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Articles 1 - 10 of 10
Full-Text Articles in Engineering
Real Time Audio Processing Using A Low-Power Digital Signal Processor, Aaron Norlinger
Real Time Audio Processing Using A Low-Power Digital Signal Processor, Aaron Norlinger
Honors Theses
This project focused on the creation of a series of audio processing functions that could run in real time on the ezDSP5502 processor. The Digital Signal Processor (DSP) being used for this project is an industry standard for lowpower signal processing applications. The overall goal was to have a code base that could sample audio in real time from any source, filter it in a variety of ways, run a Fast Fourier Transform on the audio, display the resulting frequency data to an LCD screen, and then output the filtered audio to an external speaker. This general process is used …
Evaluation Of Selected Computer Software For Concussion Recovery And Diagnosis, J.P. Jensen
Evaluation Of Selected Computer Software For Concussion Recovery And Diagnosis, J.P. Jensen
Honors Theses
Acquired traumatic brain injuries, such as concussions, impact many athletes participating in sports, particularly at the high school, collegiate, and professional levels. The risks posed by concussions – particularly when an athlete suffers repeated injuries – demands that protocols and tools be developed to maximize athlete health and safety. Computer technology can perform critical roles in the analysis and management of concussions. While specialized devices in the areas of imaging and impact sensing, are most associated with concussion management, researchers within the last two decades have increasingly explored the incorporation of various consumer technologies into the identification and treatment of …
Designing A Digital Electronics Lab, Ben Buckwalter
Designing A Digital Electronics Lab, Ben Buckwalter
Honors Theses
Hardware electronics tools can be more expensive than a new learner is willing to invest resulting in a barrier to entry. Furthermore, it can be difficult for a new learner to know where to start when learning electronics. To resolve this issue, we first explore current mobile app solutions that provide free electronics tooling. Then, we propose a design for a new mobile app that contains basic function generator and oscilloscope functionality as well as the learning resources necessary in order to guide new learners in the basics of digital electronics.
Self-Efficacy Development In Elementary-Aged Learners Through Dance As An Algorithmic Thinking Tool, Niva Shrestha
Self-Efficacy Development In Elementary-Aged Learners Through Dance As An Algorithmic Thinking Tool, Niva Shrestha
Honors Theses
The purpose of this research is to demonstrate the effectiveness of a transdisciplinary approach in teaching computational thinking through dance to elementary-aged learners, with primary attention to females. With limited literature available on how pre-adolescents begin to construct conceptions of computer science and other engineering domains, including potential career pathways, the incentive of this project was to leverage a day camp for about 20 rising 3rd - 5th-grade learners to assess their identity development in computer science. Modules that teach computational thinking through dance paired with Unruly splats (block-based programmable electronic gadgets) were implemented. By conducting pre-and post-surveys and a …
The Positive Effects Of Study Abroad On Education, Brooke Semler
The Positive Effects Of Study Abroad On Education, Brooke Semler
Honors Theses
Education, especially at the collegiate level, can be influenced in many ways. Traveling, especially in the form of study abroad allows individuals to experience different cultures firsthand and broaden their perspectives of the world. Study abroad and education have a very strong correlation. When examining all students that attended Western Michigan University from Summer of 2011 to the 2017-2018 school year, students who studied abroad have higher educational success than students who don’t. Most students who completed study abroad show a higher GPA after completing their study abroad course. Furthermore, students who studied abroad have a higher graduation rate than …
Biomechanical Analysis Of Athletes Sprinting With Varying Degrees Of Resistance, Michaela Ott
Biomechanical Analysis Of Athletes Sprinting With Varying Degrees Of Resistance, Michaela Ott
Honors Theses
Utilizing resistance methods for sprinters is a common approach to their training. In this study, six athletes from the University of Nebraska-Lincoln Women’s Track and Field Team ran a series of sprints using a resistance machine to collect data regarding the change in power output, stride length, level of trunk tilt with respect to the ground, and acceleration throughout a distance of ten meters when different amounts of resistant forces were applied to the athlete. It was hypothesized that as resistance increased, power output would increase, stride length would decrease, the runners would become more horizontal resulting in a larger …
An Evaluation Of Tractors Tested At The Nebraska Tractor Test Lab And The Effect Of Epa Emission Standards Based Upon Average Pto Horsepower And Fuel Efficiency, Dalton Erickson
Honors Theses
Newly released tractor models are tested to ensure they meet advertising claims. This thesis utilizes tractor test data to analyze performance trends in tractors based upon their power take off (PTO) horsepower and fuel efficiency and it evaluates how the average fuel efficiency of tractors was affected by the introduction of emission standards by the United States Environmental Protection Agencies. In conclusion, tractors have shown continuous improvement and growth in both fuel efficiency and PTO horsepower, and emission standards have had a small, positive effect on tractors’ average fuel efficiency.
The Effect Of Store-To-Store Energy Transfers On The Global Dynamics Of Aircraft, Guilherme Mainieri Eymael
The Effect Of Store-To-Store Energy Transfers On The Global Dynamics Of Aircraft, Guilherme Mainieri Eymael
Honors Theses
This study analyzes the energy transfer mechanisms when nonlinear devices (stores) are attached to a linear model airplane. For that, a reduced-order model (ROM) was derived to simulate the first two flexible modes of vibration of the primary structure (aircraft) with one store in each wing. Each store can either be locked or unlocked. When locked, it only contributes as mass-effect, and when unlocked, it adds nonlinearity to the system. Simulations were then performed with either both stores locked, one store unlocked, or both stores unlocked. It was found that the attachment of nonlinear stores in the ROM changes the …
Development Of Controller Area Network Bus Programming For Quarter-Scale Tractor Pulling Sled, Brittani Wacker
Development Of Controller Area Network Bus Programming For Quarter-Scale Tractor Pulling Sled, Brittani Wacker
Honors Theses
Usage of Controller Area Network (CAN) technology has allowed for advancements in many industries, including agriculture. Most importantly, its application is useful for refining data acquisition methods. With support from the Quarter-scale Tractor Design Team at UNL, this project united a CAN bus with the team’s current tractor pulling sled. The objectives were to install new instrumentation needed for the CAN bus and to program the updated system utilizing CAN data. The program needed to give the pulling sled functionality and the ability to read and log important pulling data. These goals were all accomplished by implementing new sensors, coding …
Design Of A Week-Long Introduction To Engineering Summer Camp To Increase Interest And Eagerness Of Stem In Young Children, Beth Cannon
Honors Theses
For this creative project, a one-week camp curriculum was designed for elementary students (Grades 3-5) to introduce engineering. This work includes a rationale and camp curriculum. The rationale describes the research-based design of the curriculum. It outlines engineering basics and why and how to teach engineering to young students. The curriculum intends to introduce engineering to young children and excite the possibility of a future career. The following engineering disciplines are presented throughout the week of camp: mechanical, environmental, civil, electrical, and chemical. The first day of camp focuses on the basics of engineering. Following that, each day of camp …