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Now showing items 11133-11152 of 51066
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Flare gas-to-power by direct intercooled oxy-combustion supercritical CO2 power cycles
( Elsevier , 2021 , Article)With more than 150 billion m3 of gases annually flared around the world, gas flaring is a major source of greenhouse gas emissions that contaminates the environment with more than 400 Mt CO2/year. Therefore, utilizing the ... -
Flare Gas-to-Power using Supercritical CO2 Power Cycle: Energy and Exergy Analyses
( Qatar University Press , 2021 , Poster)Generating electricity from power cycle using supercritical carbon dioxide (sCO2) as a working fluid is a step towards efficiency improvement in power production field. The huge amount of studies on this topic shows promising ... -
Flare minimization for an olefin plant shutdown via plant-wide dynamic simulation
( Elsevier Ltd , 2020 , Article)During shutdown operations of chemical plants, significant amounts of raw materials, intermediates, and products may be flared leading to economic losses and emissions such as carbon dioxide, nitrogen oxides, and volatile ... -
Flash Point For Binary Mixtures
( Qatar University , 1994 , Article)Three flammable binary systems were studied for flash point as a function of liquid mixture composition: 1) decane/dodecane, 2) 0-xylene/cyclohexanol, and 3) 2-propanol/water. The vapor composition was estimated at each ... -
Flavin Oxidase-Induced ROS Generation Modulates PKC Biphasic Effect of Resveratrol on Endothelial Cell Survival.
( MDPI , 2019 , Article)Dietary intake of natural antioxidants is thought to impart protection against oxidative-associated cardiovascular diseases. Despite many in vivo studies and clinical trials, this issue has not been conclusively resolved. ... -
Flavonoids from Centaurea sinaica
(1992 , Article)Four Newly isolated flavonoids from Centaurea sinaica -
Flavonoids From Cressa Cretica
( Qatar University , 2005 , Article)The aerial parts of Cressa cretica L. yielded five flavonoids that were identified as quercetin (1), quercetin-3-B-O-D-glucoside (2), kaempferol-3-O-B-D-glucoside (3), kaempferol-3-O-a-L-rhamno-(1—+6)- B-D-glucoside (a) ... -
Flavonoids in adipose tissue inflammation and atherosclerosis: One arrow, two targets
( Portland Press Ltd , 2020 , Article Review)Flavonoids are polyphenolic compounds naturally occurring in fruits and vegetables, in addition to beverages such as tea and coffee. Flavonoids are emerging as potent therapeutic agents for cardiovascular as well as metabolic ... -
Flavonoids in hypertension: a brief review of the underlying mechanisms.
( Elsevier , 2019 , Article)Flavonoids are a diverse group of bioactive polyphenolic compounds abundant in dietary plants and herbs. Regular consumption of flavonoids exerts cardio-vasculoprotective effects and may reduce the onset or progression of ... -
Flavonol-carbon nanostructure hybrid systems: A DFT study on the interaction mechanism and UV/Vis features
( Royal Society of Chemistry , 2016 , Article)Flavonols are a class of natural compounds with potential biological and pharmacological applications. They are also natural pigments responsible for the diversity of colors in plants. Flavonols offer the possibility of ... -
Flexible advance reservation models for virtual network scheduling
( IEEE Computer Society , 2015 , Conference Paper)Advance reservation services allows users to pre-reserve network resources at future instants in time. These offerings are already being used by a wide range of applications in scientific/grid computing, datacenter backup, ... -
Flexible hardware-managed isolated execution: Architecture, software support and applications
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Article)We consider the problem of how to provide an execution environment where the application's secrets are safe even in the presence of malicious system software layers. We propose Iso-X- A flexible, fine-grained hardware-supported ... -
Flexible impedance and capacitive tensile load Sensor based on CNT composite
( Institute of Physics Publishing , 2016 , Article)In this paper, the fabrication and investigation of flexible impedance and capacitive tensile load sensors based on carbon nanotube (CNT) composite are reported. On thin rubber substrates, CNTs are deposited from suspension ... -
Flexible NO2 sensors from renewable cellulose nanocrystals/iron oxide composites
( Elsevier , 2016 , Article)A bio-friendly nanostructured cellulose nanocrystal (CNC) sheet with iron oxide grown on it acting as a nitrogen dioxide (NO2) gas sensor was fabricated by hydrothermal method. The structural investigation was done to ... -
Flexible oil sensors based on multiwalled carbon nanotube-filled isoprene elastomer composites
( Rubber Division of the American Chemical Society , 2016 , Article)Oil Spills Due To Either Accidents Or Deliberate Oily Discharges Cause Severe Pollution And Can Be Thwarted If Proper Detection Facilities Are Applied. This Article Reports New Flexible Oil Sensor Capabilities Of Three ... -
Flexible organic photo-thermogalvanic cell for low power applications
( Springer New York LLC , 2016 , Article)In this paper, we report an organic semiconductor based flexible thermogalvanic cell for conversion of heat and light energy into electric power. This thermogalvanic cell has been fabricated using a eco-friendly, affordable ... -
Flexible piezoelectric nanogenerator based on [P(VDF-HFP)]/ PANI-ZnS electrospun nanofibers for electrical energy harvesting
( Springer , 2021 , Article)Abstract: Over the past decade, piezoelectric nanogenerator have attracted much attention to harvest mechanical energy from abundant resources in nature. Here, the ZnS microspheres is prepared by hydrothermal method and ... -
Flexible pressure sensor based on PVDF nanocomposites containing reduced graphene oxide-titania hybrid nanolayers
( MDPI AG , 2017 , Article)A novel flexible nanocomposite pressure sensor with a tensile strength of about 47 MPa is fabricated in this work. Nanolayers of titanium dioxide (titania nanolayers, TNL) synthesized by hydrothermal method are used to ... -
Flexible thermo-electrochemical cells using Iodolyte HI-30 for conversion of low-grade heat to electrical energy
( Royal Society of Chemistry , 2016 , Article)In this research work, we investigated the flexible thermo-electro chemical cells (TECs) for the conversion of low-grade heat into electrical energy in the temperature range of 20–70 °C. The TECs were fabricated using 30 ... -
Flexible tri-layer piezoelectric nanogenerator based on PVDF-HFP/Ni-doped ZnO nanocomposites
( Royal Society of Chemistry , 2017 , Article)In this work, we report Ni doped ZnO/poly(vinylidene fluoride-hexafluoropropylene) [PVDF-HFP] nanocomposites prepared by sandwiching and their structural, morphological, thermal, electrical and piezoelectric properties. ...
