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Dissertations and Theses: Recent submissions
Now showing items 701-720 of 9900
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Distributed Tracking Control Design for Leader-Follower Multi-Agent Systems
(University of Kansas, 2022-05-31)Multi-agent systems (MASs) have been widely recognized as a key way to model, analyze, and engineer numerous kinds of complex systems composed of distributed agents. The aim of this dissertation is to study control design ... -
Development of a Portable Solar Calorimeter System Used to Characterize Fenestration Systems
(University of Kansas, 2022-05-31)In architecture, a fenestration system is the arrangement and proportioning of transparent surfaces in a building, most notably windows, curtain walls, glass doors, and skylights. In terms of heat transfer from the outdoors ... -
Self-Assembled Peptides as Biomolecular Assemblers for Biomedical Applications
(University of Kansas, 2022-05-31)In Nature, molecular self-assembly plays a critical role in the formation of complex biological structures and functions and is omnipresent in biological materials and systems. The dynamic interactions driven by the molecular ... -
Quantifying Differential Access to FEMA Disaster Funding and Showcasing Good Mitigation Strategies to Inform Local Decision Makers
(University of Kansas, 2022-05-31)Socially vulnerable communities experience the adverse effects of a natural disaster to a greater degree, including more frequent impact, more significant impact, and longer recovery periods. Federal grant funding helps ... -
Comparison of Ultra-Low Sulfur Diesel and Biodiesel Combustion Characteristics in the Partially Premixed Charge Compression Ignition Regime
(University of Kansas, 2022-05-31)Compression Ignition (CI) engines offer comparatively higher thermal efficiency. However, rising concerns over the increase in harmful emissions generated by CI engines such as nitrogen oxides (NOx) and particulate matter ... -
Modulation of solid-liquid interaction for removal of dissolved and suspended contaminants from water
(University of Kansas, 2022-05-31)Due to increasing concern over the shortage of freshwater, there is a dire need to remediate unconventional water sources such as agricultural, industrial, or municipal wastewater beyond what is obtainable from the hydrologic ... -
Investigation of Waypoint Characteristics for ZEM/ZEV Method for Moon Landing Problem
(University of Kansas, 2022-05-31)The focus of this research is to assess the use of waypoints and their effects on spacecraft guidance for a lunar landing scenario, using the Zero-Effort Miss/Zero-Effort Velocity (ZEM/ZEV) method. The lunar landing scenario ... -
Improved Bandwidth Carbon Fiber Reinforced Plastic Structural Antenna Design for near-HF Remote Sensing Applications
(University of Kansas, 2022-05-31)This work presents an improved bandwidth antenna design for the HF Sounder radar installed on a Twin Otter. This is achieved by replacing the original steel tube dipole antenna with a larger and more aerodynamic carbon ... -
Predicting Riparian Wetland Community Transitions using Hydraulic Metric Thresholds Derived from Dynamic 2D Modeling
(University of Kansas, 2022-05-31)Agricultural expansion and flood mitigation activities have had unintentional, negative impacts on threatened, critical, and at-risk riparian wetland ecosystems in the Midwestern United States. Resulting changes in land ... -
The Development of a CubeSat Program and Subsequent Business Implementation
(University of Kansas, 2022-05-31)Cube Satellites are a newer space innovation that aim to breakdown the prohibitive cost barrier of performing science objectives in space, an effort which has recently been bolstered by NASA’s CubeSat Launch Initiative. ... -
Design, Validation and Assessment of Vibratory Mat for Stochastic Resonance Applications
(University of Kansas, 2021-08-31)Falls in people over the age of 65 is a problem that has a significant and negative impact on a country’s economy and faller’s quality of life. Despite the positive efforts to reduce falls, this problem is still in need ... -
Sustainable Processes for Critical Metal Recovery using Oxalate Chemistry
(University of Kansas, 2021-12-31)In the U.S., critical metals like aluminum (Al from bauxite), lithium (Li), cobalt (Co), and rare earth elements (REEs) are vital in various emerging technologies such as lithium-ion batteries (LIBs), solar cells, and ... -
Effective Uni-Modal to Multi-Modal Crowd Estimation based on Deep Neural Networks
(University of Kansas, 2021-12-31)Crowd estimation is a vital component of crowd analysis. It finds many applications in real-worldscenarios, e.g. huge gatherings management like Hajj, sporting and musical events, or political rallies. Automated crowd ... -
Lap Splicing of Large High-Strength Steel Reinforcing Bars
(University of Kansas, 2021-12-31)Use of large bars is advantageous in large structures like nuclear power plants. Nevertheless, ACI 318-19 prohibits tension lap splices for bars larger than No. 11 [36 mm] because limited test data are available. Eleven ... -
Metal Dust Combustion Dynamics & Novel Concepts of Explosion Protection Application
(University of Kansas, 2021-12-31)Combustible dust explosions continue to present a significant threat toward an extensive range of industries processing, storing, or pneumatically conveying metal dust hazards. Upon ignition within a contained enclosure ... -
Mesh Adaptation Using Machine Learning
(University of Kansas, 2021-12-31)The quality of the mesh plays an important factor in the accuracy and efficiency of computational fluid dynamics (CFD) simulations. Mesh adaptation techniques are typically computationally expensive or rely on an experienced ... -
A Clearer Picture of Musculoskeletal Disorders of the Knee and Thumb Through the Lens of Image-Based Finite Element Analysis
(University of Kansas, 2021-12-31)The first goal of this work was to understand the contributions of intra-cyst fluid pressure to the growth of subchondral bone cysts (SBCs). The equine stifle joint provides a natural animal model for studying SBCs. Finite ... -
Determination of a Clinically Relevant Tissue Phantom for Transcutaneous Ultrasound Stimulation of Piezoelectric Discs for Current Density Applications
(University of Kansas, 2021-12-31)Ventral hernia repairs, one of the most common surgeries, have a recurrence rate ranging from 24-43% even with the use of a prosthetic mesh. Over 1 million Americans will undergo a hernia repair surgery each year according ... -
ResTP: A Configurable and Adaptable Multipath Transport Protocol for Future Internet Resilience
(University of Kansas, 2021-12-31)Motivated by the shortcomings of common transport protocols, e.g., TCP, UDP, and MPTCP, in modern networking and the belief that a general-purpose transport-layer protocol, which can operate efficiently over diverse network ... -
Array Manifold Calibration for Multichannel SAR Sounders
(University of Kansas, 2021-12-31)This dissertation demonstrates airborne synthetic aperture radar (SAR) sounder array manifold calibration to improve outcomes in two-dimensional and three-dimensional image formation of ice sheet and glacier subsurfaces. ...