Browsing PhD Dissertations - DO NOT EDIT by Title
Now showing items 40-59 of 104
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GPU-based Monte Carlo Applications in Radiation Medicine
(2021-12-02)Radiation can be used to image tumor site or kill tumor cells noninvasively, playing an important role in tumor diagnosis and treatment. Because of the increasing burden that cancer brings to the society, there always ... -
Habitability of Stellar Binary Systems
(2017-09-18)A comprehensive approach is provided to the study of habitable zones (HZs) for both S-type and P-type cases of stellar binary systems for both circular and elliptical orbits of the binary components, based on habitability ... -
Holographic Patterning Of Polymer Dispersed Liquid Crystal Materials For Diffractive Optical Elements
(Physics, 2007-08-23)Liquid crystals are a soft condensed matter phase that share properties with both isotropic liquids and crystalline solids. Composite materials formed from both low molecular weight liquid crystals and polymers are of both ... -
Interaction Of The Geomagnetic Field With Northward Interplanetary Magnetic Field
(Physics, 2013-07-22)The interaction of the solar wind with Earth's magnetic field causes the transfer of momentum and energy from the solar wind to geospace. The study of this interaction is gaining significance as our society is becoming ... -
Investigating The Global Geospace Response To A Period Of Solar Wind High Speed Streams Using The Lyon-Fedder-Mobarry MHD Simulation
(Physics, 2014-12)As the solar wind flows past the Earth, it interacts with the Earth's magnetic field and transfers energy and momentum to the geospace environment. During times when the solar cycle is near a minimum, there is a tendency ... -
INVESTIGATION AND DISCOVERY OF NOVEL TRANSITION METAL CYSTEAMINE SYSTEMS WITH HALOGENS FROM THE FIRST PRINCIPLES CALCULATIONS
(2021-12-20)Cu-cysteamine (Cu-Cy) is a material that has the cysteamine bonded with Cu. It is a molecular photosensitizer which can be activated by visible, ultraviolet light, and X-rays to generate reactive oxygen species (ROS). Cu-Cy ... -
INVESTIGATION OF NANOSTRUCTURES FOR HIGHLY SENSITIVE SURFACE PLASMON RESONANCE SENSORS
(2020-08-11)An extensive study of Surface Plasmon Polaritons (SPPs) and their applications has been undertaken in this work. Highly sensitive surface plasmon resonance sensors, made of noble metals, as well as multilayer nanostructures, ... -
INVESTIGATION OF OPTICAL AND ELECTRICAL PROPERTIES OF NOBLE METAL AND SUPERCONDUCTING THIN FILMS AND DESIGN AND FABRICATION OF METAMATERIAL SOLAR ABSORBERS
(2023-05-12)An extensive study of light-matter interactions leading to the generation of photon drag voltage under surface plasmon resonance conditions in noble metal thin films was undertaken by performing a series of experimental ... -
INVESTIGATION OF PROTOPORPHYRIN IX AND COPPER CYSTEAMINE NANOPARTICLES TO IMPROVE CURRENT CANCER TREATMENT METHODS
(2020-07-23)This research is focused on using nanotechnology to improve current cancer treatment methods, particularly photodynamic therapy and chemotherapy. Photodynamic therapy, being a local treatment method with low systemic ... -
Investigation of range verification in carbon ion therapy using Monte Carlo simulation
(2020-08-11)Carbon ion therapy is one of the advanced forms for radiotherapy and currently only available in few developed countries. Unlike conventional radiation therapy methods, carbon ion therapy has high potential in treating ... -
Investigations In The Impact Of Visual Cognition And Spatial Ability Of Student Comprehension Of Physics And Space Science
(Physics, 2011-07-14)Physics and Space Science examine topics that are highly spatial in nature. Students are required to visualize a system, manipulate that system, and then solve a given problem. Doing all of this, simultaneously, can lead ... -
Investigations Of Laser-based Repulsive Axonal Guidance And Other Novel Biophysical Applications Of Laser Microbeams
Over the past 30 years, the properties of light have been increasingly exploited to probe and manipulate biological samples. The subsequent techniques and technologies, combined with the broadening optical characterization ... -
Investigations on the impact of spatial ability and scientific reasoning of student comprehension in physics, State Assessment Test, and STEM courses
Physics examines topics that are highly spatial in nature. Students are required to visualize a system, manipulate that system, and then solve a given problem. Doing all of this simultaneously can lead to a cognitive ... -
Laser-assisted Transfection, Optogenetic Stimulation And Its Detection In Mammalian Cells
Stimulation of cells, especially neurons is of significant interest both for basic understanding of neuronal circuitry as well as clinical intervention. Existing electrode-based methods of stimulation is invasive and ... -
LOCALIZED BANDS AND THEIR EFFECTS IN THE STRONGLY CORRELATED d AND f ELECTRON SYSTEMS: A FIRST PRINCIPLES STUDY
(2021-08-16)Strongly correlated materials such as d and f-electron systems manifest a broad range of interesting phenomena such as metal-insulator transition, high temperature superconductivity, topologically insulating behavior etc. ... -
LOW DIMENSIONAL SEMICONDUCTING NANOSTRUCTURES: STABILITY, TRENDS AND PROMISES
(2016-05-10)Systematic studies of low dimensional semiconducting nanostructures have been performed. In particular, silicon-germanium (SiGe) armchair type nanotubes, and both zigzag and armchair type nanoribbons were used to represent ... -
MAGNETIC HARDENING IN THE TRANSITION METAL NANOPARTICLES AND NANOWIRES
(2020-08-27)Permanent magnets are important materials widely used in advanced technologies including electric vehicles, windmills, memory devices, magnetic levitation transportation, and biomedical apparatus. Rare-earth-based compounds ... -
Magnetic Thermal Hysteresis In Dy, Gd And Gd/Dy/Gd Nanolayers And Experimental Determination Of Thermodynamic Properties Of Thin Film Systems.
(Physics, 2013-03-20)Magnetic thermal hysteresis (MTH) is observed when the temperature dependent magnetic properties of a material are reliant on the starting point of the measurement. MTH was observed in thin film Dy samples at low values ... -
Measurement Of Single Diffractive Differential Cross Section (dσ/(d|t|)) At √(s ) = 1.96 TeV Using The D0 Forward Proton Detectors
(Physics, 2011-10-11)The analysis described in this dissertation uses the Forward Proton Detectors (FPD) installed at the D0 detector in the Tevatron collider at Fermilab to measure the single diffractive differential cross section (d&sigma/(d|t|)) ... -
MODEL AND OBSERVATION COMPARISONS OF IONOSPHERIC CURRENT SYSTEMS
(2023-05-08)The interaction between the dynamically changing solar wind and Earth’s magnetosphere results in several different current systems. The most relevant to space weather are the Birkeland currents, a.k.a field-aligned currents ...