Trent University Graduate Thesis Collection

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    Copyright for all items in the Trent University Graduate Thesis Collection is held by the author, with all rights reserved, unless otherwise noted.
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    Displaying 21 - 40 of 524

    Simulating Microwave Morphology Dependent Resonances in Aqueous Dimers and Trimers

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Nikkhah Fini , Shima, Thesis advisor (ths): Slepkov, Aaron A, Degree committee member (dgc): Atkinson, Bill B, Degree committee member (dgc): Gaspari, Franco F, Degree granting institution (dgg): Trent University
    Abstract: <p>Microwave resonances in isolated water-based spheres, dimers, and trimers are explored using simulations conducted with COMSOL Multiphysics. The study centers on morphology-dependent resonances (MDRs) and hotspot characteristics in cm-sized objects at microwave frequencies. Monomers subjected to microwave radiation exhibit four distinct resonant modes at specific sizes characterized by… more

    Movement patterns, food availability, and fungal diets of sympatric flying squirrels in the Kawartha Highlands

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Persad, Rebekah, Thesis advisor (ths): Bowman, Jeff, Degree committee member (dgc): Nol, Erica, Degree committee member (dgc): Davy, Christina, Degree granting institution (dgg): Trent University
    Abstract: <p>Northern flying squirrels (NFS) are mycophagous specialists (fungi-dominated diet) thatmay be displaced with southern flying squirrel (SFS) range expansion, thereby limiting
    fungal dispersal in forest communities. To understand the implications of squirrel
    species turnover on mycophagy, we investigated the home ranges of both flying squirrel
    species who are living in stable sympatry. We… more

    Advancements and Challenges in Ciguatoxin Detection: Developing a High- Resolution Mass Spectrometric Method for the Identification of P-CTX-3B

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Prytulka, Natasha Grace, Thesis advisor (ths): Hintelmann, Holger, Thesis advisor (ths): Stock, Naomi, Degree committee member (dgc): Metcalfe, Chris, Degree granting institution (dgg): Trent University
    Abstract: <p>The detection of ciguatoxins (CTXs) in biological samples is challenging due to their low concentrations, the presence of various congeners, and the absence of standardized methods. This study uses high resolution mass spectrometry (HRMS) with P-CTX-3B as a reference standard. The protonated molecules ([M+H]+) were most prevalent, especially when acetonitrile/water was utilized,… more

    Soil health and soil microbial responses to cash crop management in Ontario

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Ranasinghe, Oshadhi Ruwanthika, Thesis advisor (ths): Thompson, Karen, Degree committee member (dgc): Eimers, Catherine, Degree committee member (dgc): Dang, Huy, Degree granting institution (dgg): Trent University
    Abstract: <p>In Ontario, farmers commonly use a MZ (Maize (Zea mays L.))-SB (Soybean (Glycine max))/WW (Winter wheat (Triticum aestivum)) – CC (mixed cover crop) rotation to maximize economic benefits. This study aimed to investigate the short-term impacts of the crop rotation phases and their associated management practices in this diversified cash crop rotation on soil health and the abundance of… more

    Calibration of accelerometer transmitters for estimating field metabolic rates in walleye (Sander vitreus)

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Ritchie, Erin, Thesis advisor (ths): Raby, Graham, Thesis advisor (ths): Brownscombe, Jake, Degree committee member (dgc): West, Sarah, Degree granting institution (dgg): Trent University
    Abstract: <p>The Great Lakes represent nearly a fifth of the global freshwater surface supply, and support culturally, economically, and ecologically important fish species such as Walleye (Sander vitreus). With water temperatures projected to rise by several degrees in the coming century, understanding the energetic impacts on fishes is crucial for effective habitat and fisheries management. I… more

    Why can't I stick to my workout routine? An integrated approach to self-regulation and physical activity

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Samtleben, Eric, Thesis advisor (ths): Smith-Chant, Brenda, Degree committee member (dgc): O'Hagan, Fergal, Degree committee member (dgc): Bray, Steven, Degree granting institution (dgg): Trent University
    Abstract: <p>Previous researchers have linked lower levels of stress and greater ability to mobilize energy toward a goal (self-motivation); confidence in their ability to complete/achieve a particular task or goal (self-efficacy), and ability to willfully control their thoughts, emotions and behaviour (self-control) to regular physical activity (PA). In an effort to provide further insight into the… more

    Investigation of Dynamics of Particulate Transport under Varying Climate Conditions

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Schweighofer, Christopher John, Thesis advisor (ths): McKenna Neuman, Cheryl, Degree committee member (dgc): Power, Ian, Degree committee member (dgc): Aherne, Julian, Degree granting institution (dgg): Trent University
    Abstract: <p>A key knowledge gap in aeolian transport research concerns the adjustment of saltation processes to the extreme conditions found within high-latitude regions. A series of wind tunnel experiments were carried out under full climate control and over a wide range in humidity. Particle entrainment and transport within shearing flows of varied wind speed were monitored over beds of varied… more

    Oral Language and the Approximate Number System - A Preliminary Study

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Shewen, Janice, Thesis advisor (ths): Im-Bolter, Nancie, Degree committee member (dgc): Agostino, Alba, Degree committee member (dgc): Eastabrook, Jennifer, Degree granting institution (dgg): Trent University
    Abstract: <p>AbstractOral Language and the Approximate Number System – A Preliminary Study
    Janice Shewen
    The approximate number system (ANS) involves the processing of rudimentary quantity and is
    thought to be an innate developmental building block for mathematics and its sister construct, the
    symbolic system. The conventional belief is that the ANS is language independent; however, this
    notion is… more

    Mathematical Biology: Analysis of Predator-Prey Systems in Patchy Environment Influenced by the Fear Effect

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Smit, AJ, Thesis advisor (ths): Wang, Xiaoying, Degree committee member (dgc): Wang, Xiaoying, Degree committee member (dgc): Pollanen, Marco, Degree committee member (dgc): Kong, Jude, Degree granting institution (dgg): Trent University
    Abstract: <p>This thesis is focused on studying the population dynamics of a predator-prey system in a patchy environment, taking anti-predation responses into consideration. Firstly, we conduct mathematical analysis on the equilibrium solutions of the system. Using techniques from calculus we show that particular steady state solutions exist when the parameters of the system meet certain criteria.… more

    How Spotting With Touch Affects Skill Performance and Self Confidence in Gymnasts

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Sorzano, Samantha, Thesis advisor (ths): Brown, Liana, Degree committee member (dgc): Peters, Kevin, Degree committee member (dgc): Bernardi Bagesteiro, Leia, Degree committee member (dgc): Humphreys, Terry, Degree granting institution (dgg): Trent University
    Abstract: <p>Positive coaching techniques are gaining prominence in the sport of Gymnastics. Coaches are focusing on positive reinforcement, encouragement, and constructive feedback rather than relying solely on traditional, more authoritarian coaching methods. Furthermore, technology is being used to enhance coach-athlete relationships. Video analysis tools and performance tracking software allow… more

    How Far is a Written Word we are Trying to Ignore Processed?

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Soutter, Mariana Margarita, Thesis advisor (ths): Chan-Reynolds, Michael G, Degree committee member (dgc): Mulatti, Claudio, Degree committee member (dgc): Liu, Mowei, Degree granting institution (dgg): Trent University
    Abstract: <p>It is widely believed that basic mental processes involved in skilled reading are automatic in the sense that they occur without intention. Evidence that reading occurs without intention comes from the observation that the meaning of a colour word (e.g., "red") affects the time to name the ink-colour of the word in the Stroop task. Evidence also suggests that non-colour words (… more

    Assessing the drivers of white-tailed deer (Odocoileus virginianus) migration: Exploring changing predation risk and food availability in an Ontario population

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Sucharzewski, Stephen, Thesis advisor (ths): Northrup, Joseph M, Thesis advisor (ths): Patterson, Brent R, Degree committee member (dgc): Shafer, Aaron B, Degree granting institution (dgg): Trent University
    Abstract: <p>Animal migration is defined as the seasonal movement from one independent and non-overlapping range to another. Understanding how and why animals migrate is important not only to understand their life history processes but also for informing other important ecological processes such as the spread of wildlife disease and habitat alteration. Animal migrations have been impacted by human… more

    Regional diet and isotopic niche of predatory fish following a regime shift in Lake Huron

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Taylor, Courtney Erin, Thesis advisor (ths): Dunlop, Erin S, Degree committee member (dgc): Lauzon, Ryan, Degree committee member (dgc): Raby, Graham, Degree committee member (dgc): Rennie, Michael, Degree granting institution (dgg): Trent University
    Abstract: <p>Lake Huron's food web has experienced drastic changes in response to multiple stressors including declines in offshore productivity, decreased trophic transfer efficiency and a transformation of the benthic food web. However, how these changes have affected the diets and isotopic niches of predatory fish is largely unexplored. My diet study analysed stomach contents from five… more

    Insights from Dictyostelium: Examining the role of cellular stress in Batten disease

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Thanabalasingam, Aruban, Thesis advisor (ths): Huber, Robert J, Degree committee member (dgc): Yee, Janet, Degree committee member (dgc): Donaldson, Micheal, Degree granting institution (dgg): Trent University
    Abstract: <p>The neuronal ceroid lipofuscinoses (NCLs), commonly known as Batten disease, are a family of fatal neurodegenerative disorders that primarily affect children. Several subtypes of NCLs have been reported, each being caused by a mutation in a distinct ceroid lipofuscinosis neuronal (CLN) gene; this results in aberrant lysosome function and the accumulation of lipoprotein aggregates (known… more

    Spatiotemporal patterns of dissolved organic matter in Boreal Shield lakes and ice of the Laurentian Great Lakes

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Arsenault, Anthony, Thesis advisor (ths): Xenopoulos, Marguerite A., Degree granting institution (dgg): Trent University
    Abstract: <p>Dissolved organic matter (DOM) plays a vital role in lake ecosystems, yet its temporal and spatial variations in lakes remain poorly understood. This study investigates DOM dynamics in boreal lakes during the warm season and the Laurentian Great Lakes ice during winter. Sampling 10 boreal lakes in early and late June 2022, revealed subtle changes in DOM in the epilimnion and hypolimnion… more

    The Effect of Systemic Temozolomide on Learning, Emotional Behaviour, and Hippocampal Synaptic Plasticity: Implications for chemotherapy-induced cognitive impairment

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Blewett, Kaitlyn Alisha, Thesis advisor (ths): Fournier, Neil M, Degree committee member (dgc): Lehmann, Hugo, Degree committee member (dgc): Chan-Reynolds, Michael, Degree granting institution (dgg): Trent University
    Abstract: <p>ABSTRACT
    Patients who undergo chemotherapy often complain of a persistent 'brain fog' that can be present up to years after treatment ends. This fog is expressed as marked impairments in areas of learning, memory and mental health. As it stands, researchers have yet to determine the mechanism at fault for these impairments. The present experiment investigates if the… more

    Length of stay and habitat use of shorebirds at two migratory stopover sites in British Columbia, Canada

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Blondin, Anne, Thesis advisor (ths): Nol, Erica, Degree committee member (dgc): Drever, Mark, Degree committee member (dgc): Flemming, Scott, Degree committee member (dgc): Burness, Gary, Degree granting institution (dgg): Trent University
    Abstract: <p>Many species of shorebirds depend on stopover sites to rest and refuel during their long-distance migrations. To determine how shorebirds use migratory stopover sites, we tracked three species of shorebirds at two stopover sites in British Columbia, Canada from 2018-2021 during northward and southward migration using automated telemetry. Western Sandpipers (Calidris mauri) stayed longer… more

    The Influence of Atmospheric Circulation on Snowmelt and Carbon Fluxes in the Canadian Low Arctic

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Braid, Alexandra Stephanie Lind, Thesis advisor (ths): Lafleur, Peter, Degree committee member (dgc): Hember, Robert, Degree committee member (dgc): Aherne, Julian, Degree granting institution (dgg): Trent University
    Abstract: <p>This study examines the atmospheric (synoptic) controls on snowmelt and snow-free season carbon dioxide (CO2) fluxes at Daring Lake, Northwest Territories. Atmospheric circulation patterns were derived from 500 hPa geopotential height and classified using the self-organizing maps artificial neural network. Snowmelt timing was not found to be influenced by atmospheric circulation patterns… more

    Palladium N-Heterocyclic Carbene Complexes in Cross-Coupling Reactions: Ligand and Catalyst Development

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Brick, Kasandra Julie Anne, Thesis advisor (ths): Keske, Eric C, Degree committee member (dgc): Maly, Kenneth, Degree committee member (dgc): Zenkina, Olena, Degree committee member (dgc): Vreugdenhil, Andrew, Degree granting institution (dgg): Trent University
    Abstract: <p>The synthesis of biaryls through transition metal catalyzed cross-coupling reactions has been instrumental for synthetic organic chemists. The Hiyama reaction, which features organosilicon derived cross-coupling partners with aryl chlorides, remains relatively underdeveloped compared to other cross-coupling reactions. In this thesis, it is demonstrated that bench stable Palladium N-… more

    The Impact of the COVID-19 Pandemic on Black People in Toronto: Informing Public Health Nurses on what they can do: A Scoping Review

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Thompson, Fitzroy Hugh, Thesis advisor (ths): Gilmer, Cyndi, Degree committee member (dgc): Firang, David, Degree granting institution (dgg): Trent University
    Abstract: <p>The Impact of the COVID-19 Pandemic on Black People in Toronto: Informing Public Health Nurses on What They Can Do: A Scoping Review by Fitzroy H. Thompson MScN, explores Black people in low-income neighbourhoods being at increased risk of COVID-19 infection and death due to longstanding health inequity. The research consisted of white and grey literature from Canada between March 2020… more