Browsing College of Engineering by Publisher "Royal Society of Chemistry"
Now showing items 21-40 of 52
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Heterogeneous growth mechanism of ZnO nanostructures and the effects of their morphology on optical and photocatalytic properties
( Royal Society of Chemistry , 2017 , Article)Zinc oxide (ZnO) nanoflowers have huge potential for various applications. However, the growth mechanism of ZnO nanoflowers is still under debate despite various growth mechanisms having been proposed. The aim of this study ... -
High capacity carbon dioxide adsorption by inexpensive covalent organic polymers
( Royal Society of Chemistry , 2012 , Article)Efficient CO2 scrubbing without a significant energy penalty remains an outstanding challenge for the fossil fuel-burning industry where aqueous amine solutions are still widely used. Porous materials have long been evaluated ... -
High performance CO2 filtration and sequestration by using bromomethyl benzene linked microporous networks
( Royal Society of Chemistry , 2016 , Article)Porous solid sorbents have been investigated for the last few decades to replace the costly amine solution and explore the most efficient and economical material for CO2 capture and storage. Covalent organic polymers (COPs) ... -
Highly selective CO2 removal for one-step liquefied natural gas processing by physisorbents
( Royal Society of Chemistry , 2019 , Article)Industrial specifications require CO2 concentrations in natural gas below 50 ppm during liquefaction because of corrosion and CO2 freezing. Herein, we report a physisorbent (TIFSIX-3-Ni) that exhibits new benchmark CO2/CH4 ... -
Humidity sensor based on electrospun MEH-PPV:PVP microstructured composite
( Royal Society of Chemistry , 2016 , Article)The present study demonstrates a solution-processed humidity sensor based on poly[2-methoxy-5-(2-ethylhexyloxy)-1,4-phenylenevinylene]:polyvinylpyrrolidone (MEH-PPV:PVP) organic microstructured composite thin film. The ... -
Humidity sensor based on poly(lactic acid)/PANI-ZnO composite electrospun fibers
( Royal Society of Chemistry , 2021 , Article)The electrospinning technique has been successfully used to prepared micro-fibers of the poly(lactic acid)/polyaniline–zinc oxide (PLA/PANI–ZnO) composite. The polyaniline–zinc oxide (PANI–ZnO) nanocomposites are synthesized ... -
Impact of dissolved carbon dioxide concentration on the process parameters during its conversion to acetate through microbial electrosynthesis
( Royal Society of Chemistry , 2018 , Article)© 2018 The Royal Society of Chemistry. The reduction of carbon dioxide (CO2) released from industry can help to reduce the emissions of greenhouse gases (GHGs) to the atmosphere while at the same time producing value-added ... -
Impact of surface coating on electrochemical and thermal behaviors of a Li-rich Li1.2Ni0.16Mn0.56Co0.08O2 cathode
( Royal Society of Chemistry , 2020 , Article)Lithium-rich layered oxide materials are considered as potential cathode materials for future high-performance lithium-ion batteries (LIBs) owing to their high operating voltage and relatively high specific capacity. ... -
Improved properties of Al-Si3N4 nanocomposites fabricated through a microwave sintering and hot extrusion process
( Royal Society of Chemistry , 2017 , Article)In this study, nano-sized Si3N4 (0, 0.5, 1.0 and 1.5 vol%)/Al composites were fabricated using a powder metallurgy method involving microwave sintering technique followed by hot extrusion. The influence of Si3N4 content ... -
Improvement in the photovoltaic properties of hybrid solar cells by incorporating a QD-composite in the hole transport layer
( Royal Society of Chemistry , 2016 , Article)A hybrid solar cell (HSC) based on a ZnSe and CdSe QDs-composite with improved conversion efficiency has been demonstrated. A novel approach of incorporating a QDs-composite (CdSe and ZnSe QDs simultaneously), in the ... -
Insights into choline chloride-phenylacetic acid deep eutectic solvent for CO2 absorption
( Royal Society of Chemistry , 2016 , Article)The properties of choline chloride plus phenylacetic acid deep eutectic solvents in neat liquid state and upon absorption of CO2 are analyzed using a theoretical approach combining quantum chemistry using Density Functional ... -
Integration of the inexpensive CuNWs based transparent counter electrode with dye sensitized photo sensors
( Royal Society of Chemistry , 2016 , Article)We demonstrate, a newly developed, inexpensive transparent conducting electrode (TCE) based on copper nanowires (CuNWs) combined with reduced graphene oxide (rGO) and poly(3,4-ethylenedioxythiophene) polystyrene sulfonate ... -
Investigation of the structural, optical and gas sensing properties of PANI coated Cu-ZnS microsphere composite
( Royal Society of Chemistry , 2020 , Article)Polyaniline (PANI)/Cu-ZnS composites with porous microspheres are prepared by a hydrothermal and in situ polymerization method. The structural, optical, and morphological properties are characterized by X-ray powder ... -
Large CO2 uptake on a monolayer of CaO
( Royal Society of Chemistry , 2017 , Article)Density functional theory calculations are used to study gas adsorption properties of a recently synthesized CaO monolayer, which is found to be thermodynamically stable in its buckled form. Due to its topology and strong ... -
Limitations and high pressure behavior of MOF-5 for CO2 capture
( Royal Society of Chemistry , 2013 , Article)Porous network structures (e.g. metal–organic frameworks, MOFs) show considerable potential in dethroning monoethanol amine (MEA) from being the dominant scrubber for CO2 at the fossil-fuel-burning power generators. In ... -
Nano-gate opening pressures for the adsorption of isobutane, n-butane, propane, and propylene gases on bimetallic Co-Zn based zeolitic imidazolate frameworks
( Royal Society of Chemistry , 2019 , Article)In this article, zeolitic-imidazolate framework-8 (ZIF-8) and its mixed metal CoZn-ZIF-8 were synthesized via a rapid microwave method. The products were characterized by Raman spectroscopy, XPS, XRD, EDX, TEM, NanoSEM, ... -
Nanoengineered biomimetic hydrogels for guiding human stem cell osteogenesis in three dimensional microenvironments
( Royal Society of Chemistry , 2016 , Article)The ability to modulate stem cell differentiation in a three dimensional (3D) microenvironment for bone tissue engineering in the absence of exogenous pharmaceutical agents such as bone morphogenic protein (BMP-2) remains ... -
NiFe2O4/poly(ethylene glycol)/lipid-polymer hybrid nanoparticles for anti-cancer drug delivery
( Royal Society of Chemistry , 2020 , Article)The present study reports the fabrication of hybrid nanoparticles consisting of nickel ferrite (NFO) for anti cancer drug delivery. The hybrid system was formulated from poly(vinyl alcohol)/stearic acid with PEG containing ... -
Observation of the wrapping mechanism in amine carbon dioxide molecular interactions on heterogeneous sorbents
( Royal Society of Chemistry , 2016 , Article)Liquid, solvated amine based carbon capture is the core of all commercial or planned CO2 capture operations. Despite the intense research, few have looked systematically into the nature of amine molecules and their CO2 ... -
One-dimensional facile growth of MAPbI3 perovskite micro-rods
( Royal Society of Chemistry , 2019 , Article)One-dimensional microrods (4–5 mm) of PbI2 and CH3NH3PbI3 (MAPbI3) with unique structural and morphological properties have been grown at room temperature. X-ray diffraction (XRD) patterns of both types of micro-rods exhibit ...