Electronic Theses and Dissertations from 2009: Recent submissions
Now showing items 181-200 of 1744
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Effect of different temperatures and pH on the growth and interactions of Hypholoma species and Phlebiopsis gigantea with Armillaria ostoyae and Heterobasidion irregulare
(2024)Root and butt rot diseases caused by the fungal pathogens Armillaria ostoyae and Heterobasidion irregulare, result in substantial economic and ecological losses to pine plantations across southcentral Ontario, Canada. ... -
The experiences of bilingual Chinese international students studying in english at a small Canadian university
(2024)This study explores the experiences of ten Chinese students learning in English at a small Canadian university using Linguistic Portrait Silhouettes and semi-structured interviews in a phenomenologically-influenced case ... -
Design of a polarization reconfigurable and frequency tunable patch antenna system on a magnetic substrate
(2024)Modern radio frequency (RF) and microwave components are continuously evolving to meet the demands of new wireless technologies. One such demand is the ability of these components to be agile and smart. Thus, the rationale ... -
Indirect minimization of common-mode voltage with finite control-set model predictive control in a five-level inverter
(2024)Multilevel inverters (MLIs) are counted as the crucial part of the electric drive systems (EDSs) primarily due to their ability to handle higher operating powers and voltages, to provide high-quality output waveform, and ... -
Geochemistry and mineralizaton of the Lundmark Akow area, North Caribou Greenstone belt, Ontario
(2024)The Lundmark Akow area is located in the south-central porƟon of the South Rim assemblage of the North Caribou Greenstone Belt. The mineralizaƟon consists of several base metal-bearing massive sulphide horizons hosted ... -
Digital twin-assisted multi-layer network: resource optimization for low-latency and energy-efficiency
(2024)The sixth-generation (6G) wireless networks are expected to provide ubiquitous connectivity, high data rate, low latency, energy efficiency, and edge intelligence for Internet of Things (IoT) applications. However, effective ... -
Impact of hardware impairments on the physical layer security of cell-free massive MIMO
(2024)The development of new technologies and applications such as virtual reality, ultra-highdefinition video conferencing, and Internet of Things (IoT) has caused a substantial increase in the demand for higher data rate in ... -
Weaving perspectives in environmental justice and socio-spatial mapping tools: using key-informant interviews and an arts-integrated approach
(2024)Environmental justice (EJ) is an ever-evolving term with multiple definitions, applications, and practices across geographies and disciplines. With a strong history in the United States, it is a growing field in Canada ... -
Towards accessible healthcare: machine learning-enabled diagnosis of Alzheimer’s disease
(2024)Alzheimer’s disease poses a critical challenge to public health with an increasing prevalence among the aging population worldwide. The research question is whether machine learning-based solutions could be a reliable, ... -
Does acute heat stress modulate human milk production in lactating postpartum women?
(2024)Introduction: With rising ambient temperatures globally, heat-vulnerable populations are at greater risk of negative health consequences. Of increasing concern is the potential impact on human milk production and potential ... -
Distributed cooperative state estimation and control for multi-agent autonomous systems
(2024)This dissertation addresses several problems related to distributed cooperative state estimation and control design for multi-agent rigid-body autonomous systems, namely bearing-based distributed pose estimation, distributed ... -
The relationship between multifaceted diversity and functioning of Canadian forests under global environmental change
(2024)Human activities have caused biodiversity simplification at local and global scales and raised concerns about potential effects on ecosystem functions and biodiversity conservation. In the past decades, there have been ... -
Complete oxidation of trans-4-pentylcyclohexanecarboxylic acid by catalytic ozonation using Cu-Mg bi-metallic catalysts
(2024)This thesis studied the use of a bi-metallic Cu and Mg catalyst dispersed on γ-Al2O3 for the complete oxidation of a naphthenic acid (NA) model compound, trans-4- pentylcyclohexanecarboxylic acid (4PCH) by ozone. ... -
Structural layout optimization framework of tall buildings subjected to wind load
(2024)Conventional design methodology for tall buildings is a time-consuming and repetitive trial-anderror procedure with a limited probability of yielding an optimal solution that satisfies architectural, structural and ... -
Estimating DBH with iPad Pro LiDAR in Boreal Forests: methodological considerations and a case study in natural boreal forests
(2024)Diameter at Breast Height (DBH) is the measure of the diameter of a tree stem 1.3 meters above the ground. DBH is a key variable measured in Forest Resource Inventories (FRIs) and is traditionally measured manually, which ... -
The silence that followed Indian Residential Schools: sharing our stories and reconnecting oral history among Omushkego Cree family members in Ontario
(2024)For many Indian Residential School (IRS) survivors, there is a pervasive silence surrounding their childhood experiences. The first research question, what childhood stories pre-existed Indian Residential Schools for ... -
Argument summarization: enhancing summary generation and evaluation metrics
(2024)In the current era of mass digital information, the need for effective argument summarization has become paramount. This thesis explores the domain of argument summarization, focusing on the development of techniques and ... -
Dialogue in enhancing EFL writing proficiency through collaborative synchronous and asynchronous computer-mediated communication
(2024)Writing is considered to be one of the most challenging skills for English as a Foreign Language (EFL) learners in China. To improve students’ writing skills, this study explored a pedagogical strategy that blends ... -
Geology and geochemistry of ultramafic rocks in the Lake of the Woods Greenstone Belt
(2019)The Archean komatiites of the Lake of the Woods greenstone belt, Kenora, Ontario formed on the western extension of the Superior Province southern margin and have not been studied using modern analytical methods. Although ... -
Being, becoming, and belonging: a constructivist grounded theory study describing the process of social norm formation of nurses working in groups
(2024)COVID-19 exacerbated the worldwide shortage of nurses. The Registered Nurses Association of Ontario reported that the number of vacancies among registered nurses in the province has more than quadrupled since the beginning ...
