Browsing Chemistry & Earth Sciences by Title
Now showing items 373-392 of 548
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Polarization Resistance Study on Copper Corrosion in Aqueous Potassium Hydrogen Phthalate Solution
( WILEY-VCH Verlag , 1987 , Article)The effect of temperature on corrosion of copper in 0.1 M aqueous solution of potassium hydrogen phthalate (KHPh) has been investigated using polarization resistance technique. it was found that that the corrosion rate in ... -
Poly(vinyl chloride) matrix membrane electrodes for manual and flow injection determination of metal azides
( The Royal Society of Chemistry , 1992 , Article)Novel poly(vinyl chloride) matrix membrane electrodes for the azide ion are developed, electrochemically evaluated and used for manual and flow injection determinations of soluble and insoluble metal azides. These electrodes ... -
Polymer-metal oxide composite nanofibers
( Elsevier , 2021 , Book chapter)Extensive studies have been conducted on different kinds of polymers, their composites, and multifunctionalities, depending on their structural features. Metal oxides and their polymer nanocomposites offer technological ... -
Polymer-metal oxide composite nanofibers
( Elsevier , 2021 , Book chapter)Extensive studies have been conducted on different kinds of polymers, their composites, and multifunctionalities, depending on their structural features. Metal oxides and their polymer nanocomposites offer technological ... -
Polymeric Micelles of Biodegradable Diblock Copolymers: Enhanced Encapsulation of Hydrophobic Drugs
( MDPI , 2018 , Article Review)Polymeric micelles are potentially efficient in encapsulating and performing the controlled release of various hydrophobic drug molecules. Understanding the fundamental physicochemical properties behind drug–polymer systems ... -
Polymerization of 3-cyanopropyl (triethoxy) silane: A kinetic study using gas chromatography
( John Wiley and SonsInc. , 2018 , Article)Gas chromatography (GC) was used to study the kinetics of the 3-cyanopropyl triethoxysilane (CTES) polymerization. The reaction is a consecutive complex reaction that depends mainly on the kinetics of the first hydrolyzed ... -
Pomegranate peels as versatile adsorbents for water purification: Application of box–behnken design as a methodological optimization approach
( John Wiley and Sons Inc. , 2019 , Article)Pomegranate peels (PGP) were tested as a green adsorbent for the removal of Ni(II) from contaminated water samples. Both raw (RPG), and char/burnt peels (BPG) were tested. A multivariate analysis approach, Box–Behnken (BB) ... -
Porous dendritic BiSn electrocatalysts for hydrogenation of 5-hydroxymethylfurfural
( Royal Society of Chemistry , 2022 , Article)The electrocatalytic hydrogenation of 5-hydroxymethylfurfural (HMF) to 2,5-bis(hydroxymethyl)furan (BHMF) is an alternative to conventional heterogeneous catalysis with H2 at high temperatures and pressures. Although Ag ... -
Possible evidence for the existence of a hairy layer at the surface of polymer latex particles
( John Wiley & Sons, Ltd. , 1998 , Article)In this work, an attempt is made to verify the existence of a hairy layer at the surface of polymer latex particles, and determine its thickness under different conditions. Two systems have been studied. In one system, ... -
Potato Peels as an Adsorbent for Heavy Metals from Aqueous Solutions: Eco-Structuring of a Green Adsorbent Operating Plackett-Burman Design
( Hindawi Limited , 2019 , Article)Treatment of wastewater is becoming a concern of an increasing prominence. Trace amounts of toxic metalloids and heavy metals (HMs) would contaminate large volumes of water. Being present as traces, removal of these ... -
Precise fabrication of porous one-dimensional gC3N4 nanotubes doped with Pd and Cu atoms for efficient CO oxidation and CO2 reduction
( Elsevier B.V. , 2019 , Article)Rational design of graphitic carbon nitride nanostructures (gC3N4) is vital for various catalytic applications. Herein, we synthesized porous gC3N4 nanotubes (gC3N4NTs) doped with Pd and Cu (Pd/Cu/gC3N4NTs) via the consecutive ... -
Prevention of gallium arsenide photocorrosion by an epoxy adhesion layer
( Elsevier Ltd , 2004 , Article)Coating of gallium arsenide with an adhesion layer of commercial epoxy prevented its photocorrosion. A two-component room temperature curing adhesive paste (Araldite 2014) has been selected. When GaAs/Araldite was employed ... -
Probing the Solute-Solvent Interaction of an Azo-Bonded Prodrug in Neat and Binary Media: Combined Experimental and Computational Study
( Nature Publishing Group , 2019 , Article)Preferential solvation has significant importance in interpreting the molecular physicochemical properties of wide spectrum of materials in solution. In this work, the solute-solvent interaction of pro-drug Sulfasalazine ... -
Production, purification, and characterization of thermostable alkaline xylanase from Anoxybacillus kamchatkensis NASTPD13
( Frontiers Media S.A. , 2018 , Article)Anoxybacillus kamchatkensis NASTPD13 used herein as a source for thermostable alkaline xylanase were isolated from Paudwar Hot Springs, Nepal. NASTPD13 cultured at 60°C, pH 7 and in presence of inorganic (ammonium sulfate) ... -
Progress in smartphone-enabled aptasensors
( Elsevier , 2022 , Article)Despite their high analytical performance, conventional analytical biosensor devices are usually difficult to handle, time-consuming, bulky and expensive. As a result, their applications remain restricted to resource-limited ... -
Promising And Anomalous Structural And Electrochemical Properties Of Polyanionic Phosphates In Sodium Ion Batteries
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)This work presents a recent progress on the polyanionic phosphate family that functions as cathode materials in sodium ion batteries (SIBs). Firstly, this study will cover vanadium-containing frameworks that show very ... -
Promising aqueous dispersions of carbon black for semisolid flow battery application
( Elsevier , 2022 , Article)In this systematic study, we attempt to thoroughly understand the aggregation mechanism of conductive carbon black in aqueous dispersing medium and optimize the formulation of suspension electrodes for aqueous sodium–ion ... -
Promising aqueous dispersions of carbon black for semisolid flow battery application
( Elsevier B.V. , 2022 , Article)In this systematic study, we attempt to thoroughly understand the aggregation mechanism of conductive carbon black in aqueous dispersing medium and optimize the formulation of suspension electrodes for aqueous sodium–ion ... -
Properties of a three-dimensionally ordered macro-mesoporous carbon-doped TiO2 composite catalyst
( World Scientific Publishing , 2013 , Article)This study aimed to develop an effective, environmentally benign composite catalyst composed of carbon materials and titanium dioxide (TiO2). Carbon-doped titanium dioxide (C-TiO2) was prepared by coating TiO2 onto ... -
Properties of nanoclay PVA composites materials
( Hamad bin Khalifa University Press (HBKU Press) , 2013 , Article)Polyvinyl alcohol (PVA)/Na-rich Montmorillonite (MMT) nanocomposites were prepared using solution method to create polymer-clay nanocomposite (PCN) material. The PCN material was studied using X-ray diffraction (XRD), ...