Digital Commons Network^™

Population Ecotoxicology Of The Common Snapping Turtle In Agriculturally Impacted Lotic Ecosystems, Derrick L. Douros

Masters Theses

Anthropogenic impacts on lotic systems, including pollutants, have had both direct and indirect negative effects on the aquatic habitats of the world. Goals of this study are: (1) Quantify atrazine, the atrazine metabolite diaminochlorotriazine (DACT), and glyphosate burdens in common snapping turtle (Chelydra serpentina) tissue from individuals collected within the Embarras River in Coles County, Illinois. (2) Quantify the atrazine, DACT, and glyphosate loads in water from the aquatic habitats in which common snapping turtles reside. (3) Quantify the relative abundance of all turtle species and movement patterns of common snapping turtles in this lotic ecosystem. Hoop nets and modified …

Sex Differences In Cyberbullying In Schools, Tyson Holder

Masters Theses

The following study investigated sex differences in regards to cyberbullying beliefs and experiences. The study also sought to determine whether there was a relationship between level of self-esteem and the frequency in which one was cyberbullied. I hypothesized that girls would be more likely than boys to be cyberbullied, cyberbully others, tell an adult after being cyberbullied, and believe that an adult could do something to stop future acts of cyberbullying. The relationship between sex and cyberbullying was measured with two surveys. The researcher found that although there was no relationship between sex and rate of cyberbullying, there was a …

Hidden In Plain Sight: An Examination Of Entertainment-Education, Kendra M. Mcclure

Masters Theses

Entertainment-Education is the process of weaving social messages into programming intended to entertain. The term was coined several decades ago, and the strategy has been widely used in mediated programs in the United States and abroad, particularly in developing countries. This thesis critiques the practice from a critical/culture perspective and particularly highlights issues that stem from political economy of media, agency, and critical pedagogy. To accomplish this, the volume is broken down into four sections: a survey of E-E and an explanation of its theoretical framework, an examination of Get Schooled, an initiative that fits the profile of an E-E …

Does Eastern Illinois University Meet The Foundational Needs Of Nontraditional Undergraduate Students, Peggy A. Brown

Masters Theses

Nontraditional undergraduate students are one of the fastest growing segments of .the student population on college campuses today. The purpose of this study was to discover if a sample of nontraditional undergraduate students perceived that Eastern Illinois University, a traditional, residential university, was meeting their foundational support needs.

A selected set of nontraditional undergraduate students completed an online survey about their perceptions of financial needs, medical and mental health needs, and use of general student support services on campus. Three open-ended response items asked respondents what Eastern Illinois University could do to improve program delivery, enhance services to adult students, …

An Exploration Of Factors Related To Alcohol Consumption Among Female Student-Athletes In Higher Education, Holly Ruth Hooe

Masters Theses

This study examined the perceptions of female student-athletes at a mid-sized Midwest university. The current study aims to better understand the reasons for alcohol consumption by female student-athletes. This study will examine these reasons and help put in place predictors of extreme alcohol consumption by female student-athletes.

Results of this study were limited based on outside roles of the primary investigator. Five female student-athletes were interviewed about their experiences. The findings of this study will guide future research in the area. Future research for this topic should be done in greater numbers and use mixed methods.

Marketing Campaign For Soup Stop, Nfp, Inc., Chelsea M. Mcbride

Masters Theses

For the applied thesis in professional communication, I created marketing documents for Soup Stop, NFP, INC., a non-profit organization located in Charleston that provides free lunch Monday through Friday to anyone who asks for a meal. Soup Stop does not require its clients to provide any information in order to receive service. It is one of Charleston's longest running mission projects and has operated out of the First Presbyterian Church for ten years, serving over 30,000 meals. Because Soup Stop is funded entirely through donations and volunteer efforts, board members have found it challenging to keep documents up-to-date and to …

Effect Of Prolonged Pacifier Use On Speech Articulation, Danielle Laprairie

Masters Theses

The hypothesis of the current research study was that children who frequently use pacifiers past the age of 2 years would display more articulation errors and patterns than children with limited or no pacifier use. The specific research question was whether there was a difference in articulation errors between children who used a pacifier and children who did not use a pacifier for a prolonged duration and frequency. Experimental subjects included seven children who had used a pacifier for at least 2 years and who were either currently using a pacifier or who had discontinued using a pacifier within 6 …

Influence Of Measurement Frequency On Rating Of Perceived Exertion During Sub-Maximal Treadmill Testing, Sue Stout

Masters Theses

Previous studies have suggested that ratings of perceived exertion· (RPE) may be influenced by the frequency of measurement interval during both sub-maximal and maximal exercise testing. The purpose of this study was to further examine the effect of inquiry frequency on perceived exertion during sub-maximal treadmill testing. Twelve recreationally trained female college students completed one of two graded treadmill tests with a crossover design for the other protocol on a nonconsecutive day. During one trial, RPE and heart rate (HR) were recorded at the end of each three-minute stage. During the other trial, RPE and HR were monitored three times …

The Role Of Cognitive Complexity In The Endorsement Of Domestic Violence Myths, Kelly J. Gluba

Masters Theses

The purpose of the study was to determine the relationship between cognitive complexity and its role in the endorsement of stereotypical domestic violence myths. The 103 participants were recruited from the Introduction to Psychology subject pool and completed the surveys online. Measures included the Sex Role Egalitarian Scale, The Religious Orientation Scale, The Multidimensional Quest Orientation Scale, Domestic Violence Myth Acceptance Scale, and the Need for Cognition Scale. Participants were divided into four categories: those that endorsed intrinsic religious beliefs, those that endorsed extrinsic religious beliefs, those that endorsed both, and those that endorsed neither. The participants who endorsed both …

Mindfulness And Well-Being: Testing For Mediation And Predictiveness, Tate R. Hartman

Masters Theses

Mindfulness is defined as a state of mind where one is able to attend to and be aware of what is taking place in the immediate present in a non-judgmental manner (Brown & Ryan, 2003; Kabbat-Zinn, 1994). Although originating in Eastern spirituality and philosophy, mindfulness has migrated to Western culture within the last 30 years (Anderson, Lau, Segal, & Bishop, 2007). A number of therapies, either based in mindfulness or incorporating aspects of it, have yielded positive results on a variety of conditions, such as depression and borderline personality disorder. However, the specific avenues that mindfulness takes to elicit these …

Does Familiarity With A Rape Victim Influence Rape Myth Acceptance?, Christopher Bottger

Masters Theses

The topic of rape myth acceptance has been extensively studied; however, research investigating how rape myth acceptance may be related to a person's familiarity with a rape victim is minimal. To assess this relationship, 160 male and female undergraduate students indicated their degree of acceptance of rape myths on one of two versions of the Illinois Rape ~yth Acceptance Scale (IRMAS). One version presented the traditional IRMAS' items that referred to a hypothetical woman. The other version developed for the present study included personalized items that referred to a friend of the participant. The present study was the first to …

Predictors Of Depression In Nursing Home Residents, Lauren M. Yoggerst

Masters Theses

Research dealing with mental health issues in the aged has recently become an area of increased interest. As population trends continue to show that the elderly are increasing in life expectancy, the need for additional and more comprehensive knowledge of the elderly is needed. The present study aimed to further previous research dealing with predictors of depression in the elderly. More specifically, this study sought to target nursing home residents, which is a group that is often overlooked in the literature. The present study aimed to look at the possible relationship between satisfaction with life events and the amount of …

Olweus Bullying Prevention: A Program Evaluation At A Local Middle School, Jessica L. Hettiger

Masters Theses

Bullying is a rising problem in America leading to low self-esteem, poor school performance, and even teenage suicides. As Americans we feel it is our duty to "fix" the problems associated with bullying in order to help each student receive the best education possible. With this attitude, programs like the Olweus Bullying Prevention Program are making a rise as researched-based interventions based on the whole-school concept.

Originally, Olweus, found positive results in Norway and, consequently, started marketing his program to schools in America. Unfortunately, various studies by Cornell (2006) and Fink (2010), along with this study have shown significantly different …

The Effects Of Gender On Rumination, Co-Rumination, Depression, And Relationship Satisfaction, Mera El Ramahi

Masters Theses

The present qualitative study examined gender differences in rumination, co-rumination, depression, and relationship satisfaction. Response style theory, gender role socialization, and social norms are proposed to explain the gender differences in depression. The researchers conducted a study with undergraduate and graduate students at a mid-sized Midwest university campus. The sample in the present study consisted of 232 students. There were 106 males and 126 females. Participants took an online survey that consisted of the Response Style Questionnaire (RSQ), Co-Rumination Questionnaire (CRQ), Beck Depression Inventory (BDI), and the Multidimensional Questionnaire (MRQ). The findings suggest that rumination is a significant predictor of …

The Impact Of A First Year Seminar On The College Success Of African American Males At Eastern Illinois University, Brandon L. Thompson

Masters Theses

This mixed method study was designed to understand the impact of a first-year seminar on the college success of African American males at Eastern Illinois University. The primary . researcher conducted one on one interviews with nine African American males. Three participants enrolled in EIU 1111 (first year seminar) by choice, three enrolled in EIU 1111 by conscription, and three did not enroll in EIU 1111. The interviews were transcribed and themes were identified. The results from the interviews indicated that peer support and faculty and staff interaction outside of the classroom influenced college success.

The quantitative data ( e.g. …

Adaptive User Interface For Vehicle Swarm Control, Paul Robinette

Masters Theses

"An algorithm to automatically generate behaviors for robotic vehicles has been created and tested in a laboratory setting. This system is designed to be applied in situations where a large number of robotic vehicles must be controlled by a single operator. The system learns what behaviors the operator typically issues and offers these behaviors to the operator in future missions. This algorithm uses the symbolic clustering method Gram-ART to generate these behaviors. Gram-ART has been shown to be successful at clustering such standard symbolic problems as the mushroom dataset and the Unix commands dataset. The algorithm was tested by having …

Experimental Study On Thermal Treatment Of Used Printed Wiring Boards (Pwbs), Xiangjun Zuo

Masters Theses

The availability of cheaper and better electronic products as a result of the rapid innovation in technology in past decades has driven the production of e-waste forward. Printed wiring board (PWB) is a component made of one or more layers of insulating material with electrical conductors. The existing processes of recycling PWBs use pyrometallurgical or hydrometallurgical methods, which generate atmospheric pollution. Green recycling has obvious benefits to decrease the amount of PWBs. Green recycling includes two features, 1) little or zero pollution of toxic gases and heavy metals, and 2) efficient (quick and economical) recycling.

The aim of this work …

Characterization Of The Neutron Flux Spectrum At The Missouri University Of Science And Technology Research Reactor, Zachary Andrew Kulage

Masters Theses

"A new remotely accessible shielded cell is being constructed at the Missouri University of Science and Technology Research Reactor (MSTR). The heavily shielded cell will be able to receive highly irradiated specimens directly from the reactor and will be equipped with radiation-hardened cameras, remote manipulators and gamma spectroscopy. The cell will allow the manipulation and monitoring of highly activated specimens from both a workstation at the MSTR and at remote locations using a Webbased internet interface. The ability to access and control the shielded cell via a remote internet connection will make it useful to a wide variety of users. …

Energy Expenditure Analysis Of Redesigned Mechanical Assists For Medium Girder Bridge, Karthik Kumar

Masters Theses

"U.S. Army bridge crew soldiers perform tough manual material handling (MMH) tasks during the assembly of a Medium Girder Bridge (MGB). The bridge parts are very heavy and are manually lifted from pallets, carried to the construction site and assembled with other bridge parts. An energy expenditure study on the soldiers handling the bridge parts revealed that the energy expenditure rate of the soldiers exceeds the NIOSH prescribed safety limit of 3.5 Kcal/min. This leads to high risk of musculoskeletal disorders. The study deals with modifying the first redesign of mechanical assists for medium girder bridge (MGB) and studying the …

Signal Analysis For Multiple Target Materials Through Wavelet Transforms, Rajat Pashine

Masters Theses

"Signal identification based on different sensing systems like microwaves, infra-red, x-rays and terahertz waves is one of the classic problems in signal processing. Earlier methods had relied mainly on the amplitude spectrum obtained by these sensing techniques mainly due to non-availability of the phase information for the signals. Most of them are based on techniques like absorbance spectrum that requires a reference material's signal for the test material's identification. They are also sensitive to noise and highly dependent on the peak detection algorithms. Modern equipments with both amplitude and phase information provide an opportunity for time-domain signal based methods that …

Residential Energy Monitoring: Missouri S&T Solar Village Development, Christopher David Wright

Masters Theses

"As energy costs are rising, public and private sector groups are searching for improved energy efficiency technology. Research tools for predicting residential energy usage are lagging behind commercial developments. Missouri S&T has a unique and strong opportunity to strengthen its involvement in the development of residential energy research and knowledge. The S&T Solar Village, a collection of homes designed for energy efficiency and renewable energy, is poised to support this research. This thesis develops a design for residential energy evaluation and data collection of the four solar homes in the Village. The energy evaluation system identifies over 300 sensors and …

Synergy Between Biology And Systems Resilience, Ashik Chandra

Masters Theses

"Resilient systems have the ability to endure and successfully recover from disturbances by identifying problems and mobilizing the available resources to cope with the disturbance. Resiliency lets a system recover from disruptions, variations, and a degradation of expected working conditions. Biological systems are resilient. Immune systems are highly adaptive and scalable, with the ability to cope with multiple data sources, fuse information together, makes decisions, have multiple interacting agents, operate in a distributed manner over a multiple scales, and have a memory structure to facilitate learning. Ecosystems are resilient since they have the capacity to absorb disturbance and are able …

The Properties And Structure Of Tin Phosphate Glasses Modified With Other Oxides, Jong Wook (Austin) Lim

Masters Theses

"The main objective of this research was to evaluate the properties and structures of glasses from the stannous (SnO) phosphate system for possible use in low temperature optical applications. Glasses in the binary xSnO-(100-x)P₂O₅ system (50 ≤ x ≤ 70) were prepared and their thermal and optical properties were evaluated. Differences in glass transition temperatures (T_g) measured here and reported in the literature were explained by differences in the residual water content in the glasses, as determined by infrared spectroscopy. In general, increasing the SnO content of the binary glasses increased the refractive index and the glass transition …

Validation Of Driving Simulator And Driver Perception Of Vehicle Mounted Attenuator Markings In Work Zones, Durga Raj Mathur

Masters Theses

"This research work sought to validate the driving simulator at Missouri University of Science and Technology and to evaluate the vehicle mounted attenuator (VMA) markings for various times of day. For comprehensive validation of the driving simulator, a framework is proposed which is demonstrated using a fixed-base driving simulator. Objective and subjective evaluations were conducted, and validation of the driving simulator was performed at specific locations and along the highway. Field data were collected for a partial lane closure using a global positioning system (GPS) along the work zone and supplemented with video recordings of traffic data at specific locations …

The Effects Of Personal Protective Equipment Level A Suits On Human Task Performance, Yvette L. Simon

Masters Theses

"First response teams dealing with hazardous substances often require the highest level of protection provided by Level A suits. These suits are fully encapsulating, bulky, and heat retentive. The effect of these suits on the wearer's ability to perform various tasks is of interest when it comes to human performance analysis. This research effort examined the effect of the Level A suit on fine motor and gross motor dexterity. Seven members of the National Guard's Civil Support Team (CST) performed a battery of six tasks designed to test these abilities. Tasks comprised the Minnesota Dexterity test and the Mirror Tracer …

Incorporating New Technology Into Healthcare: An Analysis Of Performance, Acceptance, And Safety, Anthony Joseph Strawhun

Masters Theses

"Each year, advances in the healthcare industry allows for better patient care and increased ability to save lives. Looking at standardized and common healthcare devices for both inside and outside the hospital environment, this research studied the tradeoffs and human factors that affect operator performance and patient survival. This research studied the impact of human factors and technology in the development and implementation of the automated external defibrillator for out-of-hospital use and the incremental advantages of SMArT infusion pump technology over traditional intravenous infusion pumps for in-hospital care. The study highlights the complex human factors of both products and establishes …

The Marketing Value Of Graduate Certificate Programs In Higher Education: A Strategic Assessment, Susmitha Akula

Masters Theses

"The last five years have seen a significant increase in the popularity of non degree graduate certificates. This increase has raised questions about the value of graduate certificate programs from the perspective of students, alumni and industry employers. Do certificate programs provide real world skills and knowledge valuable to industry? Do they serve as effective recruiting tools for the university? Do they provide opportunities for students to meet their professional goals in terms of salary increase, promotions, and the like? The present research is specifically aimed at answering these questions. Surveys that assess perceptions of value of graduate certificates to …

Mechanical Properties And Microstructure Study For Direct Metal Deposition Of 316l Stainless Steel, Tian Fu

Masters Theses

"Direct metal deposition or laser cladding is a process capable of producing fully dense and net shape metal products and this process could be used on coating metal components in various engineering applications. This process has fast heating and cooling rates which can improve the surface hardness and provide excellent adhesion through metallurgical bond between coating material and substrate. This paper evaluated the laser deposited 316L stainless steel coating on 4340 steel, which is widely used for aircraft landing gear applications. The microstructure, micro-hardness and quantitative EDS were explored to verify the coating properties. The desired homogeneous microstructure and high …

Sintering And Microstructural Effects On Mechanical Properties Of Zirconium Carbide-Tungsten Cermets, Melissa M. Giles Craft

Masters Theses

"Zirconium carbide-tungsten cermets were prepared by in situ reaction sintering a mixture of zirconia and tungsten carbide. Tungsten is a refractory metal with a melting point of 3422⁰C; however, its mechanical strength decreases significantly with increasing temperature. One approach to improve the elevated temperature strength is to add ceramic particulates to the matrix. Zirconia and tungsten carbide were compacted and then reacted and sintered in a single step by heating to 2050⁰C. The resulting stoichiometric zirconium carbide-tungsten cermet had a relative density greater than 96%. Cermets with two different grain sizes were produced by altering the final sintering temperature. Sintering …

Water Analysis For Emerging Environmental Contaminants, Xiaoliang Cheng

Masters Theses

"The presence of emerging environmental contaminants in water bodies used either as drinking water or for recreational purpose has received considerable attention in the recent years. The emerging environmental contaminants can be defined as a wide range of chemicals that have been determined in the environment which may present serious health risks for humans. The occurrence of these contaminants indicate that both household and industrial chemicals have been introduced to water resources, a wide variety of chemicals, such as disinfection byproducts, pharmaceutical and personal care products and so on, have been detected at cetiain levels in either water bodies or …