Browsing Chemical Engineering by Title
Now showing items 372-391 of 990
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Experimental investigations in improving the VAPEX performance for recovery of heavy oil and bitumen
(University of Waterloo, 2010-09-30)The process of vapor extraction (VAPEX) is a recovery process which targets the heavy oil and bitumen resources. Owing to high viscosity values for these unconventional types of oil, the recovery processes in such reserves ... -
Experimental Methods and Mathematical Models to Examine Durability of Polymer Electrolyte Membrane Fuel Cell Catalysts
(University of Waterloo, 2013-06-19)Proton exchange membrane fuel cells (PEMFC) are attractive energy sources for power trains in vehicles because of their low operating temperature that enables fast start-up and high power densities. Cost reduction and ... -
Experimental Studies Focused on the Pore-Scale Aspects of Heavy Oil and Bitumen Recovery Using the Steam Assisted Gravity Drainage (SAGD) and Solvent-Aided SAGD (SA-SAGD) Recovery Processes
(University of Waterloo, 2012-01-20)Increasing energy consumption and continuous depletion of hydrocarbon reservoirs will result in a conventional oil production peak in the near future. Thus, the gap between the global conventional oil supplies and the ... -
Exploration of acetate as a feedstock for propionate production in engineered Escherichia coli
(University of Waterloo, 2017-08-29)With a relatively low reductance, acetate is considered as a poor and uncommon carbon source for microbial production and, therefore, the production strains will require major strain engineering for effective utilization ... -
Exploring Cornstalk and Corn Biomass Silage Retting as a New Biological Fibre Extraction Technique
(University of Waterloo, 2013-05-21)Presently there are two forms of biological fibre extraction, water retting or dew retting, which use bacteria or fungi, respectively. Microbial action results in release of the cellulose fibres due to modification of the ... -
Exploring the Cytoskeleton and Apoptosis Mechanisms in Fuchs Endothelial Corneal Dystrophy Using In Vitro Biomimetic Models and Immortalized FECD Cells
(University of Waterloo, 2023-12-14)Fuchs endothelial corneal dystrophy (FECD) is a corneal endothelium (CE) and Descemet’s membrane (DM) dysfunction symptom, which is the most common corneal endothelial disease. Despite the long history of clinical assessments ... -
Extended Range Electric Vehicle Powertrain Simulation and Comparison with Consideration of Fuel Cell and Metal-air Battery
(University of Waterloo, 2016-04-14)The automotive industry has been in a period of energy transformation from fossil fuels to a clean energy economy due to the economic pressures resulting from the energy crisis and the need for stricter environmental ... -
Extraction and Concentration of Glutathione from Yeast
(University of Waterloo, 2018-09-19)Glutathione is a tripeptide present in most mammalian tissue. It has a great variety of significant physiological functions, such as regulating cell growth and division; helping DNA synthesis and repair. Glutathione can ... -
Extrusion-based 3D Printing and Characterization of Edible Materials
(University of Waterloo, 2018-01-19)3D printing food offers the ability to customize shapes, texture, as well as nutritional content. In addition, it can automate the cooking process to save time and produce meals on-demand to minimize waste. One potential ... -
Fabrication and characterization of biomimetic dry adhesives supported by foam backing material
(University of Waterloo, 2017-08-23)Using sacrificial templates to create 3D structures is commonly employed in various fields such as tissue engineering and water remediation to create complex and high surface area scaffolds. Herein, several sacrificial ... -
Fabrication and Characterization of Metal-support for Solid Oxide Fuel Cells (MSOFCs)
(University of Waterloo, 2016-09-27)Solid oxide fuel cells (SOFCs) can generate electricity with higher efficiency and reduced carbon emissions compared with conventional power generation systems. Unlike many other fuel cells, SOFCs are beneficial in terms ... -
Fabrication and Characterization of Novel Flow Battery Electrodes using Electrospinning
(University of Waterloo, 2018-09-25)The increase in energy demand, depletion of fossil fuel reserves and climate change has shifted our focus to using renewable energy resources. Alternative energy sources, though environmentally friendly, are intermittent ... -
Fabrication and Characterization of Novel Zinc Air Battery Cathodes Using Electrospinning and Electrospraying Techniques
(University of Waterloo, 2021-02-01)High specific energy density, low cost, and relative safety make zinc air batteries a promising energy storage technology. However, to fully realize their advantages improvements must be made to increase their efficiency, ... -
Fabrication of Graphene-based Electrodes for Electrochemical Energy Storage Devices
(University of Waterloo, 2023-08-29)Amid a global climate crisis, the urgent transition to net zero carbon emissions necessitates the development of improved electrochemical energy storage (EES) devices, such as batteries and supercapacitors. One of the most ... -
Fabrication of Nanostructured Manganese Oxide Electrode with M13 Phage Template
(University of Waterloo, 2014-01-08)Applications of biotechnology in drug delivery and medical instrumentation and energy storage have been gaining popularity. Especially, utilization of biotechnology for energy storage is attracting attention due to its ... -
Fabrication of Transparent Nanocellulose Paper from Plant Sources for Energy Devices
(University of Waterloo, 2024-01-04)Over the past decades, electronic waste has accumulated and has increased by 21% in the last five years. Recently, a UN report founded that the world dumped a gross record of 53.6 million tonnes of e-waste across last ... -
Facile solid-state synthesis of eco-friendly sodium iron silicate with exceptional sodium storage behaviour
(Elsevier, 2018-09-01)It is crucial to develop stable energy sources for rechargeable sodium-ion batteries using simple synthesis methods. Herein, we report a facile route for synthesizing phase-pure carbon-coated Na2FeSiO4 polyanionic cathodes ... -
Fermentation study of metabolically engineered Escherichia coli strains for high-level 1-propanol production
(University of Waterloo, 2015-09-29)As the current global energy requirements are mainly met through the combustion of petroleum, coal, and natural gas, concerns over the global warming and the sustainability of the future exploitation of fossil fuels are ... -
Fibers-based Porous Structures for Oil Absorption Applications
(University of Waterloo, 2018-01-18)In the age of environmental awareness the persistent problem of oil spills and their frequent occurrences have urged researchers to advance and innovate the methods for oil spill remediation. Besides being a significant ... -
Flexible Energy Storage Systems Based on Electrically Conductive Hydrogels
(Elsevier, 2019-01)To power wearable electronic devices, various flexible energy storage systems have been designed to work in consecutive bending, stretching and even twisting conditions. Supercapacitors and batteries have been considered ...