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[PDF] Top 20 Cobalt catalysts on carbon-based materials for Fischer-Tropsch synthesis: a review

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Cobalt catalysts on carbon-based materials for Fischer-Tropsch synthesis: a review

Cobalt catalysts on carbon-based materials for Fischer-Tropsch synthesis: a review

... structure for carbon supported cobalt catalysts FTS is a highly exothermic reaction that requires an efficient heat transfer to favor S C5+ ...used for FTS because it offers many ... Voir le document complet

107

Hydroxyapatite as a new support material for cobalt-based catalysts in Fischer-Tropsch synthesis

Hydroxyapatite as a new support material for cobalt-based catalysts in Fischer-Tropsch synthesis

... plays a crucial role in determining the active phase dispersion [11] .... For e.g. strong interaction between alumina and silica with cobalt species favors high Co dispersion, however, this ... Voir le document complet

13

Effect of support and its surface modifications in cobalt-based Fischer-Tropsch synthesis

Effect of support and its surface modifications in cobalt-based Fischer-Tropsch synthesis

... The cobalt-based FischerTropsch (FT) catalysts usually consist of metallic cobalt nano- crystallites dispersed on a support ...present review surveys the progress ... Voir le document complet

26

Pépite | Effet du soufre sur la synthèse Fischer-Tropsch : les catalyseurs à base de molybdène et de cobalt promus

Pépite | Effet du soufre sur la synthèse Fischer-Tropsch : les catalyseurs à base de molybdène et de cobalt promus

... Ni−Fe catalysts modified with alumina were also tested for olefin synthesis from ...Fe catalysts results in a low alkene/alkane ratio when the Ni content was below ...extensive ... Voir le document complet

233

A mathematical modeling of catalytic milli-fixed bed reactor for Fischer–Tropsch synthesis: Influence of tube diameter on Fischer Tropsch selectivity and thermal behavior

A mathematical modeling of catalytic milli-fixed bed reactor for Fischer–Tropsch synthesis: Influence of tube diameter on Fischer Tropsch selectivity and thermal behavior

... and cobalt on various oxide supports have been widely used for FT ...synthesis. A short description of their respective advantages and drawbacks is given by Khodakov et ...Although ... Voir le document complet

14

Oxygen Reduction Reaction on Palladium-Cobalt Alloy Catalysts for Polymer Electrolyte Fuel Cells

Oxygen Reduction Reaction on Palladium-Cobalt Alloy Catalysts for Polymer Electrolyte Fuel Cells

... area carbon powder are essential factor to apply the catalyst as the PEMFC cathode materials for the ...literature review, none of the studies done before were able to successfully obtain the ... Voir le document complet

129

Pépite | Étude de l'activité intrinsèque des catalyseurs Fischer-Tropsch à base de cobalt et de fer par des méthodes cinétiques transitoires

Pépite | Étude de l'activité intrinsèque des catalyseurs Fischer-Tropsch à base de cobalt et de fer par des méthodes cinétiques transitoires

... presents a literature review on FT synthesis and SSITKA ...methods for catalyst preparation and ...promoters for iron and cobalt catalysts as well the effect of the ... Voir le document complet

187

Hydrogen spillover in the Fischer‐Tropsch synthesis on carbon‐supported cobalt catalysts

Hydrogen spillover in the Fischer‐Tropsch synthesis on carbon‐supported cobalt catalysts

... The Fischer-Tropsch reaction transforms syngas into high added value products, among which liquid ...of cobalt-based catalysts used in the reaction are known to depend critically on Co ... Voir le document complet

14

Synthesis of highly porous alumina-based materials

Synthesis of highly porous alumina-based materials

... in a boehmite sol can generate a highly porous ...posed a surfactant-induced fiber formation (SIFF) mechanism in which the surfactant interact with the colloid particles of AlOOH through hydrogen ... Voir le document complet

8

Synthesis of highly porous alumina-based materials

Synthesis of highly porous alumina-based materials

... in a compact ‘‘card-pack’’ microstructure during the ...induces a reduction of electrostatic repulsions, leading to the formation of both fiber-like objects at lower AlOOH concentration, and a 3D ... Voir le document complet

7

A review of electrode materials for electrochemical supercapacitors

A review of electrode materials for electrochemical supercapacitors

... As a result, strictly controlling the preparation process is necessary for achieving both high performance and ...active materials and conductive additives are mixed to obtain a homogeneous ... Voir le document complet

33

Nanosized iron and iron–cobalt spinel oxides as catalysts for methanol decomposition

Nanosized iron and iron–cobalt spinel oxides as catalysts for methanol decomposition

... bulk catalysts are built of crystallites of high degree of crystallinity and low content of structural ...supported catalysts exhibit low degree of crystallinity, the particles are ultra dispersive and ... Voir le document complet

12

Synthesis of carbon coating and carbon matrix for C/C composites based on a hydrocarbon in its supercritical state

Synthesis of carbon coating and carbon matrix for C/C composites based on a hydrocarbon in its supercritical state

... addresses a new process for the fabrication of a C/C composite for aeronautic and aerospace ...of a carbon fibrous preform by means of a hydrocarbon in the supercritical ... Voir le document complet

17

DEVELOPMENT OF COMPOSITE MATERIALS BASED ON A CARBON NANOTUBES NETWORK FOR SPACE APPLICATIONS

DEVELOPMENT OF COMPOSITE MATERIALS BASED ON A CARBON NANOTUBES NETWORK FOR SPACE APPLICATIONS

... buckypapers before and after thermal treatment at 900 °C, 2000 °C and 2800 °C. Thermal treatment at 900°C of buckypapers (made of MWNT dispersed in SDS) allowed to evacuate contaminants and to decrease density, but had ... Voir le document complet

10

Indirect Four-Electron Oxygen Reduction Reaction on Carbon Materials Catalysts in Acidic Solutions

Indirect Four-Electron Oxygen Reduction Reaction on Carbon Materials Catalysts in Acidic Solutions

... favorable for H 2 O 2 reduction via the H 2 O production mechanism with a limiting potential of ...potential for OH radical generation is ...that for the N doped cases. Being this a ... Voir le document complet

34

Carbon nanotubes as a 1D template for the synthesis of air
sensitive materials: about the confinement effect

Carbon nanotubes as a 1D template for the synthesis of air sensitive materials: about the confinement effect

... storage for several months in an aqua regia ...the carbon tubules can give rise to peculiar effects either on the properties of the filling element or of the filled carbon ...fill carbon ... Voir le document complet

8

Synthesis and characterization of porous carbon xerogels and ordered mesoporous carbons for anode materials in Li-based batteries

Synthesis and characterization of porous carbon xerogels and ordered mesoporous carbons for anode materials in Li-based batteries

... anode materials for Li-ion batteries, carbon xerogels (hard carbons) as well as ordered mesoporous carbons (OMC) are promising candidates since their specific capacities widely exceed that of ... Voir le document complet

2

Agro-materials : a bibliographic review

Agro-materials : a bibliographic review

... costs for example about 1€- and the average mechanical resistance lead the researchers to add them charges, notably for the moulding of biodegradable ...composite materials get so close to that of ... Voir le document complet

57

Cobalt–carbon eutectic fixed point for contact thermometry

Cobalt–carbon eutectic fixed point for contact thermometry

... C for 2 ...C for 15.5 hours. The Pt and Pd legs were then joined by welding a strain-relieving coil of ...°C for 3 hours then at 480 C for a total of 24 hours by placing it in ... Voir le document complet

24

Bimetallic catalysts supported on carbon xerogels for PEMFC cathode

Bimetallic catalysts supported on carbon xerogels for PEMFC cathode

... Bimetallic catalysts supported on carbon xerogels for PEMFC cathode Aleksandra Grzelak 1* , Anthony Zubiaur 1 , Nathalie Job 1 1 Université de Liège, Department of Chemical Engineering ... Voir le document complet

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