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Browsing Theses and Dissertations - Department of Electrical & Computer Engineering (ECE) by Issue Date

Browsing Theses and Dissertations - Department of Electrical & Computer Engineering (ECE) by Issue Date

Now showing items 21-40 of 151

Experimental analysis and FEA modeling of sensor response in composites for structural health monitoring

Nagabhushana, Akshata H. (University of Alabama Libraries, 2012)

Reliable damage detection is crucial for assessing the integrity of a structure. A structural health monitoring (SHM) system reduces the chances of fatal accidents by performing continuous monitoring of a structure. In ...
Robotic control: real-time architectures and multi-flock flocking

McKenzie, Andrew William (University of Alabama Libraries, 2012)

Autonomous robotics has become a popular research topic in the recent years. This dissertation deals with two areas of autonomous robotic research. The first area covered is mobile robot control architectures. The second ...
Quantum dot sensitized ZnO nanowire-P3HT hybrid photovoltaics

Harris, Nicholas Andrew (University of Alabama Libraries, 2012)

A hybrid, nanostructured solar cell architecture has been designed, described, fabricated and characterized. ZnO nanowires were synthesized using thermal chemical vapor deposition to act as a high energy photon absorber ...
Advanced mobile applications for law enforcement

York, Matthew (University of Alabama Libraries, 2012)

In this paper, a novel mobile application for law enforcement personnel, AlaCOP Mobile, is presented. The application is designed for the iPhone and iPad platforms, utilizing their intentionally mobile-minded hardware ...
Small engine oxygen depletion shutoff algorithm and implementation

Spiegel, Joshua Paul (University of Alabama Libraries, 2012)

During periods of power loss, gasoline portable generators can be used to provide power to objects such as household appliances and tools which would otherwise be useless. Such generators, however, can pose an immediate ...
Kinect-based object reconstruction

Price, Andrew R. (University of Alabama Libraries, 2012)

The Microsoft Kinect has recently grown to prominence as a widely used 3D sensor for both academics and hobbyists alike. This thesis presents a Kinect-oriented framework for reproducing physical objects using open or closed ...
Battery charge and discharge control for energy management in EDV and utility integration

Bao, Ke (University of Alabama Libraries, 2012)

Electric drive vehicles (EDVs) have many benefits as compared to normal petrol or gas cars. Moreover, the electrification of transportation systems would enable increased electricity generation from carbon-free and renewable ...
Design of a custom ASIC incorporating CAN^TM and 1-Wire® communication protocols

McNees, Michael Alan (University of Alabama Libraries, 2012)

The vast majority of today's digital designs utilize custom ASICs (Application-Specific Integrated Circuits) or gate arrays. In general, ASICs offer the lowest possible device power consumption for implementing a given ...
Fabrication and properties of nanoscale multiferroic heterostructures for application in Magnetoelectric Random Access Memory (MeRAM) devices

Kim, Gunwoo (University of Alabama Libraries, 2012)

Magnetoelectric random access memory (MERAM) has emerged as a promising new class of non-volatile solid-state memory device. It offers nondestructive reading along with low power consumption during the write operation. A ...
List scheduling and simulated annealing in a HW/SW co-design environment

Gonzalez-Estrecha, Seila (University of Alabama Libraries, 2012)

For decades combinatorial problems have been studied in numerous disciplines. The scheduling problem, in which finding the optimal solution cannot be defined in a polynomial time, belongs to this type of problem. Several ...
Characteristics of thz carrier dynamics in gan thin film and zno nanowires by temperature dependent terahertz time domain spectroscopy measurement

Balci, Soner (University of Alabama Libraries, 2012)

We present a comprehensive study of the characteristics of carrier dynamics using temperature dependent Terahertz Time Domain Spectroscopy. By utilizing this technique in combination with numerical calculations, the complex ...
Pb_0.95 La_0.05 Zr_0.54 Ti_0.46 O_3 thin films for photovoltaic applications

Vasudevan Nampoori, Harshan (University of Alabama Libraries, 2012)

Ferroelectrics have shown potential as a promising alternative material for future photovoltaic applications. Observance of high open circuit voltages in ferroelectric thin films, have generated considerable interest in ...
Exploration of perpendicular magnetic anisotropy material system for application in spin transfer torque - random access memory

Natarajarathinam, Anusha (University of Alabama Libraries, 2012)

Perpendicular magnetic anisotropy (PMA) materials have unique advantages when used in magnetic tunnel junctions (MTJ) which are the most critical part of spin-torque transfer random access memory devices (STT-RAMs) that ...
Self assembled structures for 3D integration

Rao, Madhav Ramakrishna (University of Alabama Libraries, 2012)

Three dimensional (3D) micro-scale structures attached to a silicon substrate have various applications in microelectronics. However, formation of 3D structures using conventional micro-fabrication techniques are not ...
Design, simulation, fabrication, and characteristics of terahertz metamaterial devices

Butler, Lee (University of Alabama Libraries, 2012)

In recent years metamaterials have been extensively researched and show strong potential to improve many devices. Metamaterials offer significant advantages over conventional materials because their properties depend mainly ...
Automatic test program generation and novel test techniques for testing radio frequency and high-voltage device interface boards

Kannan, Sukeshwar (University of Alabama Libraries, 2013)

This dissertation describes the development and application of two software tools: RF Analyzer and Diagnostic Program Generation (RADPro), and High-Voltage Program Generation (HVPro). We developed these tools to automate ...
Fabrication of Carbon Nanotube filled blind vias and the investigation of Carbon Nanotubes embedded in a copper matrix for three-dimensional chip stacking applications

Jordan, Matthew Braxton (University of Alabama Libraries, 2013)

Through silicon vias (TSVs) have been studied extensively because of their ability to increase the performance of electronic systems. Ultimately the performance of the TSVs depends on the materials used to fill them. Current ...
Miniature hexaferrite axial-mode helical antenna for unmanned aerical vehicle applications

Neveu, Nicholas James (University of Alabama Libraries, 2013)

Hexaferrite, axial-mode helical antenna is proposed to provide reliable communication for unmanned aerial vehicle (UAV) applications. The conventional axial-mode helical antenna uses an air core or low dielectric material, ...
Electronic and Electromechanical Tester for physiological sensors

Grace, John Bryant (University of Alabama Libraries, 2013)

Historically, physiological sensors used for measuring respiratory, cardiovascular and electrodermal activity have been used with polygraph devices and sleep laboratories. Periodic testing of these sensors is imperative ...
Solar photovoltaic energy generation and conversion --from devices to grid integration

Zheng, Huiying (University of Alabama Libraries, 2013)

Solar photovoltaic (PV) energy is becoming an increasingly important part of the world's renewable energy. In order for effective energy extraction from a solar PV system, this research investigates solar PV energy generation ...

Now showing items 21-40 of 151

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Browsing Theses and Dissertations - Department of Electrical & Computer Engineering (ECE) by Issue Date

Browsing Theses and Dissertations - Department of Electrical & Computer Engineering (ECE) by Issue Date

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