Digital Commons Network^™

Developing Cost-Effective Specialty Adsorbents To Meet The Emerging Challenges Of Pollutant Removal In Surface Water Systems, Diana Ordonez

Electronic Theses and Dissertations, 2020-2023

The production of clean water is emphasized under the United Nations goals for sustainable development (SDGs), enlightening the acute need of developing new sustainable technologies in all disciplines. SDGs have urged all engineers in the 21st century to mitigate pollution of drinking water sources and prevent all receiving waterbodies from the impact of agriculture discharge, wastewater effluent, and stormwater runoff. Current water matrix constituents of concern include traditional pollutants (i.e., total nitrogen and total phosphate), natural organic matters (i.e., total organic carbon (TOC), tannic acid), heavy metals (i.e., copper, calcium), and harmful algae toxins (i.e., microcystin), as well as contaminants …

Creative Collaborations: An Arts Integrated Educational Business, Michele Perkins

Electronic Theses and Dissertations, 2020-2023

One of the main reasons I have been attracted to the world of theatre is its versatility. Theatre incorporates many other disciplines: Science, Mathematics, History, Language, Philosophy, and Psychology to name a few. I have always had daydreams about running a school program that utilizes a play as the unifying force behind the research and application of traditional academic subject. When I first started as an English teacher, I created many projects that incorporated other disciplines, such as creative writing, acting, and music. When I began teaching theatre, I began to focus solely on skills that applied to theatre. I …

Remembered Spaces: Navigating Memory Through Drawing, Leeann Rae

Electronic Theses and Dissertations, 2020-2023

This thesis reflects my research and studio practice into how memory is gathered, interpreted, and affects the present. I discuss my historical and contemporary artistic influences, my history, and my visual narratives. I construct layered drawings using charcoal and soft pastel to interpret how we understand our inherently flawed memory. Memory can be clear and easy to understand but simultaneously distorted and convoluted. When recalling a memory, I purposely keep my initial drawn gestures visible to show the pentimenti or shift in marks. The materials, processes, and subject matter in this body of work encourages viewers to navigate the drawn …

Christian Nationalism Among Evangelical Christians Through A Critical Race Theory Lens, Marina I. Rivera Ramos

Electronic Theses and Dissertations, 2020-2023

In this study, I conducted ethnographic participant observations and semi-structured interviews at two evangelical congregations in central Florida, Free Baptist Church (FBC) and Cornerstone Church (CC), to explore how Christian nationalist ideas (CN) are negotiated, embraced, and/or rejected in church messaging and among congregants. I collected notes from eight sermons at each church and interviewed a total of 14 congregants regarding their concerns and lived experiences as Christians in the U.S. and their opinions on racial injustice. Expanding on previous research on CN, I incorporated Critical Race Theory (CRT) as an analytical framework to understand CN as inextricably connected to …

Design And Control Of A Dual Active Bridge Converter For Electric Vehicle (Ev) And Photovoltaic (Pv) Applications, Md Safayatullah

Electronic Theses and Dissertations, 2020-2023

With the growing concerns of climate change due to fossil fuel-based electricity generation, solar integration to the grid is swiftly increasing. However, the intermittency of solar power is a major obstacle to harness it efficiently. Energy storage system (ESS) with its declining price over the last few years is a viable solution to address this issue. Another source of greenhouse gas emission is fossil fuel-based transportation system which is likely to be replaced by electric vehicles (EVs) in near future. To match the driving range of EVs with the internal combustion engine-based vehicle, fast and extreme fast charging infrastructure in …

Leveraging Signal Transfer Characteristics And Parasitics Of Spintronic Circuits For Area And Energy-Optimized Hybrid Digital And Analog Arithmetic, Adrian Tatulian

Electronic Theses and Dissertations, 2020-2023

While Internet of Things (IoT) sensors offer numerous benefits in diverse applications, they are limited by stringent constraints in energy, processing area and memory. These constraints are especially challenging within applications such as Compressive Sensing (CS) and Machine Learning (ML) via Deep Neural Networks (DNNs), which require dot product computations on large data sets. A solution to these challenges has been offered by the development of crossbar array architectures, enabled by recent advances in spintronic devices such as Magnetic Tunnel Junctions (MTJs). Crossbar arrays offer a compact, low-energy and in-memory approach to dot product computation in the analog domain by …

Network Structure And Network Effectiveness In Thailand's Provincial Covid-19 Response Networks, Ruechagorn Trairatananusorn

Electronic Theses and Dissertations, 2020-2023

Health and well-being are key focuses for international organizations and governments around the world as one of the United Nations' (UN) Sustainable Developmental Goals (SDGs). The emergence of COVID-19 pandemic since late 2019 has led to not only substantial life losses, but also negative social and economic impacts that are relatively comparable to the "Spanish Flu" pandemic. The insights from public administration literature suggested that emergency and crisis management require collaborative efforts from various stakeholders across sectors and levels. However, the existing literature that studied the COVID-19 pandemic response under network perspective is still scarce in developing countries, especially in …

Modeling Individual Activity And Mobility Behavior And Assessing Ridesharing Impacts Using Emerging Data Sources, Jiechao Zhang

Electronic Theses and Dissertations, 2020-2023

Predicting individual mobility behavior is one of the major steps of transportation planning models. Accurate prediction of individual mobility behavior will be beneficial for transportation planning. Although previous studies have used different data sources to model individual mobility behaviors, they have several limitations such as the lack of complete mobility sequences and travel mode information, limiting our ability to accurately predict individual movements. In recent years, the emergence of GPS-based floating car data (FCD) and on-demand ride-hailing service platforms can provide innovative data sources to understand and model individual mobility behavior. Compared to the previously used data sources such as …

Exploring Population Structure And Diversity Across Time In Population Of American Flamingos (Phoenicopterus Ruber), Jessica Folsom

Electronic Theses and Dissertations, 2020-2023

Dispersal and connectivity within a population often promotes overall diversity and adaptive potential, therefore a disruption of existing patterns of connectivity by local extinction can have significant consequences for the affected species. However, the extent of these impacts on recovery is not always known. American flamingos (Phoenicopterus ruber) present an ideal opportunity to investigate how changes in gene flow influence within population diversity and genetic structure over the span of a century for a recovering population. Flamingos were highly sought-after by hunters for their meat and feathers, and as a result, the Florida population was extirpated by the beginning of …

Optimizing Biomechanical Models: Estimation Of Muscle Tendon Parameters And Ankle Foot Orthosis Stiffness, Sepehr Ramezani

Electronic Theses and Dissertations, 2020-2023

The complexity of the human musculoskeletal system presents challenges in accurately identifying its characteristics, particularly due to the presence of redundant actuators on a single joint. Non-invasive measures are necessary to overcome these challenges. Optimization algorithms have emerged as a crucial tool to advance subject-specific musculoskeletal modeling allows a more realistic representation of biomechanical behaviors, enhancing our understanding of human movement and enabling better clinical decision-making. Furthermore, optimization algorithms play a vital role in customizing rehabilitation and assistive devices, such as orthoses and prostheses. The current ankle-foot orthosis (AFO) stiffness measurement methods require bulky, complex designs, and often permanent modification …

High-Efficieny Ultrafast Mid-Infrared Source For Strong Field Science, Fangjie Zhou

Electronic Theses and Dissertations, 2020-2023

The potential of high-energy sources within the mid-infrared region (3-8 μm) has garnered significant attention for diverse research and industrial applications. Millijoule pulses extending beyond 3 μm can facilitate the production of x-rays with photon energies in the keV range through high harmonic generation (HHG). These high-energy x-ray pulses enable the characterization of electron dynamics within molecules and condensed matter materials. Additionally, the atmospheric transmission window between 3-5 μm allows lasers within this spectral range to deliver energy efficiently to distant targets via optical filaments without divergence, highlighting promising prospects for defense applications. In contrast to laser amplifiers, which are …

Therapeutic Gardening And Its Effects On Depressive Symptoms In Dementia Care, Shannon E. Norton

Honors Undergraduate Theses

Aim: To present a literature review of the positive effects and overall reduction of depressive symptoms that an intervention such as therapeutic gardening has on individuals living within memory care facilities.

Background: As most humans age, they often lose abilities or skills that they have had for their entire lives (e.g. driving, grooming, toileting, seeing and/or hearing). By implementing programs that involve therapeutic garden therapy, individuals with dementia who are at greater risk for clinical depressive symptoms may find that this alternative approach improves their symptoms.

Methods: A comprehensive, electronic, literature search in the CINAHL database was completed and included …

The Psychological Impact Of An Intensive Care Admission On Survivors Of Acute Respiratory Distress Syndrome And Covid-19 Ards, Leah K. Shinn

Honors Undergraduate Theses

Background:

With the COVID-19 pandemic, there has been an influx of patients with acute respiratory distress syndrome (ARDS), an inflammatory lung condition. ARDS survivors are at high risk for developing post-traumatic stress disorder (PTSD) due to intensive care unit (ICU) medical treatments/procedures. They are known to have traumatic memories triggered by their sensorium months to years after being discharged from the ICU. One study found that 23% of ARDS survivors experienced long-term PTSD symptoms 2-3 years after hospital discharge (Bienvenu et al., 2018). Unknown is whether there are similarities in the memories and sensory triggers of PTSD amongst ARDS and …

Exploring The Impact Of Cultural Background Among Asian And Non-Hispanic White Populations On Organ Donation, Doyoung Ahn

Honors Undergraduate Theses

Background: The demand for organ donation is increasing but there is always a lack of organ donor supply. To receive an organ donation, specific criteria must be met. Matching criteria between the donor and the recipient is critically important. The likelihood of having a capable organ increases when the donors and recipients have the same ethnicity. However, the number of organ donors differ significantly based on ethnicity.

Purpose: The purpose of this literature review was to explore the impact of cultural background and education among the Asian and non-Hispanic White population on organ donation and how it impacts individuals' decisions …

Post-Intensive Care Syndrome In Survivors Of Acute Respiratory Distress Syndrome (Ards) And Covid-19 Ards: A Descriptive Study, Sara Hassan

Honors Undergraduate Theses

Background: Post-intensive care syndrome (PICS) is an umbrella term for the long-term physical, cognitive, and mental health conditions survivors live with long after an ICU discharge. Mental health conditions experienced by survivors include anxiety, depression, and post-traumatic stress disorder (PTSD). Survivors of acute respiratory distress syndrome (ARDS) and COVID ARDS who were on a ventilator are particularly at risk of developing long-term mental health conditions.

Study Purpose: The purpose of this study was to investigate the severity of anxiety, depression, and PTSD in adult survivors of these two ARDS conditions (COVID ARDS; ARDS) who were admitted to intensive care units …

The Effects Of Kangaroo Care On The Stress Levels Of Parents In The Nicu, Niyati Sishodia

Honors Undergraduate Theses

Background: Parents of NICU patients have high stress levels compared to other populations, which negatively impact their mental health. The kangaroo care (KC) method has been used for its numerous benefits for infants, but not as widely studied for its impacts on parental stress. The purpose of this integrative literature review is to examine and synthesize the existing evidence regarding kangaroo care and its impact on the stress levels of NICU parents.

Methods: A literature search was conducted utilizing CINAHL Plus with Full Text, MEDLINE, and APA PsychInfo databases to identify relevant articles. Articles were included if they were published …

Education Interventions And Preeclampsia Knowledge Among Pregnant Women, Shantel Mir

Honors Undergraduate Theses

Aim: The aim of this literature review was to explore the impacts of educational interventions integrated into antenatal care on knowledge of preeclampsia among pregnant women. Background: Preeclampsia has remained one of the leading causes of preventable maternal and infant mortality and morbidity. A lack of patient education and awareness of preeclampsia may lead to missed opportunities for diagnosis and preeclampsia complications. Methods: CINAHL Plus with Full Text, MEDLINE, and Education Full Text (H.W. Wilson) databases were utilized. Literature specifically focusing on preeclampsia educational interventions among pregnant women were considered. Results: There were eleven articles that fit the criteria …

Relationship Between Patient Race And Provider Communication, Kristin M. Marino

Honors Undergraduate Theses

Health disparities by race in the United States have been persistent over decades and one possible reason for that could be that physicians are communicating differently with different races. The purpose of this study was to systematically review literature regarding the relationship of patient race/ethnicity with physician-patient communication. The overall project of which this is a part is a mixed methods review, but my part of the study involved only studies using observational data such as audio and video recordings of physician-patient encounters. This study investigated research that compares physician communication with patients across a wide range of ethnic groups, …

Understanding Changes In Land Use Patterns At A Parcel Level In Central Florida Counties (Orange, Seminole, Osceola), Youssef Mohamed Abdelaziz Elsebaie

Electronic Theses and Dissertations, 2020-2023

In Florida, a state with significant population growth, it is essential to understand how land use change and transportation interact. Understanding these interactions between land use and transport is useful for transportation planners and land use modelers. Hence, in this research, we attempt to quantify the impact of the transportation system on land use and vice-versa. The research, using high-resolution land use data from 2011 to 2019, builds a binary logistic regression model of land use change. The model accounts for various independent variables, including socio-demographic attributes, built environment characteristics, and transportation network variables. The data set covers GIS data …

A Holistic Work System Approach To Creating Flow During Transactional Work, Steven Clapp

Electronic Theses and Dissertations, 2020-2023

Psychological flow is a positive mental state where one is so fully concentrated in a challenging task that self-consciousness falls away, time seems to stand still, and the reward is the experience of meeting the challenge. Previous research on flow in the workplace has been performed on how to create conditions to promote its occurrence in workers, to describe its attendant individual and organizational benefits, and to measure it through self-reported means and physiologically. Such research has been focused on creative endeavors (such as the arts, sports, medicine, teaching), where individuals have high agency over the execution of activities needed …

Understanding, Modeling, And Simulating The Discrepancy Between Intended And Perceived Image Appearance On Optical See-Through Augmented Reality Displays, Austin Erickson

Electronic Theses and Dissertations, 2020-2023

Augmented reality (AR) displays are transitioning from being primarily used in research and development settings, to being used by the general public. With this transition, these displays will be used by more people, in many different environments, and in many different contexts. Like other displays, the user's perception of virtual imagery is influenced by the characteristics of the user's environment, creating a discrepancy between the intended appearance and the perceived appearance of virtual imagery shown on the display. However, this problem is much more apparent for optical see-through AR displays, such as the HoloLens. For these displays, imagery is superimposed …

Identification And Modeling Social Media Influence Pathways: A Characterization Of A Disinformation Campaign Using The Flooding-The-Zone Strategy Via Transfer Entropy, Jasser Jasser

Electronic Theses and Dissertations, 2020-2023

The internet has made it easy for narratives to spread quickly and widely without regard for accuracy or the harm they may cause to society. Unfortunately, this has led to the rise of bad actors who use fake and misleading articles to spread harmful misinformation. These actors flood the information space with low-quality articles in an effort to disrupt opposing narratives, sow confusion, and discourage the pursuit of truth. In societies that prioritize free speech, maintaining control over the information space remains a persistent challenge. Achieving this requires strategic planning to protect the dissemination of information in ways that promote …

Predicting Implementation Citizenship Behavior Rating Discrepancies Between Supervisor-Subordinate Dyads, Alexandra Kandah

Electronic Theses and Dissertations, 2020-2023

Organizational citizenship behavior (OCB), defined as behavior that is discretionary and not directly or explicitly recognized by the formal reward system, has gained significant interest in the literature over the past few decades. Recent OCB research has begun to address more specialized facets of citizenship behavior that target behaviors that support specific strategic goals in the organization. One form of OCB encompasses those behaviors that assist with the implementation of new practices or innovations in the organization, above and beyond typical implementation. This study extends both the general OCB literature and the newer literature on implementation citizenship by examining factors …

Process Optimization And Characterization Of P-Type Copper Indium Oxide And Copper Chromium Oxide Transparent Conducting Thin Films And Its Applications, Fnu Sreeram Sundaresh

Electronic Theses and Dissertations, 2020-2023

Transparent conducting oxides (TCO) are a unique class of compounds that combine the properties of being optically transparent but at the same time are electrically conductive. TCOs are used in a variety of applications such as transparent contacts for solar cells, electrochromic windows, low-e windows, optoelectronic devices, light-emitting diodes, optical displays, UV sensors, defrosting windows, etc. By controlling doping and by adjusting the donor/acceptor levels, the conductivity of TCOs can be tuned from insulating via semiconducting to conducting. Various properties of TCOs such as optical transparency, bandgap, and electrical conductivity can be controlled using the aforementioned process. This concept paved …

From Human Behavior To Machine Behavior, Zerong Xi

Electronic Theses and Dissertations, 2020-2023

A core pursuit of artificial intelligence is the comprehension of human behavior. Imbuing intelligent agents with a good human behavior model can help them understand how to behave intelligently and interactively in complex situations. Due to the increase in data availability and computational resources, the development of machine learning algorithms for duplicating human cognitive abilities has made rapid progress. To solve difficult scenarios, learning-based methods must search for solutions in a predefined but large space. Along with implementing a smart exploration strategy, the right representation for a task can help narrow the search process during learning. This dissertation tackles three …

Foreign Constellations, Steven Archer

Electronic Theses and Dissertations, 2020-2023

Foreign Constellations is a magical realist collection that centers queer people of color in states of displacement. Facing disconnect from their own tribes along axes of faith, cultural tradition, sexuality, race, geography, and more, the Black and Hispanic characters in these eight stories chafe against the capacity of intersectionality to stratify rather than unite. They are, however, all Floridians, challenging the constraints of national perception with the breadth of their lived experiences. Set across Florida and beyond, each piece sees its protagonists venture into unfamiliar surroundings, or else return to old homes they no longer know how to navigate. A …

The Impact Of Supreme Court Make Up On Rulings Towards Administrative Agencies, Hannah N. Cothern

Honors Undergraduate Theses

This study investigated whether or not the membership of the United States Supreme Court affects the way the institution rules in cases regarding federal administrative agencies by collecting and comparing votes from 2018-2019 and 2020-2022. It found in the first section that justices showed an anti-deferential attitude towards agencies and in the second section a deferential attitude towards agencies, despite the conservative majority being larger in the second section. The result is likely due to the types of agencies and content of cases involved.

Interventions To Alleviate Guilt In Family Caregivers Of Patients Receiving Hospice Or End-Of-Life Care: A Scoping Review, Kyla N. Huelle

Honors Undergraduate Theses

This scoping review contains a literature analysis regarding interventions used by health care workers to alleviate guilt in caregivers of patients during end-of-life care. During end-of-life care, many transitions and decisions are made that add to the burden of caregivers. Family caregivers experience many physical, financial, and emotional stressors during the journey of end-of-life care, and this can result in guilt. Feelings of guilt can lead to poorer health outcomes and coping in family caregivers and should be addressed by health providers. In this scoping review, a literature search was conducted using various key terms like "guilt," "hospice," "end-of-life care," …

The Efficacy Of Treatment Of Symptoms Of Polycystic Ovarian Syndrome And Associated Health Risks Using Insulin Sensitizers: A Meta-Analysis, Isabella J. Wong

Honors Undergraduate Theses

Polycystic Ovarian Syndrome (PCOS) is common among women of reproductive age (ages 15-49), and it can put patients at higher risk for diseases such as type II diabetes or coronary heart disease. While the mechanisms behind PCOS are poorly understood, it is diagnosed using two characteristics: hyperandrogenism and anovulation. Once diagnosed, many patients are also tested for insulin resistance (IR). While IR is thought of as a symptom of PCOS, this study will examine the effects of treatment of IR to manage symptoms of PCOS rather than treatment of hyperandrogenism. This meta-analysis used data from studies previously published by searching …

Personality And Social Media Use, Joshua Pearson

Honors Undergraduate Theses

This study seeks to examine the connection between social media usage and the Enneagram personality model. This connection will aid in a better understanding of what motivates individuals to use social media. The information found in this study will be applied to understanding behavioral addiction. This understanding will allow more personalized treatment for individuals already subject to these behaviors and preventive treatment for those more susceptible to behavioral addiction to social media. In order to find the connection between social media use and the Enneagram personality model, a survey including an Enneagram personality inventory, a social media use inventory, and …