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Reactivity of different kinds of carbon during oxidative purification of catalytically prepared carbon nanotubes
In the purification procedure of catalytically prepared carbon nanotube samples, the oxidative removal of amorphous carbon was investigated. Oxidation was carried out by KMnO4, H2O2, O3 or HClO4. TheExpand
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CVD synthesis of high-purity multiwalled carbon nanotubes using CaCO3 catalyst support for large-scale production
Abstract Multiwalled carbon nanotubes (MWCNTs) were synthesized in a catalytic reaction using CaCO3 as catalyst support. Impregnated with conventional catalysts CaCO3 enabled the production of MWCNTsExpand
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Using Central Composite Experimental Design to Optimize the Degradation of Tylosin from Aqueous Solution by Photo-Fenton Reaction
The feasibility of the application of the Photo-Fenton process in the treatment of aqueous solution contaminated by Tylosin antibiotic was evaluated. The Response Surface Methodology (RSM) based onExpand
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Vacuum ultraviolet photolysis of diclofenac and the effects of its treated aqueous solutions on the proliferation and migratory responses of Tetrahymena pyriformis.
The effects of dissolved O2, phosphate buffer and the initial concentration of diclofenac on the vacuum ultraviolet photolysis of this contaminant molecule were studied. Besides kinetic measurements,Expand
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Ring formations from catalytically synthesized carbon nanotubes
Abstract Rings of typically 0.5 μm diameter have been observed with the atomic force microscope and the scanning electron microscope in carbon nanotube deposits produced catalytically by thermalExpand
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Synthesis of MWNT-based composite materials with inorganic coating
Abstract Multiwalled carbon nanotube (MWNT) based metal oxide composites were prepared by an impregnation method using organometallic compounds as precursor. Aluminium isopropoxide (AlIP), tetraethylExpand
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TiO2/WO3/Au nanoarchitectures’ photocatalytic activity “from degradation intermediates to catalysts’ structural peculiarities” Part II: Aerogel based composites – fine details by spectroscopic means
The "build-up" methodology of a composite photocatalyst is a critical issue regarding the showed photocatalytic performance, including the formation of intermediates. To investigate this issueExpand
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Electronic and Mechanical Properties of Carbon Nanotubes
Interest in carbon nanotubes has grown at a very rapid rate because of their many exceptional properties, which span the spectrum from mechanical and chemical robustness to novel electronic transportExpand
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Behaviour of transition metals catalysts over laser-treated vanadium support surfaces in the decomposition of acetylene
Abstract Laser-treated vanadium plates having high surface area were used as catalyst support in carbon nanotube synthesis under catalytic vapour deposition (CVD) conditions. Catalytic activity ofExpand
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Fe-catalyzed carbon nanotube formation
Abstract The catalytic production of carbon nanotubes was investigated using various iron catalysts. Catalyst samples were made by different preparation methods in order to improve both the qualityExpand
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