Browsing Chemical Engineering by Title
Now showing items 504-523 of 988
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Investigation and Propagation of Defects in the Membrane Electrode Assembly of Polymer Electrolyte Membrane Fuel Cells: Quality Control Analysis
(University of Waterloo, 2019-05-24)Polymer electrolyte membrane fuel cells (PEMFC) have the potential to deliver high power density with a lower weight and volume compared to other fuel cells. However, some of the barriers to the successful commercialization ... -
Investigation of a Novel Hydrogel Anion Exchange Material for the Capture and Purification of Baculovirus
(University of Waterloo, 2014-02-20)Baculoviruses are versatile viruses that can be used as biopestisides, or for the production of recombinant protein and vaccines. Baculoviruses have also been found to be able to transfer genes to mammalian cells. This ... -
Investigation of excipients for the stabilization of HSV-2 vaccine candidate ACAM529
(University of Waterloo, 2018-05-01)Herpes simplex virus type 2 (HSV-2) is a highly infectious pathogen that causes genital ulcerative disease and it affects millions of people worldwide. ACAM529 is a promising new live replication-deficient vaccine candidate ... -
Investigation of Gravity Drainage in Fractured Porous Media
(University of Waterloo, 2010-10-01)The oil production from well fractured carbonate reservoirs is a considerable part of the total oil production in the world. The petroleum resource base in naturally fractured reservoirs is estimated to be in the range of ... -
Investigation of Kinetics of Nitroxide Mediated Radical Polymerization of Styrene with a Unimolecular Initiator
(University of Waterloo, 2009-04-24)This thesis presents the results of a study on the kinetics of nitroxide-mediated radical polymerization of styrene with a unimolecular initiator. The primary objective was to obtain a more comprehensive understanding of ... -
Investigation of Microbial Fuel Cell Performance and Microbial Community Dynamics During Acclimation and Carbon Source Pulse Tests
(University of Waterloo, 2007-10-24)Microbial fuel cells were designed and operated using waste activated sludge as a substrate and as a source of microorganisms for the anodic chamber. Waste activated sludge provided a bacterial consortium predisposed to ... -
Investigation of Multiple Well Injections for Carbon Dioxide Sequestration in Aquifers
(University of Waterloo, 2014-09-02)As the amount of CO2 present in the atmospheres is increasing due to combustion emission, it is becoming more and more important to find ways to reduce greenhouse gas emissions. One of the ways to do that is through carbon ... -
Investigation of Reactivity Ratios for the AMPS/AAm/AAc Terpolymer and Associated Copolymers
(University of Waterloo, 2015-07-29)Water-soluble polymers of acrylamide (AAm) and acrylic acid (AAc) have significant potential in enhanced oil recovery, as well as in other specialty applications. However, to improve the shear strength of the polymer, it ... -
Investigation of Sf-9 Cell Metabolism Before and After Baculovirus Infection Using Biovolume: a Case for the Improvement of Adeno-Associated Viral Vector Production
(University of Waterloo, 2009-08-07)Adeno-associated viral (AAV) vectors have been shown to be potential vectors for the treatment of diseases, including protocols using RNA interference (RNAi). AAV vector production in insect cells using the baculovirus ... -
Investigation of Thermo-mechanical Degradation of Polypropylene-Low Density Polyethylene Blends Exposed to Simulated Recycling
(University of Waterloo, 2020-08-26)Polypropylene (PP) and low-density polyethylene (LDPE) are among the most extensively used resins used mainly in the packaging and automotive sectors and are the largest contributor to municipal waste. Plastic waste ... -
Investigation on using Supercritical Carbon Dioxide as Desorbing and Reaction Medium in the Surfactant Production Process
(University of Waterloo, 2007-05-22)To date, an estimated 70% of energy consumed comes from fossil fuels, such as coal, oil and natural gas. The major source of sulfur dioxide (SO2) emissions comes from combustion of these fossil fuels. Sulfur dioxide is a ... -
INVESTIGATIONS OF KINETIC ASPECTS IN NITROXIDE-MEDIATED RADICAL POLYMERIZATION OF STYRENE
(University of Waterloo, 2007-09-24)An experimental and modeling investigation of nitroxide-mediated radical polymerization (NMRP) of styrene using 2,2,6,6-tetramethyl-1-piperidinyloxy (TEMPO) as controller is presented. The objective was to examine the ... -
Investigations on Colloidal Synthesis of Copper Nanoparticles in a Two-phase Liquid-liquid System
(University of Waterloo, 2008-09-23)Synthesis of copper nanoparticles by a colloidal recipe in a two-phase liquid-liquid mixture (toluene/water) was investigated. The synthesis recipe used in this work was originally applied for the fabrication of alkylamine-capped ... -
Investigations on Drag Reduction by Interactions between Polymer and Surfactant and Polymer and Polymer
(University of Waterloo, 2015-12-22)A large amount of studies have been carried out on pipeline flow with several kinds of drag reducing agents, especially polymers and surfactants. Drag reducing agents, by definition, are additives which help suppress or ... -
An ion conductive polyimide encapsulation: New insight and significant performance enhancement of sodium based P2 layered cathodes
(Elsevier, 2019-11)It is essential to stabilize the surface of P2 layered cathode materials at high cut-off voltages (>4.3 V) in order to construct high-energy sodium ion batteries (SIB) that are promising for commercial application. When ... -
Ionic Liquid Assisted Composite Ceramic-Polymer Electrolyte for Lithium Metal Batteries
(University of Waterloo, 2020-02-11)Facing demands for smaller and more powerful batteries to keep pace with technological advances, as the conventional lithium-ion battery (LIB) is reaching its inherent physicochemical limit, new electrode materials must ... -
Ionic liquid/surfactant mixtures as multi-functional electrolytes for graphene-based supercapacitors
(University of Waterloo, 2022-08-26)Supercapacitors store energy by the restructuring of ions at the electrode/electrolyte interface under an applied potential. Supercapacitors bridge the gap between batteries, which are high energy density devices, and ... -
Ionic-complementary Peptide Modified Electrode for Biosensing Application
(University of Waterloo, 2009-09-17)Self-assembling peptides have emerged as new nanobiomaterials and received considerable attention in the areas of nanoscience and biomedical engineering. One important type is the ionic-complementary peptide, which contains ... -
Irreversible Oxidation Reaction in Aqueous Rechargeable Zn-MnO2 Batteries and Its Elimination for High Reversibility at Low Current Density
(University of Waterloo, 2021-11-30)With the ascending requirements of global energy storage, secondary batteries are receiving significant attentions. Lithium-ion batteries (LIBs) have been dominating the market over the decades because of their superior ... -
Iterative Coupled Shell/Tube Simulation of Waste Heat Boilers using Computational Multiphysics
(University of Waterloo, 2019-08-02)Removal of sulphur from fossil fuels is important in order to avoid the emission of sulphur oxides into the atmosphere, exposure to which has negative health and environ- mental effects. Sulphur is removed from refinery ...