OSU Theses
Recent Submissions
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Experimental Investigation of Drag Reduction on Automobiles with an Inflatable Boat-Tail
(2018-05-01)There is a growing demand for higher efficiency and more environmentally friendly vehicles, including better fuel economy, reduction in wind noise level, and greater vehicle performance and dynamic stability. These factors ... -
Flight Characteristics of a Tilt-Wing, Distributed-Propulsion, Vertical Take-Off and Landing Aircraft Concept
(2018-05-01)Unmanned aircraft are starting to be utilized in a diverse set of applications ranging from military surveillance to railroad inspections and natural disaster damage assessment. Given the nature of these missions, runways ... -
Effect of LED Lighting and Silicon Supplementation on Growth and Flowering of Cut Flowers
(2017-12-01)Use of light emitting diodes (LED) technology is beginning to replace traditional lighting in greenhouses. This research focused on the effects of LED lighting and GA3 supplementation on growth and flowering of cut flowers. ... -
Helping Profession Hazards for Domestic Violence, Sexual Assault, and Stalking (DVSAS) Service Providers: A Focus on Workforce Well-being
(2017-12-01)The prevalence of domestic violence, sexual assault, and stalking (DVSAS) places tremendous stress on survivors as well as the growing body of helping professionals providing services. According to the Centers for Disease ... -
Fertilizer and Cultivar Selection of Different Vegetable Crops and Evaluation of Different Ph Buffers in Hydroponics
(2017-12-01)During the last several decades, the primary objective of research work in soilless culture has been the composition of nutrient solutions and optimization of nutrition for commercial hydroponics. It is necessary that the ... -
Acoustic and Netting Surveys of Western Ozark Highlands Bats with Habitat Suitability Models for Three Threatened and Endangered Species
(2017-12-01)Bats in the United States and Canada are experiencing major population declines because of white-nose syndrome (WNS), a fungal disease that kills bats hibernating in caves. First discovered in New York in 2006, WNS has ... -
Friends and Mates, When Do We Need Them? Investment Across Social Contexts
(2017-12-01)Friendships are extremely adaptive, but come at great cost. Examining real life friendship choices, may not accurately represent how individuals deal with the tradeoffs involved in having a wide social network, therefore ... -
Clinical Inertia - Medication Adherence
(2017-12-01)Medication adherence refers to whether individuals take their medications as prescribed by a healthcare specialist. Medication adherence is often understated; however, it is evident as a key element in optimizing care, ... -
Planning Redirection for Dynamic Passive Haptics Using Model Predictive Control
(2017-12-01)Navigating an immersive, virtual environment (VE) is one of the key challenges when a head-mounted display is used. The most natural way of navigating a virtual environment would be walking. But walking in a large virtual ... -
Conodont Biostratigraphy in Middle Osagean to Upper Chesterian Strata, North-central Oklahoma, U.S.A.
(2017-12-01)The informally known “Mississippian Limestone” stratigraphic interval in north-central Oklahoma, U.S.A. bears no chronostratigraphic markers and has no formally established biostratigraphic framework to date. Conodonts ... -
Way We Never Were: Native Americans in Popular Culture: A Proposal for a Virtual Reality Based Exhibit
(2017-12-01)This project proposes a museum exhibit that will explore the public memory of Native Americans as influenced by popular culture through commercial entertainment venues. The introductory chapter explains how exposure to ... -
Effects of Rangeland Management and Energy Development on the Habitat Use of Grassland Birds in the Sourthern Great Plains.
(2017-12-01)Grasslands were historically disturbance dependent systems with the function and structure of grasslands being shaped by variable disturbance from fire and grazing. Many grasslands are currently managed under heavily altered ... -
Modified High Pressure Approach to Investigate the Sealing Integrity of Lost Circulation Materials in Combination with Nanoparticles
(2017-12-01)This research investigates the sealing integrity of various lost circulation material (LCM) in conjunction with barite and silica fumed nanoparticles (NPs). Experimental testing in a water based mud (WBM) at different ... -
Optimization of Proton Therapy by Estimation of Therapeutic Proton Spectrum and Verification of Proton Range.
(2017-12-01)The purpose of this work was to contribute meaningfully to the field of proton therapy. We carried out two projects with a common goal to better understand the nuclear physics occurring around the Bragg peak, to better ... -
Assessing Horizontally-oriented Acoustic Methods for Gizzard Shad Abundance Assessments: Accuracy, Precision and Target Orientation
(2017-12-01)Gizzard Shad (Dorosoma cepedianum) are an important prey species that are commonly sampled with gill nets. However, horizontally-oriented methodologies have the potential to produce better Gizzard Shad data with less effort. ... -
Availability Modeling and Assurance of Map-reduce Computing
(2017-12-01)This thesis proposes a new analytical model to evaluate the availability of Map-Reduce computing on a Hadoop platform. Map-Reduce computing is represented by a queueing model in order to trace flow of Map-Reduce jobs of ... -
Microplate Lethality Assay to Determine the Efficacy of Commercial Sanitizers for Inactivation of Listeria Monocytogenes, Escherichia coli O157:H7 and Salmonella in Biofilms
(2017-12-01)The prevalence of biofilms in food industries has caused serious problems. Different micro-organisms have been found to cross contaminate product itself, equipment and processes in food industries. Though various physical ... -
Role of Stigma in the Relationship Between Illness Intrusiveness and Depression/Anxiety in College Students: A Path Model
(2017-12-01)Objective: Adolescents/Young Adults (AYAs) with a chronic illness display elevated risk for poor psychosocial outcomes. This has been well-documented among AYAs attending college, yet relatively little is known about factors ... -
Effects of Shade in Combination with Drought Stress on Bermudagrass (Cynodon Spp.)
(2017-12-01)Bermudagrass (Cynodon spp.) is the predominant warm-season turfgrass in the U.S., largely due to its excellent adaptation and stress tolerance. However, bermudagrasses are not adapted to shaded environments. A three-year ... -
Eastern Redcedar Encroachment Dynamics and Fuel Loading in the North-central Cross Timbers of Oklahoma, Usa.
(2017-12-01)Cross Timbers oak forests were historically the transition zone between the eastern deciduous forest and the southern Great Plains, and were typically dominated by Quercus stellata and Q. marilandica. The shift in human ...
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