Center for Advanced Materials Research: Recent submissions
Now showing items 1201-1220 of 1375
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Limits and possible solutions in quantum dot organic solar cells
( Elsevier Ltd , 2018 , Article Review)In this review article, we present recent advancements in the field of organic photovoltaics (OPV) that have been achieved through the applications of quantum dots (QDs). We describe the leading experimental accomplishments ... -
Modulation of wettability, gradient and adhesion on self-assembled monolayer by counterion exchange and pH
( Academic Press Inc. , 2018 , Article)In this study, two quaternary ammonium salts derived from L-lipoic acid were applied for self-assembled monolayers formation on rough structured gold surface. The derivatives differ in functionality since one possesses ... -
Surface modification of polyethylene/graphene composite using corona discharge
( Institute of Physics Publishing , 2018 , Article)Polyethylene/graphene composites are suitable for electromagnetic interference shielding applications and are often fabricated as sandwich structures. However, the hydrophobic character of these composites can lead to ... -
Effect of corona treatment on adhesion enhancement of LLDPE
( Elsevier B.V. , 2018 , Article)Polymers/metal laminates are often used to improve physical and mechanical properties, especially those required in building applications. A flat aluminum composite panel (ACP) consisted mainly of two thin metal sheets ... -
Interfaces study of all-polysaccharide composite films
( Springer International Publishing , 2018 , Article)Films made of xylan (X) and quaternized chitosan (QC) were prepared and the interactions of the polysaccharides on interfaces were discussed. According to elemental analysis, the X film contained also cellulose (31%) which ... -
Influence of CuO nanoparticles and graphene nanoplatelets on the sensing behaviour of poly(vinyl alcohol) nanocomposites for the detection of ethanol and propanol vapors
( Springer New York LLC , 2018 , Article)Poly(vinyl alcohol)/copper oxide/graphene nanoplatelets (PVA/CuO/Gr-NPls) nanocomposite based chemiresistive alcohol sensors were fabricated using colloidal blending method. The PVA/CuO/Gr-NPls nanocomposite films were ... -
Ordered porous metal oxide semiconductors for gas sensing
( Elsevier B.V. , 2018 , Article)Among various gas sensing materials, metal oxide semiconductors have shown great potential as resistive type sensors. The ordered porous structural metal oxide semiconductors with well-defined meso- or macro-pores chemically ... -
Advancements in concrete mix designs: High-performance and ultrahigh-performance concretes from 1970 to 2016
( American Society of Civil Engineers (ASCE) , 2018 , Article)This paper reviews the methods adopted to produce high-performance concrete (HPC) and ultrahigh-performance concrete (UHPC). The chronological development of these concretes in terms of their constituents, mixture proportions, ... -
Enhanced Z-scheme visible light photocatalytic hydrogen production over ?-Bi 2 O 3 /CZS heterostructure
( Elsevier Ltd , 2018 , Article)Depletion of fossil fuels and associated environmental issues has drawn attention of researchers to renewable energy resources and photocatalytic hydrogen production is considered to be safe and applicable method to meet ... -
Nanoflower-like Yttrium-doped ZnO Photocatalyst for the Degradation of Methylene Blue Dye
( Blackwell Publishing Inc. , 2018 , Article)Pure ZnO and Yttrium-doped (Y-doped) ZnO at various mol% with flower-like nanostructures are synthesized by a microwave-assisted sol�gel method, followed by investigating the morphologies, crystal structures, optical ... -
Peach resin coated silica particles for imidacloprid removal as a greener approach to water remediation
( Desalination Publications , 2018 , Article)Pesticides are one of the major toxic pollutants that can be lethal even at trace levels. They generally enter into the water reservoirs through agricultural run-off and hence pose serious threat to flora and fauna of ... -
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 ... -
A pH-sensitive guar gum-: Grafted -lysine-?-cyclodextrin drug carrier for the controlled release of 5-flourouracil into cancer cells
( Royal Society of Chemistry , 2018 , Article)The physiological environment is a crucial factor in biomedical systems, which can be regulated with relative ease both in vitro and in vivo. Control of pH has emerged as a powerful strategy in cancer therapy because pH ... -
Superhydrophobic Polyester/Cotton Fabrics Modified by Barrier Discharge Plasma and Organosilanes
( Taylor and Francis Inc. , 2018 , Article)In this paper, diffuse coplanar surface barrier discharge plasma at atmospheric pressure has been used for surface modification of polyester/cotton (PESc) fabric, which was subsequently modified by sol–gel process using ... -
Synthesis and characterisation of Ni–B/Ni–P–CeO2 duplex composite coatings
( Springer Netherlands , 2018 , Article)Abstract: Binary (Ni–B, Ni–P) and duplex coatings (Ni–B/Ni–P, Ni–B/Ni–P–CeO2) with an inner Ni–B layer were electrodeposited on mild steel substrates. A comparison of the structural, surface, mechanical, and electrochemical ... -
Blue luminescent cyanopyridone based molecular architectures: A structure-property study
( Elsevier B.V. , 2018 , Article)A new class of molecular architecture made of five conjugated rings carrying terminal methyl or variable alkoxy (chain lengths of 4, 6, 8, or 16) substituted at para positions has been synthesized. Among the five rings, ... -
Assessing prevalence of and barriers to medication adherence in patients with uncontrolled diabetes attending primary healthcare clinics in Qatar
( Elsevier Ltd , 2018 , Article)Background: Studies conducted in Qatar have reported a high prevalence of diabetic nephropathy, retinopathy, and neuropathy. These complications are often associated with poor medication adherence and uncontrolled diabetes. ... -
A comparative study of structural and mechanical properties of Al-Cu composites prepared by vacuum and microwave sintering techniques
( Elsevier Editora Ltda , 2018 , Article)In this paper, the aluminum metal matrix composite reinforced with copper particulates (3, 6 and 9 vol.%) were fabricated by high energy ball milling, followed by vacuum sintering (VS) and microwave sintering techniques ... -
Calcium deficiency in hydroxyapatite and its drug delivery applications
( Institution of Engineering and Technology , 2018 , Article)In this work, calcium deficient hydroxyapatites (HAPs) [Ca 10 ? x (PO 4 ) 6 (OH) 2 ] [where x = 0 ? 0.3] were synthesised by precipitation method and calcined samples were characterised by Fourier transformation infrared ... -
Organic Thin-Film Capacitive and Resistive Humidity Sensors: A Focus Review
( Wiley-VCH Verlag , 2018 , Article Review)In this paper, organic-based capacitive and resistive humidity sensors, starting from the fundamental working principles, designs, and characterization, are reviewed. The prevalent adoptions of recent technology in the ...
