Browsing by Subject "Nanostructures"
Now showing items 1-17 of 17
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CHAPTER 3: Template-based Fabrication of Porous Carbon Nitride Nanostructures for Electrochemical Energy Conversion
( Royal Society of Chemistry , 2021 , Book chapter)With the ever-increasing energy demand and severe energy crisis, the search for highly efficient energy storage and conversion devices becomes more and more crucial. Among the options available, fuel cells, water electrolysis, ... -
Date pits based nanomaterials for thermal insulation applications - Towards energy efficient buildings in Qatar
( Public Library of Science , 2021 , Article)Air-conditioning systems make the most significant part of energy consumption in the residential sector. There is no denying that it is essential to produce a comfortable indoor thermal environment for residents in a ... -
Design, synthesis and applications of core-shell, hollow core, and nanorattle multifunctional nanostructures
( Royal Society of Chemistry , 2016 , Article Review)With the evolution of nanoscience and nanotechnology, studies have been focused on manipulating nanoparticle properties through the control of their size, composition, and morphology. As nanomaterial research has progressed, ... -
Electrochemical impedance spectroscopy analysis of hole transporting material free mesoporous and planar perovskite solar cells
( MDPI , 2020 , Article Review)The future photovoltaic technologies based on perovskite materials are aimed to build low tech, truly economical, easily fabricated, broadly deployable, and trustworthy solar cells. Hole transport material (HTM) free ... -
Facile Electrochemical Synthesis of Highly Efficient Copper-Cobalt Oxide Nanostructures for Oxygen Evolution Reactions
( Electrochemical Society , 2020 , Article)Nanostructured copper-cobalt oxide (CuxCo3-xO4, CCO) electrodes are grown directly on conducting substrates via electrochemical deposition; then, various factors (e.g., oxygen vacancies, electrochemically active surface ... -
Flavonol-carbon nanostructure hybrid systems: A DFT study on the interaction mechanism and UV/Vis features
( Royal Society of Chemistry , 2016 , Article)Flavonols are a class of natural compounds with potential biological and pharmacological applications. They are also natural pigments responsible for the diversity of colors in plants. Flavonols offer the possibility of ... -
Highly ordered nanoporous carbon films with tunable pore diameters and their excellent sensing properties
( Wiley-VCH Verlag , 2015 , Article)Ordered porous carbon films with tunable pore diameters, immobilized with glucose oxidase (GOD) have been fabricated and employed for the construction of a biosensor for glucose molecules. The as-prepared porous films have ... -
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 ... -
Nickel oxide carbon nanofiber composite for electrochemical oxidation of methanol
( Electrochemical Society Inc. , 2014 , Conference Paper)Electrospun fibers of a mixture of polyvinylpyrrolidone (PVP), polyaniline (PANI) and graphene were stabilized for 2 h at 200 °C and then carbonized at 800 °C for 5 h. Composites were prepared by depositing Ni(OH)2 on the ... -
Optical absorption enhancement in polymer BHJ thin film using Ag nanostructures: A simulation study
( Bentham Science Publishers , 2020 , Article)Background: The photo-absorption and light trapping through the different layers of the organic solar cell structures are a growing concern now-a-days as it affects dramatically the overall efficiency of the cells. In fact, ... -
Photo-reduced route of polyaniline nanofiber synthesis with embedded silver nanoparticles
( Elsevier B.V. , 2019 , Article)This work presents a method on the preparation and performance of four silver (Ag) concentrations in polyaniline (PANI) and polyvinyl alcohol (PVA) nanocomposite blend (PNPAg). The synthesis of Ag nanoparticles is first ... -
Preparation and characterisation of Ce:YAG -polycarbonate composites for white LED
( Elsevier , 2016 , Article)Ce:YAG-polycarbonate composites were prepared with several amounts of Ce:YAG in the range 0.1–5 wt.% by using melt compounding. The structure and morphology of the composites were investigated by means of X-ray diffractometry ... -
Preparation and characterisation of Ce:YAG -polycarbonate composites for white LED.
( Elsevier , 2016 , Article)Ce:YAG-polycarbonate composites were prepared with several amounts of Ce:YAG in the range 0.1 e5 wt.% by using melt compounding. The structure and morphology of the composites were investigated by means of X-ray diffractometry ... -
Structural and magnetic studies of La2BMnO6 (B=Ni and Co) nanoparticles prepared by microwave sintering approach
( Elsevier Ltd , 2016 , Article)Double perovskite La2BMnO6 (B=Ni and Co) nanoparticles were successfully synthesized by microwave sintering approach (MWS). The crystal structure properties of LBMO nanoparticles were systematically investigated using X-ray ... -
Synthesis and performance of large-scale cost-effective environment-friendly nanostructured thermoelectric materials
( MDPI AG , 2021 , Article)Thermoelectricity is a promising technology that directly converts heat energy into electric-ity and finds its use in enormous applications. This technology can be used for waste heat recovery from automobile exhausts and ... -
Synthesis of Podlike Magnetic Mesoporous Silica Nanochains for Use as Enzyme Support and Nanostirrer in Biocatalysis
( American Chemical Society , 2020 , Article)Magnetic mesoporous materials have attracted great interest due to their combined property of magnetic nanomaterials and mesoporous materials as well as their potential applications in catalysis, bioenrichment, drug delivery, ... -
Theoretical study on amino acid-based ionic pairs and their interaction with carbon nanostructures
( American Chemical Society , 2014 , Article)Quantum chemistry methods were used to analyze the properties of ionic pairs formed by combination of the 1-ethyl-3-methylimidazolium cation with anions derived from alanine, glycine, serine, and phenylalanine amino acids, ...