Digital Commons Network^™

"We Are All About Equality": D/Deaf Inclusivity In Little Wimmin, Ruth Ann Leber

Theses and Dissertations

Figs in Wigs integration of a British Sign Language interpreter in their performance of Little Wimmin is a compelling example of inclusive theatre for D/deaf audiences. By examining the works of foundational D/deaf studies scholars Neil Glickman and Paddy Ladd alongside the works of contemporary D/deaf scholars such as Tom Humphries, Carol Padden, and Michael Richardson we can gain valuable insight into the evolution of the D/deaf culture and identity. This paper will refer to diversity scholar Susanne Ricee when defining the difference between accommodation, access, accessibility, and inclusivity. It will explore the current advantages and limitations of D/deaf accommodations …

Rare Sugars And Dairy Ingredients: A Synergistic Pairing For The Reduction Of Food Waste And Sugar Consumption, Melinda Michelle Moss

Theses and Dissertations

In the future, sustainability in the dairy industry will require creative and scale-able solutions for better utilization of the primary solid component in milk: lactose. One promising avenue of “up-cycling” underutilized lactose is converting it to valuable rare sugars. Rare sugars like D-tagatose and D-allulose are increasing in popularity extremely quickly. D-tagatose and D-allulose are hexose sugars, D-allulose being an epimer of D-fructose and D-tagatose an isomer of D-galactose. They have excellent functional properties in food systems with clean sweetness profiles similar to sucrose. Critically, they also have excellent nutritional characteristics, such as low caloric values and low glycemic indices. …

Improving Data Curation With Spectral Clustering And Shannon Entropy: An Unsupervised Approach Within The Data Washing Machine, Erin Hathorn

Theses and Dissertations

In the ever-expanding landscape of digital technologies, the exponential growth of data presents both challenges and opportunities, demanding innovative approaches to data curation. Effective data curation is pivotal for extracting meaningful insights from vast and complex datasets. This study explores the integration of spectral clustering and Shannon Entropy within the Data Washing Machine (DWM), a novel tool designed to streamline unsupervised data curation processes. The DWM incorporates Shannon Entropy into its clustering process, allowing for adaptive refinement of clustering strategies based on entropy levels observed within data clusters. Spectral clustering, known for its ability to handle complex and non-linearly separable …

Compliant Structures Facilitate Less Invasive And Biomechanically Improved Lumbar Spinal Implants, Daniel J. Orr

Theses and Dissertations

Implants used in lumbar spinal fusion and lumbar total disc replacement procedures have improved substantially over the years, however, the opportunity remains to improve either the adjustability, durability, motion, or minimally invasive characteristics which could aid in achieving optimal surgical outcomes. It is hypothesized that the inherent advantages of compliant mechanisms specifically Deployable Euler Spiral Connectors (DESCs) and a new mechanism known as the interior contact aided rolling element (I-CORE) are well suited for each of these applications and will be explored and utilized as the basis of these proposed designs. By addressing these challenges, the research endeavors to improve …

Engaging Families Of Minoritized Bilingual Preschoolers In Designing A Family Literacy Program, Melany Hooker

Theses and Dissertations

The purpose of this qualitative exploratory study was to include culturally and linguistically diverse minoritized parents in the design of a family literacy program. Parents of traditionally marginalized emergent bilingual Spanish-speaking preschoolers provided feedback on family literacy resources generally and specific resources from the Systematic and Engaging Early Literacy (SEEL) family literacy program, including the website, a lesson plan, and a training video. Culturally relevant pedagogy and user experience (UX) design were applied to determine what these families found accessible, instructive, and important. Feedback was collected through individual interviews and focus groups using UX design. Thematic analyses revealed five main …

Ionic Nanomedicines And Biocompatible Hydrogel: Synthesis, Characterization And Application In Cancer And Drug Delivery, Mujeebat Bashiru

Theses and Dissertations

This dissertation is focused on the development of novel class of ionic materials (IMs), and ionic nanomedicines (INMs) for cancer treatment. These IMs are composed of two therapeutics combined via electrostatic attraction. The impact of various counterions on the drug’s cytotoxic and photophysical properties are unveiled. Moreover, the mechanism of internalization, enhanced toxicity of these materials is investigated by determining their cellular uptake, subcellular localization, and cell death mechanism. Furthermore, the in vivo bioimaging capabilities of the drugs is investigated to validate their potential for clinical relevance. The second part of this dissertation is focused on the synthesis of biocompatible …

Investigation On The Impact Of Loading Effect Of Fruit Juices On The Performance Of Pulsed Electric Field Generators, Devi S

Theses and Dissertations

Pulsed Electric Field (PEF) treatment is one of the efficient non-thermal food processing techniques which is being preferred as a replacement for thermal pasteurization methods. The effectiveness of PEF treatment was measured in terms of reduction in the microbial load in the food, extension of shelf life of the food and retention of nutritional properties of the food. The successful implementation of the PEF treatment depends upon various aspects such as design of pulse generator, parameters of pulse generator, shape and size of the treatment chamber and most importantly the characteristics of each food items. Design and fabrication of a …

Investigating Secondary Metabolites Of Streptomyces And Bacillus Bacteria That Inhibit Colony Growth Of Pathogenic Potato Fungi (Colletotrichum Coccodes, Pythium Ultimum), Jacob R. Henrie

Theses and Dissertations

Potato (Solanum tuberosum) is a crucial global food crop, yet its production is threatened by fungal pathogens such as Pythium ultimum and Colletotrichum coccodes, which cause significant yield losses and impact tuber quality. In this study, we investigated the antifungal properties of various Streptomyces and Bacillus isolates against these pathogens. The Streptomyces isolates, known for their prolific secondary metabolite production, were selected for their varying efficacy against these fungi. Despite the anticipated potential, Streptomyces isolates exhibited limited antifungal activity against Pythium ultimum and only moderate activity against Colletotrichum coccodes. In contrast, Bacillus isolates, particularly B1, demonstrated strong inhibition of C. …

Advancements Of A Vibration-Based Sound Power Method For Direct And Indirect Applications, Ian Charles Bacon

Theses and Dissertations

This dissertation advances the Vibration-Based Sound Power (VBSP) method for measuring the sound power of vibrating structures, expanding its applicability to a wider range of geometries and acoustic environments. The research addresses limitations of traditional sound power measurement techniques by developing an alternative method that achieves near Precision (Grade 1) accuracy while maintaining feasibility for in situ testing under uncontrolled acoustic conditions. After reviewing the current VBSP method in Unit 1, Unit 2 introduces stitching techniques for Scanning Laser Doppler Vibrometer (SLDV) measurements, enabling accurate 3D scans and extending the method to complex geometries. Experimental validation is provided for baffled …

Biodegradable Polymeric Microspheres For Magnetically Guided Drug Delivery To Tumors, Tyler Payson Green

Theses and Dissertations

This thesis investigates the feasibility of utilizing biodegradable polymeric microspheres loaded with the anticancer drug 5-fluorouracil (5FU) and superparamagnetic iron oxide nanoparticles (SPIONs) to magnetically deliver the cancer therapeutic 5FU to a target tumor in the human body. The primary method of material loading consisted of a w/o/w double emulsion mechanism which 1) loads and protects 5FU in the inner water phase consisting of distilled water and polyvinyl alcohol (PVA), 2) dispersed SPIONs in the biodegradable polymeric organic phase consisting of methylene chloride (MeCl2) for eventual magnetic transport, and 3) suspended these w/o emulsion droplets in an outer aqueous phase …

An Empirical Analysis Of The Mmpi-3 Suicidal/Death Ideation Scale, Brittany Barnes Rhodes

Theses and Dissertations

Suicide is a significant concern in society and is one of the leading causes of death in the United States and around the world. Suicidality is particularly prevalent in outpatient psychological treatment centers, with some studies estimating a tenfold increase in prevalence in this setting compared to the population at large. Several measures have been developed to assess suicide risk potential based on symptom frequency and combinations of risk factors, and broadband personality measures have also incorporated suicidality scales into their tests. The current study was focused on assessing the effectiveness of the Suicidal/Death Ideation (SUI) scale on the third …

The Impact Of Race-Related Stress On The Minnesota Multiphasic Personality Inventory (Mmpi-3) Of An African American Community Sample, Cassandra Clayton

Theses and Dissertations

Black Americans have endured profound racial discrimination and systemic injustices rooted in the historical legacy of slavery in the United States. These injustices persist today, permeating various facets of life, such as social interactions, education, politics, legal systems, and employment opportunities. Previous research has explored the cultural ramifications of these experiences, which often lead to race-related stressors and negative impacts on the psychological well-being of Black Americans. However, the exploration of how discrimination and racial stressors impact personality test scores of African Americans, such as on the Minnesota Multiphasic Personality Inventory, 3^rd edition (MMPI-3), is limited. This study investigated …

Transcending The Malaise Of Psychology By Being For The Other: An Alternative View For Psychotherapy, Kylie Marie Burdge

Theses and Dissertations

While psychological practice continues to expand, the sobering decline of mental health identified by Hillman and Ventura (1993) is evidenced by increased rates of suicide (Weir, 2019; Hedegaard, 2021; Stone et al., 2018) and psychopathology (Blue Cross Blue Shield Association, 2018; Twenge et al., 2010). Charles Taylor identified, in the same time frame as the noted decline of mental health, a malaise of modernity (1991), that is, the loss of meaning and transcendence in the modern world. Throughout the history of psychology and Western thought and culture, increased rates of psychological distress certainly coincide with what I will refer to …

Structural Social Determinants And Pacific Islanders' Attitudes Toward Psychological Help Seeking, Abigail Elizabeth Norton

Theses and Dissertations

Pacific Islanders (PIs) report encountering various structural barriers to seeking mental health services. This study aimed to: (a) Evaluate the relationship between structural social determinants of health (SSDH) and attitudes toward help seeking, and (b) Test the mediating role of value and need in seeking treatment on demographic characteristics and openness to seeking professional help. A total of 129 participants (69% female) aged 18–74 (Mage = 34.33, SD = 12.73) completed questionnaires assessing SSDH barriers, demographic characteristics, and attitudes toward seeking professional psychological help. Descriptive analyses, confirmatory factor analysis, and structural equation modeling were performed. We found that being unable …

Automation, Improvement, And Sensitivity Analysis Of 3d Parameterized Maize Stalk Models, Joseph Steven Carter

Theses and Dissertations

Maize is the most grown crop in the world. Each year, 5% of maize is lost due to a phenomenon known as stalk lodging (breakage of the stalk below the ear). One of the most promising solutions to stalk lodging is to design stalks with superior geometry to increase stalk strength. Researchers have developed a 3D parameterized maize stalk model, but these models take a long time to structurally analyze and are missing important material properties. This thesis addressed these problems by developing an automated package for analyzing the 3D parameterized maize stalk model, and by measuring the longitudinal shear …

Efficacy Of An Online Mindfulness Training For Adolescents: A Pilot Study, Gus C. Salazar

Theses and Dissertations

Background: Adolescence represents a period in a person’s life where they develop skills and competencies necessary to flourish in the physical, social, emotional, and academic areas of their lives. Additionally, adolescents are facing unprecedented social and mental health challenges. As such, it is important to equip adolescents with tools to help them succeed. Mindfulness is one resource which has been shown to improve symptoms of stress, depression, and anxiety, while also improving mindfulness ability and overall well-being. Aims: The purpose of this study was to conduct a pilot study to examine the efficacy of a self-guided, internet-delivered mindfulness training with …

Actuation And Stabilization Of Volume-Efficient Origami-Inspired Mechanisms, Hunter T. Pruett

Theses and Dissertations

Trends in the aerospace industry are driving payloads to be smaller and less expensive while yet delivering comparatively large antennas. Deployable reflectarray antennas (RA) are the object of much research to meet these demands because they operate in a flat plane and are easier to stow than parabolic reflector antennas. Because they operate in flat plane, deployable RAs are well-suited to thickness-accommodated origami-inspired mechanisms. This work addresses pattern selection and modification, thickness accommodation, actuation, and stabilization of origami-inspired mechanisms intended to be used as RAs. First, a modified Miura-ori pattern termed volume-efficient Miura-ori (VEMO) is introduced, selected for its ability …

Magnetic Resonance Imaging Of Ultrasound Fields For Visualization And Measurement Of Pressure Amplitudes, Paul-Emile Victor Passe-Carlus

Theses and Dissertations

In vivo pressure estimations for therapeutic ultrasound has the potential of rendering treatments using non-invasive ultrasound targeting safer and more reliable. By quantifying pressures and their respective spatial locations, better acoustic predictions and models can be made. In this thesis, we aim to measure a pressure field from a piezo-electric transducer through a ballistic gel medium by using an external gradient coil to encode the pressure field in a way that can be read and quantified using an MRI scanner. We describe the methods and the results pertaining to visualizing a pressure field. The setup was able to capture pressure …

Development Of Temperature Measurement And Control Of 3d Printed Microfluidic Devices Towards Biomolecular Analysis, Derek A. Sanchez

Theses and Dissertations

Microfluidics are devices with channels or reservoirs that have dimensions in the range of micrometers. They have an increasing role in biological analysis processes due to their ability to use very small sample volumes. Many microfluidic processes rely heavily on precise temperature measurement and control. Advances in 3D printing have led to high resolution digital light processing stereolithography (DLP-SLA) printers capable of using bio-compatible materials, available at BYU. This custom 3D printer has a resolution of 7.6 µm in the XY plane and 10 µm in the Z axis. Combined with a custom-made resin, we can produce microfluidic features as …

Design And Analysis Of Optimal Energy Efficient Routing Protocols For Lifetime Maximization And Qos Enhancement In Wireless Body Area Networks, Karthikeyan S

Theses and Dissertations

In recent times, Wireless Body Area Networks (WBAN) a subsection of Wireless Sensor Networks (WSN) a promising technology for the future healthcare realm with cutting-edge technologies that can assist healthcare professionals like doctors, nurses and biomedical engineers which enables one-to-one care by implementing Tele-Medicine and Tele-Health solutions. Machine Learning (ML) and Internet of Things (IoT) enabled medical big data is the future of the healthcare sector and Medical Technology-based industries leading to applications in other sectors such as fitness tracking for commercial purposes, Sportsperson health monitoring to track their day-to-day activities and wearable devices for critical and emergency care.

Recent …

"If Someone Had Stopped The First World Racist, There Would Be No Racism Today": Empowering African American Muslim Elementary Students Through A Critical Literacy(Critlit) Project, Faten Baroudi

Theses and Dissertations

The Critical Literacy (CritLit) project promotes using critical texts to engage readers in examining their lived experiences and understanding of social justice issues. This study used a qualitative participatory approach with a narrative design to research the students’ engagement in a book club using critical texts. Participants were fourth- and fifth-grade African American students who participated in a 4-week project at a weekend Islamic school in Philadelphia. I organized my study into four sessions. Three book club sessions were audio-recorded and observed. Field notes were taken; pre and post-interviews were conducted; student/teacher reflections were collected with students’ notes and handouts; …

The Forgotten Classrooms: Uncovering The Educational Experiences Of Japanese American Students During World War Ii, Tracie D. Rushing

Theses and Dissertations

"The Forgotten Classrooms: Uncovering the Educational Experiences of Japanese American Students During World War II" explores the impact of forced evacuation and internment on the academic and social development of Japanese American students. This study delves into the unique challenges faced by Japanese American students during a time of widespread discrimination and wartime hysteria, highlighting the disruption of education, psychological trauma, and identity struggles experienced by this population. Through a comprehensive examination of historical monographs, sociological research, and personal narratives, this research sheds light on the long-term effects of the internment experience on educational attainment, career paths, and intergenerational mobility. …

Does Sport Participation Affect Physical Activity, Perceptions Of Exercise, And Physical Distress Tolerance In Adolescents?, Monica Carolina Martinez

Theses and Dissertations

Background: Today's adolescents are not attaining recommended duration of physical activity (PA), which can impact their physical and mental health. Sport participation may be an avenue to increase PA as well as improve positive perceptions of exercise and distress tolerance during PA. We investigated whether sport participation among adolescents influences their overall PA levels as well as PA covariates. We also evaluated the impact of the number of sports an individual participates in on their positive perceptions of PA. Methods: PA data was recorded using the Physical Activity Questionnaire for Adolescents (PAQ-A) and a waist-worn accelerometer. Participants also completed the …

You're Not The Only One Who Can Teach Us: Teacher Facilitation In Three Secondary School Music Contexts, David Dwight Bowman

Theses and Dissertations

Over the last half-century, school music reforms have focused more on content than process, and the directive teaching that serves as the dominant method used by secondary school music teachers is not adequately meeting the needs of the students who currently occupy American high schools. To improve teaching practice in one such high school, an action research study was conducted to investigate the use of facilitative teaching strategies, how those teaching strategies impact students’ learning experience, and what the perceived impacts of those strategies are. A qualitative case study methodology was employed to determine how an intervention period of facilitative …

Exploring Culturally Relevant School Leadership Practices: An Autoethnographic Study, Kezia Myers

Theses and Dissertations

The focus of this autoethnographic study was on the implementation and impact of Culturally Responsive School Leadership (CRSL) within an elementary school. The school is comprised of approximately 400 P-5 students, with a predominantly Black student body (77%), along with students who identify as Hispanic, multiracial, White, and other ethnic backgrounds.

Three research questions were posed: 1) In what ways have I, as a school principal, integrated culturally relevant leadership practices into the decision-making framework at the school? 2) How might what I learn about other principals’ implementation of CRP in their respective schools inform my understanding of its effectiveness …

Utilizing Project-Based Learning To Improve Statistical Literacy, Edward Sabat

Theses and Dissertations

This action research study examined the impact of Project-Based Learning (PBL) on statistical literacy among community college students enrolled in introductory statistics courses. The study addressed the challenge students face in interpreting statistical results in real-world contexts, despite achieving correct numerical answers. Utilizing a PBL approach during the hypothesis testing unit, the study employed an explanatory sequential mixed methods design, incorporating a pretest and posttest using the Reasoning and Literacy Instrument (REALI), followed by structured interviews. Quantitative results demonstrated improvement in statistical literacy in all areas assessed on the REALI, particularly in the area of hypothesis testing and p-values. Qualitative …

Bioluminesence-Induced Photoredox Catalysis And Its Mechanisms, Dominic Jeffrey Bates

Theses and Dissertations

The bioluminescence-induced photoredox reaction (BIPR) is a novel methodology developed to overcome the limitations of photo-induced chemistry by initiating chemical work using bioluminescent Escherichia coli as a photon source. In industry, photochemistry is superseded by thermochemical reaction processes. Despite its massive potential, there are very few applications in industry for photochemistry. Unlike thermochemistry, reaction scale-ups are not as easy as simple dimensional increases in a reaction vessel due to the nature of light. This deficiency is seemingly overcome through the development of flow technologies; however, the overall yield of such methods remains incomparable with those utilizing thermochemistry. This thesis focuses …

Towards Understanding The Relationship Between Hearing Loss And Cognition In Healthy Aging, Samaneh Nemati

Theses and Dissertations

Age-related hearing loss (ARHL) has been increasingly linked to cognitive decline, both directly and through structural brain changes. This study utilized data from the Aging Brain Cohort project at the University of South Carolina (ABC@UofSC) to investigate the relationships between hearing impairments, cognitive performance, and gray matter volume across key brain regions. Specifically, the study aimed to: (i) examine the mediating role of gray matter volume in the relationship between ARHL and cognitive impairments; (ii) investigate the role of regional brain age gap in mediating the relationship between ARHL and cognitive decline; and (iii) delineate the distinctive impact of ARHL …

Inducing And Interpreting Physical Transformation In Electroacoustic Chamber Music Via Experimental Applications Of Modular Synthesizers, Joseph Samuel Lyons

Theses and Dissertations

One of the most rapidly evolving musical genres of the 21st century is interactive electroacoustic chamber music. This is primarily due to the ongoing developments in creative technology that have increased both the idiom's technical accessibility and its potential for artistic expression. In particular, modern modular synthesizers enable electroacoustic musicians to transform the physical characteristics of sound with an extremely fine level of control. This research project has three major goals. The first goal is to explore the relationship between the many disciplines involved in this genre of music through a review of the scholarship of Aleister Crowley, Edgard Varèse, …

Innovative Strategies For Healthcare Data Integration: Enhancing Etl Efficiency Through Containerization And Parallel Computing, Ehsan Soltanmohammadi

Theses and Dissertations

The healthcare industry is rapidly transforming due to technology adoption, resulting in an explosion of data. Extract, Transform, Load (ETL) processes are crucial for integrating and analyzing this data to support decision-making and enhance patient care. However, ETL processes face significant challenges, including data diversity, quality issues, security and compliance, and scalability. Opportunities exist to optimize ETL processes through advanced technologies like big data analytics, containerization, and parallel computing, improving data quality, and enhancing security. This literature review examines current ETL processes in healthcare, highlighting challenges and opportunities for future improvement, ultimately aiming to enhance healthcare outcomes and patient experiences. …