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Articles 1171 - 1200 of 26769
Full-Text Articles in Entire DC Network
The Teaching Experiences Of Black Women Faculty In Educator Preparation Providers Licensure Programs At Predominantly White Institutions, Tiffiney M. Atterberry
The Teaching Experiences Of Black Women Faculty In Educator Preparation Providers Licensure Programs At Predominantly White Institutions, Tiffiney M. Atterberry
Theses and Dissertations
Understanding the experiences that Black women faculty encounter in instructional spaces of Educator Preparation Providers licensure programs (hereafter referred to as EPPs) at predominantly White institutions are important for institutional change and reform to occur. In spaces of EPPs, Black women faculty are forced to cope and deal with racialized issues such as feelings of social isolation, a lack of inclusion, acts of microaggression from students, disrespectful acts, and students challenging their knowledge and credentials. The purpose of this qualitative study was to explore how Black women faculty narrate their teaching experiences in EPPs at PWIs. The use of Collins’ …
Evaluation Of Plant Growth Regulators On Sweetpotato Slip Propagation, Kerington Lyn Bass
Evaluation Of Plant Growth Regulators On Sweetpotato Slip Propagation, Kerington Lyn Bass
Theses and Dissertations
Sweetpotato production is often impacted by high mortality of slips during transplantation to the field, particularly with greenhouse-grown slips. These slips develop thinner stems, thus being more vulnerable to transplant shock, resulting in reduced establishment. To address this issue, the study evaluated the effects of four plant growth regulators on the morphological and anatomical characteristics of sweetpotato slips. In the first experiment, external growth parameters were recorded over four weeks, followed by post-harvest assessments of plant and root material. In the second experiment, the widths of various stem structures in stained cross-sections of slip stems were measured. Results showed that …
Developing An Optimized Site Selection Model For Eastern Cottonwood In The Lower Mississippi Alluvial Valley, Quentin Boccaleri
Developing An Optimized Site Selection Model For Eastern Cottonwood In The Lower Mississippi Alluvial Valley, Quentin Boccaleri
Theses and Dissertations
Demand for bioenergy has renewed interest and opportunities for short rotation woody crop (SRWC) systems. In the Lower Mississippi Alluvial Valley (LMAV), specific attention is on the conversion of marginal agricultural sites using eastern cottonwood (Populus deltoides).Therefore, analysis is needed to determine the feasibility of afforestation within the region. This study identifies marginal agricultural lands using random forest regression methods and uses process-based Physiological Processes Predicting Growth (3PG) model to determine biomass productivity of these marginal sites. This thesis discusses the following findings: 1. A review of marginal land identified along with key identification features 2. the results of eight …
The Influence Of Nature On Design: A Focus On The Flora And Fauna Influence On 18th And 19th Century Decorative Arts, Rachel Ann Bozeman
The Influence Of Nature On Design: A Focus On The Flora And Fauna Influence On 18th And 19th Century Decorative Arts, Rachel Ann Bozeman
Theses and Dissertations
This study aims to assist interior designers and preservationists in enhancing interior decoration by appreciating decorative arts in a historically accurate and visually appealing manner. It places a strong emphasis on the profound influence of nature on design. For centuries, creatives have drawn inspiration from nature, leading to the creation of unique design elements and decorative objects. In the eighteenth and nineteenth centuries, naturalists produced floral and faunal prints that reflected this inspiration. Nature's impact on design extends beyond aesthetics; it also affects how individuals feel within a space. The environment one person inhabits influences his or her state of …
An Approach To Expanding The Industrial Training And Assessment Center To The Residential Sector, Cailee Addison Bush
An Approach To Expanding The Industrial Training And Assessment Center To The Residential Sector, Cailee Addison Bush
Theses and Dissertations
The Industrial Training and Assessment Center (ITAC) conducts no-cost energy audits for small and medium sized industrial and commercial buildings across the United States, with a goal to train students in energy optimization and cost reduction, while helping companies to reduce inefficiencies and waste. Expanding this program to the residential sector can reduce energy usage across the United States, largely due to this sector contributing to 15% of America’s energy usage. This research examines the development of a procedure to transition the ITAC into including the residential sector. To ensure a seamless introduction of this sector, the procedure must contain …
The Role Of Institutional Image In First-Generation Student Choice To Attend A Rural Southern Community College, Megan Caves Clark
The Role Of Institutional Image In First-Generation Student Choice To Attend A Rural Southern Community College, Megan Caves Clark
Theses and Dissertations
As higher education continues to become more competitive with each passing year, research indicates that a favorable image perception of an institution can be achieved through strategic social media presence. With previous literature primarily discussing the impacts of institutional image at a university level, this dissertation explores the role of institutional image in first-generation student choice to attend a rural Southern community college. Using photo elicitation, this qualitative study sought to understand how a rural community college’s social media influences rural, first-generation student’s perception of the college. Results indicated that institutional image perception through social media may play a role …
Atmospheric Turbulence Education Effects On Flight Anxiety, Megan A. Hanna
Atmospheric Turbulence Education Effects On Flight Anxiety, Megan A. Hanna
Theses and Dissertations
This study examines the effect of turbulence education on flight anxiety. A pre-post methodology measured students’ anxiety levels before and after a study abroad flight, using an educational video during the pre-flight survey to change their feelings. The Flight Anxiety Situations (FAS) questionnaire assessed anxiety at three survey points: pre-video, post-video, and post-flight. Qualitative analysis using Friedman’s test and the Wilcoxon Signed-rank test, indicated that turbulence education effectively decreased generalized and anticipatory flight anxiety, particularly in non-phobic students. Text analysis of open-ended responses suggested increased scientific knowledge post-video helped students apply technical atmospheric processes to their feelings. Turbulence education was …
Russia In The Mena Region: Why Do States Draft Defense Cooperation Agreements With Non-Contiguous States?, Laurel Jayes
Russia In The Mena Region: Why Do States Draft Defense Cooperation Agreements With Non-Contiguous States?, Laurel Jayes
Theses and Dissertations
This paper investigates the reasons behind the disparity in the signing of Defense Cooperation Agreements (DCAs) among MENA countries. Western sanctions and financial dependence on Russia are the two primary factors used in the research to evaluate scenarios using a Boolean method and a Most Similar Systems Design (MSSD). While states that depend on Russian energy exports may align more closely with Moscow for strategic and economic gains, the paper examines how states under Western sanctions frequently look to Russia for alternative security relationships. Case studies that illustrate the circumstances under which MENA states seek formal defense connections with Russia …
The Effect Of Dexmedetomidine On The Frequency Of Ureteral Jets Detected In Dogs Using Standard Brightness Mode Ultrasonography, Leonard E. Jordan Ii
The Effect Of Dexmedetomidine On The Frequency Of Ureteral Jets Detected In Dogs Using Standard Brightness Mode Ultrasonography, Leonard E. Jordan Ii
Theses and Dissertations
Ultrasonography can be used in dogs to visualize urine entering the urinary bladder (ureteral jets) to determine whether urine enters the bladder normally. Dexmedetomidine is an alpha-2 adrenergic agonist used for chemical restraint and has diuretic properties. The purpose of this study is to evaluate the effect of dexmedetomidine on the number of jets detected using B-mode ultrasonography. We hypothesized: that intravenous administration of dexmedetomidine would cause increased numbers of jets; that jets would increase with increasing doses of dexmedetomidine and length of sedation. Compared to baseline, increases in observed jets occurred at 30- and 40-minutes post 3 mcg/kg (p=0.042 …
Apatite Entrapment Of Iodine For Nuclear Waste Disposal Applications, William E. Laird
Apatite Entrapment Of Iodine For Nuclear Waste Disposal Applications, William E. Laird
Theses and Dissertations
The purpose of this thesis is to provide baseline knowledge of iodine incorporation into calcium phosphate minerals, specifically apatite. Iodine-129 is a fission product in Spent Nuclear Fuel (SNF) that can administer significant amounts of radiation in small quantities. Apatite (Ca10(PO4)6 (OH, F, Cl)) has been studied for the use of radionuclide confinement. Experimental design was set up to mimic temperatures expected in geologic repositories from 40 to 250℃. Experiments are broken into 2 groups based on iodine species being examined. The first group focuses on iodate (IO3-) which is prevalent under oxidized conditions, and the second handles iodide (I-) …
Just Do Something: Framing A Movement To Fight Fascism, Heather-Ann Layth
Just Do Something: Framing A Movement To Fight Fascism, Heather-Ann Layth
Theses and Dissertations
This study seeks to better understand antifascist activism, in part to add sociological perspectives to the antifascist movement and better understand a group publicly maligned by negative portrayals by politicians and the media. This study is important because fascism is already doing real damage to marginalized Americans and represents a real threat of further identitarian and authoritarian oppression. Yet, the movement against growing fascism has been painted as a boogeyman in the public eye. Efforts to stop neo-Nazis and white supremacists from gathering are not discussed in terms of fighting fascism but rather in terms which criminalize and demonize antifascists. …
Cyber Security Threat Recognition And Preparedness Of Undergraduate Students, Litany Hope Lineberry
Cyber Security Threat Recognition And Preparedness Of Undergraduate Students, Litany Hope Lineberry
Theses and Dissertations
Cybersecurity awareness and preparedness are critical competencies for individuals across academic disciplines and professional sectors. However, undergraduate students often lack sufficient knowledge and skills to recognize and mitigate cybersecurity threats. This dissertation examines cybersecurity threat recognition and preparedness among undergraduate students through a three-phase research approach. Study 1 explores faculty perspectives on students' cybersecurity awareness, identifying gaps in knowledge and preparedness across various fields of study. Study 2 investigates industry professionals' perceptions of new hires’ cybersecurity readiness, assessing the alignment between academic training and industry expectations. Study 3 evaluates the effectiveness of an online intervention designed to enhance students' cybersecurity …
Taking Flight: Utilizing Unmanned Aerial Systems To Sample Insects In Soybean, William "Covey" Lockhart
Taking Flight: Utilizing Unmanned Aerial Systems To Sample Insects In Soybean, William "Covey" Lockhart
Theses and Dissertations
Insect scouting in soybean is a labor-intensive task but is needed throughout the season to minimize losses. When soybeans are tall, soils are wet, or soybeans are planted in narrow rows, walking through these fields can be difficult. To overcome these limitations of manual sampling, an unmanned aerial vehicle (UAV) sampling platform was developed that can collect insects in a sweep net attached to the bottom of a UAV. This system has been named the “Drone Insect Net Sampling System” (DINSS). Previous research with this system has shown positive correlations to traditional manual sampling methods. To improve this system, modifications …
Evaluation Of Soybean (Glycine Max (L.) Merr.) Yield Potential Following Simulated Population Loss And Replant Strategies, William Paul O'Neal
Evaluation Of Soybean (Glycine Max (L.) Merr.) Yield Potential Following Simulated Population Loss And Replant Strategies, William Paul O'Neal
Theses and Dissertations
Soybean producers are often faced with challenges regarding stand loss situations that can be caused by many different things. Often, in a replant situation, producers must decide if it is best to keep the failed stand without replanting, keep the failed stand and replant at a lower rate, or terminate the failed stand and replant at a full rate. Therefore, the objectives of this research were to evaluate soybean yield potential following differing levels of simulated stand loss as well as to evaluate soybean yield potential following simulated stand loss with different levels of replant. Experiments were conducted in 2023 …
Establishing A Baseline For Detecting Lotl Attacks In Windows Operating Systems, Ashlyn Martin Phillips
Establishing A Baseline For Detecting Lotl Attacks In Windows Operating Systems, Ashlyn Martin Phillips
Theses and Dissertations
There has been an increasing realization of the rise in living off the land (LOTL) attacks where adversaries misuse legitimate system tools, particularly with state-sponsored actors targeting critical infrastructure in the United States. These attacks are difficult to detect because they allow attackers to remain present in a system without the user’s knowledge for an extended period. This thesis establishes an initial baseline specifically for Windows operating systems to measure normal system activity, focusing on CPU usage, memory utilization, and process activity. It particularly examines the use of PowerShell alongside other applications. The findings from this baseline are used to …
Faculty Perceptions And Use Of Open Educational Resources In Postsecondary Stem Classrooms, Gabriel Posadas
Faculty Perceptions And Use Of Open Educational Resources In Postsecondary Stem Classrooms, Gabriel Posadas
Theses and Dissertations
This study examined how faculty in Science, Technology, Engineering, and Mathematics (STEM) or STEM-related fields perceive and utilize open educational resources (OER) in their classrooms and how faculty characteristics (e.g., age, teaching experience, OER experience) influence their adoption. A quantitative survey was administered to 48 STEM faculty across 8 colleges at a large, southeastern university. Findings revealed that faculty generally acknowledged OER’s benefits, particularly its cost-saving potential, and all faculty without prior OER experience and 86.5% of faculty with OER experience expressed neutral to positive perceptions regarding OER’s ability to reduce financial burdens. Faculty with OER experience also recognized its …
Removal Of Harmful Algal Bloom Toxin, Microcystin-Lr Via Graphene Coated Polymers, Justin Douglas Puhnaty
Removal Of Harmful Algal Bloom Toxin, Microcystin-Lr Via Graphene Coated Polymers, Justin Douglas Puhnaty
Theses and Dissertations
This study investigates a novel 3D-printed graphene-coated polymer (GCP) for the removal of Microcystin-LR (MC-LR), a harmful cyanotoxin produced during harmful algal blooms (HABs). While graphene nanoplatelets (GnPs) exhibit high adsorption capacity, their powdered form limits practical application. To address this, GnPs were coated onto 3D-printed poly(lactic acid) (PLA) substrates, enabling enhanced handling for field deployment. Surface characterization using laser confocal microscopy, Raman spectroscopy, and thermogravimetric analysis confirmed GnP distribution and coating uniformity. Batch adsorption experiments revealed pseudo-second-order kinetics, a maximum adsorption capacity (qmax) of 596 μg/g, and adsorption behavior best described by the Langmuir isotherm. Statistical analysis and comparison …
Design And Evaluation Of A 5g Testbed: Analyzing Security Solutions, Iq Sample Management, And Performance Visualization, Mohammed Saleh Shaik
Design And Evaluation Of A 5g Testbed: Analyzing Security Solutions, Iq Sample Management, And Performance Visualization, Mohammed Saleh Shaik
Theses and Dissertations
The evolution of 5G networks has introduced new opportunities for high-speed, low-latency wireless communication, supporting a wide range of applications from industrial automation to secure data transmission. However, as 5G networks become more complex, ensuring security and maintaining optimal performance present significant challenges. This thesis explores the development of a 5G testbed using Software-Defined Radios (SDRs) and open-source platforms to analyze signal behavior, security implementations, and performance. The testbed, built with the open source srsRAN software library and widely available SDR hardware, serves as a controlled environment for studying 5G communications security features and innovations. To evaluate transmission characteristics, in-phase/quadrature …
Costs And Challenges In The Mississippi Log Trucking Industry, James Tucker Shannon
Costs And Challenges In The Mississippi Log Trucking Industry, James Tucker Shannon
Theses and Dissertations
Challenges impacting Mississippi log trucking businesses include escalating production costs, labor shortages, aging ownership, and rising liability insurance premiums. These concerns are transmitted back to loggers, landowners, and the entire forest products industry, reducing their contributions to the state’s economy. Lack of current knowledge concerning the adaptation of Mississippi log trucking companies under adverse business conditions necessitated a statewide mixed-mode survey to determine the industry’s structure, the nature of liability insurance premiums, and business owner perceptions about driver hiring and profitability. Mississippi log trucking business owners and drivers were predominantly middle-aged, with fewer individuals under the age of 40. Log …
Projected Future Reservoir Impairment In The Conterminous United States Following Three Climate Change Scenarios, Darren James Shoemaker
Projected Future Reservoir Impairment In The Conterminous United States Following Three Climate Change Scenarios, Darren James Shoemaker
Theses and Dissertations
Anthropogenic climate change has been associated with reservoir aging and reduced ecosystem function. Communities throughout the world depend on reservoirs for services such as hydropower, drinking water, flood mitigation, and recreational opportunities. Though reservoirs were typically constructed to meet human needs, they are now also acknowledged as supporting biodiverse aquatic communities. Reservoir managers are expected to maintain services and biodiversity demanded by diverse users despite high uncertainty surrounding how climate will influence reservoirs through time. Additionally, data describing reservoir function at broad spatial extents are often either unavailable, incompatible between agencies, or prohibitively resource-intensive to obtain. Expert opinion surveys are …
An Exploratory Mixed-Methods Investigation Of Previous Sexual Health Communication Between Lesbian, Gay, Bisexual, Or Queer Young Adults And Their Parents, Haley Elizabeth Solace
An Exploratory Mixed-Methods Investigation Of Previous Sexual Health Communication Between Lesbian, Gay, Bisexual, Or Queer Young Adults And Their Parents, Haley Elizabeth Solace
Theses and Dissertations
Research suggests parent-child communication about sexual health can promote positive sexual health outcomes (e.g., Estrada-Martinez et al., 2020; Jayne et al., 2021); however, parent-child sexual health conversations are often infrequent and heteronormative (Estes, 2017). Few studies explore sexual health communication between LGBQ youth and their parents. This study explores previous experiences with parent-child sexual health communication between seven LGBQ young adults, aged 18 to 26, and four of their heterosexual mothers, to better understand parent-child sexual health communication and differences between parental-child reflections. Findings suggest LGBQ young adults and parents recall similar experiences, however, perceived discomfort and parental competency differently. …
Does An Adapted Swimming Program Improve Self-Efficacy In Individuals With Intellectual Disability?, Georgia Grace Starr
Does An Adapted Swimming Program Improve Self-Efficacy In Individuals With Intellectual Disability?, Georgia Grace Starr
Theses and Dissertations
BACKGROUND: Short-term adapted swimming programs may improve self-efficacy in individuals with intellectual disability (ID). PURPOSE: We investigated if self-efficacy was improved from the perspectives of swimmers, their parents, and volunteering staff. METHODS: A 5-day program (60 min∙day-1) focused on swim skill development and independence, with each participant supported by a volunteer without disability. Semi-structured interviews were conducted with 5 swimmers (14–35 years, 4 females), 5 parents (40–70 years, all mothers), and 5 volunteers (17–64 years, 4 females). Analysis, using open, structured, and focused coding, highlighted themes aligning with Bandura’s Self-Efficacy Theory (SET)—previous experience, vicarious experience, social persuasion, and feedback—and Self-determination …
“Here For Everyone” (?): How Intimate Partner Violence Service Organizations Address Community Needs And Transgender Inclusion In The Deep South, Brian Tesch
Theses and Dissertations
Transgender individuals face disproportionately high rates of intimate partner violence (also known as IPV) when compared to other sociodemographic groups. Despite this prevalence, IPV service organizations in the Deep South (e.g., Alabama, Georgia, Louisiana, Mississippi, and South Carolina), a region of the U.S. encompassing several rural communities and characterized by traditional gender norms and conservative Christian religious values, may have difficulties meeting the unique needs of transgender IPV survivors. This dissertation explores two key areas: (1) the perceptions of IPV service organization staff members in the Deep South concerning how their agencies assist members of the transgender community, and (2) …
Shifting Sands: Moving From Reality To Unreality, Aaron Waterson
Shifting Sands: Moving From Reality To Unreality, Aaron Waterson
Theses and Dissertations
This is a series of stories that shifts from literary fiction to science fiction, each with their own inspiration and message. Inspirations include The Twilight Zone, Benjamin Percy, Da-Lin, Gabriel Garcia Marquez, The Sandman, and Endymion. Each of these stories is conversant with norms and traditions of storytelling and the connections between these and their inspirations are elaborated on in the Introduction that accompanies the collection as a whole.
Prosodic Pitch And Intensity Patterns In People With Moderate Broca's Aphasia, Juliana Pickard
Prosodic Pitch And Intensity Patterns In People With Moderate Broca's Aphasia, Juliana Pickard
Theses and Dissertations
People with aphasia (PWA) experience deficits in utilizing prosody, which drastically impacts their communicative effectiveness. The lack of prosody in people with aphasia may alter their ability to nurture meaningful relationships, advance educational and work opportunities, and participate in community activities. This study acoustically evaluates the prosodic characteristics of speech produced by individuals with non-fluent aphasia to better understand how to accurately assess and more effectively treat communication difficulties in PWA. Recorded speech samples derived from a Cinderella story retell from 16 individuals with moderate Broca's aphasia and 16 age-matched controls were acoustically analyzed in this study. The recordings were …
Data In The Classroom: The Impact Of A Data-Centric, High School Program To Motivate Career Interest In Stem Fields, Tyler Stabiler
Data In The Classroom: The Impact Of A Data-Centric, High School Program To Motivate Career Interest In Stem Fields, Tyler Stabiler
Theses and Dissertations
This dissertation proposes to analyze the importance of introducing data-centric STEM (Science, Technology, Engineering, and Mathematics) studies at the high school level. In today's digital age, the importance of studying data-centric STEM in high school cannot be overstated. This dissertation looks to discover educational capabilities of high school students in various grade levels by understanding their drive, desire, and ambitions in a different STEM course than what is currently offered at the high school. Finally, the study analyzes the students’ participation in lectures, laboratory environment, and model/simulations to identify the significance in high schools adding data-centric curriculums to their academic …
The Evolution And Impact Of Blog Analysis Tools: A Study Of Blogtracker's Comprehensive Approach To Digital Discourse Analysis, Oyindamola Koleoso
The Evolution And Impact Of Blog Analysis Tools: A Study Of Blogtracker's Comprehensive Approach To Digital Discourse Analysis, Oyindamola Koleoso
Theses and Dissertations
This study presents BlogTracker, a comprehensive web-based platform designed to address the growing complexities of analyzing the modern blogosphere. We detail BlogTracker's evolution from earlier blog analysis tools, highlighting its innovative integration of features including real-time data collection, advanced content analysis, sentiment analysis, influence tracking, and narrative analysis. At the core of our contribution is a robust content extraction system that achieves 91.33% accuracy across diverse blog formats, providing a reliable foundation for all analytical functions. This extraction system effectively distinguishes between primary content and peripheral elements, ensuring high-quality inputs for downstream analysis regardless of source blog structure. The platform's …
Modeling Cross-Platform Narrative Templates: A Temporal Knowledge Graph Approach, Ridwan Amure
Modeling Cross-Platform Narrative Templates: A Temporal Knowledge Graph Approach, Ridwan Amure
Theses and Dissertations
Over the past decade, social media platforms have rapidly evolved in scale, functionality, and user engagement, encouraging individuals to maintain active presences across multiple networks. This complex, interconnected ecosystem has also enabled information actors to exploit cross-platform dynamics to amplify the reach of their content and strategically target diverse audiences. Recognizing the persistence and adaptability of such actors, this research emphasizes the need for robust models that can effectively capture and analyze cross-platform narrative diffusion. To this end, we propose a framework that utilizes temporal knowledge graphs to model the evolution and relationships among narratives across platforms. We extract temporal …
Decoding Symbolic Influence On Youtube Engagement, Emotion Resonance And Trust In Information Campaigns, Diwash Poudel
Decoding Symbolic Influence On Youtube Engagement, Emotion Resonance And Trust In Information Campaigns, Diwash Poudel
Theses and Dissertations
This study examined how symbolic images in YouTube videos influences viewers’ emotions, trust, and engagement with political content online. Approximately 2,000 videos were collected and analyzed, with a focus on both thumbnails and standout frames. The findings revealed that cultural symbols were particularly effective at capturing attention and evoking strong emotional reactions—especially anger and disgust. Notably, these same symbols also enhanced viewer trust, making audiences less susceptible to misinformation. Statistical tests confirmed that these effects were consistent and significant. To ensure the validity of these results, additional analyses were conducted to assess potential biases in YouTube’s recommendation algorithm, as well …
Method Development For The Analysis Of Drugs Of Abuse Using Solid Phase Extraction And High Pressure Liquid Chromatography, Sangeeta Kurre
Method Development For The Analysis Of Drugs Of Abuse Using Solid Phase Extraction And High Pressure Liquid Chromatography, Sangeeta Kurre
Theses and Dissertations
The accurate detection and quantification of drugs of abuse and their metabolites for HPLC analysis is key in the medical, forensic, and environmental sectors. Additionally, the detection of compounds related to substance use disorders in clinical settings can play a crucial role in effective treatment decisions by healthcare practitioners. The ability to detect these compounds at trace levels in any given sample matrix is a known challenge. Coupling a reliable sample preparation method to HPLC analysis for matrix interference reduction and the preconcentration of species for enhanced detection limits may provide a preferred solution to the analysis of drugs of …