Browsing by Subject "Thermogravimetric analysis"
Now showing items 1-18 of 18
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Carbon nanotube-reinforced crosslinked polyethylene pipes for geothermal applications: From synthesis to decomposition using analytical pyrolysis-GC/MS and thermogravimetric analysis
(2014)Carbon nanotube reinforced crosslinked high density polyethylene (PEX) nanocomposites were synthesized for geothermal applications requiring higher polymer thermal conductivity and a comprehensive thermal decomposition ...
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Ciprofloxacin conjugated to diphenyltin(iv): a novel formulation with enhanced antimicrobial activity
(Royal Society of Chemistry, 2020-09-07)The metalloantibiotic of formula Ph2Sn(CIP)2 (CIPTIN) (HCIP = ciprofloxacin) was synthesized by reacting ciprofloxacin hydrochloride (HCIP·HCl) (an antibiotic in clinical use) with diphenyltin dichloride (Ph2SnCl2DPTD). ...
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Dry reforming of methane over 5 wt% Ni/Ce1-xPrxO2-δ catalysts: Performance and characterisation of active and inactive carbon by transient isotopic techniques
(2016)The effects of Ce1-xPrxO2-δ support composition (x = 0.0–0.8) and reaction temperature (550–750 °C) on the catalytic activity and selectivity and important features of the mechanism of the dry reforming of methane (DRM) ...
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The effect of sorbed toluene on the surface properties of calcium hydroxide
(1998)The surface properties of commercial grade calcium hydroxide were studied by nitrogen adsorption isotherm analysis, FTIR spectroscopy (KBr transmission and reflectance) and TGA analysis before and after toluene adsorption. ...
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Evaluation of novel, cationic electrospun microfibrous membranes as adsorbents in bacteria removal
(2015)Electrospun microfibrous membranes comprised of poly(methyl methacrylate)-poly((2-diethylamino)ethyl methacrylate) random copolymers (PMMA-co-PDEAEMA) of various chemical compositions blended together with a commercially ...
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Evaluation of novel, cationic electrospun microfibrous membranes as adsorbents in bacteria removal
(2015)Electrospun microfibrous membranes comprised of poly(methyl methacrylate)-poly((2-diethylamino)ethyl methacrylate) random copolymers (PMMA-co-PDEAEMA) of various chemical compositions blended together with a commercially ...
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Fabrication and characterization of superparamagnetic and thermoresponsive hydrogels based on oleic-acid-coated Fe3O4 nanoparticles, hexa(ethylene glycol) methyl ether methacrylate and 2-(acetoacetoxy)ethyl methacrylate
(2011)Stimuli-responsive hydrogel nanocomposites comprised of swollen polymer networks, in which magnetic nanoparticles are embedded, are a relatively new class of "smart" soft materials presenting a significant impact on various ...
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Fabrication and characterization of superparamagnetic poly(vinyl pyrrolidone)/poly(L-lactide)/Fe3O4 electrospun membranes
(2014)The fabrication of magnetoactive fibrous nanocomposite membranes based on poly(vinyl pyrrolidone) (PVP), poly(L-lactide) (PLLA) and pre-formed oleic acid coated magnetite nanoparticles (OA Fe3O4) is presented. The ...
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Fabrication, characterization, and evaluation in drug release properties of magnetoactive poly(ethylene oxide)-poly(l -lactide) electrospun membranes
(2013)The fabrication of electrospun magnetoactive fibrous nanocomposite membranes based on the water-soluble and biocompatible poly(ethylene oxide) (PEO), the biocompatible and biodegradable poly(l-lactide) (PLLA) and preformed ...
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Few-step synthesis, thermal purification and structural characterization of porous boron nitride nanoplatelets
(2016)Hexagonal boron nitride (h-BN) nanoplatelets with 99 wt.% purity, 900 to 2000 nm particle width, 30 to 90 nm particle thickness, 213 m2/g specific surface area (SSA), 66% micropore SSA and 0.85 nm average pore size were ...
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Investigation of the synthesis and properties of ternary V-Cu-Ce Oxides of Composition VxCuxCe1-2xO2
(2009)Aco-precipitation method has been used to prepare ternary mixed oxides based on ceria with the general formula VxCuxCe 1-2xO2, where x was varied between 0.05 and 0.45. The structural and surface properties as well as the ...
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New antimony(III) halide complexes with dithiocarbamate ligands derived from thiuram degradation: The effect of the molecule's close contacts on in vitro cytotoxic activity
(2016)Antimony(III) halide complexes of the formulae {[SbBr(Me2DTC)2]n} (1), {[SbI(Me2DTC)2]n} (2) and {[(Me2DTC)2Sb(μ2-I)Sb(Me2DTC)2]+.I3-} (3) (Me2DTC = dimethyldithiocarbomate) were synthesized from SbX3, (X = Br or I) and ...
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Preparation and characterization of nanoporous ceria containing heteroatoms, with and without a matrix
(2005)We have been interested in the synthesis and study of porous ceria, because of its importance in several catalytic applications, and notably in automobile exhaust catalysts. The mesoporosity of these solids is susceptible ...
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Synthesis and characterization of water-dispersible, superparamagnetic single-wall carbon nanotubes decorated with iron oxide nanoparticles and well-defined chelating diblock copolymers
(2011)A novel approach for the fabrication of magneto-active carbon nanotubes (CNTs) stabilized in aqueous media, involving the combination of carboxylated single-wall carbon nanotubes (SWCNTs) with a new class of methacrylate-based ...
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Thermal and chemical stability of hexagonal boron nitride (h-BN) nanoplatelets
(2015)High-temperature properties of boron nitride platelets (200-800 nm in width and 30-50 nm in thickness) were systematically evaluated through thermogravimetric analysis (TGA) in combination with differential scanning ...
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Thermal stability of solid and aqueous solutions of humic acid
(2007)The effects of temperature on the stability of a soil humic acid were studied in the present work. Solid samples of Gohy-573 humic acid (HA) and dissolved ones in aqueous solution (pH 6.0, 0.1 mol L-1 NaClO4) were investigated ...
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Well-defined fluoro- and carbazole-containing diblock copolymers: Synthesis, characterization and immobilization onto Au-coated silicon surfaces
(2012)A series of well-defined diblock copolymers consisting of 2-(N-carbazolyl)ethyl methacrylate (CbzEMA) and 2,2,3,3,4,4,4-heptafluorobutyl methacrylate (HFBMA) (CbzEMAx-b-HFBMAy) was synthesized by Reversible Addition-Fragmentation ...
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Article
Well-defined fluoro- and carbazole-containing diblock copolymers: Synthesis, characterization and immobilization onto Au-coated silicon surfaces
(2012)A series of well-defined diblock copolymers consisting of 2-(N-carbazolyl)ethyl methacrylate (CbzEMA) and 2,2,3,3,4,4,4-heptafluorobutyl methacrylate (HFBMA) (CbzEMAx-b-HFBMAy) was synthesized by Reversible Addition-Fragmentation ...