• Evaluation of Pb0.95La0.05Zr0.54Ti0.46O3 thin film based capacitors for photovoltaic applications: using top electrodes of varying work function 

  Batra, Vaishali (University of Alabama Libraries, 2018)

  Ferroelectricity and optical transparency are the two properties of lanthanum doped lead zirconate titanate (PLZT) that are utilized to explore its use for photovoltaic (PV) applications. A ferroelectric material sandwiched ...
• A wearable sensor system for automatic food intake detection and energy intake estimation in humans 

  Doulah, Abul Barkat Mollah Sayeed Ud (University of Alabama Libraries, 2018)

  Accurate measurement and estimation of energy intake (EI) are important for the understanding of energy balance and body weight dynamics. Food is the primary source of energy in the body. Therefore, the objective monitoring ...
• 5G wireless directional networking based on pattern division multiple access: algorithms, protocols and test-bed 

  Qi, Ji (University of Alabama Libraries, 2018)

  With the development of mobile services, the increase of wireless trac data will lead to higher requirements for the wireless communication networks. As one of the latest promising antenna techniques, multi-beam smart ...
• Hybrid routing in hierarchical airborne network with multi/uni/omni-directional antennas 

  Hu, Lei (University of Alabama Libraries, 2018)

  During the previous decades, the advanced technologies such as unman aerial vehicle(UAV) and directional antennas in airborne networks has developed rapidly. However there is limited research on the networking protocols ...
• Advanced control and synchronization approaches of voltage source converters for integration of distributed energy resources 

  Ramezani, Malek (University of Alabama Libraries, 2018)

  Voltage source converter (VSC) is an inseparable interfacing fixture for utilizing distributed energy resource (DER) as an AC power supply. This dissertation investigates different control and synchronization techniques ...
• Directional UAV swarming: a network perspective 

  Li, Xin (University of Alabama Libraries, 2018)

  In recent years, with the development of robotics and electronics technology, unmanned aerial vehicles (UAVs) are becoming smaller and cheaper. People started to use UAVs more and more frequently since they are easy to ...
• Analytical evaluation of effective solar sail attitude control using metasurfaces for deep space exploration 

  Ullery, Dylan (University of Alabama Libraries, 2018)

  We examine the theoretical implications of incorporating metasurfaces on solar sails, and the effect they can have on the forces and torques applied to the sail. This would enable a significant enhancement over state-of-the- ...
• Machine learning based spectrum decision in cognitive radio networks 

  Araseethota Manjunatha, Koushik (University of Alabama Libraries, 2018)

  The cognitive radio network (CRN) is considered as one of the promising solutions to address the issue of spectrum scarcity and eective spectrum utilization. In a CRN the Secondary User (SU) is allowed to occupy the spectrum ...
• Evaluation of ros slam gmapping for extraterrestrial robotic mining 

  Koehr, Camden Mark (University of Alabama Libraries, 2018)

  Advancements in technology have allowed considerable progress toward putting humans on Mars. The next major hurtle in this endeavor is to resolve the lack of necessary resources available on Mars for maintaining human life. ...
• Magnetics-based antennas 

  Lee, Woncheol (University of Alabama Libraries, 2017)

  Recently, compact and multi-functional wireless mobile devices have been highly demanded. Therefore, miniaturization of radio-frequency (RF) components, including antennas, is essential. Regarding wireless charging networks ...
• A novel demand response mechanism in smart community with learning-based neural network modeling 

  Lin, Bo (University of Alabama Libraries, 2017)

  This thesis investigates how to develop a learning-based demand response mechanism for a novel smart community that can minimize the energy cost both for the smart community system operator and for the residents while ...
• Building practical apertureless scanning near-field microscopy 

  Gungordu, Muhammed Zeki (University of Alabama Libraries, 2017)

  The fundamental objective of this study is to establish a functional, practical apertureless type scanning near-field optical microscope, and to figure out the working mechanism behind it. Whereas a far-field microscope ...
• Methods of patterning magnetic thin films with block copolymer templating 

  Owen, Allen (University of Alabama Libraries, 2017)

  Increasing the areal density of magnetic hard disk drives has drawn considerable research interest in the last several years. Industry expects that the upper limit of areal density of current granular media storage methods ...
• Electro-thermal circuit modeling in atomic clock mechanical structures 

  Miskell, Kyle (University of Alabama Libraries, 2017)

  As electrical and electronics engineers have striven to create more energy-dense and efficient designs, thermal non-idealities have risen to the forefront of such design endeavors as impediments to miniaturizing and ...
• A multi-interface based virtual reality platform for training and evaluation purpose 

  Patil, Yogendra (University of Alabama Libraries, 2017)

  Development of Virtual Reality (VR) applications is no doubt gaining momentum and is soon to be the next big thing, similar to what we saw with personal computers and smartphones. One that has already began to gain momentum ...
• Method for patterning poly(acrylic acid) sacrifical layers for use in solder-based self-assembly 

  Smith, Connor Shane (University of Alabama Libraries, 2017)

  Solder-based self-assembly is a method for micromachining three-dimensional structures on silicon. This process has been used for educational purposes due to the significant experience gained by students interested in ...
• Spice modeling and simulation of silicon-carbide power modules 

  Nelson, Blake Whitmore (University of Alabama Libraries, 2017)

  The design of power converters relies on computer modeling to accurately predict system electrical and thermal behavior prior to implementation. In the field of wide bandgap semiconductors, the extraordinarily high switching ...
• Intelligent wireless multi-beam directional routing with software-defined network implementation 

  Bao, Ke (University of Alabama Libraries, 2017)

  Wireless mesh networks (WMNs) have drawn lots of attention in the past decades due to its scalability, robustness, and flexibility. However, the performance of WMNs is still limited by the wireless bandwidth, radio frequency ...
• Modeling and process-structure-property-performance study of perovskite solar cells 

  Shaik, Shoieb (University of Alabama Libraries, 2017)

  This dissertation study mainly falls into two parts: simulation study and experimental investigation of the process-structure-property-performance relationship in perovskite solar cells. Herein, a controllable fabrication ...
• Optimization of materials and interfaces for spintronic devices 

  Clark, Billy D. (University of Alabama Libraries, 2017)

  In recent years' Spintronic devices have drawn a significant amount of research attention. This interest comes in large part from their ability to enable interesting and new technology such as Spin Torque Transfer Random ...

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