Browsing Center for Advanced Materials Research by Title
Now showing items 744-763 of 1373
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Lanthanum-zinc binary oxide nanocomposite with promising heterogeneous catalysis performance for the active conversion of 4-nitrophenol into 4-aminophenol
( Multidisciplinary Digital Publishing Institute (MDPI) , 2021 , Article)This work intended to enhance the unique and outstanding properties of lanthanum by synthesizing its nanocomposite. A lanthanum-based nanocomposite was prepared by a simple and cost-effective “co-precipitation” method. ... -
Laser Induced Periodic Surface Structures on Nano Metal Oxide filled Polyvinylidene Fluoride Nanocomposites
( Elsevier , 2018 , Article)The ability of polarized pulsed laser in surface modification of substrate surfaces without thermally destroying them is a well-established concept of scientific procedure. In this work, we report the laser induced surface ... -
Light-controllable viscoelastic properties of a photolabile carboxybetaine ester-based polymer with mucus and cellulose sulfate
( Springer Nature , 2018 , Article)In this study, the interaction of a photoswitchable carboxybetaine ester-based polymer with mucus and cellulose sulfate was elucidated, showing light-controllable viscoelastic properties. This polymer contains photolabile ... -
Light-Responsive Hybrids Based on Carbon Nanotubes with Covalently Attached PHEMA- g-PCL Brushes
( American Chemical Society , 2021 , Article)Carbon nanotube (CNT)-based materials allow for the direct conversion of light into heat and then into mechanical force in the so-called photo-mechanical effect. This effect has been observed almost solely in the form of ... -
Light-Switchable Polymer from Cationic to Zwitterionic Form: Synthesis, Characterization, and Interactions with DNA and Bacterial Cells
( WILEY-VCH Verlag , 2013 , Article)A novel cationic polymer poly(N,N-dimethyl-N-[3-(methacroylamino) propyl]-N-[2-[(2-nitrophenyl)methoxy]-2-oxo-ethyl]ammonium chloride) is synthesized by free-radical polymerization of N-[3-(dimethylamino)propyl] methacrylamide ... -
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 ... -
Linear dynamics modelling of droplet deformation in a pulsatile electric field
( Institution of Chemical Engineers , 2016 , Article)A linear dynamic model of water droplet deformation in the presence of an electric field has been developed. Analytical solutions of the differential equation of motion are provided with different waveforms as forcing ... -
Liquid exfoliated MoS2 sheet coupled with conductive polyaniline for gas sensor
( Qatar University Press , 2021 , Poster)Polyaniline (PANI)/MoS2 composites with porous microspheres were prepared by a hydrothermal and in situ polymerization method. The structural, optical, and morphological properties were characterized by X-ray powder ... -
Lithium capture in seawater reverse osmosis (SWRO) brine using membrane-based capacitive deionization (MCDI) system
( Qatar University Press , 2021 , Poster)Lithium-battery based industries including vehicles, electronics, fusion and thermonuclear, consume lithium rapidly, which raises the need for developing a lithium recovery system. Lithium global market consumption in 2016 ... -
Local supersaturation and the growth of protective scales during CO2 corrosion of steel: Effect of pH and solution flow
( Elsevier Ltd , 2017 , Article)By correlating in-situ synchrotron X-ray diffraction measurements with electrochemical measurements using a rotating disc electrode, we demonstrate the critical dependence on the local supersaturation of the kinetics of ... -
Long-Term Stability Analysis of 3D and 2D/3D Hybrid Perovskite Solar Cells Using Electrochemical Impedance Spectroscopy
( MDPI , 2020 , Article)Despite the remarkable progress in perovskite solar cells (PSCs), their instability and rapid degradation over time still restrict their commercialization. A 2D capping layer has been proved to overcome the stability issues; ... -
Long-Term Treatment of Highly Saline Brine in a Direct Contact Membrane Distillation (DCMD) Pilot Unit Using Polyethylene Membranes
( MDPI , 2022 , Article)Membrane distillation (MD) is an attractive separation process for wastewater treatment and desalination. There are continuing challenges in implementing MD technologies at a large industrial scale. This work attempts to ... -
Low cost anode electrocatalyst for Direct Methanol Fuel Cell applications
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference Paper)Direct methanol fuel cell has attracted worldwide attention as a promising alternative clean energy source due to growing environmental problems. A number of scientific groups are working to develop the fuel cells and make ... -
Low Platinum-Loaded Molybdenum Co-catalyst for the Hydrogen Evolution Reaction in Alkaline and Acidic Media
( American Chemical Society , 2022 , Article)Developing an efficient catalytic system for electrolysis with reduced platinum (Pt) loading while maintaining performance comparable to bulk platinum metal is important to decrease costs and improve scalability of the ... -
Low-toxic, earth-abundant nanostructured materials for thermoelectric applications
( MDPI AG , 2021 , Article)This article presents recent research directions in the study of Earth-abundant, cost-effective, and low-toxic advanced nanostructured materials for thermoelectric generator (TEG) applications. This study’s critical aspect ... -
Machine learning driven intelligent and self adaptive system for traffic management in smart cities
( Springer , 2022 , Article)Traffic congestion is becoming a serious problem with the large number of vehicle on the roads. In the traditional traffic control system, the timing of the green light is adjusted regardless of the average traffic rate ... -
Machine learning driven intelligent and self adaptive system for traffic management in smart cities
( Springer Nature , 2022 , Article)Traffic congestion is becoming a serious problem with the large number of vehicle on the roads. In the traditional traffic control system, the timing of the green light is adjusted regardless of the average traffic rate ... -
Magnetic nanoparticles draw solution for forward osmosis: Current status and future challenges in wastewater treatment
( Elsevier , 2022 , Article)Forward osmosis is considered as the least energy intensive membrane process since it operates based on the osmotic pressure gradient. However, it is still considered as immature technology mainly due to the elevated cost ... -
Magnetic solid phase extraction (MSPE) for chromatographic separation of carbamates.
( Wiley , 2018 , Article)Magnetic solid phase extraction particles (MSPE) were produced using magnetite nanoparticles with diameters between 9 and 13 nm as nucleating agent. The produced particles with magnetite cores were smaller, and more irregular ... -
MAPbI3 Microrods-Based Photo Resistor Switches: Fabrication and Electrical Characterization
( MDPI , 2021 , Article)The current work proposed the application of methylammonium lead iodide (MAPbI3 ) perovskite microrods toward photo resistor switches. A metal-semiconductor-metal (MSM) configu-ration with a structure of silver-MAPbI3 ...