Catalytic chemical vapor deposition
High specific surface area carbon nanotubes from catalytic chemical vapor deposition process
... Abstract Ž . 2 A carbon nanotube specimen with a carbon content of 83 wt.% 95 vol.% and a specific surface area equal to 790 m rg Ž corresponding to 948 m rg of carbon is prepared by a catalytic chemical ...
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High specific surface area carbon nanotubes from catalytic chemical vapor deposition process
... Ž . 2 A carbon nanotube specimen with a carbon content of 83 wt.% 95 vol.% and a specific surface area equal to 790 m rg Ž corresponding to 948 m rg of carbon is prepared by a catalytic chemical ...
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Large scale production of multi-walled carbon nanotubes by fluidized bed catalytic chemical vapor deposition : a parametric study
... the catalytic growth of multi-walled carbon nanotubes (MWNT) has been ...by catalytic chemical vapor deposition from ethylene in a fluidized bed ...
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Hydrogen Storage in High Surface Area Carbon Nanotubes Produced by Catalytic Chemical Vapor Deposition
... emphasized that well-characterized samples combined with appropriate experimental techniques for measurement of hy- drogen storage were necessary to obtain reproducible data. In this context, we report the measurement of ...
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Large-scale synthesis of single-wall carbon nanotubes by catalytic chemical vapor deposition (CCVD) method
... To cite this version : Colomer, Jean -François and Stephan, C. and Lefrant, Serge and Van Tendeloo, Gustaaf and Willems, Isabelle and Kónya, Z. and Fonseca, Antonio and Laurent, Christophe and Nagy, Janos B. Large-scale ...
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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, Baˆt. 2R1, 118 Route de Narbonne, ...
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(Mg,Co)O Solid-Solution Precursors for the Large-Scale Synthesis of Carbon Nanotubes by Catalytic Chemical Vapor Deposition
... being made by various groups for the large-scale production of carbon nanotubes using chemical vapor deposition (CVD) tech- niques. 3 Flahaut et al. 4 have reported the formation of carbon nanotubes ...
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Catalytic chemical vapor deposition synthesis of single- and double-walled carbon nanotubes from α-(Al1−xFex)2O3 powders and self-supported foams
... Contrary to some expectations, the lower grain size and high- er specific surface area of the starting oxide foams compared to the powders do not lead to an easier reduction and thus to [r] ...
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Large-scale synthesis of single-wall carbon nanotubes by catalytic chemical vapor deposition (CCVD) method
... . Ž . g day of single-wall carbon nanotubes SWNTs is possible by CCVD method similar to the two other techniques used until now, arc discharge and laser evaporation. Indeed, the method using the catalytic ...
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Hydrogen Storage in High Surface Area Carbon Nanotubes Produced by Catalytic Chemical Vapor Deposition
... reflect the initial proportion of nontubular carbon in D3. The purification treatments, contrary to expectation, decrease the ASH values (Table 1). The decrease is particularly evident in the case of D3 and D3*, but ...
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Chemical Vapor Deposition of Al13 Fe4 Highly Selective Catalytic Films for the Semi-Hydrogenation of Acetylene
... deposition annealing resulted, for the first time of films containing the approximant m-Al 13 Fe 4 phase as demonstrated by XRD, and zone axis indexation and determination of interatomic parameters in HRTEM ...
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Chemical Vapor Deposition of Al 13 Fe 4 Highly Selective Catalytic Films for the Semi-Hydrogenation of Acetylene
... Furthermore, catalytic processes require high catalyst surface to volume ratio and for this reason, processing of Al-Fe films on supports (such as powders or preforms) is foreseen and ...
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Chemical vapor deposition and functionalization of fluorocarbon-organosilicon copolymer thin films
... by chemical vapor deposition (CVD) have higher dielectric constants, but they are biocompatible, have low surface roughness, and adhere well to silicon ...
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Chemical vapor deposition (CVD) growth and optimal transfer processes for graphene
... methods, chemical vapor deposition (CVD) has been a focus of attention as the most promising and cost-efficient deposition techniques, with advantages of its excellent repeatability and ...
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Chemical vapor deposition of functionalized isobenzofuran polymers
... First, we explore chemical vapor deposition of functionalized isobenzofuran films using two different functional groups: pentafluorophenolate ester and alkyne.. Both func[r] ...
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Bilayer graphene growth by low pressure chemical vapor deposition on copper foil
... Most importantly, we will study the growth mechanism of bilayer graphene growth on the outside surface of Cu foil enclosure: whether the bilayer graphene grows on top[r] ...
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TiOxNy coatings grown by atmospheric pressure metal organic chemical vapor deposition
... organic chemical vapor deposition (MOCVD) process using titanium tetra-iso-propoxide as titanium and oxygen precursors and hydrazine as a nitrogen ...the deposition conditions on the ...
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Advancing hydrophobic desalination membranes using initiated chemical vapor deposition (iCVD) v/
... water vapor flux and greater robustness to wetting. The increase in both vapor flux and LEP is counter- intuitive and may be caused by reduction in ...
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Controlling interlayer excitons in MoS2 layers grown by chemical vapor deposition
... We show that hole delocalization over the bilayer is allowed in 2H stacking and results in strong interlayer exciton absorption and also in a larger A-B exciton separation as compared to[r] ...
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SnO2 coated Ni particles prepared by fluidized bed chemical vapor deposition
... Laser deposition [9] , plasma-assisted chemical vapor deposition [10] and thermal chemical vapor deposition ...allows deposition of thin films at low temperatures ...
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