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Full-Text Articles in Physical Sciences and Mathematics

Development Of An App For The Kalamazoo Nature Center, Ernest Au Dec 2023

Development Of An App For The Kalamazoo Nature Center, Ernest Au

Honors Theses

Kalamazoo Nature Center (KNC), which has been recognized by its peers as one of the top nature centers in the country, is home to over 14 miles of hiking trails winding through woods, wetlands, and prairies. There are numerous places/plots in KNC that have an interesting and impressive history besides being home to a variety of animals and hundreds of wildflowers and other plant life. To improve the visitor’s experience at KNC, we will design a software app via the senior capstone project at the department of Computer Science at WMU. As the first step towards establishing a reference model …


The Factors Affecting Fashion Trends Have Changing Over The Years By Different Age Groups & The Evolution Of Media., Omnahqiran Dazz Nov 2023

The Factors Affecting Fashion Trends Have Changing Over The Years By Different Age Groups & The Evolution Of Media., Omnahqiran Dazz

Honors Theses

Introduction:

Fashion trends undergo continuous evolution, influenced by factors such as age groups and the ever-changing landscape of media. This research delves into the intricate relationship between these elements. Initially driven by a passion for fashion, the project expanded to explore the profound impact of social media evolution over the past 15-20 years.

Objectives: Investigate changing fashion trends across age groups.

Examine the evolution of media.

Analyze the factors affecting current-day fashion trends.

Explore the influence of social media on fashion choices.

This study provides invaluable insights for fashion designers, brands, and retailers, aiding in the development of effective market …


Chemical And Genetic Composition Analysis Of Organic And Nonorganic Tortilla Chips, Aubrey White-Day Jun 2023

Chemical And Genetic Composition Analysis Of Organic And Nonorganic Tortilla Chips, Aubrey White-Day

Honors Theses

The aim of this study was to explore the chemical and genetic differences between organic and nonorganic tortilla chips using GC-MS and PCR. Twenty chip brands were selected: 10 organic and 10 nonorganic. A survey on shopping preferences was created and distributed to compare results of public opinion to experimental data. It yielded 212 responses. All organic chip brands, and one out of ten nonorganic chip brands, tested negative for GMOs. This study concluded that there are minimal chemical differences based on Jaccard similarity indicies and stark genetic differences between organic and nonorganic tortilla chips. In comparing statistical analyses to …


Characterization Of Shinella 6-Hydroxy-(L)-Nicotine Oxidase (6hlno-Se), Kaitrin Funckes Apr 2023

Characterization Of Shinella 6-Hydroxy-(L)-Nicotine Oxidase (6hlno-Se), Kaitrin Funckes

Honors Theses

6-hydroxy-(L)-nicotine oxidase, isolated from the organism Shinella sp. HZN7 (6HLNO-SE), is an enzyme that during the catabolism of nicotine catalyzes the oxidation of (S)-6-hydroxynicotine to 6-hydroxypseudeooxynicotine. This enzyme is a member of the monoamine oxidase (MAO) structural family of flavoproteins, which contain a highly conserved FAD-binding domain. Within the binding domain is a conserved lysine residue that can be traced throughout evolutionary history in this family. 6HLNO isolated from Arthrobacter nicotinovorans serves as a model enzyme for the one isolated from Shinella as both catalyze the same reaction in this biochemical pathway and much has been studied about the Arthrobacter …


The Luminous Power Of Accretion Disks In Active Galactic Nuclei, Imogen Jade Courtney Apr 2023

The Luminous Power Of Accretion Disks In Active Galactic Nuclei, Imogen Jade Courtney

Honors Theses

Active Galactic Nuclei (AGN) are the most luminous long-lived objects in the universe. The phenomenon of the immense luminosities we observe for AGN has interested physicists and astronomers for over a century and continues to fascinate scientists today. The work in this thesis aims to provide an introductory exploration of this phenomenon. This thesis uses a simple model of AGN accretion disks that was developed under the standard disk model proposed by Shakura & Sunyev in 1973 under the simplest assumptions. The model accurately demonstrates how physical parameters, such as the temperature, radiative flux, luminosity, and spectra, scale through an …


Race, Gender And Rawls' "A Theory Of Justice.", Robert Carico Apr 2023

Race, Gender And Rawls' "A Theory Of Justice.", Robert Carico

Honors Theses

Should we use the concepts developed by John Rawls in his A Theory of Justice to guide research questions relevant to issues concerning race and gender? This paper argues not only that the concepts from A Theory of Justice should not be used as the primary tool in any debate concerning race and gender, but it also challenges the abstract thinking of 21st Century Western Philosophers to develop a theory of justice that acknowledges the fact that people have their own interests and depending on what race and/or gender they identify with, might not have equal rights protected under the …


The Public Trust Doctrine: Roman Law Roots And Future In Environmental Litigation, Phoebe Liccardo Apr 2023

The Public Trust Doctrine: Roman Law Roots And Future In Environmental Litigation, Phoebe Liccardo

Honors Theses

The public trust is an ancient and enduring legal doctrine. With roots in Roman law, the public trust persists through English law, and into the United States. Scholars and jurists in the field of Roman and environmental law do not all agree on the history and continuity of the public trust doctrine (PTD). There are those who argue the Roman law introducing a public trust did not assert the same protections present in the doctrine today. Conversely, there are those who believe the Roman law did enshrine similar protections, and further, that it calls for an expansion of PTD in …


Computer Organization And Assembly Language Embedded Firmware Overhaul, Elaine Yun Ru Chan Apr 2023

Computer Organization And Assembly Language Embedded Firmware Overhaul, Elaine Yun Ru Chan

Honors Theses

The WMU Computer Organization and Assembly Language class has encountered some difficulties in the past several years regarding the procurement of required hardware and software for the curriculum. This has led to a number of challenges for students, including:

  • Difficulty in obtaining the necessary hardware and software
  • Inability to complete assignments and projects due to hardware or software failures
  • Frustration and anxiety caused by the challenges of the course

To address these challenges, a new choice of embedded firmware was researched and developed. This firmware allows for more reliable flashing of the MSP430 Microcontroller and remains reliable on modern operating …