Digital Commons Network^™

Training In The 21st Century: A Transcendental Phenomenological Exploration Of The Experiences Of Virtual Reality Integration For Training Industrial Vocations, Christina M. Bardine

Doctoral Dissertations and Projects

The purpose of this transcendental phenomenological study was to understand the experience of the application of virtual reality (VR) for trainees at a VR training lab for vocational training. The theory guiding this study is the technology acceptance model (TAM), as it encompasses the experiences and perceptions that influence overall acceptance of VR technology in training. The central research question of this study asked, What is the lived experience of the trainees that framed their acceptance of the use of virtual reality and gaming technologies for vocational job training. This transcendental phenomenological study explored the experiences of 19 adult vocational …

Doctor Of Ministry Final Portfolio: Developing A Dynamic Educational Curriculum For Truthwins.Com Supporting Its Global Prospective On Individual's Spiritual Formation, Randall Thomas Keith

Doctoral Dissertations and Projects

This portfolio presents the development of a dynamic educational curriculum for Truthwins.com designed to support its global mission of fostering individual spiritual formation across cultural, social and theological boundaries. The project integrates biblical principles, intercultural competency and contemporary educational practices to cultivate rounded spiritual growth among learners worldwide. Drawing on theological reflection, qualitative research and practical ministry applications, the study outlines a framework that embraces inclusivity, promotes critical engagement with spiritual formation, and equips participants to embody authentic discipleship in a dynamic context. The resulting curriculum aims to inspire transformative learning experiences that unify spiritual development with Truthwins.com commitment to …

Recently Graduated Students From The Freely Associated States And Their Underrepresentation In Advanced Courses In Guam's High Schools: A Case Study, Tricia Mae C Togawa

Doctoral Dissertations and Projects

The purpose of this exploratory qualitative case study was to understand the cultural, psychological, and institutional factors that influenced recent graduates from the Freely Associated States (FAS) in their access and participation in advanced courses located in Guam’s high schools. The theory guiding this study was Vygotsky’s sociocultural theory because it explained how learning and cognitive development happen by social interactions and cultural mediation. The framework provides a lens to examine how cultural practices, values, and social context influence students’ academic experience. The Central Research Question was: How do the cultural, psychological, and institutional factors contribute to the underrepresentation of …

Examining The Impact Of School Resource Officer Training: A Survey Of North Carolina Officers In Schools, Jennifer M. Osborn

Doctoral Dissertations and Projects

Recent increases in violence in schools have led to greater attention on the training and effectiveness of School Resource Officers (SROs). This study analyzes the effects of SRO training programs in North Carolina educational institutions, concentrating on two principal law enforcement agencies: the Cumberland County Sheriff's Office and the Fayetteville Police Department. This research uses surveys and qualitative analysis to examine how SRO training relates to school safety and the development of positive relationships with students.

SRO training protocols and their efficacy in enhancing school safety and cultivating positive student relationships. The study examines four primary research questions concerning the …

Lament Shift: Utilizing Biblical Lament As A Reframing Process To Help Church Members Of First Baptist Church Of Lumberton, Mississippi, Cope With Emotional Distress, Paul Wiseheart

Doctoral Dissertations and Projects

The purpose of this DMIN action research project was to address the problem that church members at First Baptist Church of Lumberton, Mississippi (FBCL) were unprepared to use biblical lament as a meaning-making coping practice to manage emotional distress. The thesis statement was that if FBCL church members participated in Lament Shift, they would report greater preparedness to manage emotional distress. Lament Shift is a curriculum-based program designed to equip FBCL church members to use biblical lament as a meaning-making coping practice in the context of a four-week peer support group. The study used a pre-experimental mixed methods design and …

Secondary Science Teachers’ Perceptions Of Digital Simulations: A Transcendental Phenomenological Study, Marie-Romie Alexis

Doctoral Dissertations and Projects

The purpose of this transcendental phenomenological study was to describe the shared experiences using digital science simulations as instructional tools for secondary science teachers in a large school district in southeastern Florida. Guided by Vygotsky’s social constructivist theory, which emphasizes the importance of providing support within learners’ zone of proximal development to enhance cognitive growth, this study aimed to provide a framework for understanding how teachers support students through digital simulations. The central research question focused on teachers’ experiences with digital simulations as pedagogical tools to improve science skill development. The sample consisted of 14 secondary science teachers. Data were …

U.S. Navy Seal Operational Understanding From 1945 To 1989: A Case Study, Cade Morgan Kemp Pickford

Doctoral Dissertations and Projects

This dissertation will examine the evolution of U.S. Navy SEAL doctrine, mission scope, and overall strategic role from their formal establishment in 1962 through the Cold War interventions in Grenada (1983) and Panama (1989). It will argue that the SEALs transformed from a more experimental counterinsurgency force into a much stronger and more strategically significant instrument of U.S. military policy, shaped by the combat experience, institutional challenges, and ever-evolving geopolitical demands. Drawing upon several primary sources, including archival records, official military histories, several oral interviews, and doctrinal publications, this study employs a qualitative, thematic methodology to analyze patterns in operational …

Desegregation Of The Ranks: How The United States Military Was The First Professional Organization To Integrate All Ethnic Groups, Matthew Lee Spiller

Masters Theses

A nation’s military has often been at the forefront of social progression. The Spartans, a military society, granted women a voice in government and a degree of autonomy over their own lives, while the Athenians—the founders of democracy—considered women second-class citizens with no control over their own affairs. The United States military is no different, striving to ensure fair and equal treatment of all ethnicities within the armed forces. In 1948, President Harry S. Truman issued Executive Order 9981, which desegregated the United States military—six years before the desegregation of public schools in Brown v. Board of Education (1954). This …

Psoriasis And Its Interplay With Liver Diseases: Evidence, Mechanisms, And Clinical Implications, Rajaa Jaber Abdel Rasul, Noor Abdulhussain Naama, Sabaa Abd Jaber, Noor Faraj Kadhem

Muthanna Medical Journal

Psoriasis is a chronic inflammatory disease of immune-related origin. It is no longer classified solely as a localized skin disorder but is now recognized as a systemic disease associated with numerous complications and co-morbidities. Recent studies have demonstrated a strong link between psoriasis and several liver diseases, particularly non-alcoholic fatty liver disease (NAFLD), non-alcoholic steatohepatitis (NASH), and cirrhosis. This association is attributed to shared pathogenic mechanisms among these diseases, including metabolic disturbances, oxidative stress, and chronic inflammation, as well as the pivotal role of inflammatory cytokines such as tumor necrosis factor-alpha (TNF-α ), interleukin-6 (IL-6), and interleukin-17 (IL-17). Recent studies …

Examining Perceptions Of Instructional Design And Technology In The Usaf Corrosion Prevention And Control Program: A Transcendental Phenomenological Study, Jarquees Williams

Doctoral Dissertations and Projects

The purpose of this qualitative transcendental phenomenological study was to examine the perceptions of ID&T in corrosion education and training within the corrosion prevention and control program for personnel in the United States Air Force (USAF). The theory guiding this study was social cognitive theory, as defined by Bandura, which provided a structural framework for assessing personnel perceptions of the effectiveness of CPC education and training. The central research question is: How do USAF personnel perceive the efficacy of instructional design and technology within the USAF corrosion prevention and control education and training program? This study employed a qualitative phenomenological …

Repeated Disasters, Evolving Plans: Flood Mitigation Strategy Change Across Pre- And Post-Disaster Planning Periods In High-Loss U.S. Communities, Jenifar Selim

Electronic Theses and Dissertations 2020 - Present

This research explores how flood mitigation planning has evolved in counties exposed to multiple billion-dollar flooding disasters. The research focuses on two case studies: Jefferson County, Texas, and Jefferson Parish, Louisiana, two Gulf Coast communities with repeated flood exposure. Using comparative content analysis of pre- and post-disaster hazard mitigation plans, the study evaluates how local planning approaches and strategies shift following major flood events. Findings indicate that local governments largely remain reactive rather than proactive; however, these efforts are increasingly expanding beyond traditional infrastructure to incorporate broader resilience strategies, including nature-based solutions and regional coordination. The results highlight a gradual …

Empowering Elementary Music Students To Compose And Perform With Ipad, Matthew Martin Massengale

Doctoral Dissertations and Projects

iPad is a popular device commonly used an educational tool, yet little information is available about how iPad can be used to supplement gaps in music education in elementary classes. It is widely accepted that music education increases student achievement across multiple curriculums: therefore, any techniques and tools available to deliver music lessons that may close gaps in access to quality music education are important to study and understand. Through qualitative research techniques, this study will examine and analyze the efficacy of using iPad in music lessons. Students will access music history and theory through apps installed on iPad. Students …

Sustainable Hydrogel From Biowaste: Synthesis And Characterization Of Pectin And Starch-Based Hydrogels Derived From Fruit Peel, Aneesa Rasheed Anwar, Roudha Sultan Almarri, Munawwar Ali Khan, Pramod Kumbhar

All Works

Arid regions such as the United Arab Emirates face persistent challenges in agricultural productivity due to water scarcity, poor soil quality, and the overuse of chemical fertilizers. As a sustainable alternative, biodegradable hydrogels offer promising solutions owing to their high swelling capacity, water retention ability, and controlled release of water and nutrients. This study explored the synthesis and characterization of eco-friendly hydrogels derived from pectin and starch extracted from orange and banana peels, respectively. These biopolymers are cross-linked using calcium and polyvinyl alcohol, forming hydrogels suitable for agricultural applications. The quality of the extracted biopolymers was assessed by analyzing moisture …

Surveying First-Year Stem Students’ Self-Reported Knowledge, Skills, And Attitudes Towards Teamwork, Gregory R. Goldsmith, Camilla Acosta

Biology, Chemistry, and Environmental Sciences Faculty Articles and Research

The ability to work in a team is cited as a key outcome for many undergraduate Science, Technology, Engineering, and Mathematics (STEM) programs, both as a method for improving learning and as a highly desired trait for employers. Despite a growing focus on teamwork, our ability to design appropriate teamwork curriculum is limited by our poor understanding of what students arriving at university know about teamwork, what teamwork skills they consider themselves to possess, and their attitudes towards teamwork. We delivered a mixed-methods survey to first-year STEM undergraduate students (n = 205) to benchmark knowledge, skills and attitudes towards …

Molecular Mechanism Leading To Human Coronary Atherosclerosis Assessed By Proteomic Analysis And Rna Sequences, Sarah J Parker, Chunhong Mao, David L Caudell, Austin Lyle Seals, Yizhi Wang, Thomas D Green, Joseph M Mcclung, Joshua T Maxwell, Jacolby T Roddey, Kiarash Shakeriastani, Chiung-Ting Wu, Yingzhou Lu, Do-Kyun Kim, Justyna Fert-Bober, Dongping Du, Archana Bhat, Niveda Sundararaman, Matthew Ayres, Rakhi Pandey, Saurabh Bhardwaj, Genesio M Karere, Dana Troxclair, Fannie Jackson, Gordon L Love, Richard Vander Heide, James Hixson, Jennifer E Van Eyk, Yue Wang, David Herrington

Faculty, Staff and Student Publications

Background and aims: Atherosclerosis results from cellular and extracellular changes in the arterial wall, preceded by molecular shifts that initiate disease and drive tissue conversion, yet these changes are not yet fully described. More data are needed concerning these early changes in the coronary artery molecular landscape that signify the initiation of atherosclerosis and the subsequent tissue pheno-conversion to atherosclerotic plaque. This report summarizes results from a large biorepository of human coronary artery tissue, applying state-of-the-art omics technology, advanced data analytic methods, and an arterial organoid model system to predict molecular dynamics and identify potential regulatory mechanisms that could interrupt …

Enhancing Ecological Resilience: Evaluating Peanut Island's Breakwater Impacts On Coral Reef And Shoreline Dynamics, Dayana Castillo

Electronic Theses and Dissertations 2020 - Present

Anthropogenic shoreline modification and inlet-driven hydrodynamic processes can alter sediment transport pathways and sediment deposition in adjacent coral reef environments. This study evaluated how coastal engineering structures, sediment transport dynamics, and localized hydrodynamic processes influence sediment distribution and coral-associated habitats at Peanut Island, Florida. Beach profile surveys, shoreline mapping, sediment grain size analyses, coral monitoring, and historical aerial imagery were used to assess shoreline variability, sediment characteristics, and long-term shoreline evolution between October 2024 and July 2025. Results indicated that much of the eastern shoreline remained relatively stable, while greater variability was observed along the southern shoreline adjacent to the …

Instructional Slides From Molten Salt Electrochemistry Symposium (Moses) 2026, Devin Rappleye, Carlos Mejia, Alex Peroff

Faculty Publications

This instructional slide set was developed for the 2026 Molten Salt Electrochemistry Symposium (MoSES) as an introduction and review of fundamental electrochemical concepts and methods used in molten salt systems. The material is intended for students, researchers, and practitioners seeking to better understand and interpret electrochemical measurements in high-temperature molten salts.

Topics include electrochemical thermodynamics, kinetics, mass transfer, electrode potentials, cyclic voltammetry, chronopotentiometry, chronoamperometry, square-wave voltammetry, electrochemical impedance spectroscopy (EIS), and common approaches for analyzing electrochemical data. Emphasis is placed on building physical intuition, understanding underlying assumptions, recognizing common experimental artifacts, and connecting electrochemical signals to real chemical and transport …

Employing Derivatives In Exchange-Traded Funds: International Perspective And Polish Evidence, Tomasz Miziołek

Journal of Banking and Financial Economics

The main aims of the paper are to examine the use of derivatives by 13 exchange-traded funds primarily listed on the Warsaw Stock Exchange over 2010–2025, including their magnitude and functions, and to identify patterns in derivative use over the past three decades worldwide. The results reveal that derivative use was common among exchange-traded funds listed on the Warsaw Stock Exchange; however, it was limited to basic applications. Futures (standard, e-mini, and micro e-mini) were used to obtain leveraged or inverse market exposure or as a supplement to equity holdings, total return swaps were used for synthetic replication, and forwards …

The Truths Beneath The Story: Internal Conflict, Catharsis, And Psychological Allegory As The Catalyst For Transformation In Screenwriting, Heather Bixler

Masters Theses

The Tour is a psychological coming-of-age screenplay that constructs meaning through the interaction of the main character's internal contradictions, resulting in an emotionally and structurally driven transformation. The screenplay is an original feature-length screenplay that follows Claudia, a 17-year-old girl who finds herself in the Unknown World. There she meets The Heartmaker and discovers her heart is missing. She journeys to Pineville, a town that mirrors her life back home, where her late father is still alive, and the townspeople reflect hidden truths of those she loves. The Tour is a coming-of-age psychological drama with allegorical dimensions. The script explores …

Teachers’ And Parents’ Perception Of The Impacts Of Social Skills Education Among Learners With Autism Spectrum Disorder: A Phenomenological Qualitative Study, Marian Baffoe Bonnie

Doctoral Dissertations and Projects

The purpose of this phenomenological study was to understand the perceptions of the impacts of social skills learning for teachers and parents at a preschool in a central African country. The theory that guided this study was Premack and Woodruff’s theory of mind as it provides a scholarly underpinning for understanding the social and communication deficits experienced by individuals with autism. The central research question that guided the study was: How do teachers and parents perceive the impacts of social skills education among children with autism spectrum disorders? A qualitative methodology using a phenomenological design was used. Purposive sampling was …

Health Literacy And Diabetes Self-Care Behavior, Eucharia Amaefule

Walden Dissertations and Doctoral Studies

Limited health literacy is a significant barrier to effective diabetes self-management among adults with type 2 diabetes mellitus (T2DM), yet nationally representative evidence using comprehensive health literacy measures remains limited. Guided by the health belief model, the purpose of this quantitative, secondary data analysis using cross-sectional data was to examine the relationship between health literacy and diabetes self-care behaviors among U.S. adults with T2DM and determine whether education level moderated this relationship. Data from the 2016 Behavioral Risk Factor Surveillance System were analyzed for U.S. adults (N = 9, 535) with self-reported T2DM. Diabetes self-care behaviors included blood glucose monitoring, …

Effective Work-Life Balance Strategies That Small Business Owners Use To Increase Personal And Organizational Resilience, Anquinett Pope

Walden Dissertations and Doctoral Studies

Small business owners frequently sustain their businesses at the cost of their personal health, which poses long-term threats to both organizational sustainability and resilience. The sustainability of a small business is often inseparable from the health, well-being, and decision-making capacity of its owner. The purpose of this qualitative single case study was to identify and explore effective strategies employed by some small business owners to balance personal and professional obligations to enhance business sustainability. The study was focused on one small business owner from a consulting firm based in the United Kingdom. The project was grounded in the Baldrige excellence …

Influence Of Andesite As A Supplementary Cementitious Material On The Properties Of Portland Limestone Cement-Based Products, Parinya Chakartnarodom, Sureerat Polsilapa, Wichit Prakaypan, Passakorn Sonprasarn, Edward A. Laitila, Nuntaporn Kongkajun

Michigan Tech Publications

Andesite, a dark volcanic rock, was investigated as a supplementary cementitious material (SCM) in four Portland limestone cement (PLC)-based products—(1) cement for structural applications, (2) blended cement for bricklaying and plastering, (3) general-purpose plastering mortar, and (4) plastering mortar for lightweight block applications—with the aim of improving visual appearance, reducing carbon footprint, and lowering raw material cost. Laboratory tests identified 10% PLC replacement with andesite as the optimal level, which was then applied across all mixes. In paste and mortar testing, the incorporation of andesite increased initial and final setting times by 14.06% to 50.78% and 5.13% to 11.43%, respectively, …

Songwriting Learning Experiences In Music Education: A Bifurcated Study, Thomas Amoriello Jr.

Doctoral Dissertations and Projects

Historically, the field of music education has been grounded in the band, chorus, and orchestra model, with an abundance of professional development opportunities for educators. Despite the eventual expansion to introduce alternatives, including the Orff approach, guitar ensembles, mariachi, and the ukulele; further exploration of songwriting learning experiences is warranted due to a lack of professional development opportunities for music educators. Traditionally, songwriting is learned or taught piecemeal; thus, the need for music educators to possess additional skills is paramount. This qualitative narrative study will examine the perspectives of music educators who participate in interviews about teaching songwriting or their …

Arete In Education: A Phenomenology On Virtue Cultivation In Classical Christian Schools, Jeffrey D. Brown

Doctoral Dissertations and Projects

The purpose of this phenomenological study was to describe the lived experiences of educational leaders in classical Christian schools with the cultivation of virtue as the primary purpose of education. The concept guiding this study is Aristotelian virtue ethics, from which spring virtue theory and positive organizational scholarship. The Aristotelian worldview drives the assertion among classical Christian educators that education is defined as the cultivation of virtue. The central research question for this study is “What are the lived experiences of classical Christian educational leaders in cultivating virtue in their students?” The study of classical Christian educational leaders’ views about …

Maintaining Stability Of Digital Twin Enabled Offshore Wind Farm (Owf) By Fuzzy Logic Controller., Yamini Gaddam

Electronic Theses and Dissertations Archive

ABSTRACT Offshore wind farms are increasingly and rapidly expanding due to its ability to harness strong and consistent wind energy resources. Large offshore wind farms are connected to mainland grids through High-Voltage Direct Current (HVDC) technology. However, offshore wind farms can often experience disturbances related to sudden wind changes, voltage drops/dips, faults related to converter switching, and unbalanced grid conditions which affect both the HVDC operation and wind turbine output. As a result, there is a growing need for more advanced and reliable modeling and monitoring tools. Moreover, traditional proportional-integral (PI) controllers are widely applied in wind turbines and HVDC …

Interpreting Workforce Readiness: Student Perceptions Of Academic–Industry Alignment Through A Cultural Historical Activity Theory Lens, Timothy Marshall Flohr

Electronic Theses and Dissertations Archive

The gap between academic preparation and industry expectations in hospitality, tourism, and culinary education represents a persistent challenge for higher education programs and industry stakeholders alike. Despite growing attention to workforce readiness, relatively few studies have examined this gap from the student perspective using a validated, hospitality-specific measurement instrument. The purpose of this study is to examine undergraduate and graduate students' perceptions of academic–industry alignment and self-reported professional readiness within hospitality, tourism, and culinary programs at accredited colleges and universities in the United States. Grounded in Cultural Historical Activity Theory (CHAT), this study frames student perceptions as products of engagement …

Evaluating A Low-Cost Retrieval Augmented System For Parent Education In Attention Deficit Hyperactivity Disorder And Autism, Brianna Duhart

Electronic Theses and Dissertations Archive

In recent years, there has been an explosive increase in the use of AI-powered tools in a variety of fields nationwide. Recent studies on AI usage by Elon University and the American Medical Association highlight that 52% of adults and 72% of physicians in the United States indicated AI-based tool usage. The most common uses in healthcare settings of these tools were medical research summaries, question answering, and documentation in practice. But with widespread AI chatbot usage comes expanded responsibility to ensure that the model is producing factually accurate, culturally competent, and safe responses. Retrieval Augmented Generation is a technique …

Energy-Based Cavitation Erosion Risk Modeling Of Sheet-To-Cloud Cavitation Of A Hydrofoil, Catherine Baum

Electronic Theses and Dissertations Archive

Cavitation erosion is a significant challenge in marine and hydraulic systems because the relationship between cavitation dynamics and material damage is difficult to quantify. This study evaluates an energy-based cavitation erosion risk model using large-eddy simulations (LES) of sheet-to-cloud cavitation on a hydrofoil operating under conditions representative of experiments conducted in the United States Navy's Large Cavitation Channel (LCC). Six erosion risk indicators derived from the energy balance of a collapsing vapor structure were investigated using multiple driving-pressure fields. The results showed that indicators based on pressure derivatives contributed negligibly to the predicted erosive energy, while indicators based on the …

What We Should Know About The Reliability Of Empirical Legal Studies, Kathryn Zeiler

DePaul Law Review

The findings of replication studies conducted in the early 2010s

led many to declare that science was in the midst of a “replication

crisis.” Since then, a growing number of reforms have been

proposed and tested. The field of empirical legal studies seems

behind other fields such as psychology, economics, political science,

medicine, biology, and others that have taken significant steps

toward uncovering the general reliability of the field’s empirical

work, investigating the causes of observed unreliability, and

instituting and testing the effects of various reforms. The purpose of

this Article is to summarize what we know about the reliability …