Browsing Academic by Title
Now showing items 18353-18372 of 26585
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Revolutionizing ECMO simulation with affordable yet high-Fidelity technology
( Elsevier , 2018 , Other)[No abstract available] -
Revolutionizing Emergency Healthcare with a Mobile App
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)Even if it's not usually mentioned, there are numerous instances in Morocco where patients have lost their lives due to delays in ambulance response. Access to timely emergency medical services is critical, especially in ... -
RF Based Anti-Drone System
( Qatar University Press , 2020 , Poster)The anti-drone system blocks drones from entering a protected area. This aim of this project is to design a drone detection mechanism using the RF control signal exchanged between the drone and its remote controller. The ... -
RF energy harvesting communications: Recent advances and research issues
( Springer International Publishing , 2016 , Book chapter)Green radio communications has got a lot of attention in recent years due to its telling effects on telecom business and environment. On the other side, energy harvesting (EH) communication has emerged as a potential ... -
RF-based drone detection and identification using deep learning approaches: An initiative towards a large open source drone database
( Elsevier B.V. , 2019 , Article)The omnipresence of unmanned aerial vehicles, or drones, among civilians can lead to technical, security, and public safety issues that need to be addressed, regulated and prevented. Security agencies are in continuous ... -
RFID-based interactive multimedia system for the children
( Springer , 2012 , Article)In this paper, we present an interactive edutainment system for the children that leverages multimedia and RFID technologies in a seamless manner. The proposed system allows children to learn about new objects/entities by ... -
RGO/Stibnite Nanocomposite as a Dual Anode for Lithium and Sodium Ion Batteries
( American Chemical Society , 2016 , Article)RGO/Sb2S3 nanocomposite has been investigated in this study as a dual anode material for Li- and Na-ion battery applications. The stibnite phase of Sb2S3, and its rGO composite have been obtained from a molecular complex, ... -
Rheological and controlled release properties of hydrogels based on mushroom hyperbranched polysaccharide and xanthan gum
( Elsevier B.V. , 2018 , Article)A hyperbranched polysaccharide, coded as TM3a, was extracted from the Pleurotus tuber-regium sclerotia. TM3a was hybridized with xanthan gum (XG) by chemical crosslinking using sodium trimetaphosphate (STMP) to obtain new ... -
Rheological and mechanical behavior of silk fibroin reinforced waterborne polyurethane
( MDPI AG , 2016 , Article)Waterborne polyurethane (WPU) is a versatile and environment-friendly material with growing applications in both industry and academia. Silk fibroin (SF) is an attractive material known for its structural, biological and ... -
Rheological and thermal properties of novel surfactant-polymer systems for EOR applications
( Wiley-Liss Inc. , 2016 , Article)In this work, two surfactant-polymer (SP) systems were evaluated for enhanced oil recovery applications. The first SP system contained partially hydrolyzed polyacrylamide and alkyl polyethylene glycol ether-based non-ionic ... -
Rheological characterization of biological hydrogels in aqueous state
( Baqiyatallah University of Medical Sciences , 2020 , Article)Introduction: Biological hydrogels provide a conducive extracellular environment for encapsulating and growing cells and play an important role in regulating cell behavior. Mechanical and rheological properties of hydrogels ... -
Rheological characterization of NA2CO3 activated calcium bentonite for oil and gas drilling applications
( AIChE , 2015 , Conference Paper)Calcium bentonite was activated with soda ash (Na2CO3) at various ratios and due to the ion exchange; the original Ca-bentonite was converted to Na-bentonite. It was found that the Na2CO3 activation improves the swelling ... -
Rheological evaluation of shortand long-term performance for warm mix asphalt (WMA) binders
( Kluwer Academic Publishers , 2016 , Article)Warm-mix asphalt (WMA) additives are environmentally friendly and cost-effective products that lower the viscosity of bituminous binders to allow reduction of mixing and compaction temperatures in asphalt mix production. ... -
Rheological, Thermal, and Chemical Evaluation of Asphalt Binders Modified Using Crumb Rubber and Warm-Mix Additive
( American Society of Civil Engineers (ASCE) , 2022 , Article)This study evaluates the potential of producing warm-mix asphalt (WMA) using a wax-based additive (Sasobit) in a binder modified using crumb rubber (CR). This binder is formulated for very hot climates and has a grade of ... -
Rheological, Thermodynamic, and Gas Solubility Properties of Phenylacetic Acid-Based Deep Eutectic Solvents
( Wiley-VCH Verlag , 2017 , Article)Choline chloride + phenylacetic acid-based deep eutectic solvents are studied. Their most relevant experimental physicochemical properties at different mixing ratios together with the CO2 solubility data obtained in wide ... -
Rheology of a viscoelastic zwitterionic surfactant used in acid stimulation: Effects of surfactant and electrolyte concentration
( Elsevier , 2014 , Article)Acid diversion systems play an important role in increasing the efficiency of the acid stimulation process. Viscoelastic surfactant (VES) based diverting systems have many advantages that make them preferred for well acid ... -
Rheology of organoclay assisted extrusion of HDPE using Particle Image Velocimetry
( Institution of Chemical Engineers , 2015 , Article)Wall slip is often seen as a source of flow enhancement and can play a significant role during certain melt instabilities in polymer processing. In the present investigation, the effect of organoclay on the wall slip of ... -
Rheology of Triamine Functionalized Silica Reinforced Polymeric Gels Developed for Conformance Control Applications
( American Chemical Society , 2020 , Article)Recently, cross-linked polymers such as polyacrylamide (PAM)/polyethylenimine (PEI) have been used in conformance control applications to replace conventional lost circulation materials (LCMs). The objective of this work ... -
Rheology of upstream complex fluids
( Elsevier , 2023 , Book chapter)Rheology is an important characterizing technique as it affects all types of fluids. While oil and gas recovery is an operation that depends mainly on the interaction between different fluids, it is therefore important to ... -
Rhus coriaria induces senescence and autophagic cell death in breast cancer cells through a mechanism involving p38 and ERK1/2 activation
( Nature Publishing Group , 2015 , Article)Here, we investigated the anticancer effect of Rhus coriaria on three breast cancer cell lines. We demonstrated that Rhus coriaria ethanolic extract (RCE) inhibits the proliferation of these cell lines in a time- and ...
