catalyst surface
Dependence of Catalyst Surface in Photocatalytic Degradation of Phenyl Urea Herbicides
... the surface is the key factor controlling the degradation rate, which agrees with the experimental observation that the degradation of DCA on the conventional ZnO particles is much faster than that on the ZnO ...
10
The Oxidation Of Carbon Monoxide By Using Different Cobalt Precursors Prepared Catalysts
... The surface area of different cobalt precursors like cobalt nitrate, cobalt acetate, and cobalt oxalate after RC is ...prepared catalyst is larger than other two catalyst ...specific surface ...
7
Microcrystalline Graphite Oxide as Durable Catalyst Support for PEM Fuel Cell
... of catalyst. The Pt/MGO catalyst has a slightly higher EAS than that of the Pt/CB suggests that some of the Pt particles interface attached to the carbon particles or dropped into the closed carbon ...the ...
10
UV Irradiation Assisted Photocatalytic Decolorization of Direct Red 23 in Aqueous Solution
... since the active sites are covered of dye ions. The major portion of degradation occurs in the region near to the irradiated side (termed as reaction zone) where the irradiation intensity is much higher than in the other ...
7
Biodiesel production from used cooking oil using a novel surface functionalised TiO2 nano-catalyst
... The surface modification of mesoporous materials, such as SBA-15, with organosilane sulfonic groups increases the hydrophobic character of the solid acid catalyst surface resulting in high catalytic ...
44
ABSTRACTS: April 197474-81
... The size and type of stereoselectivity of the catalysts is related to pH of the modifier by complexes formed on the catalyst surface due to configurational changes of the[r] ...
8
Investigations into the role of α amino acids as chiral modifiers for Ni based enantioselective heterogeneous hydrogenation catalysts
... modified surface complex formed when a chiral modifier is adsorbed onto a metal catalyst surface is important in that it provides a model which is potentially significant for examining the geometry ...
263
ABSTRACTS: July 1963110-118
... isomer depends on the H availability to the catalyst surface except when very small amounts of catalyst are used and the actual surface area of the catalyst becomes important[r] ...
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Synthesise of ZnO Nano Particle as an Alternative Catalyst for Photocatalytic Degradation of Brilliant Red Azo Dye
... the catalyst concentration, a series of experiments were carried by varying the amount of catalyst from ...the catalyst surface and adsorption of light by the catalyst surface ...
5
Syngas Production from Dry Reforming of Methane over Nano Ni Polyol Catalysts - Volume 4 Number 5 (Oct. 2013) - IJCEA
... drawback of DRM is its endothermic nature which requires fairly high temperatures to achieve high conversion values. This severe operating condition could cause catalyst deactivation due to accumulation of coke ...
6
Effect of KOH Concentration on the Oxygen Reduction Kinetics Catalyzed by Heat-Treated Co-Pyridine/C Electrocatalysts
... Using a simple thermal method, a non-noble metal electrocatalyst (Co-N-S/C) is successfully synthesized and its’ composition is analyzed using EDX. The electrochemical activity of such a catalyst is also tested ...
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← Return to Article Details OXIDATION OF ETHYL ACETATE ON Fe-Mn OXIDES FROM NITRATES DEPOSITED BY IMPREGNATION ON MONOLITHS OF AISI 304 STAINLESS STEEL
... The iron-manganese mixed monolithic catalysts were obtained by impregnation from nitrates as precursors. Monoliths of AISI 304 stainless steel with thermal treatment were used to generate roughness. Impregnation was ...
8
Solar Light Aided Photobleaching of Congo red Dye Using Spions: a Novel Route for Complete Dye Degradation
... the catalyst in 100 mL of 1x10 -4 M Congo red dye under solar irradiation with constant stirring for 120 ...the catalyst was filtered and reused with another 100 ml of 1x10 -4 M Congo red dye following the ...
11
ABSTRACTS: April 196370-79
... The influence on the exchange rate of catalyst concentration and surface area, of temperature, and of hydrogen pressure was studied.. A mechanism involving isotope exchan[r] ...
10
Surface and Particle Size Effects on Hydrogen Desorption from Catalyst Doped MgH2
... spheres stand for Mg (H) atoms. Pictured here is the 240 atom supercell and a reproduction of the 240 atoms by the step-translation vector to show the step, which is the intersection of the (110) surface and the ...
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Prussian Blue onto Activated Carbon as a Catalyst for Heterogeneous Fenton-Like Processes - Volume 4 Number 5 (Oct. 2013) - IJCEA
... of operation. In all cases, the model solution was discolored in around 94% after 5 hours. It is worth to remark that the degree of discoloration is greater than the TOC consumption, indicating that GAC support and ...
6
Recent Advances on Surface Modification of Halloysite Nanotubes for Multifunctional Applications
... Surface modification of natural halloysite clay nanotubes with 418.. Application as catalyst supports in the atom transfer radical polymerization of methyl 419[r] ...
10
ABSTRACTS: July 1988148-159
... Pulse surface reaction rate analysis measurements showed that the intrinsic methanation activity of.. 0.5%Pt/A120, catalyst was increased by high.[r] ...
12
Synthesis of Phenolic-Based Resist Materials for Photolithography
... 1, surface of photoresist thin film seems homogeneous, nevertheless there has been seem a dot in that surface which shows an ...the surface microstructures of resin phenolic resol polymer show smooth ...
6
NEW PATENTS: January 198646-52
... A catalyst for the conversion of paraffms to olefms or dienes is obtained by depositing a platinum group metal, preferably Pt, on the surface of a pelletised refractory [r] ...
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