Center for Advanced Materials Research: Recent submissions
Now showing items 961-980 of 1375
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White graphene reinforced polypyrrole and poly(vinyl alcohol) blend nanocomposites as chemiresistive sensors for room temperature detection of liquid petroleum gases
( Springer-Verlag Wien , 2017 , Article)The authors describe the preparation of PVA/WPPy/hBNNP nanocomposite films by solution casting method from poly(vinyl alcohol) (PVA), water soluble polypyrrole (WPPy), and using hexagonal boron nitride nanoparticles (hBNNP) ... -
Tungsten-molybdenum oxide nanowires/reduced graphene oxide nanocomposite with enhanced and durable performance for electrocatalytic hydrogen evolution reaction
( Elsevier Ltd , 2017 , Article)Hydrogen has attracted huge interest globally as a durable, environmentally safe and renewable fuel. Electrocatalytic hydrogen evolution reaction (HER) is one of the most promising methods for large scale hydrogen production, ... -
Effect of glass on magnetic properties of microwave-processed MgCuZn nano ferrites
( Springer International Publishing , 2017 , Article)Lately ferrites find applications as multilayer chip inductor (MLCI) cores. During the MLCI fabrication, the core has to be sintered with an internal electrode like silver. The sintering temperature of ferrites can be ... -
Polyvinyl alcohol (PVA)/polystyrene sulfonic acid (PSSA)/carbon black nanocomposite for flexible energy storage device applications
( Springer New York LLC , 2017 , Article)Herein, we report the preparation and characterizations of polyvinyl alcohol (PVA) and polystyrene sulfonic acid (PSSA) blend nanocomposites reinforced with carbon black nanoparticles (CBNPs). The structural changes, ... -
Eeonomer 200F: A High-Performance Nanofiller for Polymer Reinforcement-Investigation of the Structure, Morphology and Dielectric Properties of Polyvinyl Alcohol/Eeonomer-200F Nanocomposites for Embedded Capacitor Applications
( Springer New York LLC , 2017 , Article)In the present study, Eeonomer 200F® was used as a high-performance nanofiller to prepare polyvinyl alcohol (PVA)-based nanocomposite films using a simple and eco-friendly solution casting technique. The prepared PVA/Eeonomer ... -
Broadening microwave absorption via a multi-domain structure
( American Institute of Physics Inc. , 2017 , Article)Materials with a high saturation magnetization have gained increasing attention in the field of microwave absorption; therefore, the magnetization value depends on the magnetic configuration inside them. However, the ... -
Initiation and inhibition of pitting corrosion on reinforcing steel under natural corrosion conditions
( Elsevier Ltd , 2017 , Article)Initiation and inhibition of pitting corrosion on reinforcing steel in saturated, naturally aerated Ca(OH)2 solutions, under natural corrosion conditions, are followed through measurements of corrosion current, electrochemical ... -
Integrated capacitive and resistive humidity transduction via surface type nickel phthalocyanine based sensor
( Electrochemical Science Group , 2017 , Article)This paper reports the study of an organic semiconductor nickel phthalocyanine (NiPc) based thin film surface-type integrated capacitive and resistive type humidity sensor. The capacitance and resistance of the fabricated ... -
Proton conducting blend membranes: physical, morphological and electronic properties
( Springer Verlag , 2017 , Article)Blend membranes of sulfonated poly(ether ether ketone) (SPEEK) and sulfonated polyetherimide (SPEI) have been prepared and investigated as a potential polymer electrolyte membrane (PEM) for direct methanol fuel cell (DMFC). ... -
Enhanced performance of nano-sized SiC reinforced Al metal matrix nanocomposites synthesized through microwave sintering and hot extrusion techniques
( Elsevier B.V. , 2017 , Article)In the present study, nano-sized SiC (0, 0.3, 0.5, 1.0 and 1.5 vol%) reinforced aluminum (Al) metal matrix composites were fabricated by microwave sintering and hot extrusion techniques. The structural (XRD, SEM), mechanical ... -
Natural aging of shape stabilized phase change materials based on paraffin wax
( Elsevier Ltd , 2017 , Article)Natural aging of shape-stabilized phase change materials containing linear low density polyethylene (LLDPE), paraffin wax and expanded graphite (EG) in Qatari climate has been studied. It was found that expanded graphite ... -
Enhanced and durable electrocatalytic performance of thin layer PtRu bimetallic alloys on Pd-nanocubes for methanol oxidation reactions
( Royal Society of Chemistry , 2017 , Article)As a renewable and promising energy devices, direct methanol fuel cells (DMFCs) have attracted a wide range of interest in recent years. The design of electrocatalysts highly influences the performance of DMFCs systems. ... -
Synergistic effect of interfacial phenomenon on enhancing catalytic performance of Pd loaded MnO: X-CeO2-C hetero-nanostructure for hydrogenation and electrochemical reactions
( Royal Society of Chemistry , 2017 , Article)Hetero-nanostructures have proven to be impressive materials due to their multi-functionalities in various catalytic applications. Here, the basic focus has been devoted to interface chemistry among different domains in ... -
Novel electrodeposited Ni-B/Y 2 O 3 composite coatings with improved properties
( MDPI AG , 2017 , Article)Ni-B/Y 2 O 3 composite coatings were developed through an electrodeposition process to study the effect of addition of Y 2 O 3 particles on structure, surface, thermal, mechanical, and anticorrosion properties of Ni-B ... -
The preparation, properties and applications of electrospun co-polyamide 6,12 membranes modified by cellulose nanocrystals
( Elsevier Ltd , 2017 , Article)In this paper, we present the preparation and properties of a unique material system manufactured by electrospinning of co-polyamide 6,12 (coPA) from an n-propanol solution. A significant advantage of this system is that ... -
Investigation of fracture behavior of annealed electroless Ni-P coating on pipeline steel using acoustic emission methodology
( Elsevier B.V. , 2017 , Article)Electroless Ni-P coatings have been a popular option for a variety of applications because of their autocatalytic nature and excellent resistance to wear and corrosion. These properties of Ni-P coating suggest an additional ... -
High electrocatalytic performance of nitrogen-doped carbon nanofiber-supported nickel oxide nanocomposite for methanol oxidation in alkaline medium
( Elsevier B.V. , 2017 , Article)Nitrogen-Doped Carbon Nanofiber (N-CNF)–supported NiO composite was prepared by electrospinning a sol-gel mixture of graphene and polyaniline (PANi) with aqueous solutions of Polyvinylpyrrolidone (PVP) followed by a ... -
Electrochemical performance of Ti3C2Tx MXene in aqueous media: towards ultrasensitive H2O2 sensing
( Elsevier Ltd , 2017 , Article)An extensive characterization of pristine and oxidized Ti3C2Tx (T: O, OH, F) MXene showed that exposure of MXene to an anodic potential in the aqueous solution oxidizes the nanomaterial forming TiO2 layer or TiO2 domains ... -
Progress in biocatalysis with immobilized viable whole cells: systems development, reaction engineering and applications
( Springer Netherlands , 2017 , Article Review)Viable microbial cells are important biocatalysts in the production of fine chemicals and biofuels, in environmental applications and also in emerging applications such as biosensors or medicine. Their increasing significance ... -
Study of device instability of bottom-gate ZnO transistors with sol-gel derived channel layers
( American Institute of Physics Inc. , 2017 , Article)In this paper, the authors report the device instability of solution based ZnO thin film transistors by studying the time-evolution of electrical characteristics during electrical stressing and subsequent relaxation. A ...
