Browsing MS Theses - DO NOT EDIT by Title
Now showing items 15-34 of 60
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Derivation Of Generalized Lorenz Systems To Study The Onset Of Chaos In High Dimension
(Physics, 2007-08-23)This thesis provides a new method to derive high dimensional generalized Lorenz systems. Lorenz system is a celebrated nonlinear dynamical dissipative system which was originally derived by Lorenz to study chaos in weather ... -
Development And Characterization Of Gas Electron Multiplier Chambers For A Digital Hadron Calorimeter In The International Linear Collider
(Physics, 2009-09-16)Gas Electron Multiplier, or GEM, technology provides an attractive option for high precision jet energy measurements for future high energy physics experiments at the International Linear Collider. High voltage settings ... -
Effects Of Temperature Gradients On Transverse Oscillations Of Solar Magnetic Flux Tubes
(Physics, 2007-08-23)Solar magnetic flux tubes support three fundamental modes: longitudinal, transverse and torsional tube waves. Previous studies showed that the propagation of longitudinal and transverse waves along thin and isothermal ... -
The Electronic Properties Of Noble Metal Doped Silicon Nanocrystals Using Hybrid Density Functional Theory
(Physics, 2013-07-22)One of the most challenging issues in semiconductor physics is to engineer band structures for a particular device. Contemporary photovoltaic (PV) and photoelectrochemical (PEC) devices rely on defect energy levels and ... -
EVALUATION AND DEVELOPMENT OF BETA PARTICLE IMAGERS
(2018-08-08)Compact beta imagers have the great potential for tumor localization for radio-guided treatment interventions thanks, in part, to their natural collimation of beta particles. Their rapid survey capabilities of small areas, ... -
Ferroelectric And Ferromagnetic Behavior Of Oxide Containing Thin Films
Oxide materials are important due to their interesting physical properties for applications in future electronic devices. Thin film oxide materials show a variety of electric and magnetic properties such as ferroelectric, ... -
First Measurements Of The Low Energy Tail (LET) Down To 0 eV Using Auger Photoelectron Coincidence Spectroscopy (APECS) In Ag (100) And Cu (100)
(Physics, 2011-03-03)We present the Auger Photoelectron Coincidence Spectroscopy (APECS) measurements of Ag (100) and Cu (100) over a full range of emitted energies from 0 eV to 81eV. The coincidence measurements were successful in separating ... -
First Principles Computational Modeling Of The Surface Properties Of Uranium Dioxide
(Physics, 2014-07-14)The interaction of uranium dioxide (UO₂) with environmental elements occurs at its exposed surface and a fundamental understanding of this interaction process begins at the atomic scale. In this regard, atomic scale ... -
First Principles Study Of Properties Of The Oxidized Cu(100) And Cu(110)
(Physics, 2013-07-22)Copper based catalysts are of importance to a number of industrial processes including the synthesis of methanol, the reduction and decomposition of nitrogen oxides, and treatment of waste water. In copper catalysis surface ... -
A First-principles Study On Bulk CuO: Electronic Structures And Native Point Defects
(Physics, 2007-08-23)In this thesis, we have performed a first-principles study on strongly correlated monoclinic cupric oxide (CuO) by using the LSDA+U method implemented in the PAW method. Based on the optimized structural parameters, which ... -
A First-principles Study On The Enhancement Of Beryllium Doping In Gallium Nitride
(Physics, 2007-08-23)The excellent physical and electrical properties of Gallium Nitride (GaN) have made it a good candidate in light-emitting diodes and UV detecting semiconductor materials. However, GaN's p-type doping has long been a ... -
Germanium Based Nanotubes: Fact Or Fiction?
(Physics, 2008-09-17)Unlike carbon nanotubes, nanostructures of Ge, a group IV semiconductor, have not been fully explored. In particular, there is limited data available on Germanium-based nanotubes. The aim of this thesis is to explore the ... -
Investigation Of KeV Beta Particle Transportation In Matter
Nuclear imaging is widely used in medicine for more accurate diagnoses and more effective treatment for cancer. Current emission tomography techniques used in clinics may not efficiently detect ... -
Investigation of Clinoptilolite Zeolite as a Candidate System for Study by Positron Annihilation
(2021-04-14)This thesis reports on the characterization of a clinoptilolite zeolite (〖Na〗_3 [〖Al〗_3 〖Si〗_15 O_36 ]12H_2 O) using Energy-dispersive X-ray spectroscopy (EDX/EDS) for chemical analysis, low energy Secondary Electron (SE) ... -
Measurement Of The Spectral Distribution Of The Low Energy Electrons Emitted As A Result Of M₃VV Auger Transitions In Cu(100)
(Physics, 2012-04-11)Auger Photoelectron Coincidence Spectroscopy (APECS) was used to investigate the physics of the Low Energy Tail (LET) region of the Auger spectrum of a Cu(100) sample. Two Cylindrical Mirror Analyzers (CMAs) were used to ... -
Moment Calculations For Low Energy Ions In Jupiter's Magnetotail From Nasa's New Horizons Mission
(Physics, 2009-09-16)Jupiter's magnetosphere and magnetotail is the largest cohesive structure in our solar system which extends to the orbit of Saturn. One of NASA's objectives is to understand how universal bodies interact with its surroundings. ... -
Multiple Coulomb Scattering In the LArIAT Detector
(2018-12-13)LArIAT is a liquid argon time projection chamber (LArTPC) deployed in a dedicated charged particle test beam line at the Fermilab Test Beam Facility. LArIAT aims to measure an interaction process known as multiple ... -
Nanoscintillators For Radiation Detection
(Physics, 2013-07-22)In the search for faster, more effective methods for detection of and protection against radiological weapons, advances in materials for radiation detection are a critical component of any successful strategy. This work ... -
NONLINEAR MODE COUPLING COEFFICIENTS IN EXTRASOLAR HOT JUPITER SYSTEMS WITH NON-SOLAR TYPE HOST STARS
(2021-12-23)Short period planets tidally excite internal gravity modes within their host star. These excited modes, known collectively as the dynamical tide, dissipate orbital energy and cause the planet’s orbit to decay. In hot Jupiter ... -
On A Class Of ABCS
(Physics, 2007-08-23)The local density approximation to density functional theory (LDA-DFT) has been used to study the different possible relaxations and reconstructions of In-rich InSb (100) surface. Various electronic and geometric structure ...