Physics Theses and Dissertations

 

This collection contains theses and dissertations from the Department of Physics, collected from the Scholarship@Western Electronic Thesis and Dissertation Repository

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Theses/Dissertations from 2023

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High-performance computing in covariant Loop Quantum Gravity, Pietropaolo Frisoni

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New Aspects of Scattering Amplitudes, Higher-k Amplitudes, and Holographic Quark Gluon Plasmas, Bruno Giménez Umbert

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Temperature Mapping using Mid-Field Magnetic Resonance Imaging, Diego F. Martinez

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MODELLING CELL POPULATION GROWTH, Mahmood Mazarei

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Computational modeling of melanin aggregation, Sepideh Soltani

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Aperture-Type Near-Field Microscopy Techniques for Probing the Optoelectronic and Thermal Properties of Nanostructured Materials, Victor Wong

Theses/Dissertations from 2022

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The Role of Nonideal Magnetohydrodynamic Effects, Gravitational Instability, and Episodic Accretion in Star-Formation, Indrani Das

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Electrical And Mechanical Properties Of Polymer Nanocomposites, Nuwansiri N.K. Getangama

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An Implementation of Integrated Information Theory in Resting-State fMRI, Idan E. Nemirovsky

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Pressure-Induced Modifications to the Structural and Optoelectronic Properties of 2D Hybrid Organic-Inorganic Perovskites, Jesse Ratte

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Wideband and Relativistic Superradiance in Astrophysics, Christopher M. Wyenberg

Theses/Dissertations from 2021

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Studies of the Tilts of Atmospheric Scatterers by Windprofiler Radars, Farnoush Attarzadeh

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Field theories from physical requirements: Noether's first theorem, energy-momentum tensors and the question of uniqueness, Mark Robert Baker

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Fundamental transport properties in silicon quantum structures, Nazban M. Darukhanawalla

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A novel design methodology accounting for ramping and field inhomogeneities in dreMR imaging, Matthew A. McCready

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Functional nanoparticles: tin monoxide and molybdenum disulfide quantum dots on graphene nanosheets, Denys Vidish

Theses/Dissertations from 2020

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Si nanocrystal synthesis via double implantation and variable implantation, James M. Gaudet

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Studying Resting State and Stimulus Induced BOLD Activity using the Generalized Ising Model and Independent Component Graph Analysis, Sivayini Kandeepan

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Yield-Stress Fluids in Confined Geometries, Thalia Magyar

Theses/Dissertations from 2019

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Calculating the Dimensionality of the Brain, and Other Applications of an Optimized Generalized Ising Model in Predicting Brain's Spontaneous Functions, Pubuditha M. Abeyasinghe

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The effect of spatial averaging on dB/dt exposure values for implanted medical devices, Christopher AP Brown

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Numerical Simulations of Complex Crater Formation in Layered and Mixed Targets, Ryan Hopkins

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Development of a 1-Dimensional Data Assimilation to Determine Temperature and Relative Humidity Combining Raman Lidar Backscatter Measurements And a Reanalysis Model, Shayamila N. Mahagammulla Gamage

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Porous membranes from 2D materials and their integration into chemiresistive sensors for in-line detection of cadmium in water filtration devices, Sheldon Van Middelkoop

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Effects of Impurities on Calcium Oxalate Crystallization as Measured by Atomic Force Microscopy, Himasha Wijesekara

Theses/Dissertations from 2018

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From Large-scale Molecular Clouds to Filaments and Cores : Unveiling the Role of the Magnetic Fields in Star Formation, Sayantan Auddy

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High Resolution Ion Beam Investigations of the Mechanisms of Titanium Anodization, Mitchell A. Brocklebank

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Properties of Si quantum dots, Carolyn C. F Cadogan

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Investigation of Flow Disturbances and Multi-Directional Wall Shear Stress in the Stenosed Carotid Artery Bifurcation Using Particle Image Velocimetry, Amanda L. DiCarlo

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Defect-Related Magnetic Properties of Nanostructured Nickel Oxide Thin Films for Solar Cell Applications, Angela E. Ezugwu

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Improved techniques for atmospheric ozone retrievals from lidar measurements using the Optimal Estimation Method and Machine Learning, Ghazal Farhani

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Effects of High Pressure on Photochemical Reactivity of Organic Molecular Materials Probed by Vibrational Spectroscopy, Jiwen Guan

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Vibrating-wire Rheometry, Cameron C. Hopkins

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Validating and Highlighting the Advantages of the Optimal Estimation Method For Rayleigh Lidar Middle Atmospheric Temperature Retrievals, Ali Jalali

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Phase transitions of Integrated Information in the Generalized Ising Model of the Brain, Sina Khajehabdollahi

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Optimization of Design Procedures for Delta Relaxation Enhanced Magnetic Resonance, Daniel J. Martire

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Copper-nanoparticle decorated graphene thin films: applications in metal-assisted etching and synthesis of next-generation graphene-based nanomaterials, Jaewoo Park

Theses/Dissertations from 2017

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The study of plasmonics in nanohole metallic metamaterials, Kieffer J. Davieau

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Linear and Nonlinear Dynamics of Spin Waves in Ferromagnetic Nanowires, Zahra Haghshenasfard

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Methods for Improved Estimation of Low Blood Velocities Using Vector Doppler Ultrasound, Bushra Hussain

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Modelling the thermal conductivity of layered materials from photothermal measurements, Sina Kazemian

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Three Experiments on Complex Fluids, Yang Liu

Theses/Dissertations from 2016

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The Study of Nano-optics In Hybrid Systems, Marek J. Brzozowski

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Simulation of Heterogeneous Colloidal Particles Immersed in Liquid Crystals, Setarehalsadat Changizrezaei

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Automatic Detection of Eye Blinking Using the Generalized Ising Model, Marwa Elsayh Dawaga

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Nanoscale Thermal and Electronic Properties of Thin Films of Graphene and Organic Polyradicals, Sabastine Chukwuemeka Ezugwu

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Optical Characterization of Anisotropic Interfaces, Renjie Hou

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OMCVD Gold Nanoparticles Covalently Attached to Polystyrene for Biosensing Applications, Sivayini Kandeepan

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Self-assembled copper nanoparticle superlattices on graphene thin films, Tianhao Ouyang

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Dicke’s Superradiance in Astrophysics, Fereshteh Rajabi

Theses/Dissertations from 2015

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Structure-Function Relationship of the Brain: A comparison between the 2D Classical Ising model and the Generalized Ising model, Pubuditha M. Abeyasinghe

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Transmission of light in nano-hole metamaterial, Shankaranandh Balakrishnan .

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High resolution tropospheric studies with an MST type radar, Marcial Garbanzo-Salas

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Dielectric Spectroscopy of Polyvinyl Alcohol Hydrogels and Nanocomposites, Nuwansiri N.K. Getangama

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Characterization of CD93 Diffusion in Human Monocytes and Chinese Hamster Ovary Cells., Maria Goiko

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A Study of Photon Trapping and the ac Stark Effect in Photonic Crystals and Dispersive Materials, Iftekharul Haque

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Ion beam modification of strontium titanate and highly oriented pyrolytic graphite, Olga Lobacheva

Theses/Dissertations from 2014

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Defect-Related Magnetic and Electronic Properties of Graphene, Arash Akbari-Sharbaf

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Organic solar cells: electrodes, performance enhancement and degradation mechanisms, Reginald J. Bauld

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I. Accurate 50-200 keV proton stopping cross sections in solids II. Lateral growth of Si wires on Si (100) substrate, Sergey Dedyulin

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Extending and Merging the Purple Crow Lidar Temperature Rayleigh and Vibrational Raman Climatologies, Ali Jalali

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Quantum Optics of Polaritonic Nanocomposites, Chris Racknor

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Quantitative Susceptibility Imaging of Tissue Microstructure Using Ultra-High Field MRI, David A. Rudko

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Kelvin Probe Force Microscopy on Graphene Thin Films for Solar Cell and Biosensing Applications, Faranak Sharifi

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The Hα Spectroscopy of Classical B-emission Stars, Jessie M. Silaj

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Observational and Theoretical Investigation of Cylindrical Line Source Blast Theory Using Meteors, Elizabeth A. Silber

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Fragmentation and Wake Formation in Faint Meteors: Implications for the Structure and Ablation of Small Meteoroids, Edward Stokan

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Gravity wave spectra morphology in the Arctic and non-Arctic lower atmosphere, Melanie C. Wright

Theses/Dissertations from 2013

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Photothermal Deflection Spectroscopy of Amorphous, Nanostructured and Nanocomposite Thin Films, Muhammad Shafiq Ahmed

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Approaches Toward Combining Positron Emission Tomography with Magnetic Resonance Imaging, Geron A. Bindseil

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The Study of Nanophotonic Switching Mechanisms in Photonic and Metallic Heterostructures, Joel Cox

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Rheology of Solutions of Polyisophrene and Polyisoprene-Carbon Nanotube Composites, Ruiping Ge

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Optimization of a boundary element approach to electromagnet design with application to a host of current problems in Magnetic Resonance Imaging, Chad T. Harris

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Implementation,Validation and Application of an Automated Motion Correction Algorithm in Hepatic Perfusion CT for Image-Guided Radiotherapy, Nikolaj KG Jensen

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PIV-based Investigation of Hemodynamic Factors in Diseased Carotid Artery Bifurcations with Varying Plaque Geometries, Sarah Kefayati

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Dynamic Light Scattering Study of Hydroxyapatite Formation: Effect of Osteopontin and Bone Sialoprotein, Maryam Mozaffari

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Enhancing the Performance of Organic Thin Film Transistors By Cross-Linking the Organic Gate Dielectric, Soheila Naderi Gohar

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Diffusionless Transition in Tricosane and Reversible Inhibition of Calcium Oxalate Monohydrate: Two Studies of Crystal Growth, Shailesh S. Nene

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Investigating the Influence of Interface and Vacancy Defects on the Growth of Silicon Quantum Dots in SiO2, John Phelan

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The Study of Optoelectronics in Semiconductor and Metallic Nanoparticle Hybrid Systems, Daniel G. Schindel

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Potential for Measurement of Mesospheric Ozone Density from Overdense Meteor Trains with a Monostatic Meteor Radar, Reynold E. Sukara

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Accelerated Imaging Techniques for Chemical Shift Magnetic Resonance Imaging, Curtis N. Wiens

Theses/Dissertations from 2012

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The Behavior of a Falling Particle in a Funnel, Tahani Hassn Aldahri

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Influence of Quantum Dot Structure on the Optical Properties of Group IV Materials Fabricated by Ion Implantation, Eric G. Barbagiovanni

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Magnetic Properties and Defects in Iron Implanted Strontium Titanate Single Crystals and Thin films, Misha Chavarha

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Fast Absolute Quantification of In Vivo Water and Fat Content with Magnetic Resonance Imaging, Yifan Cui

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Synthesis and characterization of copper nanoparticles and copper-polymer nanocomposites for plasmonic photovoltaic applications, Sabastine Chukwuemeka Ezugwu

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Hyperpolarized Noble Gas Magnetic Resonance Imaging and Dynamic Spectroscopy For Investigation of Rat Models of Lung Inflammation, Matthew S. Fox

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Ozone Measurements and Transport, Mohammed Kedir Osman

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Simultaneous radar and video meteors, Robert J. Weryk

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Multi-Sensor Calibration and Validation of the UWO-PCL Water Vapour Lidar, Robin Wing

Theses/Dissertations from 2011

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Electronic and magnetic excitations in graphene and magnetic nano-ribbons, Maher Zakaria Ahmed Selim

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Magnetic Excitations in Cylindrical Multilayered Nanostructures, Tushar K. Das

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Validation and Application of Wind Profiler Measurements of Atmospheric Turbulence, Armin Dehghan

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Quantum Coherence and Interference in Metallic Photonic Crystals and Hybrid Systems, Ali Hatef

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High power systems for dynamic field control and shielding in the MR environment, Dustin W. Haw

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Pushing the Boundaries in Gradient and Shim Design for MRI, Parisa Hudson

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Structure and Strength: Anisotropic Polyvinyl Alcohol Hydrogels and Spider Mite Silk Fibres, Stephen Hudson

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An Analytical and Numerical Treatment of Inclined Elliptical Orbits About a Kerr Black Hole, Peter G. Komorowski

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Numerical simulations of composition changes in the high latitude thermosphere during disturbed conditions, Albert T. Russell