
An exploratory search strategy for data routing in flying ad hoc networks
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference)This paper investigates the problem of data routing in flying ad hoc networks (FANETs) composed of multiple flying nodes, i.e., unmanned aerial vehicles (UAVs), supported by communication platforms. The objective is to ... -
An extensive analysis of mechanical, thermal and physical properties of jute fiber composites with different fiber orientations
( Elsevier Ltd , 2021 , Article)The study is aimed to find the effect of orientation of the woven jute fiber on the composites with epoxy matrix on the mechanical properties, thermal properties with different orientations (0°, 15°, 30°, 45°, 60° & 75°) ... -
An Improved Dilated Convolutional Network for Herd Counting in Crowded Scenes
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference)Crowd management technologies that leverage computer vision are widespread in contemporary times. There exists many security-related applications of these methods, including, but not limited to: following the flow of an ... -
An improved optimisation technique for the network-controlled pH process and DC motor using various controllers
( Taylor and Francis Ltd. , 2021 , Article)In this paper, two different systems, a pH process and a DC motor, are considered for networked control, where pH is a non-linear system and the DC motor is a linear system. Majority of the industries use the water as their ... -
An integrated approach for produced water treatment using microemulsions modified activated carbon
( Elsevier Ltd , 2019 , Article)In this study, the physical and chemical characterization of produced water was done followed by treatment through sand filtration coupled with activated carbon microemulsion modified activated carbon techniques. The results ... -
An Interactive Visualization Web Solution for Electricity Consumption in Qatar
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference)The amount of raw data related to electricity companies is increasing rapidly with the increase of construction sites, population and Qatar preparation for 2022 world cup. A question arises from this situation is: How can ... -
An Investigation of the Swelling Kinetics of Bentonite Systems Using Particle Size Analysis
( Taylor and Francis Inc. , 2019 , Article)Particles size distribution (PSD) is introduced as a tool for analysis of bentonite aggregation and swelling kinetics. Raw Ca-bentonite was purified using a combined wet sieving and sedimentation processes, followed by ... -
An OFDMA communication protocol for wireless sensor networks used for leakage detection in underground water infrastructures
( IEEE , 2011 , Conference)In this paper, an application of wireless sensor networks for leakage detection in underground water pipes is considered. A mobile sensor immersed in the water pipe is assumed to communicate with relay nodes on the ground ... -
An Ontological Security Approach to the Sport Diplomacy of Qatar Foreign Policy
( Gulf Studies center - College of Arts & Sciences - Qatar University , 2022 , Conference)George Orwell's famous quote "serious sport is war minus the shooting" explains the sponsorships and marketing strategy of Qatar foreign policy in global sports. Acceleration of the development of the objectives of 2030 ... -
AN OPTIMIZATION FRAMEWORK FOR ELECTRIC VEHICLES CHARGING STATIONS ALLOCATION USING DEMAND BASED ON CITY TRAFFIC COUNT
(2022 , Master Thesis)Selecting good locations for the placement of Electric Vehicle (EV) public charging stations is important for the uptake of EVs. As EVs are considered to have lower green gas emissions to internal combustion engines, the ... -
An overview of 2D metal sulfides and carbides as Na host materials for Na-ion batteries
( Elsevier , 2023 , Article Review)Both sodium-ion batteries (SIBs) and lithium-ion batteries (LIBs) operate on a similar principle and are striking for energy storage purposes. Although some electrode materials adapt favorably to LIBs, they are not pertinent ... -
An Overview of Graphene-Based 2D/3D Nanostructures for Photocatalytic Applications
( Springer , 2022 , Article)Photocatalytic processes induced by inexhaustible solar energy have fascinated significant research to solve issues like energy crisis and environmental pollution since they possess several merits, like renewable energy ... -
An overview of pedestrian signal setting and implementation in the State of Qatar
( Elsevier B.V. , 2017 , Conference)Pedestrian signal control is a main influencing factor on the Level of Service of crossing facilities and on the safety performance considering conflicts with vehicles. In signal design, pedestrian clearance time is a key ... -
An Overview of Polymer Composite Films for Antibacterial Display Coatings and Sensor Applications
( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article Review)The escalating presence of pathogenic microbes has spurred a heightened interest in antimicrobial polymer composites tailored for hygiene applications. These innovative composites ingeniously incorporate potent antimicrobial ... -
Anaerobic Digestion of Olive MillWastewater and Process Derivatives—Biomethane Potential, Operation of a Continuous Fixed Bed Digester, and Germination Index
( MDPI , 2023 , Article)Olive mill wastewater (OMW) management is an economic and environmental challenge for olive oil-producing countries. The recovery of components with high added value, such as antioxidants, is a highly researched approach ... -
Analysis of CO2 Solubility and Absorption Heat into Aqueous 1-Diethylamino-2-propanol
( Elsevier , 2017 , Conference)In this work, the CO2 equilibrium solubility in 2 M 1-diethylamino-2-propanol (1DEA2P) solution were determined as function of temperature (in the range of 298-333K), and CO2 partial pressure (in the range of 8-101 kPa). ... -
Analysis of E2F1 single-nucleotide polymorphisms reveals deleterious non-synonymous substitutions that disrupt E2F1-RB protein interaction in cancer
( Elsevier , 2024 , Article)Cancer is a medical condition that is caused by the abnormal growth and division of cells, leading to the formation of tumors. The E2F1 and RB pathways are critical in regulating cell cycle, and their dysregulation can ... -
An Analysis of Export Restriction Rules and Proposals Under the WTO
( Qatar University Press , 2018 , Article)This memorandum is a redacted version of a confidential research paper on export restriction negotiations in relation to food security under the auspices of the World Trade Organization (WTO). The complete version of this ...
