Tags: Heterogeneous catalysis

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  1. Elucidation of Deactivation Mechanisms of Zeolites Used in Petroleum and Biomass Upgrading Processes

    10 Jun 2021 | Contributor(s):: Almas, Qandeel

    Advisors: Christopher W Jones, Carsten Sievers, J. Carson Meredith, Andrew J Medford, Johannes LeisenZeolites have been identified and utilized as excellent heterogeneous catalysts in a variety of processes involving the upgrading of biomass and fossil-fuel feedstocks. However, the deactivation...

  2. Understanding Heterogeneous Copper Catalysts for Coupling Reactions in Organic Synthesis

    12 Jan 2015 | Contributor(s):: Al-Hmoud, Linda

    Advisors: Christopher W. Jones, Z. John Zhang, Jake Soper, Pradeep K. Agrawal, Andreas S. BommariusCopper is an inexpensive, earth-abundant, non-toxic metal that is found to have widespread applications in catalysis. Ullmann and Ullmann-type reactions and Glaser-Hay oxidative coupling of terminal...

  3. Interactions of Biomass Derived Oxygenates With Heterogeneous Catalysts in Aqueous and Vacuum Environments

    13 Jan 2014 | Contributor(s):: Copeland, John Robert

    Advisors: Carsten Sievers, Charles L. Liotta, Thomas M. Orlando, David S. Sholl, Christopher T. WilliamsBiomass is one of the most promising replacements for fossil fuels as a feedstock for chemical and transportation fuel production. The combination of low vapor pressure and high polarity of...