Browsing Theses by Title
Now showing items 11193-11212 of 15591
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Politics Through T-Shirts: A History of Protest, a Study of Digital Public History Methodologies and Open-Source Curating
(University of Waterloo, 2021-02-26)The T-shirt, as it exists in the twenty-first century, is a staple in every wardrobe across the United States. Since it’s rise to popularity in the 1950s, it has been used a symbol of rebellion and dissent of the youth. ... -
Politics, Principles and Pluralism: On why liberalism must be inconsistent if correct
(University of Waterloo, 2014-10-24)In this dissertation, the author argues that constructivist foundations of political liberalism require a rarely recognized sort of pluralism—not only the familiar pluralism between ideas about how we ought to live that ... -
Poly(ether block amide)-based Composite Membranes for Carbon Capture
(University of Waterloo, 2020-01-17)A great amount of anthropogenic CO2 emissions has caused the greenhouse effect which impacts the living environment of creatures on the planet. Effective carbon capture technologies need to be developed to reduce CO2 emissions. ... -
Poly(vinylidene fluoride) membranes: Preparation, modification, characterization and applications
(University of Waterloo, 2009-09-24)Hydrophobic microporous membranes have been widely used in water and wastewater treatment by microfiltration, ultrafiltration and membrane distillation. Poly(vinylidene fluoride) (PVDF) materials are one of the most popular ... -
Polycrystalline Silicon Capacitive MEMS Strain Sensor for Structural Health Monitoring of Wind Turbines
(University of Waterloo, 2016-12-21)Wind energy is a fast-growing sustainable energy technology and driven by the need for more efficient energy harvesting, size of the wind turbines has increased over the years for both off-shore and land-based installations. ... -
Polydopamine-Based Thin Film Composite Membranes for Pervaporative Concentration of Potassium Acetate Solution
(University of Waterloo, 2022-12-19)Potassium acetate (KAc) is a valuable chemical product due to its widespread application in multiple fields. During the production of KAc, the concentration of dilute KAc solution is a vital pre-treatment procedure to ... -
Polyethylene Glycol as an Electrolyte Additive for Rechargeable Hybrid Aqueous Batteries
(University of Waterloo, 2018-09-05)Climatic and environmental challenges arising from excessive greenhouse gas production from human activities have necessitated a serious shift towards sustainable and renewable sources of power such as solar, wind and ... -
Polyhedral Diameters and Applications to Optimization
(University of Waterloo, 2022-09-01)The Simplex method is the most popular algorithm for solving linear programs (LPs). Geometrically, it moves from an initial vertex solution to an improving neighboring one, selected according to a pivot rule. Despite decades ... -
Polymer Additive Engineering of Organolead Halide Perovskites: Effect on Device Characteristics and Scalable Manufacturing
(University of Waterloo, 2022-10-21)Within the last decade, organolead halide perovskites such as methylammonium lead iodide (MAPbI₃), have established themselves as a promising material choice for developing highly efficient and cost-effective photosensitive ... -
Polymer Based Nanocomposites as Multifunctional Structure for Space Radiation Shielding: A Study of Nanomaterial Fabrications and Evaluations
(University of Waterloo, 2018-06-18)Radiation shielding in space missions is critical in order to protect astronauts and other payloads from radiation damage. Low atomic-number materials such as hydrogen are proved to be efficient in shielding ionizing ... -
Polymer Electrolyte Membranes for Liquid Olefin-Paraffin Separation
(University of Waterloo, 2013-08-28)Olefin/Paraffin separation, traditionally carried out by cryogenic distillation, is difficult to achieve due to the similar size and volatility of the components. Recently, many studies have explored membrane separation ... -
Polymer Electrolytes for Rechargeable Lithium/Sulfur Batteries
(University of Waterloo, 2015-02-17)The lithium/sulfur (Li/S) battery is one of the most promising candidates for energy storage systems due to sulfur’s high theoretical specific capacity at 1672 mAh g-1. This capacity is an order of magnitude higher than ... -
Polymer Electrolytes for Rechargeable Lithium/Sulfur Batteries
(University of Waterloo, 2013-08-29)With the rapid development of portable electronics, hybrid-electric and electric cars, there is great interest in utilization of sulfur as cathodes for rechargeable lithium batteries. Lithium/sulfur batteries implement ... -
Polymer Gels as Functional Soft Solids
(University of Waterloo, 2020-10-21)Polymer gels are polymer networks suspended in a liquid where chemical or physical crosslinks of the network maintain the physical form of the gels. They are a hybrid material that is between a liquid and a solid, making ... -
Polymer NdFeB Hard Magnetic Scanner for Biomedical Scanning Applications
(University of Waterloo, 2014-04-23)Micromirror scanners are the most significant of the micro-optical actuator elements with applications in portable digital displays, automotive head-up displays, barcode scanners, optical switches and scanning optical ... -
Polymer-Integrated Organolead Halide Perovskite for Solar Cells and Self-Powered Electronic Devices
(University of Waterloo, 2020-04-28)In recent years, organolead halide perovskites (MAPbI3) have emerged as prospective materials for high-efficiency, inexpensive, and simple solution-processed optoelectronic devices such as solar cells, photodetectors, and ... -
Polymer-stabilized Transition Metal Nanocatalysts: Synthesis, Characterization, and Applications
(University of Waterloo, 2015-01-22)Novel polymeric architectures and analytical methods were designed for the synthesis, characterization, and applications of metallic nanocatalysts. Four main research areas were investigated, namely: i) palladium nanocatalysts, ... -
Polymeric Coatings for Targeted Nanoparticle Delivery to Subsurface Contaminants
(University of Waterloo, 2019-05-01)Terrestrial oil spills account for the majority of oil spills world wide and present a challenging remediation problem owing to the inaccessibility of subsurface petroleum hydrocarbons (PHC). Contaminants such as crude oil ... -
Polymeric Materials for Detection of Chemical Warfare Agents
(University of Waterloo, 2021-12-08)Chemical Warfare Agents (CWAs) are toxic synthetic chemicals that can have incapacitating or lethal effects. The 1997 Chemical Weapons Convention (1997 CWC) restricted production, stockpiling and use of CWAs, including ... -
Polymeric semiconductor and transition-metal dichalcogenide nanocomposites for inkjet-printed thin-film transistor devices
(University of Waterloo, 2023-10-20)Patterned using subtractive processes, conventional thin-film deposition techniques inevitably require high-vacuum deposition and photolithography to define functional layers to create a device structure. Inkjet printing ...