Search results | J. Murrey Atkins Library

Title: ADDITIVE MANUFACTURABLE METASURFACES FOR RF APPLICATION
Author: Hecht, Kristy
Date Created: 2020
Subjects--Topical: Electromagnetism
Description: Materials found in nature exhibit behaviors with certain properties such as mass density, permeability, and permittivity. Unfortunately, there are limitations and restrictions to the behaviors of these materials that can be overcome with the use o...

Title: Analysis of failure mechanisms that impact safe Operation of AlGaN/GaN HEMTs
Author: Hodge, Michael
Date Created: 2014
Subjects--Topical: Electrical engineering
Description: The reliability of AlGaN/GaN high electron mobility transistors (HEMTs) is traditionally determined via thermal lifetime acceleration stress tests. More recently it has been proposed that electric field has a prominent role in limiting lifetimes. ...

Title: Application of Local Transmission Line Modelled Metasurfaces and Comparison to Huygens-Fresnel Principle Modelled Metasurfaces
Author: Trusnovic, Matthew
Date Created: 2021
Subjects--Topical: Electrical engineering, Electromagnetism
Description: Metasurfaces have many applications, from beam steering effects to polarization control. There are two main theories that are used in the creation of modern metasurfaces, one based on the Huygens-Fresnel Principle and one based on Local Transmissi...

Title: CARBON NANOTUBE GROWTH, DISPERSION, AND USE IN NANOELECTROMECHANICAL ACTUATORS
Author: Forney, Michael
Date Created: 2011
Subjects--Topical: Nanoscience
Description: The body of research comprising this dissertation spans the full spectrum of carbon nanotube (CNT) research: growth of CNTs, dispersion of SWNTs, controlled aggregation of SWNTs, and fabrication of CNT-based actuators. CNTs have been grown in our ...

Title: Exploring the photophysics and photocatalytic properties of platinum and palladium nanoparticles
Author: Major, Kevin
Date Created: 2012
Subjects--Topical: Nanoscience, Chemistry, Chemistry, Physical and theoretical
Description: Platinum and Palladium nanoparticles are important nanoscale materials for a variety of materials science and industrial applications. The presented research covers a broad spectrum of these unique nanoparticles, from their synthesis and character...

Title: LASER INDUCED LOCAL STRUCTURAL AND PROPERTY MODIFICATIONS IN SEMICONDUCTORS FOR ELECTRONIC AND PHOTONIC SUPERSTRUCTURES - SIC TO GRAPHENE CONVERSION
Author: Yue, Naili
Date Created: 2013
Subjects--Topical: Materials science, Electrical engineering
Description: Graphene is a single atomic layer two-dimensional (2D) hexagonal crystal of carbon atoms with sp2-bonding. Because of its various special or unique properties, graphene has attracted huge attention and considerable interest in recent years. This P...

Title: SPATIAL FIELD CONTROL OF BROAD AREA SEMICONDUCTOR LASERS WITH INTEGRATED GRATING COUPLERS
Author: Smolski, Viktor
Date Created: 2012
Subjects--Topical: Electrical engineering, Optics
Description: In this research, a method of designing a grating outcoupler to obtain the desired 2D-intensity profile and improved field distribution of the optical beam emitted by a grating coupled surface emitting laser is presented. The method is based on va...

Title: Space Variant Guided Mode Resonant Filters
Author: Roth, Zachary
Date Created: 2012
Subjects--Topical: Optics, Engineering, Nanoscience
Description: Guided mode resonance filters (GMRF) combine subwavelength gratings and planar slab waveguides to create highly efficient, narrow linewidth spectral filters. Resonances between diffracted orders of the SWG and the waveguide provide the mechanism f...

Title: Synthesis and Optical Properties of Hybrid Gold Nanoparticles Coupled with Quantum Dots and Porphyrins
Author: Tobias, Andrew
Date Created: 2016
Subjects--Topical: Nanoscience, Chemistry, Nanotechnology
Description: Coupling of optically active materials, or chromphores, to plasmonic nanoparticles represents a new research area which has the ability to produce higher efficiency lighting and photovoltaic materials. The main goal of this project was to create n...

Title: THEORY, CHARACTERIZATION AND APPLICATIONS OF INFRARED HYPERBOLIC METAMATERIALS
Author: Fullager, Daniel
Date Created: 2017
Subjects--Topical: Materials science, Engineering, Physics
Description: ABSTRACTDANIEL B. FULLAGER. Theory, characterization and applications of infraredhyperbolic metamaterials. (Under the direction of DR. MICHAEL A. FIDDY)Hyperbolic Metamaterials (HMMs) are engineered structures capable of supporting lightmatterinte...

Title: The Effects of Inlet Temperature and Turbulence Characteristics on the Flow Development Inside a Gas Turbine Exhaust Diffuser
Author: Bomela, Christian
Date Created: 2014
Subjects--Topical: Mechanical engineering, Power resources
Description: The overall industrial gas turbine efficiency is known to be influenced by the pressurerecovery in the exhaust system. The design and, subsequently, the performanceof an industrial gas turbine exhaust diffuser largely depend on its inflow conditio...

Title: UNDERSTANDING AND DEVELOPING FIRE-THROUGH DIELECTRIC CONTACTS ON HIGHLY EFFICIENT SILICON SOLAR CELLS
Author: Unsur, Veysel
Date Created: 2018
Subjects--Topical: Electrical engineering
Description: Photovoltaic is a quick and efficient way of responding to the scarcity of fossil fuels and increasing environmental pollution. For the last two decades, photovoltaic technology has been the fastest growing industry among the renewable energy sour...

Title: Understanding and Development of Cost-Effective Industrial Aluminum Back Surface Field (Al-BSF) Silicon Solar Cells
Author: Chen, Nian
Date Created: 2015
Subjects--Topical: Electrical engineering, Power resources
Description: For the long-term strategy of gradual decarbonization of the world’s energy supply, high penetration of PV electricity is critical in the future world energy landscape. In order to achieve this, solar electricity with competitive cost to fossil fu...

Title: study of optoelectronic properties of thin film solar cell materials Cu2ZnSn(S,Se)4 using multiple correlative spatially-resolved spectroscopy techniques
Author: Chen, Qiong
Date Created: 2015
Subjects--Topical: Electrical engineering
Description: Containing only earth abundant and environmental friendly elements, quaternary compounds Cu2ZnSnS4 (CZTS) and Cu2ZnSnSe4 (CZTSe) are considered as promising absorber materials for thin film solar cells. The best record efficiency for this type of ...