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Showing 1 to 12 of 12 for “"Catalysis and Reaction Engineering"”.
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A New Thin Layered Structural Coating on a Metal Substrate for Enhanced hydrogen Production from Steam Methane Reforming
… of fats, to the production of muriatic acid and methanol, all without including the efforts being taken to move towards a hydrogen economy. Its widespread use and its increasing demand lays pressure to find more efficient techniques of hydrogen production. Because the overwhelming majority of …
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Understanding the Kinetics and Mechanisms of the Desired and Undesired Reactions during Electrochemical Hydrogenation and Hydrogenolysis of Furfural on Copper in Acidic Media
… impact on lowering greenhouse gas emissions and assisting in mitigating global warming. To achieve this there is a growing interest in implementing renewable feedstocks like biomass and coupling of chemical processes with renewable energy. Furfural is a biomass derived species that has been …
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Elucidation of the Catalytic Partial Oxidation of Methane Utilizing the One-of-a-Kind Catalytic Shock Tube Technique
… for over 20 years. This is a seemingly simple reaction producing CO, CO<sub>2</sub>, H<sub>2</sub> and H<sub>2</sub>O through either partial oxidation followed by complete oxidation or complete oxidation followed by reforming steps. What is happening when the reaction is allowed to occur in an …
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Change Of Metal Oxidation State At High Temperature, Impact Of Temperature And Reactive Gases
<p>The fundamental understanding of gas-solid reactions enables a wide range of applications to be developed and improved. Specifically, the use of metal-based materials is critical to ensuring robust, safe, and long-term operations. For example, in power systems where boilers are used to generate …
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Modeling Solvent Extraction of Lignin from Hardwoods
… the framework of the FLASHCHAIN theory (Niksa and Kerstein, 1991; Niksa, 2017). A constitution submodel specifies distributions of molecular weight and reactive sites for native lignin. The model simulates delignification as depolymerization of lignin macromolecules into fragments small enough …
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Performance and Fouling during Bioreactor Harvesting
… capture step, the process is easy to scale up, and fouling of the filter is limited by the cross flow. However, membrane fouling has limited its widespread use. This is particularly problematic given the high cell densities encountered today. Here a reverse asymmetric commercial membrane, …
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Photocatalytic Reactor using TiO2 Thin Film on Quartz Tubes
<p>Photocatalysis process, as an environmental application is an advanced oxidation process with tremendous potential in the near future. Previously many researchers, have conducted photocatalysis in different reactor configuration using TiO2 slurry and thin film, using a UV light source, the …
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Investigations of the Therman Treatment of Sodium Thiosulfate in Gas Streams for the Removal of I2
… systems. Sodium thiosulfate decomposition and SO2 conversion were analyzed using thermogravimetric analysis combined with chromatographic techniques. Thermogravimetric analysis (TGA) measurements determined the decomposition of the acidification reaction of 30% sodium thiosulfate solution …
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Design of 3D Macroporous Inverse Opal TiO2 Binary and Ternary Composites Sensitized with Gold Nanoparticles and CdS Quantum Dots for Photocatalysis
… due to titania’s abundance, non-toxicity, and photocatalytic proficiency, however its large band gap limits its applicability under ambient conditions. Various attempts have been made to incorporate titania into composite systems to sensitize it for activity under a broader range of …
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Intensification of Gas Absorption in a Downward Flow Microbubble Bioreactor
… are of interest for value-upgrading of stranded or waste industrial gases, such as CO, CH<sub>4</sub>, or syngas. Process economics requires reduction of reactor cost and size while maintaining high production rate via rapid delivery of gas feedstock to the liquid phase which in turn …