College of Arts & Sciences: المرسلات الحديثة
السجلات المعروضة 1441 -- 1460 من 3507
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Thermodynamics, isotherms, and mechanisms studies of lithium recovery from seawater desalination reverse osmosis brine using roasted and ferrocyanide modified date pits
( Elsevier B.V. , 2022 , Article)In this study, the adsorption isotherms and thermodynamic studies of lithium ions from seawater reverse osmosis (SWRO) desalination brine were investigated. Three adsorbents were utilized namely, roasted date pits (RDP), ... -
Copolyamide-clay nanotube polymer composite nanofiber membranes: Preparation, characterization and its asymmetric wettability driven oil/water emulsion separation towards sewage remediation
( MDPI , 2021 , Article)To address the problem of ever-increasing oily wastewater management, due to its directional liquid transport property, membranes with asymmetric wettability can be effectively used for emulsion separation. This study ... -
Functionalized cellulose nanocrystals as a novel adsorption material for removal of boron from water
( Elsevier Ltd , 2021 , Article)This study aims to prepare a novel adsorbent containing cellulose nanocrystals (CNC) isolated from date pits (DP) and ionic liquid (IL). The prepared composite of CNC and IL was then loaded onto the DP to prepare IL-CNC@DP ... -
Improving properties of thin film nanocomposite membrane through polyethyleneimine intermediate layer: A parametric study
( Elsevier B.V. , 2021 , Article)In this work, the polyethyleneimine (PEI)-interlayered thin film nanocomposite (iTFN) membranes were developed by establishing graphene oxide (GO)-incorporated polyamide (PA) layer atop PEI-coated polysulfone (PSf) substrate ... -
Recent advances in the treatment of PAHs in the environment: Application of nanomaterial-based technologies
( Elsevier B.V. , 2022 , Article)Polycyclic aromatic hydrocarbons (PAHs) are one of the most frequent petroleum hydrocarbons detected in the environment. PAHs are receiving global attention due to their toxicity, environmental persistence, and potential ... -
Effective removal of phenol from wastewater using a hybrid process of graphene oxide adsorption and UV-irradiation
( Elsevier B.V. , 2022 , Article)The focus of this work is the removal of phenol from water by graphene oxide (GO) nanoparticles, prepared by two different methods, through a hybrid adsorption?UV-irradiation process. The GO1 and GO2 were prepared using ... -
Material flow analysis of plastic waste in the gulf co-operation countries (GCC) and the Arabian gulf: Focusing on Qatar
( Elsevier B.V. , 2022 , Article)Global plastic waste production has increased dramatically in recent years, both globally and regionally, having a multitude of adverse effects on the environment and human health. However, little attention has been directed ... -
Electrical properties of graphene polymer nanocomposites
( Springer International Publishing , 2015 , Book chapter)Graphene, a monolayer of sp2 hybridized carbon atoms arranged in a two dimensional lattice has attracted electronic industrial interest due to its exceptional electrical properties. One of the most promising applications ... -
Graphene and graphitic derivative filled polymer composites as potential sensors
( Royal Society of Chemistry , 2015 , Article)Graphite and numerous graphitic-derived micro- and nano-particles have gained importance in current materials science research. These two-dimensional sheets of sp2-hybridized carbon atoms remarkably influence the properties ... -
Enhanced morphology and mechanical characteristics of clay/styrene butadiene rubber nanocomposites
( Elsevier Ltd , 2015 , Article)Achieving complete exfoliation of clay in their polymer nanocomposite is a matter of interest as it can significantly affect the material properties. Herein, an efficient way of enhancing the interlayer spaces of organically ... -
Free-volume correlation with mechanical and dielectric properties of natural rubber/multi walled carbon nanotubes composites
( Elsevier Ltd , 2015 , Article)Abstract The microstructure, mechanical strength, dielectric properties, Doppler broadening measurements and positron life time studies of the composites containing multi walled carbon nanotubes (MWCNTs) and natural rubber ... -
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 ... -
Piezo- and Thermoelectric Materials from Biopolymer Composites
( Elsevier Inc. , 2017 , Book chapter)Energy or power harvesting materials based on polymer nanocomposites have emerged as stable sources of electrical energy. Their wider applications ranging from aerospace to military and from automobiles to e-clothing signify ... -
Recent progress and multifunctional applications of 3D printed graphene nanocomposites
( Elsevier Ltd , 2021 , Article Review)This review provides a comprehensive analysis of available peer-reviewed literature in which graphene and/or its derivatives are incorporated into a polymer matrix in order to enhance the final properties and functionalities ... -
A comparative review of natural and synthetic biopolymer composite scaffolds
( MDPI AG , 2021 , Article Review)Tissue engineering (TE) and regenerative medicine integrate information and technology from various fields to restore/replace tissues and damaged organs for medical treatments. To achieve this, scaffolds act as delivery ... -
Stretchable quaternary phasic PVDF-HFP nanocomposite films containing graphene-titania-SrTiO3 for mechanical energy harvesting
( Springer Nature , 2018 , Article)Integrating efficient energy harvesting materials in to soft, flexible, and eco-friendly substrates could yield significant breakthroughs in wearable and flexible electronics. Substantial advances are emerged in fabricating ... -
CeO2 Nanostructures Enriched with Oxygen Vacancies for Photocatalytic CO2 Reduction
( American Chemical Society , 2020 , Article)Synthesizing nanomaterials at the expense of solar energy and the associated energy generation have utmost significance as far as environmental sustainability is concerned. Here, sunlight-assisted combustion synthesis of ... -
Direct Z-scheme Cs2O-Bi2O3-ZnO heterostructures for photocatalytic overall water splitting
( Royal Society of Chemistry , 2018 , Article)In this work, a direct Z-scheme Cs2O-Bi2O3-ZnO heterostructure without any electron mediator is fabricated by a simple solution combustion route. Cs2O is chosen as a sensitizer to expand the light absorption range, and in ... -
Review on exploration of graphene in the design and engineering of smart sensors, actuators and soft robotics
( Elsevier B.V. , 2020 , Article Review)This article presents a comprehensive review on the recent development of graphene and its derivatives in the design and engineering of smart sensors, actuators and soft robotics. Comparing with traditional materials used ... -
Self-powered nanosensors using nanogenerators
( Elsevier , 2020 , Book chapter)Wearable electronics and smart technologies attracted widespread attention toward the development of self-powered nanosensors. Various power generation methods such as piezoelectric, pyroelectric, and triboelectric mechanisms ...