Drones provide a privileged birds’-eye view for collecting high-resolution imagery formorphometric and behavioral sampling of animals. Biologically meaningful measurements extracted from overhead images require an accurate estimate of altitude, but current commercial drones include inaccurate barometer estimates. Recent proposals for coupling altimeter systems to drones have provided customized, open-source solutions,...
Listeria monocytogenes contamination continues to pose challenges for the food industry and there is demand for effective methods of food preservation and protection that can also be considered clean label. A promising source of antilisterial compounds may be sourced from bacteria that produce novel byproducts. Ribosomally synthesized and post-translationally modified...
Production of 89Zr serves as a crucial preliminary step for exploring Zr-chelates, determining their stability constants, and advancing radiolabeling methodologies for monoclonal antibody based theranostics. 89Zr is typically produced by the irradiation of natural yttrium targets, a process extensively documented in scientific literature. Two primary methods are employed: the 89Y(p,n)89Zr...
Background: Access to and effective utilization of healthcare services during the postpartum period is essential in preventing and managing health risks among women after childbirth, ensuring a smooth transition to motherhood, and promoting long-term health outcomes for women and their families. Low-income Medicaid women and those belonging to minority race/ethnicity...
In this comprehensive thesis, we present a series of experiments and findings that highlight the
critical importance of TDC Voltage Sensors in the hardware security domain. Our research begins
by introducing a novel self-calibrating module, demonstrating its efficiency through preliminary
calibration tests. We then delve into the Peak-to-Peak tests, which...
Food waste (FW), brewery waste (BW), and fats, oils, and greases (FOG), are prevalent waste streams in municipalities across the country, particularly in the Pacific Northwest (PNW). Anaerobic digestion (AD), the microbial-mediated transformation of organic waste into methane-rich biogas, offers a sustainable, energy-generating, waste management solution for these wastes. Anaerobic...
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2.1 State of Organic Waste in the United States and Pacific Northwest
Mountain search and rescue is a vital form of emergency response to assist people in austere environments (e.g., extreme terrain, poor weather). Volunteer mountain search and rescue teams in the United States have begun adopting consumer- grade unmanned aerial vehicles to assist a variety of tasks (e.g., search, resource delivery);...
The purpose of this capstone is to provide a reassessment of the emergence of biophilia in interpretive programs conducted in California State Parks. More specifically, this project examines what effect natural resource interpretive programming has on the emergence of biophilia practices and if participants are more likely to be more...
Alzheimer’s Disease (AD) is an abnormal part of aging that mainly affects those over the age of 65. The current therapies are only FDA approved for mild to moderate AD symptoms. Cannabidiol (CBD) is a non-intoxicating constituent of Cannabis sativa that has been shown to have beneficial effects on cancer,...
This research explores the mechanisms of Track III diplomacy employed by EcoPeace Middle East, in the context of environmental peacebuilding within the Jordan Basin region. Focusing on how these mechanisms contribute to improving water quality and quantity, the study delves into their processes in facilitating cooperation among conflicting parties—Israelis, Palestinians,...
The internationalization brought about by online finding aids and the United States’ expanding diverse population necessitates a renewed focus on representation and accessibility in archival research. The accessibility of archival resources depends on the language in which the content is offered to the public. Throughout the United States, the Spanish-speaking...
Combustion emissions produced from burning real transportation fuels have many environmental impacts. However, detailed chemistry across multiple phases, time scales, and thermodynamic conditions make predicting combustion emissions challenging. Detailed modeling of the gas phase alone is prohibitively expensive, due to the large size and stiffness of the kinetic models. The...
2020 and 2021 brought the first reported outbreaks of salmonellosis epidemiologically linked to dry bulb onions in the United States. Outbreak investigations were not able to implicate a specific source of the contamination but speculated that contaminated water was a significant contributor. The Produce Safety Rule established minimum standards for...
This thesis compares the implementation of additive manufactured suspension uprights against subtractive manufactured suspension uprights from concept generation, design, and validation through simulation. Additive manufactured suspension uprights were designed for Global Formula Racing’s 2023 electric vehicle. Utilizing Siemens NX, Nastran, Fusion 360, and Ansys Workbench both subtractive and additive manufactured...
Modular construction is increasingly seen as an efficient construction method in terms of time, cost, and energy. The full realization of these advantages partly relies on the efficiency of the production process inside the modular factories, which currently rely on tedious manual monitoring methods or expensive automated techniques. As a...
The pregnancy and postpartum periods are full of major life transitions. So often, the focus of the literature is about the unborn baby and physical changes a woman experiences throughout this timeframe. Many sources often overlook women’s personal experiences in the perinatal period. Despite an increase in perinatal mood and...
Individuals who are parents and students on TANF experience challenges accessing and persisting in higher education. This study explored the experiences of TANF recipients who are navigating a return to higher education and the impact of college on how they construct a future self. Two theoretical frameworks were used to...
In recent years, unoccupied aircraft systems (UAS) have become increasingly affordable and straightforward to incorporate in monitoring applications of forested ecosystems. This shift has facilitated interest in using these tools to monitor aspects of forest ecosystems including vegetation health, forest structure and composition, and potential habitat provided by these systems....
The Northern Rubber Boa (Charina bottae) is a small, secretive boa native to the Pacific Northwest. Despite this being possibly the highest latitude boas and one of only two boas native to the continental U.S., it has received surprisingly little attention. Most of the research on the natural history of...
Given the recent attention to dams in developing countries as a means to efficiently utilize water resources, mitigating the negative environmental and social impacts they have on riparian states is of utmost importance. This thesis presents a global review of how basin countries, through international water treaties (IWT), ensure that...
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2.1 History, Status Quo, and Future of Dams
Tooth decay in the form of dental caries and cavities is estimated to be among the most common health conditions globally, with treatment of these oral diseases resulting in a massive, world-wide economic burden. The cause of this demineralization of teeth is rooted in the action of complex microbial biofilms...
Two ecologically important lamprey species found in the endorheic Goose Lake Basin face conservation threats; however, relatively little is known about their habitat needs or spatial distribution. Lamprey and their habitat are often found to be patchy; to evaluate these relationships for the lamprey in this basin, I utilized a...
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Chapter 3: Spatial Distribution Model
Contemporary spiritual tourism impacts many stakeholders including environmental ecosystems, tourists, tourist operators, and community members. Increasingly, in the era of the Anthropocene, there is a need for ethical guidance to inform spiritual tourism so as to mitigate social injustice and environmental degradation. This research project investigates the potential for the...
Despite an increase in the number of people who rely on manual wheelchairs, there are still substantial economic barriers to affordable and accessible localization systems. As a result, there is a pressing need to build a versatile yet low cost localization system for manual wheelchairs. Such systems allow users to...
Motion planning is a cornerstone of autonomous robots, enabling robots to safely and efficiently perform tasks such as package delivery, infrastructure inspection, and manipulation. However, as the field of robotics matures, robotic systems are being developed that (1) are challenging to analytically model, (2) require computationally expensive model-based controllers, and...
This paper examines the invasion of exotic wilding conifers on the native tussock grasslands of Aotearoa New Zealand. The investigation includes two studies and aims to better understand the structure of Pinus contorta seeds across tree crown positions and the viability rates of P. contorta seeds produced during a trees...
Executive function (EF) is an extensively researched topic as a predictor for academic achievements for children. Delineated as qualities of self-regulation, EF prepares a child to produce successful behaviors for their learning and social environments. Entering school with sufficient self-regulation skills is proven advantageous for scholarly performance. Within the early...
Road racing shoes have recently evolved to incorporate maximal midsole cushioning and an embedded carbon fiber plate. Shoes in this category have been labeled ‘Advanced Footwear Technology’ (AFT) and may significantly contribute to improvements in running economy, in part due to biomechanical changes at the foot and ankle. However, little...
Through a desk-top analysis, this research shows that South African women have gained and utilize specialized skills, behaviors, and adaptations through their daily activities which are useful when applied to water resource management. Further, South African women are shown to build and draw on social capital as a way to...
To better understand how the rise of global service-based activities affects multijurisdictional tax avoidance, we examine variation in tax-motivated income shifting among product- and service-based firms. We find that service-based firms are more responsive to income-shifting incentives, on average, than product-based firms and that the observed responsiveness among service-based firms...
Respondent-driven sampling (RDS) is used throughout the world to estimate prevalence and population size for hidden populations. Although RDS is an effective method for enrolling people from key populations in studies, it relies on a partially unknown sampling mechanism, and thus each individual’s inclusion probability is unknown. Current estimators for...
This paper addresses the high model complexity and overconfident frame labeling of state-of-the-art (SOTA) action segmenters. Their complexity is typically justified by the need to sequentially refine action segmentation through multiple stages of a deep architecture. However, this multistage refinement does not take into account uncertainty of frame labeling predicted...
This thesis aims to explore the effects of organizational and management principles within the context of a student club – an international Formula Student team. Research on the effects of organizational structuring on student club performance tends to be qualitative in nature. While considering the inherent complexity of the human...
The rapid accumulation of plastic waste in landfill, waterways and oceans is becoming a critical problem, one that current recycling technologies are not capable of solving. Recent proposed approaches in the depolymerization of waste plastics employ an Olefin-Intermediate Process (OIP), where feedstocks like polyolefin plastics are ‘activated,’ producing an olefin...
Powder Metallurgy Hot Isostatic Pressing (PM-HIP) is a widely recognized powder metallurgy manufacturing process to produce near-net-shape and net-shape components. During general PM-HIP processes the metal powders are filled within a capsule (die), heated and loaded with high pressure simultaneously, and solidified to form the final product. Due to the...
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3. Modeling of Effects of Vibration Parameters on Location-Dependent Initial
Relative Density
The experiences of Latinx youth are well-studied in U.S. schools, yet, few studies have focused on their experiences in Community Based Educational Spaces (CBES). CBES continue to be on the periphery of Education research despite the potential affordances of youth-led work in such out-of-school spaces (Baldridge, 2020). At the same...
When pavement markings on roadways are removed, scarring can occur leaving behind traces of where the marking used to be called ghost lines. These ghost lines can confuse drivers on the roadway and divert their attention from the correct lane markings leading them into the false lane. Previous research has...
Quality relationships among families and teachers in early care and education (ECE) hold
promise to nurture resilience among children impacted by adversity. However, little is known
about how adverse childhood experiences (ACEs) may also affect the interactions between
families and teachers. This study uses quantitative survey data from families (N...
Agrivoltaic systems combine solar energy and agriculture, promoting dual land use. Although grazing sheep in these systems is common, research on intentionally designed pastures to increase production is lacking. This study seeks to compare the herbage growth and lamb production in simple, diverse, and legume pastures in an agrivoltaic system...
With the increased demand for high-quality products, reliable and robust process monitoring has become a key capability for modern manufacturing systems. Through sensors installed in the machinery, the real-time information was measured to assess the state of the processes. The measured data can be used to infer the mechanical, material,...
The following taxonomic keys are adapted in part from the subgeneric and species descriptions and keys produced by McGinley (2003), Gibbs et al. (2013) and Gardner and Gibbs (2022). Additional identification information was provided by Jason Gibbs, Thilina Hettiarachchi (University of Manitoba), and Joel Gardner (Washington State University). While these...
Distributed version control allows developers to manage software evolution among distributed development teams. But it does not eliminate all consistency and concurrency issues, and instead introduces additional complexity when merging code. And resolving merge conflicts is nontrivial when automated merging fails. In such cases, developers are forced to inspect the...
Managed honey bees (Apis mellifera) play a vital role in pollinating cultivated crops worldwide. Honey bee colony declines reported in the past two decades have been associated with stressors such as pests and diseases, pesticide exposure, and poor nutrition. In the wake of these colony declines, beekeepers have strived to...
In some legislative bodies, the use of terms like climate change and global warming is frequently seen as taboo. In the United States, voters who identify as right-leaning have reported little concern about the environment or climate change. This lack of interest is mirrored by Republican legislators who often publicly...
Metric spaces (X, d) are ubiquitous objects in mathematics and computer science that are able to capture pairwise distance relationships d(x, y) between points x, y ∈ X. Because of this, it is natural to ask what useful generalizations there are of metric spaces for capturing “k-wise distance relationships” d(x1,...
The Endangered Species Act (ESA) is one of the strongest pieces of legislation enacted for the protection of imperiled species in the United States but has often spurred controversy among resource users for its emphasis on species protection and recovery above all other resource uses. In recent years, the Section...
Many industries in California are difficult to decarbonize, making carbon capture and storage (CCS) essential to reach net zero. California has committed to deliver an enormous 100 thousand tons per year of carbon storage by 2045. Despite much interest in carbon sequestration, there are currently no active geologic carbon capture...
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3. STATUS OF GCCS IN CALIFORNIA
The 24:1 Community is a growing community with ongoing concerns over historical residential segregation, minority-exposure to environmental hazards, and sparse tree canopy coverage. This paper presents a comprehensive review of the current state of the community’s urban forest through an assessment of the urban forest. It also highlights the need...
Improvement behaviors, specifically double loop, have been linked to successful lean implementations. Although the lean literature supports individual cognitive transformation to double loop learning as an important element of lean success, there remains a strategic methodology to achieve sustainable double loop behavior. Perceptions toward behavior and employee satisfaction have been...