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Emotions And Narrative In Sophocles' Fragmentary Tragedies "Tyro" (A’ And B’) And "Tereus", Maria Eugenia Bonaparte Gimenez Aug 2025

Emotions And Narrative In Sophocles' Fragmentary Tragedies "Tyro" (A’ And B’) And "Tereus", Maria Eugenia Bonaparte Gimenez

Arts & Sciences Graduate Student Theses and Dissertations

The purpose of this master’s thesis is to explore the possibility of gaining a better understanding of Sophocles’ fragmentary tragedies by taking emotions into consideration. I focus on three of those plays, Tereus, and Tyro A’ and B’, and put them in relation to the mythological narratives from which they derived, as well as other examples of reception. By considering the basic narrative patterns of the myth and their rendering in different media alongside emotional scripts, we can support or challenge existing hypotheses about these fragmentary plays. At the conclusion of this study, I demonstrate that emotions have …


Summer Symposium 2025, Student Inquiry And Research (Sir) Aug 2025

Summer Symposium 2025, Student Inquiry And Research (Sir)

IMSAloquium Event Booklets

For nearly four decades, IMSA has worked to advance the human condition through educational innovation. The Summer Symposium is our annual showcase for the research projects that were conducted in IMSA’s experiential learning programs between May and August. These programs include Student Inquiry and Research (SIR), IN2 Business Internships, and the Student Research and Experiential Learning Opportunity (SRELO) program.


Effectiveness Of Leadership Rounding In Reducing Patient-Related Falls In A Medical-Surgical Unit, Elsie-Solange Mvoueng Nkoi-Mimba Aug 2025

Effectiveness Of Leadership Rounding In Reducing Patient-Related Falls In A Medical-Surgical Unit, Elsie-Solange Mvoueng Nkoi-Mimba

Walden Dissertations and Doctoral Studies

Summary In this Doctor of Nursing Practice (DNP) project, I evaluated whether the project site organization’s implementation of leadership rounding reduced patient falls within a medical-surgical unit. Despite established fall prevention strategies, the unit continued to experience ongoing incidents, prompting the implementation of structured leadership rounding. The practice-focused question assessed changes in fall rates over a 3-month postintervention period compared to the preceding 3 months. A retrospective chart review was conducted from December 2023 to June 2024, excluding March 2024 due to partial implementation. I used descriptive statistics to analyze trends. The average monthly fall rate remained stable at 2.67 …


What Is Lost When Time Is Saved: Drawing In Collaboration With The Urban Periphery, Carmen Ribaudo Aug 2025

What Is Lost When Time Is Saved: Drawing In Collaboration With The Urban Periphery, Carmen Ribaudo

MFA in Visual Art

I pay attention to the overlooked spaces where land and industry meet, prompting me to wonder what can be gleaned in the oily and cracked urban periphery. With a focus on my hometown St. Louis, this industrial city is my subject matter. And so, I draw in a neighborhood bisected by a highway. I animate with sand near the river confluence on land preserved after a historic flood. I make my own bricks in this Brick City, setting up in locations of former terra cotta clay mines. I sit in the tension of what author Michael Martone calls the “midwestern …


Supervised Topic Modeling For Scientific Texts: Bayesian Shrinkage Methods And Domain-Specific Applications In Forensics And Online Aggression Sciences, Amir Alipour Yengejeh Aug 2025

Supervised Topic Modeling For Scientific Texts: Bayesian Shrinkage Methods And Domain-Specific Applications In Forensics And Online Aggression Sciences, Amir Alipour Yengejeh

Graduate Thesis and Dissertation post-2024

Topic modeling has become a powerful tool for analyzing large-scale textual corpora across scientific domains. However, traditional unsupervised approaches like Latent Dirichlet Allocation (LDA) often produce redundant or weakly informative topics, limiting their interpretability and predictive utility. This dissertation presents a dual-track study that advances the field of interpretable topic modeling and domain-specific text analysis by (1) quantitatively analyzing research trends in Cyber Aggression and Abuse (CAA), and (2) developing a supervised topic selection framework for forensic science literature.

In the first part, we apply LDA to a corpus of 2,309 journal abstracts on CAA sourced from the Web of …


The Relationship Between Academic Advising And The Academic Success Of First-Generation, First Time In College Students, Nina Leonard Aug 2025

The Relationship Between Academic Advising And The Academic Success Of First-Generation, First Time In College Students, Nina Leonard

Graduate Thesis and Dissertation post-2024

Students navigate a variety of challenges that impact their success. As of 2024, Florida uses a myriad of metrics to predict retention rates. Studies have highlighted a relationship between students’ Year 2 retention and 4-year graduation rates. Recently, a large, urban university made significant investments in academic advising. The increased funding was influenced by a shift to gain a preeminent designation in the state. This study sought to determine what relationship, if any, academic advising had on student academic success. Quantitative analysis concluded that academic advising was connected to increased institutional grade point averages, retention to the second year, and …


Achievement In Performing Arts At Title I Schools In Florida: A Case Study On The Impact Of Administrative Leadership And Financial Decisions On Student Performance, Mario L. Ford Aug 2025

Achievement In Performing Arts At Title I Schools In Florida: A Case Study On The Impact Of Administrative Leadership And Financial Decisions On Student Performance, Mario L. Ford

Graduate Thesis and Dissertation post-2024

Researchers have established that the leadership strategies of a principal can directly impact student achievement, though it has not been clearly stated how that occurs (Cox & Mullen, 2023). This single-case instrumental study investigates the financial and administrative priorities of a principal at a Title I high school in Florida and the impact they have on the Music Performance Assessment (MPA) ratings of band, chorus, and orchestra programs at the district level. Additionally, the purpose of this case study is to provide insight into how the principal at a Title I high school whose performing arts programs have a trend …


Management Of Critically Ill Patients Following Earthquake Disasters, Esat Kivanç Kaya, Burçi̇n Halaçli, Mehmet Yildirim, Arzu Topeli̇ Aug 2025

Management Of Critically Ill Patients Following Earthquake Disasters, Esat Kivanç Kaya, Burçi̇n Halaçli, Mehmet Yildirim, Arzu Topeli̇

Turkish Journal of Medical Sciences

The devastating earthquakes that struck southeastern Turkiye on February 6, 2023, emphasized the profound societal and healthcare challenges posed by natural disasters. These events highlighted the essential need for healthcare professionals to be well-prepared and equipped with the expertise to manage such crises effectively. Earthquake-induced trauma presents a wide array of medical and surgical complications, frequently requiring urgent hospitalization and specialized management for critically ill patients. However, the limited availability of comprehensive data and evidence-based guidelines complicates optimal care delivery in these scenarios. This review outlines current recommendations for the multidisciplinary management of critically ill patients with earthquake-related trauma. It …


Evaluation Of Rheumatic Etiologies Underlying Childhood-Onset Arthritis, Seher Şener, Erdal Atalay, Ezgi̇ Deni̇z Batu, Cansu Ayten Tatar, Özge Başaran, Yelda Bi̇lgi̇ner, Seza Özen Aug 2025

Evaluation Of Rheumatic Etiologies Underlying Childhood-Onset Arthritis, Seher Şener, Erdal Atalay, Ezgi̇ Deni̇z Batu, Cansu Ayten Tatar, Özge Başaran, Yelda Bi̇lgi̇ner, Seza Özen

Turkish Journal of Medical Sciences

Background/aim: Childhood-onset arthritis may result from various rheumatic diseases. This study aimed to systematically evaluate their distribution and characteristics in a large pediatric cohort.

Materials and methods: We retrospectively analyzed all pediatric patients who presented with arthritis to the pediatric rheumatology clinic between January 2000 and January 2023.

Results: A total of 1713 pediatric patients who presented with arthritis were included in this study (median age at diagnosis: 6.8 years; F/M = 1.2). Most of the patients (n = 859, 50.1%) had juvenile idiopathic arthritis (JIA) (especially oligoarticular JIA). Patients with familial Mediterranean fever, comprising 277 individuals (16.2%) presented with …


Discontinuation Of Hydroxychloroquine Due To Suspected Retinal Toxicity In Systemic Lupus Erythematosus And The Role Of Multimodal Imaging, Burak İnce, Mehmet Bedi̇i̇ Oğurel, Zafer Cebeci̇, Yavuz Burak Tor, Yasemi̇n Yalçinkaya, Ahmet Gül, Murat İnanç, Bahar Artim Esen Aug 2025

Discontinuation Of Hydroxychloroquine Due To Suspected Retinal Toxicity In Systemic Lupus Erythematosus And The Role Of Multimodal Imaging, Burak İnce, Mehmet Bedi̇i̇ Oğurel, Zafer Cebeci̇, Yavuz Burak Tor, Yasemi̇n Yalçinkaya, Ahmet Gül, Murat İnanç, Bahar Artim Esen

Turkish Journal of Medical Sciences

Background/aim: To evaluate the effect of hydroxychloroquine (HCQ) on disease activity and damage in patients with systemic lupus erythematosus (SLE) in whom HCQ had previously been discontinued due to retinal toxicity, and to examine and reevaluate toxicity findings through a detailed ophthalmological examination.

Materials and methods: Patients with SLE who had been on HCQ for at least 3 years after achieving lupus low disease activity state (LLDAS) following remission induction, and were followed up for at least 3 years after HCQ discontinuation due to retinal toxicity diagnosed by visual field testing, were analysed. Disease activity, the number and severity of …


Ultrasonographic And Elastographic Evaluation Of Plantar Fascia And Achilles Tendon Alterations In Type 2 Diabetes Mellitus, Rifat Bozkuş, İhsani̇ye Süer Doğan, Berna Turhan, Sümeyya Duran Kaymak, Mustafa Hulusi̇ Kurt, Rasi̇me Peli̇n Kavak Aug 2025

Ultrasonographic And Elastographic Evaluation Of Plantar Fascia And Achilles Tendon Alterations In Type 2 Diabetes Mellitus, Rifat Bozkuş, İhsani̇ye Süer Doğan, Berna Turhan, Sümeyya Duran Kaymak, Mustafa Hulusi̇ Kurt, Rasi̇me Peli̇n Kavak

Turkish Journal of Medical Sciences

Background/aim: The primary aim of this study is to compare the thickness and stiffness of the PF and AT between healthy volunteers and patients with type 2 diabetes mellitus (T2DM). A secondary objective is to explore the correlations between the thickness and stiffness of the PF and AT with diabetes duration (in months) and hemoglobin A1c (HbA1c) levels in T2DM patients without peripheral neuropathy or foot ulcers, with peripheral neuropathy or with foot ulcers.Material and Methods: A total of 289 participants, including 117 healthy volunteers (Group A) and 172 T2DM patients (59.5%), matched for age, sex, and body mass index, …


Detection And Quantification Of Microplastics In Cerumen, Bengi̇ Arslan, Yüce İslamoğlu, Ali̇ Sami̇ Berçi̇n, Selen Akbulut, Mehmet Meli̇koğlu Aug 2025

Detection And Quantification Of Microplastics In Cerumen, Bengi̇ Arslan, Yüce İslamoğlu, Ali̇ Sami̇ Berçi̇n, Selen Akbulut, Mehmet Meli̇koğlu

Turkish Journal of Medical Sciences

Background/aim: Microplastics (MPs) are a growing concern due to their pervasive environmental presence and potential environmental and human exposure impacts. Given evidence of systemic MP presence in human tissues and fluids, and the ear canal's environmental exposure, this novel study aimed to identify these particles in human cerumen. Cerumen was collected from the proximal ear canal to minimize potential airborne contamination.

Materials and methods: Cerumen samples were prospectively collected from 12 adult patients (23 patient-derived specimens) and 3 control water samples, following ethical approval and consent. Samples were extracted using sterile instruments, stored in glass, diluted, and filtered through 0.22 …


Are Paraplegic Wheelchair Users Vulnerable To Overuse Syndromes?, Kutay Tezel, Esra Ülgen Kiratlioğlu, Hüseyi̇n Kayadi̇bi̇, İlkay Karabay, Mi̇tat Cebeci̇, Eda Gürçay Aug 2025

Are Paraplegic Wheelchair Users Vulnerable To Overuse Syndromes?, Kutay Tezel, Esra Ülgen Kiratlioğlu, Hüseyi̇n Kayadi̇bi̇, İlkay Karabay, Mi̇tat Cebeci̇, Eda Gürçay

Turkish Journal of Medical Sciences

Background and Aims: The purposes of this study are to determine the frequency of upper extremity overuse syndromes in patients with spinal cord injury (SCI) using manual wheelchairs, to evaluate them clinically and sonographically, and to reveal possible factors that predispose to overuse syndromes.

Materials and methods: A total of 38 traumatic SCI patients who were over 18 years of age and manual wheelchair users were enrolled in this cross-sectional study. The patients were evaluated with clinical and sonographic findings of the wrist, elbow and shoulder joints. Functional capacity, physical ability and symptoms of upper extremity, and quality of …


Treadmill-Based Submaximal Vo₂ Estimation In Patients With Coronary Artery Disease: Can A Model Derived From Healthy Individuals Be Valid?, Levent Karataş, Esra Sena Orbak Yeni̇dünya, Nesri̇n Demi̇rsoy Aug 2025

Treadmill-Based Submaximal Vo₂ Estimation In Patients With Coronary Artery Disease: Can A Model Derived From Healthy Individuals Be Valid?, Levent Karataş, Esra Sena Orbak Yeni̇dünya, Nesri̇n Demi̇rsoy

Turkish Journal of Medical Sciences

Background/aim: Existing treadmill-based VO₂ prediction models may not accurately estimate submaximal VO₂ in patients with coronary artery disease (CAD), as they are often derived from healthy populations. This study aimed to develop and validate a submaximal VO₂ prediction model derived from healthy individuals and tested for generalizability in CAD patients by incorporating clinically relevant parameters.

Materials and methods: A retrospective analysis was conducted with 101 participants (54 healthy, 47 CAD patients) undergoing cardiopulmonary exercise testing using the modified Bruce protocol. To better represent the submaximal VO₂ reached during exercise, the average VO₂ in the last minute of each stage was …


Prognostic Role Of Systemic Immune-Inflammation Index And Pan-Immune-Inflammation Value In Acute Methanol Poisoning, Hati̇ce Şahi̇n, Gülay Ulusal Okyay, Fatma Ayerden Ebi̇nç, Fevzi̇ Coşkun Sökmen, Emre Yaşar, Gülşen Akçay, Mehmet Deni̇z Ayli Aug 2025

Prognostic Role Of Systemic Immune-Inflammation Index And Pan-Immune-Inflammation Value In Acute Methanol Poisoning, Hati̇ce Şahi̇n, Gülay Ulusal Okyay, Fatma Ayerden Ebi̇nç, Fevzi̇ Coşkun Sökmen, Emre Yaşar, Gülşen Akçay, Mehmet Deni̇z Ayli

Turkish Journal of Medical Sciences

Background/aim: Acute methanol poisoning (MP) poses a significant public health challenge, with inflammation increasingly recognized as a key factor in its pathophysiology. Identifying accessible and reliable prognostic biomarkers could help enhance clinical outcomes. This study aimed to assess the prognostic value of the Systemic Immune-Inflammation Index (SII) and the Pan-Immune-Inflammation Value (PIV), measured upon emergency department admission, in predicting in-hospital mortality in patients with acute MP.Material and methods: This retrospective study included patients diagnosed with acute MP at two tertiary care centers in Ankara, Türkiye [University of Health Sciences Dışkapı Yıldırım Beyazıt Education and Research Hospital (January 1, 2015–October 1, …


Metabolic And Genotypic Characterization Of Meropenem Susceptible And Resistant Serratia Marcescens Isolates, Şeyma Ni̇gi̇z, Gülşen Hazirolan, Gülşen Altinkanat Gelmez, Ceren Özkul Koçak, Engi̇n Koçak, Sevi̇lay Erdoğan Kablan, Emi̇rhan Nemutlu, Aycan Gündoğdu, Fatma Bayrakdar, Ufuk Hasdemi̇r, Deni̇z Gür Aug 2025

Metabolic And Genotypic Characterization Of Meropenem Susceptible And Resistant Serratia Marcescens Isolates, Şeyma Ni̇gi̇z, Gülşen Hazirolan, Gülşen Altinkanat Gelmez, Ceren Özkul Koçak, Engi̇n Koçak, Sevi̇lay Erdoğan Kablan, Emi̇rhan Nemutlu, Aycan Gündoğdu, Fatma Bayrakdar, Ufuk Hasdemi̇r, Deni̇z Gür

Turkish Journal of Medical Sciences

Background/aim: Serratia marcescens which is a nosocomial pathogen, is naturally resistant to a wide spectrum of antibiotics, which makes the management of infections difficult. The aim of this study was to determine the in vitro susceptibilities of S. marcescens to ceftriaxone, ceftazidime, meropenem, amikacin, gentamicin, ciprofloxacin, and to compare the metabolic profiles of meropenemresistant isolates under basal conditions and after exposure to sublethal concentrations of meropenem.

Materials and methods: A total of 84 S. marcescens isolates were included from various samples. Genes for meropenem resistance were determined by polymerase chain reaction (PCR). Genetic similarities among isolates of S. marcescens were …


Erratum To " The Effect Of N-Acetylcysteine On Inflammation And Oxidative Stress In Cisplatin-Induced Nephrotoxicity: A Rat Model " [ Turkish Journal Of Medical Sciences 49 6 1789 1799], İnayet Güntürk, Cevat Yazici, Kader Köse, Fatma Dağli, Bi̇lal Yücel, Arzu Yay Aug 2025

Erratum To " The Effect Of N-Acetylcysteine On Inflammation And Oxidative Stress In Cisplatin-Induced Nephrotoxicity: A Rat Model " [ Turkish Journal Of Medical Sciences 49 6 1789 1799], İnayet Güntürk, Cevat Yazici, Kader Köse, Fatma Dağli, Bi̇lal Yücel, Arzu Yay

Turkish Journal of Medical Sciences

Due to an inadvertent error during the labeling of images in the figure included in the article, the authors have provided a revised version of the figure. In this updated version, the image corresponding to the NAC-250 group has been replaced with a new photograph, and all labels have been corrected accordingly.

This correction does not affect the conceptual content, results, statistical analysis, or conclusions of the article.The authors apologize for any confusion this may have caused.

The original article can be accessed at: https://doi.org/10.3906/sag-1903-225


Erratum To " Vitamin D Deficiency And Surgical Cellulose Mimicking Parathyroid Adenomaafter Initial Parathyroidectomy " [ Turkish Journal Of Medical Sciences 55 3 696 701], Mustafa Şahi̇n, Volkan Genç, Koray Ceyhan, Demet Çorapçioğlu Aug 2025

Erratum To " Vitamin D Deficiency And Surgical Cellulose Mimicking Parathyroid Adenomaafter Initial Parathyroidectomy " [ Turkish Journal Of Medical Sciences 55 3 696 701], Mustafa Şahi̇n, Volkan Genç, Koray Ceyhan, Demet Çorapçioğlu

Turkish Journal of Medical Sciences

We have identified that the article type of our publication entitled “Vitamin D deficiency and surgical cellulose mimicking parathyroid adenomaafter initial parathyroidectomy" was mistakenly entered incorrectly during the submission process. This error occurred due to an oversight at the time of submission.The correct article type should be Case Report instead of the previously indicated type. This correction does not affect the scientific content, results, or conclusions of the article.We apologize for any inconvenience this may have caused to our readers and the indexing services.

The original article can be accessed at: https://doi.org/10.55730/1300-0144.6017


Exploring The Experiences Of Women Of Color High School Principals - An Investigation Into The Factors That Influence Their Longevity, Carmen Morales Aug 2025

Exploring The Experiences Of Women Of Color High School Principals - An Investigation Into The Factors That Influence Their Longevity, Carmen Morales

Seton Hall University Dissertations and Theses (ETDs)

The underrepresentation of women of color in high school principal positions remains a persistent issue in educational leadership. This qualitative multi-case study explores the lived experiences of veteran women of color high school principals in northern New Jersey, investigating the factors that contribute to their longevity in the role. Through semi-structured interviews, document analysis, and observations, this study examines the intersectionality of race and gender in leadership, the barriers these women have encountered, and the strategies they have employed to sustain their leadership over time.

The findings highlight key themes, including the influence of mentorship and professional networks, the role …


The Association Of Adult Medicaid Beneficiaries’ Characteristics And Their Experience During The Covid-19 Pandemic, Frank R. Tortorella Aug 2025

The Association Of Adult Medicaid Beneficiaries’ Characteristics And Their Experience During The Covid-19 Pandemic, Frank R. Tortorella

Dissertations and Theses (Open Access)

Background: The COVID-19 pandemic disrupted the United States’ safety net program, Medicaid, for low-income individuals affecting access to care, increasing enrollment, and requiring new approaches to care delivery. The literature shows that beneficiaries’ personal characteristics influence their healthcare experience. This study investigated the association between Medicaid beneficiary characteristics and experience with their Medicaid health plan, examined if COVID-19 negatively impacted experience, and tested if COVID-19 moderated the relationship between beneficiary characteristics and experience.

Methods: The research sample was 76,976 adult Medicaid beneficiaries who voluntarily completed the annual Consumer Assessment of Healthcare Providers and Systems (CAHPS) health plan surveys in 2018 …


Exploring Different Metal-Oxide Cathode Materials For Structural Lithium-Ion Batteries Using Dip-Coating, David Petrushenko, Thomas Burns, Paul Ziehl, Ralph E. White, Paul T. Coman Aug 2025

Exploring Different Metal-Oxide Cathode Materials For Structural Lithium-Ion Batteries Using Dip-Coating, David Petrushenko, Thomas Burns, Paul Ziehl, Ralph E. White, Paul T. Coman

Faculty Publications

In this study, a selection of active materials were coated onto commercially available intermediate modulus carbon fibers to form and analyze the performance of novel composite cathodes for structural power composites. Various slurries containing polyvinylidene fluoride (PVDF), active material powders, 1-methyl-2-pyrrolidone (NMP) and carbon black (CB) were used to coat carbon fiber tows by immersion. Four active materials—lithium cobalt oxide (LCO), lithium iron phosphate (LFP), lithium nickel manganese cobalt oxide (NMC), and lithium nickel cobalt aluminum oxide (NCA)—were individually tested to assess their electrochemical reversibility. The cells were prepared with a polymer separator and liquid electrolytes and assembled in 2025-coin …


Revisiting Android Permission Evolution Through Temporal Analysis: A Data-Driven Study Of Behaviors And Implications, Ali Al Kinoon Aug 2025

Revisiting Android Permission Evolution Through Temporal Analysis: A Data-Driven Study Of Behaviors And Implications, Ali Al Kinoon

Graduate Thesis and Dissertation post-2024

Malicious applications continue to pose significant privacy and security risks within the Android ecosystem, often exploiting user permissions and obscuring data collection practices behind opaque privacy policies. To address these challenges, this dissertation presents a comprehensive framework for enhancing Android app security through dataset construction, permission behavior analysis, and privacy policy classification. The framework systematically investigates key issues such as dataset fidelity, permission misuse, model performance, and the alignment between declared and actual data practices. Through a combination of empirical analysis and machine learning techniques, this work advances the development of more transparent and secure mobile applications. The first part …


Numerical Evaluation Of A Novel Transpiration Cooling Scheme For Use In Dynamic Control Of Atmospheric Entry System, Caroline J. Anderson Aug 2025

Numerical Evaluation Of A Novel Transpiration Cooling Scheme For Use In Dynamic Control Of Atmospheric Entry System, Caroline J. Anderson

Graduate Thesis and Dissertation post-2024

Future space exploration missions require sustainable, efficient thermal protection systems for atmospheric entry, instead of disposable ablative shields. Transpiration cooling has interest as a long studied method but never used for missions to date, prompting further study to address concerns of flow transition downstream. In consideration of additional need for aerodynamic maneuvering for greater landing accuracy, a novel asymmetric scheme of transpiration cooling is presented as a method of using onboard coolant to meet entry trajectory maneuvering requirements. This numerical study creates a coupled model of vehicle-scale flow domain and material-scale thermal response to converge on accurate vehicle surface values.


Design And Development Of A Laser Diagnostic System For Ammonia And Nox Measurements In A Toroidal Jet Stirred Reactor At Atmospheric Pressure, Marzuqa Ahmed Aug 2025

Design And Development Of A Laser Diagnostic System For Ammonia And Nox Measurements In A Toroidal Jet Stirred Reactor At Atmospheric Pressure, Marzuqa Ahmed

Graduate Thesis and Dissertation post-2024

The need for more sustainable fuel alternatives in the modern aircraft industry is growing. SAF is the current sustainable fuel in use, but still produces harmful carbon emissions. A promising alternative to SAF is ammonia, which produces zero carbon emissions. By decomposing ammonia (NH3) into its constituents of N2 and H2 using a chemical catalyst, a hydrogen-ammonia fuel mix is created. H2/NH3 mixtures still have the desired characteristic of burning without carbon emissions, but are less reactive than pure hydrogen. Additionally, ammonia is a widely used compound, so infrastructure already exists for production, …


Marine Ecosystem Services Disruption And Social Violence, Rafael Hurtado-Valdivieso Aug 2025

Marine Ecosystem Services Disruption And Social Violence, Rafael Hurtado-Valdivieso

Graduate Thesis and Dissertation post-2024

Over the past century, human activities have profoundly altered ocean and coastal ecosystems, significantly impacting communities whose livelihoods depend on these environments. This dissertation explores how disruptions in marine ecosystem services contribute to the emergence of social violence in coastal communities, with a specific focus on the Colombian Caribbean. While prior research suggests a potential link between environmental degradation and conflict, empirical evidence remains limited and inconclusive. This study addresses that gap through a multi-method, interdisciplinary approach that integrates environmental science, political science, and computational modeling to examine the mechanisms linking ecosystem disruption to social violence.

The research follows a …


Bridging Data Gaps And Forecasting Challenges In Water Quality Monitoring Using Deep Learning, Rohan Gudla Aug 2025

Bridging Data Gaps And Forecasting Challenges In Water Quality Monitoring Using Deep Learning, Rohan Gudla

Graduate Thesis and Dissertation post-2024

Reliable water quality monitoring is critical for protecting public health and enabling sustainable environmental management. However, high rates of missing data often exceed 40% due to sensor failures and operational disruptions severely undermine the utility of environmental monitoring systems. To address this challenge, this thesis presents a three-stage deep learning framework designed to enhance the accuracy and resilience of water quality forecasting. First, a Bidirectional Long Short-Term Memory model with Attention and Autoencoder Modules (BiLSTM-AAM) is introduced to impute long, irregular gaps in multivariate time series. Applied to real-world data from the St. Lucie River Basin, the model achieved a …


Enhancing Intelligent Transportation Systems: Scalability, Emulation, And Applications Of V2x Communication For Connected And Autonomous Vehicles, Ghayoor Shah Aug 2025

Enhancing Intelligent Transportation Systems: Scalability, Emulation, And Applications Of V2x Communication For Connected And Autonomous Vehicles, Ghayoor Shah

Graduate Thesis and Dissertation post-2024

The integration of Vehicle-to-Everything (V2X) communication is a key advancement for Connected and Autonomous Vehicles (CAVs), enhancing the safety, efficiency, and intelligence of modern Intelligent Transportation Systems (ITS). While Autonomous Vehicles (AVs) rely heavily on onboard sensor data for situational awareness, they remain limited in non-line-of-sight scenarios, which can lead to critical driver errors and accidents. V2X communication extends this awareness by enabling real-time exchange of information beyond sensor range, improving decision-making and reducing collisions.

Two primary V2X technologies are Dedicated Short-Range Communication (DSRC) and Cellular-V2X (C-V2X). While DSRC, based on IEEE 802.11p, was initially prominent in research, C-V2X, standardized …


Accurate And Efficient Orbit Probability Approximation Framework For Space Situational Awareness, Pugazhenthi Sivasankar Aug 2025

Accurate And Efficient Orbit Probability Approximation Framework For Space Situational Awareness, Pugazhenthi Sivasankar

Graduate Thesis and Dissertation post-2024

Uncertainty Propagation in astrodynamics has gained importance in space situational awareness (SSA) problems such as space debris tracking, collision avoidance, and Cislunar operations. In this dissertation, the technique of Orbit Probability Approximation (OPA) is developed. OPA propagates orbital uncertainty using Liouville’s theorem with different functional approximations. First, OPA is formulated with Chebyshev polynomials to propagate the uncertainty on a geocentric planar orbit problem and then validated using two sources of satellite data: GRACE navigation data from the Jet Propulsion Laboratory (JPL) database, and FireOPAL ground-based observer provided by Lockheed Martin. In this validation process, OPA propagates uncertainty without using any …


Computational Approaches For Rna Structural Motif Analysis: Similarities, Variations, And Spatial Relationships, Md Mahfuzur Rahaman Aug 2025

Computational Approaches For Rna Structural Motif Analysis: Similarities, Variations, And Spatial Relationships, Md Mahfuzur Rahaman

Graduate Thesis and Dissertation post-2024

The three-dimensional structures of RNA play a critical role in understanding their functions. One way to study the RNA 3D structure is by analyzing recurrent segments within the loop regions of RNAs, known as RNA structural motifs. These motifs can be grouped into families based on their structural features. However, the inherent structural diversity presents challenges in characterizing the similarities, variations, and spatial relationships within RNA motif families. This dissertation presents three computational methods that together provide a comprehensive framework for RNA structural motif analysis. First, RNAMotifComp establishes and visualizes relational networks among structural motif families. By analyzing instances of …


From Failure To Fidelity: Enabling Scalable Sim2real Lidar Perception Through Realistic Digital Twins, Muhammad Shahbaz Aug 2025

From Failure To Fidelity: Enabling Scalable Sim2real Lidar Perception Through Realistic Digital Twins, Muhammad Shahbaz

Graduate Thesis and Dissertation post-2024

LiDAR technology plays a key role in enabling intelligent perception across urban systems. Its ability to capture accurate 3D data regardless of lighting conditions makes it well-suited for applications in autonomous vehicles, traffic monitoring, security, and privacy-aware smart city infrastructure, offering advantages over camera-based systems in depth, precision, and reliability. However, scaling deployment faces substantial challenges due to the time, effort, and cost of gathering and labeling LiDAR data used to train and test perception algorithms. This dissertation addresses these challenges by tracing a comprehensive research trajectory from early failures to a successful, fidelity-driven solution. Initially, (1) it explores transfer …