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السجلات المعروضة 1307 -- 1320 من 1320
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Validation and application of a membrane filtration evaluation protocol for oil-water separation
( Elsevier Ltd , 2021 , Article)Membrane filtration processes like microfiltration (MF) and ultrafiltration (UF) are proven to be effective in industrial wastewater treatment, including oil-water separation, as they generate suitable quality permeate for ... -
Vapor sensing performances of PVDF nanocomposites containing titanium dioxide nanotubes decorated multi-walled carbon nanotubes
( Springer New York LLC , 2018 , Article)Inorganic nanocarbon hybrid materials are good alternatives for superior electrochemical performance and specific capacitance to their traditional counterparts. Nanocarbons act as a good template for the growth of metal ... -
Vapour-Phase Selective Hydrogenation of γ-Valerolactone to 2-Methyltetrahydrofuran Biofuel over Silica-Supported Copper Catalysts
( MDPI , 2022 , Article)2-Methyltetrahydrofuran (MTHF) is a desirable biomass-based platform chemical with excellent potential as an ideal biofuel, green solvent, and raw material for synthesizing downstream chemicals. In this work, a series of ... -
Various techniques to enhance distillate output of tubular solar still: A review
( Elsevier B.V. , 2019 , Article Review)The necessity of freshwater is rising due to the expanding residents as well as fast urbanization. Besides, concerning the drinking purpose, clean water represents a very crucial role in several applications like batteries, ... -
Ventilator-associated pneumonia diagnosis: electrochemical sensors for rapid and sensitive detection of pyocyanin
( Springer Nature , 2024 , Article)Ventilator-associated pneumonia (VAP) is a severe condition in critically ill patients that requires timely diagnosis to improve patient outcomes. In this study, we developed an electrochemical sensor for pyocyanin detection ... -
Vertically oriented nanoporous block copolymer membranes for oil/water separation and filtration
( Royal Society of Chemistry , 2020 , Article)The separation of oil from water and filtration of aqueous solutions and dispersions are critical issues in the processing of waste and contaminated water treatment. Membrane-based technology has been proven as an effective ... -
Vibration sensing systems based on poly(Vinylidene fluoride) and microwave-assisted synthesized zno star-like particles with controllable structural and physical properties
( MDPI AG , 2020 , Article)This study deals with the effect of zinc oxide (ZnO) star-like filler addition to the poly(vinylidene fluoride) (PVDF) matrix, and its effect on the structural and physical properties and consequences to the vibration ... -
Viscoelastic and photo-actuation studies of composites based on polystyrene-grafted carbon nanotubes and styrene-b-isoprene-b-styrene block copolymer
( Elsevier Ltd , 2014 , Article)Photoactuating composites based on the linear triblock copolymer polystyrene-b-polyisoprene-b-polystyrene (SIS) were prepared by incorporation of polystyrene-modified multiwalled carbon nanotubes (MWCNT-PS). Modification ... -
Viscosity of Al2O3-water nanofluids
( Elsevier Ltd , 2020 , Conference Paper)In many aspects the past decade has proved the rapid development of water based and oil based nanofluids science. Number of research is conducted to estimate the behavior of these fluids in the different thermal equipments. ... -
Wear, optimization and surface analysis of Al-Al2O3-TiO2 hybrid metal matrix composites
( SAGE Publications Ltd , 2021 , Article)The aim of the present work is to investigate vickers hardness, wear behavior as well as to perform optimization of wear data for pure Al and Al-Al2O3-TiO2 hybrid metal matrix composites. The hybrid composite (Al-Al2O3-TiO2) ... -
White graphene reinforced polypyrrole and poly(vinyl alcohol) blend nanocomposites as chemiresistive sensors for room temperature detection of liquid petroleum gases
( Springer-Verlag Wien , 2017 , Article)The authors describe the preparation of PVA/WPPy/hBNNP nanocomposite films by solution casting method from poly(vinyl alcohol) (PVA), water soluble polypyrrole (WPPy), and using hexagonal boron nitride nanoparticles (hBNNP) ... -
White graphene-cobalt oxide hybrid filler reinforced polystyrene nanofibers for selective oil absorption
( MDPI AG , 2020 , Article)In this work, stable hydrophobic nanocomposites are made from electrospun fibers of polystyrene (PS) containing a hybrid filler combination of (i) hexagonal boron nitride (hBN) and (ii) cobalt oxide (Co3O4) nanomaterials. ... -
ZnO-Doped gC3N4 Nanocapsules for Enhancing the Performance of Electroless NiP Coating─Mechanical, Corrosion Protection, and Antibacterial Properties
( American Chemical Society , 2023 , Article)A carbon nitride (C3N4) nanomaterial has superior mechanical, thermal, and tribological properties, which make them attractive for various applications, including corrosion-resistant coatings. In this research, newly ... -
علوم وهندسة المواد المتقدمة وأزمة فيروس كورونا
( Center for Advanced Materials- Qatar University , 2020 , Conference Program)المحاور الجلسة الافتتاحية: علم المواد ومجالاته وأهميته ودور المركز في بناء مجتمع مستدام عبر تحديات هذه الجائحة د. ناصر النعيمي مدير مركز المواد المتقدمة- جامعة قطر علوم المواد في مواجهة تفشي فايروس كورونا في الوقاية ...
