Browsing Theses by Type "Doctoral Thesis"
Now showing items 61-80 of 5471
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Adaptive Traffic Signal Optimization Using Bluetooth Data
(University of Waterloo, 2017-10-23)Traffic congestion continues to increase in urban centers causing significant economic, environmental, and social impacts. However, as urban areas become more densely developed, opportunities to build more roadways decline ... -
Adaptive User Authentication on Mobile Devices
(University of Waterloo, 2022-07-19)Modern mobile devices allow users to access various applications and services anywhere. However, high mobility also exposes mobile devices to device loss, unauthorized access, and many other risks. Existing studies have ... -
Additive Manufacturing Methodology and System for Fabrication of Porous Structures with Functionally Graded Properties
(University of Waterloo, 2014-02-26)The focus of this dissertation is on the development of an additive manufacturing system and methodology for fabricating structures with functionally graded porous internal properties and complex three-dimensional external ... -
Additive Manufacturing of Graphene-based Devices
(University of Waterloo, 2017-01-19)Additive manufacturing (AM) introduces a new era for the fabrication of 3D structures. AM, as an emerging and disruptive manufacturing technology, has the potential to be employed for fabrication of polymeric, metallic, ... -
Additive Manufacturing of Architected Structures for Healthcare Applications
(University of Waterloo, 2021-05-07)This dissertation focuses on the development of architected structures via direct additive manufacturing (AM) and novel template-assisted techniques for sensing and tissue engineering applications. Although AM technologies ... -
Additive Manufacturing of Graphene-based Patterns
(University of Waterloo, 2016-02-11)The focus of this dissertation is on the deployment and characterization of a micro-scale aerosol-jet additive manufacturing technology to print highly conductive and flexible graphene-based patterns. For this purpose, a ... -
Additive Manufacturing of Porous Titanium Structures for Use in Orthopaedic Implants
(University of Waterloo, 2015-08-04)This dissertation explores additive manufacturing of porous titanium structures for possible use as scaffolds in orthopaedics. Such scaffolds should be tailored in terms of mechanical properties and porosity to satisfy ... -
Additive Manufacturing of Soft Polysiloxane-based Bio-structures with Heterogeneous Properties
(University of Waterloo, 2018-03-26)This thesis is concerned with the development of novel additive manufacturing (AM) systems and methodologies for high speed fabrication of complex material-graded silicone structures with controllable internal features ... -
Addressing cumulative effects in the context of sustainability and co-governance in Tr'ondëk Hwëch'in traditional territory, Yukon
(University of Waterloo, 2022-05-26)Cumulative effects and impacts associated with non-renewable resource development are issues of sustainability, with potentially significant implications over broad geographic and temporal scales. In Canada, Indigenous ... -
Addressing groundwater over-extraction in India: assessments, monitoring methods and interventions
(University of Waterloo, 2022-08-19)Groundwater is a vast distributed source of water that is critical for meeting the demands of various socio-environmental systems globally. However, the management of groundwater resources has proven to be challenging with ... -
Addressing the Issues of Coalitions and Collusion in Multiagent Systems
(University of Waterloo, 2013-05-22)In the field of multiagent systems, trust and reputation systems are intended to assist agents in finding trustworthy partners with whom to interact. Earlier work of ours identified in theory a number of security ... -
Addressing the RRAM Reliability and Radiation Soft-Errors in the Memory Systems
(University of Waterloo, 2018-04-11)With the continuous and aggressive technology scaling, the design of memory systems becomes very challenging. The desire to have high-capacity, reliable, and energy efficient memory arrays is rising rapidly. However, from ... -
Addressing the Uncertainty Due to Random Measurement Errors in Quantitative Analysis of Microorganism and Discrete Particle Enumeration Data
(University of Waterloo, 2010-10-08)Parameters associated with the detection and quantification of microorganisms (or discrete particles) in water such as the analytical recovery of an enumeration method, the concentration of the microorganisms or particles ... -
Adhesion of Two Cylindrical Particles to a Soft Membrane Tube
(University of Waterloo, 2012-09-26)The interaction of nanoparticles with biological systems, especially interactions with cell membranes, has been a subject of active research due to its numerous applications in many areas of soft-matter and biological ... -
Admission Control for Independently-authored Realtime Applications
(University of Waterloo, 2004)This thesis presents the LiquiMedia operating system architecture. LiquiMedia is specialized to schedule multimedia applications. Because they generate output for a human observer, multimedia applications such as ... -
Adnectin Solubility and Dynamics
(University of Waterloo, 2019-10-28)Rapid growth of the global market for monoclonal antibodies (mAbs) has generated considerable interest in the development of alternative molecules that facilitate rapid discovery and manufacturing, while replicating the ... -
Adolescent Maternal Nutrition and Health in Uganda: Voices from the Community
(University of Waterloo, 2018-01-23)INTRODUCTION: Over one quarter of adolescent girls in rural Uganda and more than one fifth of them in the Busoga region of Eastern Uganda experience pregnancy and childbirth. These young mothers have disproportionately ... -
Adsorption Kinetics of Alkane-thiol Capped Gold Nanoparticles at Liquid-Liquid Interfaces.
(University of Waterloo, 2012-03-08)The pendant drop technique was used to characterize the adsorption behavior of n-dodecane-1-thiol and n-hexane-1-thiol capped gold nanoparticles at the hexane-water interface. The adsorption process was studied by analyzing ... -
Adsorptive Removal of Refractory Sulphur and Nitrogen Compounds from Transportation Fuels
(University of Waterloo, 2011-09-02)The reduction of sulphur in transportation fuel has gained significant importance as the regulatory agencies worldwide react to air quality concerns and the impact of sulphur oxides on the environment. The overall objective ... -
Advanced Carbon Nanomaterials as Non-Precious Metal Catalysts for Fuel Cells
(University of Waterloo, 2017-08-24)Polymer electrolyte membrane fuel cells (PEMFCs) are electrochemical devices that efficiently convert hydrogen and oxygen into electricity and water. Their clean point of operation emissions and continuous operation have ...