Some of the material in is restricted to members of the community. By logging in, you may be able to gain additional access to certain collections or items. If you have questions about access or logging in, please use the form on the Contact Page.
Some of the material in is restricted to members of the community. By logging in, you may be able to gain additional access to certain collections or items. If you have questions about access or logging in, please use the form on the Contact Page.
High Temperature superconductors (HTS) are the only way to achieve elds with superconducting magnets higher than the 25 T of Low Temperature Superconductors (LTS). No-Insulation (NI) REBCO magnets using REBa2Cu3Ox as the superconductor...
Electric power lines are subject to disturbances such as severe weather conditions, contact with animals, falling trees, human accidents, equipment malfunction, etc. These catastrophic events can trigger an electrical fault, which...
The Heisenberg Uncertainty principle is a fundamental concept from Quantum Mechanics that also describes the Fourier Transform. Unfortunately, it does not directly apply to the digital signals. However, it can be generalized if we use...
Analytical models developed using field data can provide useful information with acceptable confidence to evaluate and predict the operational characteristics of a highway. As such, this study presents statistical models that can be used...
REBCO coated conductors have recently become viable for high field superconducting magnets, but their use brings new challenges. Knowledge of the transport critical current density over a wide range of magnetic field and temperature, Jc...
Recent studies have shown that the incorporation of carbon nanotubes (CNT) in to carbon fiber composite parts significantly increase mechanical as well as thermal properties. Polymer nanocomposites are polymer matrix composites that...
In this dissertation, disturbances leading to optimal energy growth in a spatially developing, zero-pressure-gradient turbulent boundary layer are examined. The slow development of the turbulent mean flow in the streamwise direction is...
Mechanical and Electrical Characterization of Critical Current Density in Round and Rectangular Reinforced Bi₂Sr₂CaCu2O₈₊ₓ Wires for High Field Magnet Applications
In recent years there has been a large push for magnet technologies extending into the 20 to 30 T range. High field solenoids can be made using resistive materials like Cu, however the resistive losses associated with Cu electromagnets...
Hurricane Andrew (1992) caused one of the largest property losses in U.S. history, but limited availability of surface wind measurements hindered the advancement of wind engineering research. Many studies have been conducted on regular...
Florida has been actively implementing the AASHTO Pontis Bridge Management System (BMS) to support network-level and project-level decision making in the headquarters and district offices. As a concerted effort of the FDOT to improve the...
Shockwave boundary layer interactions (SBLI) occur on both internal and external surfaces and adversely affect both the structural and propulsive performance of high-speed flight vehicles operating in the trans/super/hypersonic flow...
Supply chain management plays an important role in ensuring an efficient merchandise trade. Freight transportation is an integral part of supply chain management. A significant part of freight transportation is covered by maritime...
Prestressed concrete is used in structures because of its versatility, adaptability, and durability. Durability of prestressed concrete bridges in extremely aggressive environments is of increasing concern because of corrosion of the...
Vitrimers are a new category of polymer that incorporates an associative bond exchange molecular network rearrangement mechanism (MNR), which happens in a single step rather than in discrete dissociation and association steps. Based on a...
Colloidal suspensions transform between fluid and disordered solid states when parameters such as the colloid volume fraction and the strength and nature of the colloidal interactions are varied. Seemingly subtle changes in the...
An experimental study is conducted on the interaction of a swept-shock wave with a turbulent boundary layer. The shock wave is generated by a sharp un-swept fin in a Mach 2 flow, where the strength of the interaction is varied from weak...
In this work, Side-Channel Attacks (SCAs) are considered as a security metric for the implementation of hybrid cryptosystems utilizing the neural network-based Tree Parity Re-keying Machines (TPM). A virtual study is presented within the...
This thesis proposes a new variation propagation modeling and group EWMA control chart method for quality improvement in multistage process that aims to detect and isolate the largest variation propagation and faulty stages in a...
Natural disasters such as hurricanes have been affecting thousands of people annually with devastating consequences such as loss of life, vegetation and infrastructure. Vegetation losses such as coastal erosion, downed trees and...
The goal of this research is to fabricate, characterize and apply the designed polymer based porous piezoelectric material into practical use. In line with the goal, the research objectives are: Select proper materials that have...
Computational material modeling has a history supporting of engineering applications. This dissertation presents two focal areas of research. The first is modeling and characterizing ultrafast laser machining of sapphire. A three...
Legged mobile robots have a number of distinct advantages over wheeled or flight-enabled platforms, including optimal foot placement and task- or terrain-specific gait strategies. When analyzing a legged robot, the use of reduced order...
This study embarked with focus on the analysis, to quantify the potential impacts of varying market penetration rates (MPR) of connected and autonomous vehicles (CAVs) on the traffic network mobility and safety in construction work zones...
Dynamic legged robots use complex designs or controllers to achieve high performance locomotion. Some of these gaits can result in high power requirements to achieve the best results. In nature, animals often use spring-like behaviors to...
Scientists have used computers to model a plethora of systems since the rise of the computer age. The most common use of modeling is to analyze an existing system. With a complete model of an existing system the parameters can be changed...
In the past decade, FDOT has carried out network-level decisions through the utilization of AASHTO Pontis Bridge Management System. Like most states, Florida DOT had been previously using a customized version of the 1997 AASHTO CoRe...
The consumption of electricity is seen by society as a certainty and not an uncertainty; however, there are several uncertainties about how the topology of the electrical grid will look in the future. For instance, it is expected that...
Understanding of the transport phenomena in Li-air batteries is crucial for improving the performance and design of Li-air batteries. In this dissertation, the basic transport equations that govern the operation of Li-air batteries are...
Polymers are essential to modern life. Yet there still remains a wealth of knowledge to discover regarding novel polymeric materials, processing techniques, and applications. The synthesis and application of nanostructured amphiphilic...
The study of melt miscibility and structure-property relations of different types of polyolefins provide an important pathway to material design for different applications. In this work we study melt and crystalline properties of blends...
This work presents two novel use cases to study domain applications of Sampling-Based Model Predictive Optimization (SBMPO). In the first case study, SBMPO is demonstrated to provide computationally efficient, direct generation of...
Wingtip vortices develop at the tips of aircraft wings due to a pressure imbalance during the process of generating lift. These vortices significantly increase the total aerodynamic drag of an aircraft at high-lift flight conditions such...
The performance of the electric power system determines the cost-effective and reliable energy supply to maintain operations in a city. Electric power system performance improvement is important for utility companies in different aspects...
As it stands, many of Florida’s roads have already reached their designed service life and are now in the process of being renewed. The current method in rehabilitation of concrete pavement requires the expired piece of pavement to be...
The use of biochar as a soil amendment for agricultural purposes in various cultures has been around for centuries, perhaps millennia. This study seeks to advance this practice by investigating the use of engineered biochar, by chemical...
Understanding Slow Dynamics in Polymers Using Coarse-Grained Molecular Dynamics Simulations: Microphase Separation in Block Copolyelectrolytes and Photo-Switching in Azobenzene-Polymers
Tracking slow dynamics in polymers is very challenging using all-atomistic molecular dynamics simulations due to the vast range of time scales involved. Therefore, there are urgent needs to develop coarse-grained modeling schemes to meet...
After Felix Bloch’s observation in 1946 that nuclei inside an atom behave like a magnet, there were many people who got interested in this theory, which ultimately led to the discovery of Nuclear Magnetic Resonance (NMR) technique....
This thesis studies two-stage stochastic optimization methods for supply prepositioning for hurricane relief logistics. The first stage determines where to preposition supplies and how much to preposition at a location. The second stage...
Electro-oxidation of alcohols is a very important pathway towards the production of high value chemicals and renewable energy applications. Polyhydric alcohols such as glycerol, are also interesting candidates for direct energy...
Object detection is an important part of the image processing system, especially for applications like Face detection, Visual search engine, counting and Aerial Image analysis. Hence the performance of object detectors plays an important...
Wind-based renewable energies are among the fastest growing within the energy sector, with the vast majority of wind power generated from onshore wind farms. Floating offshore wind turbines (FOWT) have been proposed as alternative to the...
This dissertation research extends and simplfiies existing piecewise-linear homotopy (PL) methods to solve G(x) = 0, with G : ℝⁿ → ℝ[superscript m]. Existing PL methods are designed to solve F(x) = 0, with F : ℝⁿ → ℝⁿ and some related...
Research efforts in shock wave/boundary-layer interactions (SBLI) are motivated by the pursuit of faster, lighter, and more maneuverable aircraft. Flow separation, strong pressure fluctuations, and high aerodynamic heating are all...
This dissertation proposes the use of the shape of data as a new feature to improve and develop new in machine learning and deep learning algorithms utilized for different power systems applications. The new features are obtained through...
With the recent advances in the field of Machine Learning, there have been several developments in modern power systems computations. Meanwhile, causality has also received a lot of recognition in various fields such as economics, social...
With the development of advanced sensing and network technology such as wireless data transmission and data storage and analytics under cloud platforms, the manufacturing plant is going through a new revolution, by which different...
The ability of animals to traverse arboreal structures is uncanny and breath-taking. A simple google search of "animals climbing trees" will display video captured of adult brown bears bounding at jaw-dropping and fear-inducing speeds up...
Superfluid 4He (He II) has been widely used as a coolant material in many engineering applications. Its unique heat transfer mode is the so-called thermal counterflow. The study of thermal counterflow will contribute to the design of He...
Recently, in the United States, roundabouts have been used to replace signalized and unsignalized intersections because the use of roundabouts has safely reduced crash severity and fatality at intersections by eliminating or altering...
Some of the material in is restricted to members of the community. By logging in, you may be able to gain additional access to certain collections or items. If you have questions about access or logging in, please use the form on the Contact Page.
