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Scientists discover carbonate rocks are unrecognized methane sink（图）
carbonate rocks methane sink
2014/12/1
CORVALLIS, Ore. – Since the first undersea methane seep was discovered 30 years ago, scientists have meticulously analyzed and measured how microbes in the seafloor sediments consume the greenhouse ga...
Stabilities of zeolite-supported Ni catalysts for dry reforming of methane（图）
Carbon dioxide Dry reforming Methane Nickel catalyst H-ZSM-5 zeolite Carbon deposition
2013/9/27
Ni/γ-Al2O3, Ni/Y-zeolite, and Ni/H-ZSM-5 catalysts were prepared using the incipient wetness impregnation method. Their catalytic performance in dry reforming of methane was studied. The fresh and use...
Effect of Partial Substitution of Ni by Cu in LaNiO3 Perovskite Catalyst for Dry Methane Reforming（图）
dry reforming of methane perovskite lanthanun nickel sol-gel method
2013/10/7
A series of ternary perovskite type oxides LaNi1-xCuxO3 (x = 0.2, 0.4, 0.6, 0.8, and 1.0) were synthesized via the sol-gel method in propionic acid. Partial substitution of Ni by Cu showed higher acti...
Effects of Selected Promoters on Ni/γ-Al2O3 Catalyst Performance in Methane Dry Reforming（图）
methane dry reforming coke nickel synthesis gas stability
2013/10/11
The Ni catalysts supported on γ-Al2O3 were synthesized by an impregnation method. Their catalytic performance in methane dry reforming was investigated. The reforming reactions were carried out in a m...
Preparation of a Nickel Molybdenum Carbide Catalyst and Its Activity in the Dry Reforming of Methane（图）
catalyst activation catalyst selectivity fuel dry reforming methane
2013/10/13
Nickel molybdenum carbide catalysts were prepared and their activities in the CO2 reforming of methane at a low CO2/CH4 reactant ratio were investigated using a microreactor at atmospheric pressure an...
Deactivation and Regeneration of Nickel-Based Catalysts for Steam-Methane Reforming（图）
nickel catalyst steam reforming deactivation sintering sulfur poisoning regeneration
2013/10/15
The deactivation of nickel catalysts used in Arak and Razi petrochemical complexes followed by catalyst regeneration was evaluated. The characterization of the different structures was made by powder ...
Carbon Materials as Catalysts for Decomposition and CO2 Reforming of Methane: A Review（图）
carbon catalyst catalytic activity decomposition methane reforming
2013/10/15
The decomposition and CO2 reforming of methane, respectively, are promising alternatives to industrial steam methane reforming. In recent years, research has been focused on the development of catalys...
Numerical Simulation of a Confined Methane/Air Laminar Diffusion Flame by the Method of Lines
Method of lines (MOL) Unsteady combustion Con ned laminar diffusion flame Flame-sheet model
2009/10/12
A parallel computational fluid dynamics code based on the method of lines approach was developed for the simulation of transient laminar two-dimensional reacting flows. The chemistry was modeled by fl...