Digital Commons Network^™

Msw Portfolio, Daisy Marie Sells Alexander

Graduate Student Portfolios, Professional Papers, and Capstone Projects

MSW Portfolio

Falling Victim To The Beauty Algorithm, Niti Majethia

Capstones

As life on the internet becomes the new normal, the impact of social media becomes more pervasive and relentless. This story delves into how platforms like Instagram and TikTok can amplify the societal pressures on women to live up to an impossible beauty standard. Various experts weigh in on how this pressure affects women of all ages — from little girls to grown-up, established influencers. This timely narrative underscores the steep cost of society’s obsession with beauty as a measure of value and whether there is an escape to it at all.

On Food And Restaurants, Liya Cui

Capstones

This portfolio contains a collection of stories about New York City restaurants and broader food culture, including reported features, a profile and criticism. Food is literally inescapable; even if you believe you don’t care about what you eat, every bite is a choice. This subject deserves critical thought and exploration as it influences our lives in myriad ways and reveals cultural trends that can tell us so much about who we are right now.

https://medium.com/@LiyaC/capstone-portfolio-on-food-and-restaurants-bc4c18c7f2a9

¿Qué Futuro Les Espera A Los Trabajadores Latinos? El Calor Extremo, Las Promesas Vacías Y La Incertidumbre Política, Yunior Rivas Garcia

Capstones

Este artículo explora las condiciones mortales que enfrentan los trabajadores latinos en Estados Unidos debido al estrés por calor, un riesgo creciente en sectores esenciales como la construcción, la agricultura y el almacenamiento. A pesar de representar una proporción significativa de las muertes laborales, las protecciones contra el calor son insuficientes, y la falta de regulación federal agrava la vulnerabilidad de estos trabajadores, muchos de los cuales son indocumentados. A través de casos específicos, como la muerte de Esvin Cruz Mateo, y un análisis de las políticas laborales actuales, el texto examina las fallas estructurales que perpetúan la inseguridad laboral …

Flood Risks Surge In Unexpected Places, Leaving Americans Unprepared And Uninsured, Genna Y. Contino

Capstones

As weather patterns become more unpredictable, the amount of uninsured property loss is expected to soar – disproportionately impacting communities of color in the U.S. Hurricane Helene, which devastated the western North Carolina mountains, demonstrates this trend. Experts say boosting insurance literacy and updating floodplain maps will better prepare the country as it navigates a changing climate.

https://docs.google.com/document/d/e/2PACX-1vSApu2Io6-IjMynum2d3IakyOV2AZysgayw8f4ypNID6dF0j06vumogvy6tJ9XPvqhXtC76fs8ZHre9/pub

Always Tracy, Meron Tebeje

Capstones

After defending herself against her abusive husband, Tracy McCarter navigates the complexities of survival, systemic injustice, and the fight for her freedom.

Electrocatalytic Performance Of S-Doped Fen4@Mwcnts Nanocomposites, Ronit Lavjibhai Chaudhari

Electronic Theses & Dissertations

The thesis titled “Electrocatalytic Performance of S-Doped FeN₄@MWCNTs Nanocomposites” explores the development of sulfur-doped iron-nitrogen-carbon nanotube (S-dopedFeN₄@MWCNTs) nanocomposites as high-performance an electrocatalyst for the oxygen reduction reaction (ORR), oxygen evolution reaction (OER), and hydrogen evolution reaction (HER). These reactions are crucial for technologies like fuel cells, metal-air batteries, and water-splitting systems, which are vital for renewable energy and hydrogen production.

The research demonstrates that S-doped FeN₄@MWCNTs show significantly enhanced catalytic activity compared to traditional platinum-based catalysts and undoped FeN₄@MWCNTs. Sulfur doping results in a lower overpotential for both OER and HER. For …

Bio-Based Polyurethane Composites Using Safflower Oil, Silicon & Phosphorus-Based Flame-Retardants, Smit Chaudhary

Electronic Theses & Dissertations

Polyurethane (PU) is a versatile polymer that forms when isocyanate compounds react with compounds containing hydroxyl groups, typically polyols. It can exist in various forms, including rigid foams, flexible foams, coatings, adhesives, elastomers and composites, and is known for its durability, flexibility, rigidity and resistance to abrasion, chemicals, and weathering. PU finds extensive applications in industries ranging from construction and automotive to furniture and footwear. When it comes to vegetable oil-based PU composites, derived from renewable resources, offer eco-friendly alternatives in industries seeking sustainable materials. These composites demonstrate promise in applications for enhanced mechanical properties. This work investigates the PU …

Study Of The Synergistic Effect Of Two Different Flame Retardants In Soy-Based Polyurethane Foams, Sujal A. Chaudhari

Electronic Theses & Dissertations

Polyurethanes (PUs) are defined as synthetic copolymers prepared using polyols and polyisocyanates. They have a wide range of applications in a variety of products, such as furniture, medical equipment, packaging, foams, coatings, elastomers, and adhesives. Out of all these, one of the most significant commercial products is polyurethane foams (PUFs). However, most of the raw materials used for PUFs production originate from non-renewable sources and due to their highly porous nature, these foams are highly flammable. It is considered essential to combine bio-based components to produce polyurethanes with good flame retardancy. Thus, introducing renewable polyol and halogen-free flame retardant are …

Identifying Opportunities For Nature-Based Solutions With Geospatialized Life Cycle Assessments And Fine-Scale Socioecological Data, Gabriela Shirkey, Annick Anctil, Ranjeet John, Venkatesh Kolluru, Leah Mungai, Herve Kashongwe, Lauren T. Cooper, Ilke Celik, Joshua B. Fisher, Jiquan Chen

Biology, Chemistry, and Environmental Sciences Faculty Articles and Research

As we increasingly understand the impact that land management intensification has on local and global climate, the call for nature-based solutions (NbS) in agroecosystems has expanded. Moreover, the pressing need to determine when and where NbS should be used raises challenges to socioecological data integration as we overcome spatiotemporal resolutions. Natural and working lands is an effort promoting NbS, particularly emissions reduction and carbon stock maintenance in forests. To overcome the spatiotemporal limitation, we integrated life cycle assessments (LCA), an ecological carbon stock model, and a land cover land use change model to synthesize rates of global warming potential (GWP) …

Constructing The Communal Body: Literary Topographies Of Underclass And Working-Class Neighborhoods In Modern Osaka (1933-1960), Ran Wei

Arts & Sciences Graduate Student Theses and Dissertations

When literary scholars examine narratives about Osaka, they have largely focused on the relationship between Osaka and Tokyo or the representations of Osaka in the national imagination. The approach tends to neglect the role that minority groups play in creating Osaka as a city of local cosmopolitanism. Centering on how Osaka writers have represented four underclass and working-class neighborhoods in the city, this dissertation scrutinizes how the narratives complicate the images of Osaka constructed by the national government and challenge the official narrative of a homogeneous Japan. Despite Osaka’s changing position within the nation-state, its importance as a home for …

Training Machine Learning Algorithms For The Transient Startup Of A Long-Life Modular Microreactor, Ahmad N. Shaheen

Nuclear Engineering ETDs

There is an increasing interest in developing and deploying small modular nuclear reactors (SMRs) and micro modular reactors (MMRs). They could be operated with minimal on-site personnel or remotely with a high degree of autonomy. This can be enabled through the use and application of Artificial Intelligence (AL) and Machine Learning (ML) algorithms and methods. The objective of the present work is to train machine learning algorithms for remote control mimicking the transient startup of the Very-Small, Long-LIfe, Modular (VSLLIM) microreactor. This walk-away safe microreactor design and a fully integrated transient model have been developed at the University of New …

A Comprehensive Performance Evaluation Of Proprietary And Open-Source Language Models In Closed And Open-Domain Tasks, Abhilash Kanduri

Theses and Dissertations

As the field of Natural Language Processing (NLP) continues to evolve, evaluating the performance of both proprietary and open-source language models has become increasingly critical. This research provides a comprehensive analysis of proprietary models like GPT-3.5 Turbo, GPT-4, and GPT-4 Turbo, alongside open-source models such as FLAN-T5, GPT-Neo, and GPT-2. By leveraging traditional metrics like ROUGE and BLEU, as well as custom metrics including ReGrAde, Contextual Precision, and Faithfulness, the study evaluates these models across closed-domain tasks (e.g., factual question-answering) and open-domain tasks (e.g., creative writing and brainstorming). The proprietary models excelled in structured, fact-based tasks, while the open-source models …

The Impact Of Diversity, Equity, And Inclusion Trainings And Study/Work Abroad Experiences On The Ability Of Staff And Faculty To Build Systems Of Support For International Students, Alina Fasirovna Nigmatullina

Theses and Dissertations

The issue of effective communication with the international students and their comfortable adaptation play an important role in developing the U.S. higher educational system in the field of competition of educational services. The international student population benefits from higher education just as much as higher education benefits from them. If universities are willing to recruit and retain more international students, they must be sensitive to the perceptions, needs, and concerns of prospective and enrolled international students. In order to sustain this, staff and faculty have to be exposed to certain trainings and experiences that will allow them to gain basic …

Identifying Fecal Contamination Sources In The Grand Bay National Estuarine Research Reserve, Amanda M. Free

Theses and Dissertations

The Grand Bay National Estuarine Research Reserve (GNDNERR) has a history of elevated fecal coliform counts. However, the source of the contamination is not well understood. According to past sanitary surveys, there has been a history of malfunctioning residential septic systems and inadequate wastewater treatment in the upper watershed. Feral hogs (Sus scrofa) and birds are also abundant in the estuary and could be potential contributors to elevated fecal coliform levels. To better understand the temporal and spatial variation of fecal coliforms in the GNDNERR and inform oyster reef management, eight sites within the GNDNERR watershed were sampled monthly for …

Perceptions Of University Staff Member Organizational Belonging In Higher Education: A Quantitative Analysis, Amanda Mcknight Baine

Theses and Dissertations

The purpose of this study is to examine organizational belonging among staff members working in higher education. While staff members are vital to the operations, maintenance and overall organizational function of higher education institutions, this group represents a seldom studied population. Given their essential role and the impact of the pandemic on work life perspectives, it is important to recognize the experiences of staff members and seek to understand current perceptions of organizational belonging with implications from retention to work quality. To measure organizational belonging, a modified survey developed by Blau et al. (2023) was used, looking at 4 scale …

Multi-Temporal Uav Remote Sensing Combined With Machine Learning For Estimating Cotton Yield, Amrit Shrestha

Theses and Dissertations

Accurate crop yield estimation early in season can help in identifying specific areas within a field that may require different management practices, thus enhancing overall efficiency and productivity. However, early estimation has been a challenging task mainly due to integrated complex association between genetic × environment × management factors. Over the decades, machine learning techniques, especially artificial neural network, has been widely adopted in conjunction with uncrewed aerial system (UAS) for high-throughput plant phenotyping and crop yield estimation. This study introduces the plus neural network (pNN) to incorporate temporal dynamics across different crop growth stages. Cotton field data from 2020-2023 …

Assembly And Analysis Of A Mobile Reactor System For The Continuous Conversion Of Landfill Gas To Sustainable Aviation Fuels, Benjamin Eston Gibens

Theses and Dissertations

Recent policy changes have shifted research and development to pursue technology that promotes a circular economy and net zero emissions by 2050. Current research is actively developing “drop-in” sustainable aviation fuels (SAF) that reduce emissions and are compatible with modern-day jet engines, mimicking conventional jet fuel's physical and chemical properties. While ensuring sustainable engine performance and operability using drop-in SAF is critical, several challenges remain in the economic outlook of SAF production. Biogas reforming and Fischer-Tropsch synthesis (FTS) can be used in series to convert landfill gas to SAF; however, novel design approaches must be considered to alleviate capital and …

Enhanced Intellectual Property Protection Mechanisms Towards Collaborative Data Sharing In Metal-Based Additive Manufacturing, Durant Hayes Fullington

Theses and Dissertations

This dissertation aims to develop effective methodologies towards enhanced intellectual property protections for data sharing frameworks in metal-based additive manufacturing (AM). Currently, many small-to-medium sized manufacturers face data availability challenges due to the prohibitive high cost to collect, process, and analyze large amounts of process-related data for AM. Because these manufactures rely heavily on small-scale data, it can be difficult for them to effectively train complex machine learning (ML) algorithms, which are commonly used for AM process monitoring. One popular solution is to develop collaborative data sharing frameworks, where multiple independent AM users can share their data to increase the …

Understanding Stream Litter Loading Through Watershed Characteristics, Elinor Reed Mallon

Theses and Dissertations

Litter, whether river-based, marine, or terrestrial, is an ever-increasing environmental and economic issue. However, litter in freshwater environments is studied less than in marine environments. To better understand factors impacting stream-transported floating litter, seven watershed characteristics were assessed across a network of thirty litter collection devices. The research objective for this study was to quantify litter loading and assess watershed characteristics relative to litter loading. Of the various watershed characteristics in this study, land cover classification had the greatest impact on the amount of litter collected from the Litter Gitters followed by median household income. Results from this study can …

Discrimination The Roles Of Anthropogenic Greenhouse Gases And Aerosols On Tropical Cyclone Frequency From Downscaling Cmip6 Models, George Gyabaah

Theses and Dissertations

Tropical cyclones (TCs) are devastating disasters, yet predicting their future activity remains highly uncertain. To better understand the impacts of different anthropogenic forcings, specifically greenhouse gases (GHG) and aerosols on the TCs, I downscaled the single forcing experiments of 11 CMIP6 models in the Columbia HAZard Model (CHAZ). This analysis focused on changes in the distribution of the North Atlantic (ATL) and Western North Pacific (WNP) basins and explored the shift in environmental variables that drive them. We then used the formulation of the genesis component of CHAZ as a constraint to quantify the relative contribution of each predictor relative …

Exploring Single Particles Through Optical Trapping And Advanced Laser Spectroscopy Techniques, Haifa Hassan Alali

Theses and Dissertations

This dissertation explores the innovative integration of optical trapping (OT) with advanced laser spectroscopy techniques to investigate the physicochemical properties of single particles from a variety of atmospheric aerosols, such as bioaerosols, terrestrial dust, and extraterrestrial dust. Each technique offers unique insights, significantly enhancing our understanding of these critical atmospheric components. The first work focuses on employing OT in conjunction with cavity ringdown spectroscopy (OT-CRDS) to measure the single-particle extinction of interplanetary dust particles at ultraviolet wavelengths (~308 nm). This method allows for the stable trapping of individual dust particles in air, facilitating precise characterization with minimal external interference. Our …

Changing Attitudes And Increasing Fruit And Vegetable Intake Of Elementary-Aged Children Through School Gardens, Hayley Rae Meriwether

Theses and Dissertations

Fruit and vegetable consumption is critical for children’s health, yet many fail to meet recommended intake levels. School gardens have the potential to increase consumption and improve attitudes toward fruits and vegetables. This study examined the impact of a school gardening program on children’s attitudes and consumption of fruits and vegetables using a pre- and post-test design. While most children reported enjoying gardening and trying new produce, no significant changes were observed in overall attitudes or consumption patterns after the intervention. However, increased consumption of apples and green beans was noted. The findings suggest that while school gardens can spark …

Fisheries Management In Mississippi State-Operated Fishing Lakes: A Review And Look To The Future, Hayden Gregory Funk

Theses and Dissertations

The Mississippi Department of Wildlife, Fisheries and Parks currently manages 18 State Lakes and 17 State Park Lakes to provide public fishing opportunities. My goal was to conduct a comprehensive analysis of monitoring and management activities in State Lakes to enhance understanding of lake dynamics, further develop existing management initiatives, and identify alternative avenues for effective management. To achieve this objective, I have undertaken a comprehensive examination and synthesis of the historical background pertaining to State Lakes and conducted an analysis of pertinent data regarding lake characteristics such as the physical and chemical attributes of the lakes, the features of …

Mass Timber Utilization In Architecture: Carbon Sequestration, Building Materials And Construction Practices, Jacob Alan Gines

Theses and Dissertations

The built environment must innovate and adopt new materials and construction practices in order to meet current and forecasted environmental challenges, economic uncertainties and construction pressures. The specification of mass timber materials and building assemblies will play a major role in addressing these issues. The objectives of this research are fourfold: 1) Develop a deeper understanding among construction professionals of the role mass timber buildings can have in greatly reducing CO2 emissions through the use of renewable forest products and the storage of carbon in buildings; 2) Provide insights into the utilization of mass timber products for architectural application that …

The Plastics Crisis: Responsible Recycling In Civil Engineering And Infrastructure, Jason Howell Stewart

Theses and Dissertations

A global plastics crisis exists with around 400 million metric tons (MMT) of plastics production and 350 MMT of plastics waste generated annually around the globe. Plastics are durable and essentially non-biodegradable, so they accumulate in both terrestrial and marine environments as pollution and within landfills without breaking down over time. Plastics are ubiquitous in 21st-century society and culture, comprising essential elements in most industries including packaging, transportation, electrical/electronics, and building/construction. The role of civil engineering and infrastructure in addressing the plastics crisis was specifically explored. Responsible plastics recycling yields products with improved engineering properties, performance characteristics, marketability, and/or manufacturing …

Factors Influencing Quality Of Citizen Science-Collected Litter Data And The Retention Of Recruited Citizen Scientists, Jessi Alexandria James-Barry

Theses and Dissertations

There are many benefits to using citizen science in scientific research, however, there are several perceived limitations. One being that citizen science data are often viewed as inferior or unusable by the broader science community. A primary concern to the usability and accuracy of this data depends on the level of training a participant receives. Another limitation is the recruitment and retention of volunteers participating in the data collection process. To further understand how training level affects the accuracy of citizen science and how demographics may influence participation, this study evaluated 73 volunteers trained in two different marine debris data …

A Case Against Exclusive Reliance On Volumetric Mixture Characterization For Future Asphalt Pavements And The Advancement Of A Viable Alternative, Jonathan Randy Easterling

Theses and Dissertations

Volumetric properties have been the cornerstone of asphalt mixture design and control dating back to the early 20th century. However, social and economic drivers have caused the asphalt industry to make changes in materials and processes used to produce mixtures that have stretched the limits of volumetric centric methodologies. The primary objectives of this dissertation were to present an extensive case on how volumetrics is limited in their ability to characterize asphalt mixtures and to advance the body of knowledge of a viable alternative. State agency specifications were examined and found that Departments of Transportation (DOTs) were using asphalt volumetric …

An Open-Source, Student-Centric Approach To The Cyber Kill Chain, Justin Lane Wooten

Theses and Dissertations

The cybersecurity landscape demands professionals with practical skills and a deep understanding of attack methodologies. However, many institutions face significant challenges in providing comprehensive cybersecurity education due to the high costs associated with commercial tools and platforms. This thesis presents a student-centric, open-source curriculum for teaching the Cyber Kill Chain, designed to bridge the gap between theoretical knowledge and real-world application while addressing the financial constraints faced by many educational institutions. Our approach leverages freely available tools and hands-on exercises to cover each phase of the Cyber Kill Chain, emphasizing ethical considerations and collaborative learning. We detail the curriculum development …

"We Don't Say That, Margaret!" : Narratives Of White Women Admissions Officers And Their Exploration Of Whiteness And White Racial Identity, Kelsey Aline Walker

Theses and Dissertations

This qualitative narrative inquiry study examined the narratives and experiences of White women admissions officers at predominantly white institutions (PWIs) and explored how they engaged with the development of their white racial identity throughout their professional careers. Using Critical Whiteness Studies (CWS) and Helms’ (1990) white racial identity development model, the research questions were: What are White women admissions officers’ narratives of their experiences with whiteness at predominately white institutions? How do White women's admission officers make meaning of their racial identity? Data was collected from seven White women admissions officers through a demographic survey and two 45-60-minute interviews. The …