RSS 1.0Theses and Dissertations-Physics
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Influence of oxygen flow on the microstructure, resistivity, and Faraday rotation of reactive RF sputtered NiO and Fe-doped NiO thin films.
(2017-12-01)The effect of oxygen flow during deposition on the crystallinity, resistivity, and magneto-optical properties was studied for reactive sputtered thin NiO and Fe-doped NiO films. A series of NiO and Fe-doped NiO samples ... -
Development and Application of Surface Micro Particles as Local Temperature Sensors
(2016-07-26)No abstract prepared. -
Theoretical and Experimental Determination of Properties of NiO and Fe-doped NiO
(2017-07-27)In this era of fast advances in nanotechnology and electronics Ni has become an interesting element because its oxidized form possessing semiconducting properties is enabling several applications such as gas sensors, dyed ... -
Remote, Non-invasive, Optical Method of Temperature Detection
(2015-04-10)The focus of this thesis is the development of a remote, optically based, noninvasive, large working distance Raman method of temperature detection that relies upon observing the temperature-dependent phonon redshift. The ... -
High Performance Perovskite Photodetectors
(2017-07-25)Organohalide lead perovskite (CH3NH3PbI3) is a novel material with promising applicability for visible light photo-detectors. The ability to develop perovskite photodetector devices using a low temperature solution based ... -
Integration of Functional Oxides onto Silicon Substrates
(2014-07-09)The purpose of this thesis is to investigate the integration of functional oxides onto silicon substrates using MBE and Spin-Coating techniques. Functionality is defined, by Materials Department of Imperial College of ... -
Layer-By-Layer Films via 3D Drop on Demand Printing
(2014-07-10)The traditional method for making Layer-By-Layer films is a laborious, expensive, wasteful, and non-ecofriendly process; therefore this study was conducted to find a faster, more cost efficient, and non-wasteful method of ... -
Rasch Analysis of Student Responses to the Colorado Learning Attitudes about Science Survey
(2016-07-22)The Colorado Learning Attitudes about Science Survey (CLASS) was developed by University of Colorado, Boulder. It investigates students’ beliefs about physics and learning physics1, and has become one of the most popular ... -
Electrical and Optical Properties of RRAM
(2016-07-22)Recently several electronic devices have achieved significant enhancements that have been attributed to an oxidized NiFe layer. A study on lateral spin valves, was found to have an increased magnetoresistance after leaving ... -
Structural and magnetotransport study of SrTiO3-δ/Si structures grown by molecular beam epitaxy
(2013-12-02)SrTiO3 (STO) films were grown on p-Si (001) substrates using molecular beam epitaxy (MBE). Oxygen vacancies were introduced by controlling the Oxygen Pressure (PO2) that varied from 10-8 to 10-7 torr during growth, resulting ... -
Optical Characterization of CdTe, CdMgTe, and CdTe/CdMgTe Double Heterostructures
(2016-04-25)No abstract prepared. -
Characteristics of the Bose Glass Phase in Disordered Optical Lattices
(2016-02-18)No abstract prepared. -
The Electric, Magnetic and Optical Characterization of Permalloy Oxide Grown by Dual Ion Beam Sputtering
(2014-07-18)No abstract prepared. -
Metalorganic Chemical Vapor Deposition and Investigation of AlGaInN Microstructure
(2014-07-10)The group III-nitride family of semiconductor materials grown by metalorganic chemical vapor deposition (MOCVD) has had a dramatic impact on optoelectronics and high-frequency, high-power devices in recent years. The ... -
Thermoelectric Property Study of N-Type PbTe
(2014-04-10)In this study, the thermoelectric power density of In-doped PbTe wafers were measured and compared to I-doped PbTe wafers. Both I-doped and In-doped PbTe ingots were grown using a modified vertical Bridgman technique. The ... -
The Effect of Atomic Oxygen on the Formation of Indium Tin Oxide in Thin Films
(2013-09-09)Indium Tin Oxide (ITO) is a transparent conducting oxide that is used in at paneldisplays and optoelectronics. Highly conductive and transparent ITO lms arenormally produced by heating the substrate to 300 C during deposition ... -
Exposure Tool for Lithography on Tilted and Curved Surfaces Using Spatial Light Modulator
(2013-08-22)This thesis is on research to develop a new laser lithography exposure tool for use on non-flat substrates. Such a tool does currently not exists as commercial equipment used in the electronic industry uses high numerical ... -
Growth Characterization of RF Magnetron Sputtered BiFeO3 on Epitaxial SrTiO3
(2013-04-22)BiFeO3, or BFO, is a multiferroic material that exhibits the simultaneous appearance of ferroelectric and antiferromagnetic properties. What makes this material unique is its ability to display this property at room ... -
Ellipsometric Analysis of Silicon Nanoparticles Formed by Thermal Annealing
(2013-04-23)In this study, we investigate the surface morphology and optical properties of silicon nanoparticles formed on a silicon-on-insulator substrate by thermal annealing of a thin silicon layer. The annealing is performed using ... -
First Principles Study of Structural, Electronic, and Mechanical Properties of Lead Selenide and Lead Telluride
(2013-04-26)Lead chalcogenides, most notably lead selenide (PbSe) and lead telluride (PbTe), have become an active area of research due to their thermoelectric properties. The high figure of merit (zT) of these materials has brought ...
