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Full-Text Articles in Physical Sciences and Mathematics

A Comparative Study Of Male And Female Undergraduate Computer Science Students’ Educational Pathways, Stephanie Fitzsimmons Mar 2021

A Comparative Study Of Male And Female Undergraduate Computer Science Students’ Educational Pathways, Stephanie Fitzsimmons

USF Tampa Graduate Theses and Dissertations

Science, Technology, Engineering and Mathematics (STEM), including Computer Science (CS) are fields that are in great demand globally. This study’s purpose was to explore the nature of the educational pathways, critical factors and commonalities/differences leading to CS undergraduate enrollment through the male and female perspectives focusing on personal/home, academic/attitude and psychological factors underlying the Social Cognitive Career Theory factors. Purposive sampling method was used for this multi-case study, comprised of CS undergraduate upperclassman. Participants shared their perspectives on their CS educational pathway via three interviews and journals. Thematic analysis of narrative for both individual and cumulative group analysis, plus researcher …


The Bluff River Trail: A Community Land Ethic, Kelly F. Davis Mar 2021

The Bluff River Trail: A Community Land Ethic, Kelly F. Davis

Language, Literacy, and Sociocultural Studies ETDs

The Bluff River Trail (BRT) is a future 10+ mile trail along the San Juan River corridor in the 4-Corners region of the Southwestern United States. By asking, what is the land ethic of the Bluff Community? this qualitative study identifies behaviors and beliefs, or land ethics, between seven Bluff residents and the San Juan River corridor. A land ethic contributes to the social re/production of space; therefore, third space theory contextualizes intersecting and contradicting spatialities evidenced in data. Data collection consisted of semi-structured interviews, questionnaires and focus groups. I used a qualitative content analysis pulling from grounded theory to …


The Role Of Electronic Education In The Education System, N Muhiddinova, N Keldiyorova Mar 2021

The Role Of Electronic Education In The Education System, N Muhiddinova, N Keldiyorova

Mental Enlightenment Scientific-Methodological Journal

The word e-learning is used synonymously with virtual knowledge, online education, computer-based training, web-based knowledge, and networked education. Whatever may be the explanation of e-learning, it is revamping the style traditional academia teaches and the learners grasp. E-Learning has made education easy for everyone including office-goers, housewives etc without compromising much. E-Learning is effective and powerful. It makes information easy to grasp and absorb. It imparts enhanced ability to learn and implement among the learners. This article is about the changes that are entering the education system today through information technology. In addition, the pros and cons of distance learning, …


Modeling The Ecological Dynamics Of A Three-Species Fish Population In The Chesapeake Bay, Iordanka N. Panayotova, Maila B. Hallare Mar 2021

Modeling The Ecological Dynamics Of A Three-Species Fish Population In The Chesapeake Bay, Iordanka N. Panayotova, Maila B. Hallare

CODEE Journal

We present an inquiry-based project that is designed for a mathematical modeling class of undergraduate junior or senior students. It discusses a three-species mathematical model that simulates the biological interactions among three important fish species in the Chesapeake Bay: the prey Atlantic menhaden and its two competing predators, the striped bass and the non-native blue catfish. The model also considers the following ecological issues related to these three species: the overfishing of menhaden, the invasiveness of the blue catfish, and the harvesting of blue catfish as a method to control the population. A series of modeling scenarios are considered based …


Engaging Students Early By Internationalizing The Undergraduate Calculus Course, Chinenye Ofodile Mar 2021

Engaging Students Early By Internationalizing The Undergraduate Calculus Course, Chinenye Ofodile

CODEE Journal

Today's world is global. However, despite increasing numbers and diversity of participants in Study Abroad programs, only 10% of U. S. college students get that experience. There is an ever-growing need for students to become aware of and experience other cultures, to understand why others think and act differently. Internationalization is the conscious effort, begun nearly 40 years ago, to integrate an international, intercultural, and global dimension into the purpose, functions, and delivery of post-secondary education.

Albany State University began a Global Program Initiative in the 1990s. In 2016, we extended into mathematics the curriculum innovations of this program. The …


Facing The Pandemic Together: Forming A Collaborative Research Group, Michael C. Barg Mar 2021

Facing The Pandemic Together: Forming A Collaborative Research Group, Michael C. Barg

CODEE Journal

This is an account of how a reading and writing project in an introductory differential equations course was transitioned to a professor-student research group collaborative project, in response to the global COVID-19 pandemic. Adapting on the fly to the ever-evolving pandemic, we collected data, estimated parameters in our models, and computed numerical solutions to SIR-based systems of differential equations. This is a description of what we did and how we found comfort in the project in this time of great uncertainty. The collaboration yielded successes and more questions than we had answers for, but the situation provided an opportunity of …


Qualitative Analysis Of A Resource Management Model And Its Application To The Past And Future Of Endangered Whale Populations, Glenn Ledder Mar 2021

Qualitative Analysis Of A Resource Management Model And Its Application To The Past And Future Of Endangered Whale Populations, Glenn Ledder

CODEE Journal

Observed whale dynamics show drastic historical population declines, some of which have not been reversed in spite of restrictions on harvesting. This phenomenon is not explained by traditional predator prey models, but we can do better by using models that incorporate more sophisticated assumptions about consumer-resource interaction. To that end, we derive the Holling type 3 consumption rate model and use it in a one-variable differential equation obtained by treating the predator population in a predator-prey model as a parameter rather than a dynamic variable. The resulting model produces dynamics in which low and high consumption levels lead to single …


Epidemiology And The Sir Model: Historical Context To Modern Applications, Francesca Bernardi, Manuchehr Aminian Mar 2021

Epidemiology And The Sir Model: Historical Context To Modern Applications, Francesca Bernardi, Manuchehr Aminian

CODEE Journal

We suggest the use of historical documents and primary sources, as well as data and articles from recent events, to teach students about mathematical epidemiology. We propose a project suitable -- in different versions -- as part of a class syllabus, as an undergraduate research project, and as an extra credit assignment. Throughout this project, students explore mathematical, historical, and sociological aspects of the SIR model and approach data analysis and interpretation. Based on their work, students form opinions on public health decisions and related consequences. Feedback from students has been encouraging.

We begin our project by having students read …


Engaging Learners: Differential Equations In Today's World Mar 2021

Engaging Learners: Differential Equations In Today's World

CODEE Journal

Engaging Learners: Differential Equations in Today's World

CODEE Journal, Volume 14, Issue 1


Mass Incarceration In Nebraska: Data And Historical Analysis Of Inmates From 1980-2020, Anna Krause Mar 2021

Mass Incarceration In Nebraska: Data And Historical Analysis Of Inmates From 1980-2020, Anna Krause

Honors Theses

This study examines Nebraska Department of Corrections inmate data from 1980-2020, looking specifically at inmate demographics and offense trends. State-of-the-art data analysis is conducted to collect, modify, and visualize the data sources. Inmates are organized by each decade they were incarcerated within. The current active prison population is also examined in their own research group. The demographic and offense trends are compared with previous local and national research. Historical context is given for evolving trends in offenses. Solutions for Nebraska prison overcrowding are presented from various interest groups. This study aims to enlighten all interested Nebraskans on who inhabits their …


Advanced Technologies In Music Production And Collaboration, David Besonen Mar 2021

Advanced Technologies In Music Production And Collaboration, David Besonen

Honors Theses

My Honors Senior Creative Project was to compose and produce a short album of original music alongside talented musicians here at the University of Nebraska-Lincoln (UNL) as well as around the world.


Identifying, Analyzing, And Using Discriminatory Variables For Classification Of Neutrino Signal And Background Noise In Multivariate Analysis In The Askaryan Radio Array Experiment, Jesse Osborn Mar 2021

Identifying, Analyzing, And Using Discriminatory Variables For Classification Of Neutrino Signal And Background Noise In Multivariate Analysis In The Askaryan Radio Array Experiment, Jesse Osborn

Honors Theses

The Askaryan Radio Array Experiment, located near the South Pole, works to pinpoint specific instances of neutrinos from outside the solar system interacting with nucleons inside the Antarctic ice, emitting radio waves. I have taken data from the ARA stations which is presumed to be background noise and compared it to simulated data meant to look like a neutrino signal. I developed a suite of variables for discrimination between the two data sets, using a computer algorithm to generate a single output variable which can be used to distinguish noise events from signal events. I maximized this discrimination process for …


Zealandia Switch May Be The Missing Link In Understanding Ice Age Climates, Margaret Nagle Mar 2021

Zealandia Switch May Be The Missing Link In Understanding Ice Age Climates, Margaret Nagle

General University of Maine Publications

The origins of ice age climate changes may lie in the Southern Hemisphere, where interactions among the westerly wind system, the Southern Ocean and the tropical Pacific can trigger rapid, global changes in atmospheric temperature, according to an international research team led by the University of Maine.


S4e3 : What Is Ai And What Roles Does It Play In Our Lives?, Ron Lisnet, Penny Rheingans, Roy Turner Mar 2021

S4e3 : What Is Ai And What Roles Does It Play In Our Lives?, Ron Lisnet, Penny Rheingans, Roy Turner

The Maine Question

Artificial Intelligence, or AI, sounds like a futuristic concept from science fiction movies, but is very much with us in the present day. We interact with this emerging technology on a daily basis when we apply for jobs, order groceries, access our bank accounts, apply for a loan and scroll through social media. In Episode 3 of Season 4 of “The Maine Question,” we examine AI, how it improves our lives and how it can cause problems. Penny Rheingans, director of the University of Maine’s School of Computing and Information Science, and Roy Turner, a UMaine associate professor of computer …


Math Escape Rooms: A Novel Approach For Engaging Learners In Math Circles, Janice F. Rech, Paula Jakopovic, Hannah Seidl, Greg Lawson, Rachel Pugh Mar 2021

Math Escape Rooms: A Novel Approach For Engaging Learners In Math Circles, Janice F. Rech, Paula Jakopovic, Hannah Seidl, Greg Lawson, Rachel Pugh

Journal of Math Circles

Engaging middle and high school students in Math Circles requires time, planning and creativity. Finding novel approaches to maintain the interest of a variety of learners can be challenging. This paper outlines a model for developing and implementing math escape rooms as a unique structure for facilitating collaborative problem solving in a Math Circle. These escape rooms were designed and hosted by undergraduate secondary mathematics education majors. We provide possible structures for hosting escape rooms that could translate to a range of settings, as well as reflections and lessons learned through our experiences that could inform practitioners in other settings.


Nsf Career Award Supports Schwartz's Research On The Chemical Process For Making Rubber Component, Marcus Wolf Mar 2021

Nsf Career Award Supports Schwartz's Research On The Chemical Process For Making Rubber Component, Marcus Wolf

General University of Maine Publications

advance his ongoing dissection of the Lebedev process. The well-known, multi-step chemical reaction is used to make butadiene from biomass-derived ethanol. However, little research has been conducted on the Lebedev process at the molecular level. Understanding the intricacies of this process will help researchers create new catalysts necessary for the chemical reactions to make goods from both petroleum and biomass, that would increase butadiene yield.


Manufacturing And Materials, University Of Maine Artificial Intelligence Initiative Mar 2021

Manufacturing And Materials, University Of Maine Artificial Intelligence Initiative

General University of Maine Publications

UMaine AI draws top talent and leverages a distinctive set of capabilities from the University of Maine and other collaborating institutions from across Maine and beyond, while it also recruits world-class talent from across the nation and the world. It is centered at the University of Maine, leveraging the university’s strengths across disciplines, including computing and information sciences, engineering, health and life sciences, business, education, social sciences, and more.


Electron Beam Dispersion Compensator Using A Wien Filter, Jackson Lederer Mar 2021

Electron Beam Dispersion Compensator Using A Wien Filter, Jackson Lederer

Honors Theses

When an electron beam travels through space, it spreads out over time which impedes the ability to work with short electron pulses in the lab. A Wien filter is a device consisting of perpendicular electric and magnetic fields which filters charged particles based on their velocities. For a specific velocity, the two forces from the two fields in the filter cancel each other out letting charges with that velocity travel straight through the filter. Charges moving at other speeds are deflected as they have a net force applied to them from the filter. If a particle is deflected from the …


Ua12/2/1 Housing Guide, Wku Student Affairs Mar 2021

Ua12/2/1 Housing Guide, Wku Student Affairs

WKU Archives Records

Special magazine edition of the College Heights Herald, includes articles:

  • Spainhoward, Emma. Editor’s Letter
  • Secondhand Spruce-Up – Goodwill
  • Harden, Olivia. Microwave Gourmet – Recipes
  • Norvell, Abbey & Rylee McKee. Roommate Rules
  • Crisp, Hannah. Desks with Major Personality
  • Keeley, Josie. Troubleshooting Dorm Life
  • Dees, Marshall. Reduce, Reuse, Upcycle
  • Cleaning Playlist
  • 5 Tips to Help the Planet & Your Utility Bill


How To Best Write Research Papers: Basic English? Sophisticated English?, Martine Ceberio, Christian Servin, Olga Kosheleva, Vladik Kreinovich Mar 2021

How To Best Write Research Papers: Basic English? Sophisticated English?, Martine Ceberio, Christian Servin, Olga Kosheleva, Vladik Kreinovich

Departmental Technical Reports (CS)

Instructors from English department praise our students when they use the most sophisticated grammatical constructions and the most appropriate (often rarely used) words -- as long as this helps better convey all the subtleties of the meaning. On the other hand, we usually teach the students to use the most primitive Basic English when writing our papers -- this way, the resulting paper will be most accessible to the international audience. Who is right? In this paper, we analyze this question by using a natural model -- inspired by Zipf's law -- and we conclude that to achieve the largest …


Developing Institutional Skills For Addressing Big Data: Experiences In Implementation Of Aacsb Standard 5, Sumantra Sarkar, Joy Gray, Scott R. Boss, Emmet Daly Mar 2021

Developing Institutional Skills For Addressing Big Data: Experiences In Implementation Of Aacsb Standard 5, Sumantra Sarkar, Joy Gray, Scott R. Boss, Emmet Daly

Accountancy Faculty Publications

The explosion of data coupled with firms’ desire to utilize it is driving rapid changes in the desired skillset for accounting and assurance professionals. Educational institutions are considering how to catch up to these requirements, while accreditors are also modifying standards to reflect changes in desired skillsets. We present evidence from two institutions’ efforts to update their courses to address contemporary skill requirements, accompanied by discussion from a Big 4 professional. We find that despite significant differences between the two institutions and their approaches, similar challenges were encountered, and similar feedback was obtained from students. We conclude with a proposal …


Cybersecurity Education For Non-Technical Learners, Matthew Mcnulty Mar 2021

Cybersecurity Education For Non-Technical Learners, Matthew Mcnulty

Masters Theses & Doctoral Dissertations

Today’s world is increasingly reliant on technology for school, work, entertainment, and general home use. Many jobs today could not be performed without the use of computer systems or other technology. As lives become intertwined with technology, everyone will inevitably encounter malicious, vulnerable, or privacy-compromising devices or services. Unfortunately, knowledge of how to deal with these cybersecurity and privacy issues is not something that falls within the domain of common knowledge for the everyday person. Additionally, there is a lack of work being done to understand the educational needs of various groups within the general public and educate them. This …


Blackstone Communion, Anne-Catherine Schaaf Feb 2021

Blackstone Communion, Anne-Catherine Schaaf

Office of Sustainability

This short story describes a spiritual connection with nature experienced by the author when walking along a trail in Blackstone Gateway Park. Blackstone Gateway Park is an urban, riverfront park in Worcester, Massachusetts. Features of the park include walking paths and an elevated boardwalk which crosses the Middle River and the surrounding wetlands.


Diverse Co-Teaching: A One-Step Strategy For Assessment, Integration, Collegiality, Transformation, Professional And Personal Growth For The University Community, Darrell R. Fry, Odutayo O. Odunuga Feb 2021

Diverse Co-Teaching: A One-Step Strategy For Assessment, Integration, Collegiality, Transformation, Professional And Personal Growth For The University Community, Darrell R. Fry, Odutayo O. Odunuga

Diversity Conference

Dr. Fry

Dr. Odunuga

Dr. Fry and Dr. Odunuga are two very different people. Yet the two share a passion for teaching chemistry and a desire to bring out the best in their students. Since 2016 the two have co-taught chemistry lectures and laboratories, and in this presentation they share their experiences and the benefits of diverse co-teaching. Diverse co-teaching naturally provides students, faculty and staff with a transformational experience, and serves as a universal platform for integrating various groups, promoting collegiality and performing assessment.

Summarized below are some items of the transformation that each audience within the university may …


Creating An Organization To Support Sfa’S Women Employees, Heather K. Olson Beal, Sarah Sanchez, Lauren Brewer, Amanda Rudolph Feb 2021

Creating An Organization To Support Sfa’S Women Employees, Heather K. Olson Beal, Sarah Sanchez, Lauren Brewer, Amanda Rudolph

Diversity Conference

The purpose of this session is two-fold. First, we wish to introduce the SFA OWLE (Organization for Women’s Leadership and Equity), the newly created professional women’s organization, to interested members of our campus community. Second, we wish to share experiences that we believe are relevant to others on our campus, in our community, and at other institutions, who might seek to create organizations through which to advocate for the unique needs of their marginalized or underrepresented group. To that end, this session will include a panel of female employees at SFA who have worked for more than a year to …


A Composite Textual Phenomenological Approach To Cures Versus Traditional Laboratory Experiences, Amie S. Sommers, Dana Richter-Egger, Christine E. Cutucache Feb 2021

A Composite Textual Phenomenological Approach To Cures Versus Traditional Laboratory Experiences, Amie S. Sommers, Dana Richter-Egger, Christine E. Cutucache

The Qualitative Report

Here we present unique perspectives from undergraduate students (n=3) in STEM who have taken both a traditional laboratory iteration and a Course-based Undergraduate Research Experience (CURE) iteration of the same introductory chemistry course. CUREs can be effective models for integrating research in courses and fostering student learning gains. Via phenomenological interviews, we asked students to describe the differences in their perspectives, feelings, and experiences between a traditional lab guided by a lab manual and a CURE. We found that (i.) critical thinking/problem solving, (ii.) group work/collaboration, (iii.) student-led research questions and activities, and (iv.) time management are the top four …


Unsupervised Data Mining Technique For Clustering Library In Indonesia, Robbi Rahim, Joseph Teguh Santoso, Sri Jumini, Gita Widi Bhawika, Daniel Susilo, Danny Wibowo Feb 2021

Unsupervised Data Mining Technique For Clustering Library In Indonesia, Robbi Rahim, Joseph Teguh Santoso, Sri Jumini, Gita Widi Bhawika, Daniel Susilo, Danny Wibowo

Library Philosophy and Practice (e-journal)

Organizing school libraries not only keeps library materials, but helps students and teachers in completing tasks in the teaching process so that national development goals are in order to improve community welfare by producing quality and competitive human resources. The purpose of this study is to analyze the Unsupervised Learning technique in conducting cluster mapping of the number of libraries at education levels in Indonesia. The data source was obtained from the Ministry of Education and Culture which was processed by the Central Statistics Agency (abbreviated as BPS) with url: bps.go.id/. The data consisted of 34 records where the attribute …


Std Prevention: An Educational Intervention For Exotic Dancers, Maria Delurdes Dehoyos Feb 2021

Std Prevention: An Educational Intervention For Exotic Dancers, Maria Delurdes Dehoyos

Electronic Theses and Dissertations

The Centers for Disease Control and prevention reported nearly 2.3 million STD cases diagnosed in 2017, and the number is continuing to rise. San Antonio, Texas, is ranked third in the state of Texas with the highest STD rates and leading in the state with congenital syphilis. There is an increased risk for contracting STDs working in the sex industry. There are little to no studies pertaining to any educational interventions offered to exotic dancers to increase personal knowledge on STDs. This research has focused on an educational intervention offered by a nurse practitioner to exotic dancers in two adults-only …


“You Will Remain Unwavering In Your Determination To Succeed No Matter How Long It Takes”: A Mathematico-Emotional Analysis Of A Guide To Higher Learning, Kathleen M. Clark, Oksana M. Rubis Jan 2021

“You Will Remain Unwavering In Your Determination To Succeed No Matter How Long It Takes”: A Mathematico-Emotional Analysis Of A Guide To Higher Learning, Kathleen M. Clark, Oksana M. Rubis

Journal of Humanistic Mathematics

In this article we present an analysis of the multi-fold artist’s book, A Guide to Higher Learning (Chen, 2009). In our analysis, we propose different perspectives from which to view the mathematical and philosophical aspects found within the book. We explore aspects of “higher learning” by analyzing the complex mathematical equations and textual elements that readers meet in the book. Chen challenges the reader with: “This is a test. You will not be given any assistance or instructions on how to proceed. You will not be told when to begin or when to stop” (Chen, 2009). Thus, in our exploration …


How I First Heard About Calculus, Bradley J. Lucier Jan 2021

How I First Heard About Calculus, Bradley J. Lucier

Journal of Humanistic Mathematics

An attempt to motivate a class of engineering students leads to insights both personal and pedagogical.