[PDF] Top 20 Metal nanoparticles for the catalytic synthesis of carbon nanotubes
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Metal nanoparticles for the catalytic synthesis of carbon nanotubes
... in the gasiÐcation of the amorphous carbon, leading to the cleaning of the ...in the contact time at constant tempera- ture leads to the predominance ... Voir le document complet
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Metal nanoparticles for the catalytic synthesis of carbon nanotubes
... methods The arc-discharge method for the preparation of carbon nano- tubes is similar to that used for the synthesis of ...Following the initial ... Voir le document complet
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(Mg,Co)O Solid-Solution Precursors for the Large-Scale Synthesis of Carbon Nanotubes by Catalytic Chemical Vapor Deposition
... groups for the large-scale production of carbon nanotubes using chemical vapor deposition (CVD) tech- ...reported the formation of carbon nanotubes by ... Voir le document complet
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Fe-substituted mullite powders for the in situ synthesis of carbon nanotubes by catalytic chemical vapor deposition
... Department of Subatomic and Radiation Physics, Uni Versity of Ghent, B-9000 Gent, Belgium, and UniVersite´ de Toulouse, Institut Carnot CIRIMAT, CNRS-UPS, Uni Versite´ Paul-Sabatier, ...Powders of ... Voir le document complet
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Fe/Co Alloys for the Catalytic Chemical Vapor Deposition Synthesis of Single- and Double-Walled Carbon Nanotubes (CNTs). 1. The CNT−Fe/Co−MgO System
... Department of Subatomic and Radiation Physics, UniVersity of Ghent, Proeftuinstraat 86, B-9000 Gent, Belgium, and CIRIMAT UMR CNRS-UPS-INP 5085, Centre InteruniVersitaire de Recherche et d’Inge´nierie des ... Voir le document complet
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Fe/Co Alloys for the Catalytic Chemical Vapor Deposition Synthesis of Single- and Double-Walled Carbon Nanotubes (CNTs). 2. The CNT−Fe/Co−MgAl2O4 System
... beneficial for this system with respect to the formation of ...Introduction Catalytic chemical vapor deposition (CCVD) methods have a great potential for low-cost, large-scale ... Voir le document complet
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Catalytic CVD Synthesis of Double and Triple-walled Carbon Nanotubes by the Control of the Catalyst Preparation
... Introduction The synthesis of carbon nanotubes (CNTs) with a controlled number of walls is an important ...Most of the work has first focused on single-walled CNTs ... Voir le document complet
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Synthesis of oxy-hydroxyfluorinated anatase nanoparticles grown on carbon nanotubes
... confirm the stabilization of oxy-hydroxyfluorinated anatase, we used the pair distribution function ...(PDF).[13] The PDF of the composite containing 10 wt.% of o-CNTs was ... Voir le document complet
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Carbon nanotubes grown in situ by a novel catalytic method
... Carbon nanotubes can be produced by the catalytic decomposition of hydrocarbons on small metal ...However, nanotubes are generally produced together with non-tubular ... Voir le document complet
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Carbon nanotubes as a 1D template for the synthesis of air sensitive materials: about the confinement effect
... diameters of 100 and 60 nm, respectively, and lengths up to several micrometers (Applied Surface Science, OH, USA) were used as ...template. The CoFe 2 O 4 nanowires were synthesized as follows: the ... Voir le document complet
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Synthesis of carbon nanotubes/hydroxyapatite composites using catalytic methane cracking
... made of stearic acid and MWCNTs improves the thermal conductivity of the stearic acid, which makes it a promising candidate for enhancing the heat transfer performance of ... Voir le document complet
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New catalytic systems based on carbon nanotubes supported ionic liquid phase
... loss of activity for 9 runs and without catalytic phase leaching, in contrast to commercial heterogeneous Pd/Al 2 O 3 catalyst, which, under the same conditions, presents deactivation after ... Voir le document complet
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Gram-scale CCVD synthesis of double-walled carbon nanotubes
... allowed the determination of the number of walls and inner and outer diameters for 96 isolated ...kind of analysis can only be done on isolated nanotubes because it is not ... Voir le document complet
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Catalytic Activity of Carbon Nanotubes and Strapped Iron Porphyrin Hybrids for Oxygen Reduction Reaction
... stephane.campidelli@cea.fr For the last decade, the development of non-noble metal or metal-free catalysts for hydrogen economy has been a field of growing ... Voir le document complet
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Synthesis and characterization of Carbon/Nitrogen/Iron based nanoparticles by laser pyrolysis as non-noble metal electrocatalysts for oxygen reduction
... contents. Figure 5 reports the data obtained with each liquid precursor mixture as a function of R. Carbon and iron contents as a function of R for nanomaterials prepared using a) FeOOH.[r] ... Voir le document complet
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Block copolymer-templated iron oxide nanoparticles for bimodal growth of multi-walled carbon nanotubes
... Furthermore, knowing that the single block copolymer and metal loading systems yield nanoparticles with significantly different mean diameters leads to the hypothesis [r] ... Voir le document complet
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Quantitative study of catalytic activity and catalytic deactivation of Fe–Co/Al2O3 catalysts for multi-walled carbon nanotube synthesis by the CCVD process
... role of different gases in carbon nanotube or fiber formation, such as nitrogen and hydrogen, has also been ...investigated. The role of hydrogen in MWNT formation is also an open ...that ... Voir le document complet
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Synthesis of single-walled carbon nanotubes using binary (Fe, Co, Ni) alloy nanoparticles prepared in situ by the reduction of oxide solid solutions
... obtain the 2 4 contribution to the surface area by the carbon formed w x by the decomposition of CH 4 14 ...list the D S s S y S r o values in Table 1. We show the ... Voir le document complet
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Synthesis of single-walled carbon nanotubes using binary (Fe, Co, Ni) alloy nanoparticles prepared in situ by the reduction of oxide solid solutions
... obtain the 2 4 contribution to the surface area by the carbon formed w x by the decomposition of CH 4 14 ...list the D S s S y S r o values in Table 1. We show the ... Voir le document complet
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Carbon nanotubes synthesis by the ethylene chemical catalytic vapour deposition (CCVD) process on Fe, Co, and Fe-Co/Al2O3 sol-gel catalysts
... in carbon nanotubes synthesis than Fe/Al 2 O 3 and Fe–Co/Al 2 O 3 ...catalysts. The carbon deposit was found by TEM analysis to be rich in carbon nanotubes in the ... Voir le document complet
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