Digital Commons Network^™

The Impersonation Artist: A Novel With Critical Afterword: Displacement And Dissent In Fiction And Art., Flora K. Schildknecht

Electronic Theses and Dissertations

This dissertation consists of a creative project, The Impersonation Artist: A Novel, and a critical afterword, “Displacement and Dissent in Fiction and Art.” On a narrative level, The Impersonation Artist engages the question of how, and if, participatory art can reveal and intervene in oppressive conditions. The novel employs a stylistic methodology in which the use of multiple narrators and narrative fragmentation formally gestures toward the complex dilemma of how artists might intervene in contemporary problems in the face of conflicting ideologies and ever increasing precarity. The novel follows three characters: an environmental activist; a young man veering towards …

Pre-Columbian Soil Management, Settlement, And Land Use In Amazonia: Insights Using Micro-Regional Predictive Modelling In Gurupá, Brazil., Lauren Zacks

Electronic Theses and Dissertations

The results of a micro-regional predictive model of terra preta sites in the municipality of Gurupá are presented here. A Maximum Entropy approach was selected and modified to fit a presence-background model, rather than a presence-absence model typical of binary classifications. 13 known terra preta sites were used as input samples for the relative suitability model, with explanatory variables in the respective categories of topography, hydrology, soil type and vegetation index. A 30m spatial resolution DEM served as the basis for the former two categories, while additional TauDEM analysis was performed for the hydrology category. A Sentinel-2A mosaicked quarterly composite …

Preserving Archaeology In The Digital Age: Evaluating Strategies For Effective Curation And Database Management., Cenetria Leshun Crockett

Electronic Theses and Dissertations

The “curation crisis” is a dark cloud that consistently looms over the archaeological discipline, affecting the ways we plan, execute, and curate research projects. It is especially prominent within curation facilities and institutions that have the duty to preserve archaeological collections. The development of digital curation presents an avenue through which curators and collection managers can combat the crisis. Digital curation grants collection managers the ability to manage and ensure archaeological collection accessibility. Digital collection databases, particularly, have grown to become a significant component of collection management as it permits collections to be easily preserved, managed, saved, and accessible at …

Do American Bison Practice Democracy? Group Consensus Decision Making Drives Bison Herd Movements And Cohesion., Matthew Sapien

Electronic Theses and Dissertations

The American bison is an iconic mammal that lives in large social herds and is considered a threatened species. Little is known about how bison make decisions as a group, whether through despotic individuals or group consensus. In this dissertation, I researched the mechanisms bison use to make herd movement decisions in 3 herds in the United States. In chapter one I examined the number of bison that participated in voting events for herd movement decisions and whether the final movement decision matched the direction with the most votes. Bison herd movements did match the direction with the most adult …

Context Dependent Training Data Selection For Automatic Target Detection., Tylman Michael

Electronic Theses and Dissertations

An Automatic Target Detection (ATD) algorithm is capable of identifying the location of targets of interest captured by Infra-Red imagery in vastly different contexts. ATD is often a precursor in a 2-stage methodology in order to ascertain the location and nature of a target in both military and civilian applications. In order to train an ATD algorithm, a large amount of data from varied sources is required. One drawback of this requirement is that some sources of data may harm the performance of the method in different contexts. This thesis explores utilizing an unsupervised method to identify a subset of …

Mental Health Counseling For Individuals With Intellectual Disabilities: A Phenomenological Study Of Client Perspectives., Kathleen Nagle Barnett

Electronic Theses and Dissertations

Mental illness is three to four times as prevalent among individuals with intellectual disabilities compared to those without intellectual disabilities (Munir, 2016). There is a body of research supporting the efficacy of mental health counseling to decrease symptoms and behaviors in individuals with intellectual disabilities, but scarce research exists which describes the experiences of these individuals. This interpretive phenomenological analysis was designed to gather information about how individuals with mild intellectual disabilities experience the four common components of psychotherapy that contribute to change (from Lambert, 1992; Thomas, 2006) – client and extra therapeutic factors, relationships factors, expectancy, and model / …

Examination Of Solutrean Lithic Technology At The Vale Boi Site, Southwestern Portugal., Jordan Durham

Electronic Theses and Dissertations

During the Last Glacial Maximum (27 – 19 ka), much of northern Europe became uninhabitable as icesheets expanded causing populations to withdraw into refugia around south-central Europe. Southwestern Iberia served as an ecological refuge for hunter-gatherer populations due to favorable climate and resource availability. Solutrean (25 -19 ka) techno-complex represented shifts in human adaptations and new social configurations in Iberia. Lithic analysis of 1380 artifacts from Solutrean, Layer 3 Terrace, at the Vale Boi site (southwestern Portugal) permitted insights into hunter-gatherer cultural adaptations reflected in technological behavior. Major conclusions are: (a) Solutrean techno-complex at Vale Boi utilized expedient tool production …

Teacher Identity Matters: The Influence Of Identity On Student/Teacher Relationships And Special Education Student Performance., Jamil Anderson

Electronic Theses and Dissertations

I have had the opportunity of many years of experience in public education as a teacher who provides services for students who in Special Education. I have classes where there is a small group setting for content instruction, as well as the role of a “co-teacher” alongside general educators. From my work, I find that there are differences of expectations of success and rigor in the inclusive setting from the general education teacher, often resulting in deficits in their academic achievement when compared to their peers who do not receive services. As I developed my topic for this study, it …

Educator Perceptions Of Blended Teacher Professional Development: A Case Study Of A Vertically Aligned Virtual Professional Learning Community., Aslean White

Electronic Theses and Dissertations

This case study describes the design and enactment of a job-embedded, blended learning professional development plan for teachers to facilitate the collaborative inquiry of a vertically aligned virtual professional learning community. The study is of relevance because it seeks to implement recommendations from recent research on online teacher professional development (Barnett, 2020; Lockee, 2020; Powell & Bodur, 2019) using a framework for support structures designed to engage learners in blended and online learning environments (Philipsen et al., 2019). This qualitative multi-case study examined individual teacher cases using a within-case analysis to create teachers’ profiles to illuminate contextual traits and elucidate …

Alabaster Glory., Chloe Cheng

Electronic Theses and Dissertations

Alabaster Glory includes three installations in the gallery space: 望(wàng), 盛(chéng), and 余(yú). These components represent three stages of human life: the beginning, living on this earth, and the end. The core concept behind the three stages is the relationship between the creator (God) and creations, referring to humans that live in this broken world containing suffering, chaos, crime, conflict, or the personal experience of an inner void.

Alabaster Glory invites viewers to walk through the space first to encounter a magnitude of infant heart forms placed by a window, which intends to evoke curiosity about their quantity and symbolism. …

Development Of A High-Resolution Mid-Infrared Spectroscopy Apparatus For The Study Of Methane And Other Astrochemical Molecules., S M Shah Riyadh

Electronic Theses and Dissertations

This research documents steps towards building a novel spectroscopic technique, namely, cavity-enhanced double-resonance (CEDR) spectroscopy, for investigating methane (CH₄) and other molecules with significance in astrochemistry. These efforts focus on tackling the complexities of their ro-vibrational energy levels and the inefficiencies in analyzing vibrational spectra, particularly for molecules with high symmetry and strong intramolecular interactions. In the CEDR spectroscopy, the first photon, generated by a continuous-wave optical parametric oscillator (CW-OPO) locked to a Doppler-free saturation absorption line, excites the molecule from its ground level to a selected excited ro-vibrational (rotational-vibrational) level, e.g., that of the asymmetric CH-stretch mode. …

Multithreaded Applications On The Heterogeneous Research Computing Environment., Sungbo Jung

Electronic Theses and Dissertations

Bioinformatics is a domain that has experienced rapid research growth in recent years, as evidenced by the increasing number of articles in biomedical databases such as PubMed, which adds over a million publications every year. However, this also poses a challenge for researchers who need to find relevant citations for their work. Therefore, developing efficient indexing and searching methods for text data is crucial for Bioinformatics. One key technique for information retrieval is document inversion, which involves creating an inverted index to enable efficient searching through vast collections of text or documents. This Ph.D. research aims to design the research …

A Case Study: The Influence Of Professional Development, Administrative Support, And Co-Planning On Teacher Perceptions Of Co-Teaching., Heidi Zimmerman

Electronic Theses and Dissertations

This dissertation presents a case study methodology investigating the influence of professional development, administrator support, and co-planning on teacher perceptions of co-teaching. My interest in co-teaching increased as a former special education teacher after implementing co-teaching strategies in my own practice. As defined by the Kentucky Administrative Regulations, Collaboration means, a teacher of exceptional children works with children with disabilities in the regular classroom to provide specially designed instruction and related services (707 KAR 1:350, Section 2). Oftentimes, Collaboration and Co-Teaching may be used interchangeably. For the purpose of this study, the term Co-Teaching will be used throughout. The goal …

Utilizing Metal Ligand Cooperativity To Activate Small Molecules., Christine Burgan

Electronic Theses and Dissertations

The problems created from the excessive use of fossil fuels can be approached from two directions: capture the CO₂ from the atmosphere or develop alternative energy sources. The current industrial standards for these are environmental and/or health hazards and utilize precious metals, respectively. Metal ligand cooperativity (MLC) has emerged as a promising alternative to using precious metals to activate small molecules. In this dissertation, we focus on a series of metal complexes based on the ligand diacetyl-2-(4-methyl-thiosemicarbazone)-3-(2-hydrazinopyridine) (H₂L¹) for either hydrogen evolution or CO₂ capture. The novel complexes were characterized by ¹H NMR, …

Comparison Of Specific Jaw Position Measurements On A Static And Dynamic Virtual Patient., Payton Lofton

Electronic Theses and Dissertations

This study aimed to compared the differences in jaw position measurements in protrusive and open/close positions on a static virtual patient created using 3dMD System to those from a dynamic articulation of a virtual patient (MODJAW) as well as measurements between the Cadiax and MODJAW. Six fiducial surface markers were placed on a volunteer subject’s face and dynamic facial scans of protrusive and open/close jaw movement acquired and exported. A CBCT scan was also acquired. The mandible and maxilla were segmented and loaded into Vultus and aligned to the facial scan using the fiducial markers. Results were compared using a …

Biofeedback Using Virtual Reality, Conscious Interoception, And Breathing Exercises Modulates Blood Pressure And Heart Rate Variability In People With And Without Cervical Spinal Cord Injuries., Rachel Torres

Electronic Theses and Dissertations

There is an immediate need for fast-acting blood pressure (BP) modification without the side effects of pharmaceutical interventions for people with cervical spinal cord injuries (SCI), who often suffer from dangerous increases and decreases in BP.^1,2 First, we compared mental to virtual reality (VR) imagery with the addition of breathing exercises and guided interoceptive attention, investigating participants’ ability to volitionally change their BP and heart rate variability (HRV), alternating three-minute stimulating and relaxing training cycles in 17 noninjured (NI) participants and 14 participants with SCI. Second, we trained 13 people with SCI and seven NI control participants for one …

A Qualitative Inquiry Into The Intersectionality Of Race, Gender, And Social Networks In Stem Education., La'ree Alexandria Shontee

Electronic Theses and Dissertations

This study explores the intersectional experiences of Black women in Science, Technology, Engineering, and Mathematics (STEM) education by focusing on the strategic utilization of social capital to navigate systemic barriers and challenges. The unique struggles faced by Black women within predominantly white and male-dominated STEM programs are addressed in this study. Drawing on a growing body of literature, this research diverges from prevailing narratives of disinterest in or departure from STEM programs and instead illuminates proactive strategies employed by Black women. Through an exploration of social capital - encompassing networks, resources, and support systems - this study offers a comprehensive …

Acute Mechanical Circulatory Support In The Cardiovascular Icu: Investigating The Effects Of An Interactive Cardiovascular Dynamics Simulation Program On Nursing Clinical Judgment., Casey Saulman

Electronic Theses and Dissertations

Introduction: Education on acute mechanical circulatory support (AMCS), a therapy used in the cardiovascular intensive care unit (CICU) to manage cardiogenic shock (CGS) is limited for CICU nurses. There is a need to explore clinical judgment in CICU nurses and provide innovative learning experiences that foster judgment when managing AMCS. Methods: This mixed methods feasibility study investigated the effects of an interactive cardiovascular dynamics simulation program on CICU nurses’ knowledge, clinical reasoning, and clinical judgment. Semi-structured interviews explored the participants’ perceptions of the learning experience. Results: Twenty-one nurses completed the cardiovascular dynamics simulation program. The majority were white (85.7%), female …

Examining The Relation Between Behavioral Risk And Reading Achievement Within A Multi-Tiered System Of Supports For Middle School Students., Abbigail M. Long

Electronic Theses and Dissertations

Academic and behavioral screeners offer a valuable tool to assist schools in supporting students with effective, evidence-based interventions as a part of a multi-tiered system of supports (MTSS). Data from systematic screenings three times a year allow school personnel to respond at the first sign of concern, quickly meet student needs, and determine if some student groups are at greater risk for below grade level academic achievement or behavioral problems than others. This study used archival data to investigate the relation between risk level on the Student Risk Screening Scale— Internalizing and Externalizing (SRSS-IE) and the reading Measure of Academic …

Conceptualizing An Islamic Character Education Program., Norma Nangju

Electronic Theses and Dissertations

Character education, specifically faith-based character education, can provide a social, emotional, and academic benefit for students. Through this study, I wanted to take the first step: to design an Islamic character education program collaboratively with all stakeholders of the school. This study used participatory action research as a methodology. The first purpose was for administrators, teachers, parents, students, and community members at an Islamic school in Louisville, KY to collaborate to brainstorm the goals of a character education program at HIRA Institute using the Nominal Group Technique. The second purpose was, based on these goals, how can the strategies of …

Investigations Of Physical Properties Of Novel Magnetic And Non- Magnetic Two-Dimensional (2d) Alloys., Mohammed Ameen Irziqat

Electronic Theses and Dissertations

This research work reports investigations of structural and physical properties of novel magnetic and non-magnetic 2D alloys. Three techniques were utilized in this investigation: Angle-resolved polarized Raman spectroscopy (ARPRS), Electrical &Thermoelectric power measurements, Magneto-optic Kerr effect (MOKE) spectroscopy. ARPRS and MOKE experiments were constructed during the course of this work. ARPRS was used to study the anisotropy of 2-dimensional black-arsenic phosphors (b-AsxP1-x) as a function of arsenic concentration (x). It was observed experimentally that all Raman modes of the studied samples with x=0, 0.4, 0.8 exhibit polarization dependence. More interestingly, the polarization dependence of Raman modes due to the vibrations …

A Qualitative Exploration Of Social Capital And Its Influence On Baccalaureate Degree Completion Of First-Generation African American Men At The University Of Louisville., Joseph Marshall Goodman Iii

Electronic Theses and Dissertations

This qualitative dissertation was designed to examine influences which various forms of social capital have on post-secondary degree attainment of first-generation individuals who self-identify as African American men. Additionally, the sample population consisted of Black men who successfully matriculated to earn baccalaureate credentials across differing academic disciplines at a public historically White institution located in the mid-south region of the United States. The research data was extracted from one-on-one, semi-structured interviews using authentic dialogue through open-ended questions. Theoretical paradigms of the study involved a phenomenological approach and an ontological philosophical assumption, integrated with critical theory, critical race theory and social …

Development, 3d Printing, And Sintering Of Aluminum-Magnesium Alloy Pastes For In-Space Manufacturing Applications, Fatou Ndiaye

Electronic Theses and Dissertations

This study explores the additive manufacturing process of paste printing, sintering, and de-binding for fabricating aluminum-magnesium alloy components. The paste formulation involved combining aluminum powder with varying magnesium concentrations, utilizing acrylic polyol, solvent, and plasticizer to create a homogeneous mixture. Printing parameters were optimized to ensure continuous pressure for improved extrusion. Sintering conditions involved incremental temperature increases with nitrogen flow to remove solvents. Density measurements, tensile tests, and shrinkage calculations were conducted to assess part quality post-sintering. The study revealed significant improvements in part quality with 5 wt.% magnesium incorporation within aluminum, although density and tensile strength fell short of …

Mechanical Property Simulations Of Ploybenzimidazole Membranes., Blake Alexander Clark

Electronic Theses and Dissertations

This work explores mechanical properties of membranes made of polybenzimidazole utilizing molecular simulations. These simulations researchers to narrow down polybenzimidazole membrane compositions to viable candidates. These simulations are quicker than current purely experimental methods. The increase in throughput would be achieved by eliminating compositions that have unfavorable mechanical properties through preliminary simulation work before moving onto experimental methods. Determining polybenzimidazole membranes’ mechanical properties experimentally would, therefore, allow for researchers to speed up research in areas such as fuel cells and electrolyzers that make use of polybenzimidazole membranes. This study uses Materials Studio and the COMPASS III forcefield to perform these …

Mems Optical Cavities For Low Power Communication., Jacob Schopp

Electronic Theses and Dissertations

This thesis discusses the use of MEMS (microelectromechanical systems) optical cavities for use in low power communication. MEMS optical cavities are thin air gaps between an actuated MEMS mirror and a fixed glass encapsulation. By moving the MEMS mirror the reflectivity of the MEMS optical cavity can be changed. This change in reflectivity can be used to transmit information passively by modulating reflected light intensity instead of generating new light using a light source. These MEMS optical cavities are demonstrated using optical fibers for illumination delivery and reflected light collection. In addition to being reflected for communication, the illuminating light …

Aspects Of Style In Selected Works By Takashi Yoshimatsu., K. Alex Hatton

Electronic Theses and Dissertations

The music of Takashi Yoshimatsu is united by a strong continuity of style that acts as a kind of musical signature. This thesis offers an introduction to understanding this musical style by exploring the relationship between Japan and Western classical music, presenting analyses of four contrasting compositions, and offering potential areas for further research. Some of the recurring characteristics of Yoshimatsu’s style include the use of extended harmony, modes, large melodic intervals, and the reuse of musical material. These characteristics are explored at length in the analyses of Pleiades Dances IX, And Birds are Still…, Memo Flora, …

Life Beyond The Port Of Beirut, Album & Drum Triggering System., Ayman Abi Kheir

Electronic Theses and Dissertations

Life Beyond the Port of Beirut is a project of two parts: an album of 8 instrumental tracks and a drum triggering system. The title is in dedication to my country, Lebanon, and specifically to its main historical seaport in the capital, Beirut. This port is the historical starting point of the Lebanese diaspora who have spread their culture across the globe and contributed to the world culture. The drum triggering system is a “do-it-yourself” system that enables drummers to trigger samples and virtual instruments through acoustic drum set and percussion. It was designed in Max for Live and Ableton …

Inside The Dojo Of Digital Media: What Marginalized Student Perspectives Reveal About Multiliteracy Center Practices., Lauren Fusilier

Electronic Theses and Dissertations

Multiliteracy centers serve as vital hubs for supporting students' digital media composing needs, especially those pertaining to digital literacy. This qualitative interview case study evaluates the efficacy of standard practices established by multiliteracy center scholarship, focusing on spatial design, tutor preparedness, and student engagement at the University of Louisville’s Digital Media Suite (DMS). Recognizing the significance of multiliteracy centers as sites of social and material access for marginalized students, this project gathers the experiences of first-generation and post-traditional student participants to inform recommendations for expanding practices to better accommodate diverse student demographics on university campuses. Informed by Black feminist research …

Suspension Of The Scoundrel: Applying Mental Health Strategies To The Acting Process., Nicholas Wills

Electronic Theses and Dissertations

In this thesis, the benefits of having mental health resources, practices and/or coordinators on set or available to help mitigate the mental health challenges that actors may face when portraying complex characters or engaging in emotional experiences while acting, are examined. Actors are required to fully immerse themselves into characters to ensure a full embodiment of the role being played. Without appropriate measures in place to address the actors’ feelings, emotions, and psychological state before, during, and after a production, the actor stands the risk of absorbing the impact of the character with no strategy for how to address the …

The Superhero Gothic: The Montrous Hero To The Heroic Monster In The Twentieth Century., John Darowski

Electronic Theses and Dissertations

The influence of Gothic literature and its adaptations on the superhero genre has been profound. Both genres have an ideological project of the restoration of normalcy and order after disruption and disorder, thereby reinforcing cultural norms. However, their themes and methodologies are diametrically opposed. The Gothic is an exploration of the negative aesthetics of terror and horror, which reveal human weaknesses. The superhero is a power fantasy that celebrates justice and morality. A synthesis of the two creates a paradox: the monstrous hero—a Hoppen stand hero who takes on the attributes of a monster—who evolves into the heroic monster—a monster …