School of Chemical and Biomolecular Engineering Theses and Dissertations: Recent submissions
Now showing items 1-20 of 1494
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Development of In Situ Monitoring and Data-Driven Modeling for Complex Systems: Case Study on Simulant Mixtures of Nuclear Waste
(Georgia Institute of Technology, 2022-05-03)Approximately 90 million gallons of nuclear and chemical waste are stored at the Hanford and Savannah River Sites in the United States. One of the main challenges associated with nuclear waste treatment and stabilization ... -
Structure-Property Interrelations of Polymers for Photonics and Electronics
In the first chapter of this thesis, the production and characterization of inorganic-organic hybrid materials is discussed. Inorganic-organic hybrids allow for the modification of physical properties and the addition of ... -
Non-Ideal Behavior in Gas Mixture Adsorption on Tailored Adsorbents
(Georgia Institute of Technology, 2022-04-04)This dissertation describes investigations of non-ideal behavior arising in adsorption of gas mixtures on tailored metal-organic framework (MOF) adsorbents. This work improves understanding of limitations of the preeminent ... -
Partial Oxidation of Hydrocarbons Over Ceria Zirconia Catalysts
(Georgia Institute of Technology, 2022-02-10)This thesis describes research along several avenues pertaining to oxidation reactions. First, the major conclusions are summarized from a perspective describing active oxygen species on catalyst surfaces. Some oxygen ... -
Electrochemical Gating of Doped Polymeric Semiconductors with Hydrogen Bonding Side Chains
(Georgia Institute of Technology, 2021-05-01)This thesis aims to explore the potential impact of mixed ionic-electronic conductivity resulting from addition of hydrogen-bonding side chains to polymeric semiconductors. This unique functionality enables the direct use ... -
Data-driven Spatial Branch-and-bound Algorithm
(Georgia Institute of Technology, 2021-05-01)Rigorous computer simulation models are used routinely in chemical and other engineering and science disciplines to explain complex underlying phenomena. Solving optimization formulations with embedded computer simulations ... -
Understanding Catalyst Properties and the Formation of Deactivating Surface Species During the Cracking of Lignin Monomers
(Georgia Institute of Technology, 2021-05-01)Recent research has proven that 30-40% of aromatic rings in lignin are accessible by catalytic fractionation. The resulting lignols can be further upgraded into drop-in replacement chemicals for many petroleum-based aromatics ... -
MicroRNAs and Messenger RNAs in Cyclic Stretch Induced Aortic Valve Pathogenesis
(Georgia Institute of Technology, 2021-05-03)Calcific aortic valve disease (CAVD) is one of the most prevalent valvular diseases among the elderly population. Unfortunately, there are no therapeutic drugs available to treat this disease. Since calcified aortic valves ... -
Fluid Dynamics Assessment of Transcatheter Aortic Valve Replacement Performance
(Georgia Institute of Technology, 2021-05-01)Transcatheter aortic valve replacement (TAVR) an alternative therapy to standardized surgical aortic valve replacement (SAVR) in the treatment of severe symptomatic aortic stenosis has evolved greatly in the last decade ... -
UTILIZING PACKED BED REACTORS FOR THE EMPLOYMENT OF C–H FUNCTIONALIZATION IN CONTINUOUS PROCESSING
(Georgia Institute of Technology, 2021-05-04)Pharmaceutical synthesis typically exhibits low process efficiency and creates large amounts of waste, as complex biologically active molecules are produced through many reaction and purification steps to yield a product ... -
Metabolic Engineering for Lignin Valorization and Martian In Situ Resource Utilization
(Georgia Institute of Technology, 2021-05-01)Metabolic engineering is a vital tool to help move away from petroleum dependence in chemical production. By taking advantage of native and engineered metabolic pathways in readily culturable microorganisms, we can produce ... -
Synthesizing Semiconductor Nanowires in Hollow Microcapsules via the Geode Process
(Georgia Institute of Technology, 2021-04-28)A wide range of high-tech applications requires constituent materials and devices that must simultaneously exhibit nanoscale control of compositional heterogeneity and be produced at large scales. Semiconductor nanowires ... -
Anti-coking materials and surfaces for hydrocarbon steam crackers
(Georgia Institute of Technology, 2021-04-22)Hydrocarbon steam cracking serves as the primary process for ethylene production. A major operating issue within steam cracking furnaces is the formation of solid carbon byproducts (i.e. coke) that deposit within the reactor ... -
Bottom-up Process Development for High Throughput Electronic Device Fabrication
(Georgia Institute of Technology, 2021-02-05)Electronic device fabrication is inherently limited in throughput due to its 2-D nature. Despite this limitation, devices fabricated by the planar process are ubiquitous in every-day life. If the throughput of electronic ... -
DEVELOPING A TRANSCRIPTIONAL PROGRAMMING EDIFICE USING SYSTEMS OF ENGINEERED TRANSCRIPTION FACTORS
(Georgia Institute of Technology, 2021-01-08)The control of gene expression is an important tool for metabolic engineering, biomedicine, and biomanufacturing. Currently, the field of Synthetic Biology is limited by the ability to construct synthetic, multi-input ... -
DEVELOPMENT AND CHARACTERIZATION OF VIRAL VECTORS FOR STRESS-DEPENDENT TRANSGENE EXPRESSION IN NEURONS
(Georgia Institute of Technology, 2021-01-19)This work introduces a viral vector that captures intrinsic signals associated with the unfolded protein response (UPR) to control gene product delivery in neurons. The development of this molecular tool responds to the ... -
Tunable Graphene Oxide Membranes for Ionic and Molecular Separations
(Georgia Institute of Technology, 2021-04-27)Membrane-based dewatering of weak black liquor (BL) is an attractive alternative for significantly reducing energy usage compared with the conventional evaporation process. The overall aim of the thesis is to develop a ... -
MULTISCALE COMPUTATIONAL MODELING OF NANOSTRUCTURE AND TRANSPORT IN POLYMER ELECTROLYTE MEMBRANE FUEL CELLS
(Georgia Institute of Technology, 2022-01-04)Polymer electrolyte membrane fuel cells (PEMFCs) are predicted to revolutionize energy conversion for transportation due to a multitude of advantages over conventional methods. However, due to their lack of resillience ... -
Electrode Modifications for Improved Anion Exchange Membrane Water Electrolyzer Durability
(Georgia Institute of Technology, 2021-12-14)Within this dissertation electrode modifications for improved anion exchange membrane (AEM) electrolyzer durability are investigated. Ionic and inert catalyst binders were analyzed during electrolysis and the relationships ... -
RHEOLOGY AND DYNAMICS OF CAPILLARY FOAMS AND THEIR APPLICATION TO ENHANCED OIL RECOVERY
(Georgia Institute of Technology, 2021-10-19)Aqueous foams are ubiquitous; they appear in many products and processes and provide a variety of functional and sensory benefits to many applications because of their elastic and viscous rheological properties. In enhanced ...