Browsing College of Arts & Sciences by Publisher "Elsevier Ltd"
Now showing items 41-60 of 132
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Fabrication of fouling resistant Ti3C2Tx (MXene)/cellulose acetate nanocomposite membrane for forward osmosis application
( Elsevier Ltd , 2020 , Article)In this study, Ti3C2Tx (MXene) was used to enhance the fouling resistance of FO flat-thin film membranes. Mixed-matrix Ti3C2Tx (MXene)/ cellulose acetate (CA) membranes with different (wt%) loading of MXene were fabricated ... -
Fabrication of high-performance symmetric supercapacitor of graphene electrodes by tuning their electrochemical properties
( Elsevier Ltd , 2022 , Article)The electrochemical efficiency of a supercapacitor highly depends on the electrochemical properties of electrodes used in its fabrication. Herein, we synthesize highly efficient reduced graphene oxide (rGO) electrodes by ... -
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 ... -
Functionalization of reverse osmosis membrane with graphene oxide to reduce both membrane scaling and biofouling
( Elsevier Ltd , 2020 , Article)In this paper, commercially available graphene oxide (GO) was used as nanomaterials to modify polyamide reverse osmosis (RO) membrane surface. After functionalization, the membrane surface properties were improved as the ... -
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 ... -
Fungal and aflatoxin contamination of marketed spices
( Elsevier Ltd , 2014 , Article)Fourteen spice samples were collected from local markets in Doha, Qatar, during 2012, and were surveyed for the presence of potentially harmful mycoflora and for contamination with aflatoxins B1, B2, G1, and G2 by ... -
Geology and petrology of the Hormuz dolomite, Infra-Cambrian: Implications for the formation of the salt-cored Halul and Shraouh islands, Offshore, State of Qatar
( Elsevier Ltd , 2008 , Article)Geological investigations of the Halul and the Shraouh islands, offshore Qatar, indicate that most of their calcareous rocks, which display abundant stromatolitic bedding, belong to the Infra-Cambrian Hormuz Series. ... -
GIS-based spatiotemporal analysis for road traffic crashes; in support of sustainable transportation Planning
( Elsevier Ltd , 2023 , Article)Road traffic crashes pose a significant challenge worldwide, necessitating increased efforts to reduce them and promote sustainable transport systems. This study aimed to investigate spatiotemporal road traffic crashes and ... -
Graphene-based nanopore approaches for DNA sequencing: A literature review
( Elsevier Ltd , 2018 , Article Review)DNA (deoxyribonucleic acid) is the blueprint of life as it encodes all genetic information. In genetic disorder such as gene fusion, copy number variation (CNV) and single nucleotide polymorphism, DNA sequencing is used ... -
The Gulf: A young sea in decline
( Elsevier Ltd , 2009 , Article)This review examines the substantial changes that have taken place in marine habitats and resources of the Gulf over the past decade. The habitats are especially interesting because of the naturally high levels of temperature ... -
Health risk assessment of Patulin intake through apples and apple-based foods sold in Qatar
( Elsevier Ltd , 2019 , Article)This is the first report on assessing the non-carcinogenic health risk associated with Patulin exposure in Qatar. The concentrations of Patulin, as determined in previous studies, in apples, apple juice, and apple-based ... -
Heat stress impairs proprioception but not running mechanics
( Elsevier Ltd , 2019 , Article)Objectives To determine the effects of heat stress on ankle proprioception and running gait pattern. Design Counterbalanced repeated measures. Methods 12 trained runners performed a proprioception test (active ... -
High strength, ductility, and electrical conductivity of in-situ consolidated nanocrystalline Cu-1%Nb
( Elsevier Ltd , 2018 , Article)Nanocrystalline metals—with grain sizes less than 100 nm— have strengths exceeding those of coarse-grained and even alloyed metals [1], [2]. A bulk nanocrystalline Cu-1%Nb alloy was synthesized by an in-situ consolidation ... -
Hydromagnetic couple-stress nanofluid flow over a moving convective wall: OHAM analysis
( Elsevier Ltd , 2016 , Article)This communication presents the magnetohydrodynamics (MHD) flow of a couple-stress nanofluid over a convective moving wall. The flow dynamics are analyzed in the boundary layer region. Convective cooling phenomenon combined ... -
Impact of CNTs' treatment, length and weight fraction on ordinary concrete mechanical properties
This study investigates the effect of the treatment, length and weight fraction parameters of multi-wall carbon nanotubes (MWCNT) on the mechanical properties of concrete. Mixes with various CNTs’ amounts ranging between ... -
Impact of coatings on the electrochemical performance of LiNi0.5Mn1.5O4 cathode materials: A focused review
( Elsevier Ltd , 2022 , Article Review)The application of Lithium-ion batteries (LIBs) in portable electronics and electric vehicles (EVs) has increased in the past decade. Extended commercialization of LIBs for advanced applications requires the development ... -
The impact of COVID-19 pandemic on electricity consumption and electricity demand forecasting accuracy: Empirical evidence from the state of Qatar
( Elsevier Ltd , 2022 , Article)The goal of this study is to use machine-learning (ML) techniques and empirical big data to examine the influence of the COVID-19 pandemic on electricity usage and electricity demand forecasting accuracy in buildings in ... -
Impact of dietary Trichosporon mycotoxinivorans on ochratoxin A induced immunotoxicity; In vivo study
( Elsevier Ltd , 2019 , Article)Ochratoxin A (OA), the secondary metabolite of certain Aspergillus and Penicillium species, is one of the potent biological immune-suppressor. The present study was designed to explore the in-vivo efficacy of Trichosporon ... -
Improving management of future coastal development in Qatar through ecosystem-based management approaches
( Elsevier Ltd , 2017 , Article Review)The coastline of Qatar is a rich mosaic of productive and diverse ecosystems including mangrove forests, intertidal mudflats (sabkha), seagrass beds, and coral reefs. These ecologically interconnected ecosystems contain a ... -
Indicators for spatial–temporal comparisons of ecosystem service status between regions: A case study of the Taihu River Basin, China
( Elsevier Ltd , 2016 , Article)With the development of ecological science, the demand to integrate ecosystem services into ecological management is increasing. Stakeholders are interested in comparing stocks and ability to supply ecosystem services in ...