Browsing Physics and Astronomy by Title
Now showing items 500-519 of 777
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Predicting the thioflavin fluorescence of retinal amyloid deposits in association with Alzheimer’s disease and differentiating amyloid protein from alpha-syn
(University of Waterloo, 2020-09-02)Alzheimer’s disease (AD) is a neurodegenerative disease and the most common cause of dementia. According to the World Health Organization (WHO) in 2019, dementia affects around 50 million people worldwide and this number ... -
Prehydrated Electron and Its Role in Ionizing Radiation Induced DNA Damage and Molecular Mechanisms of Action of Halogenated Sensitizers for Radiotherapy of Cancer
(University of Waterloo, 2012-10-05)Despite advances in technology and understanding of biological systems in the past two decades, modern drug discovery is still a lengthy, expensive, difficult and inefficient process with low rate of new therapeutic ... -
Probing Accretion Turbulence in the Galactic Centre with EHT Polarimetry
(University of Waterloo, 2019-01-09)We explore the origin and the influence of the interstellar scattering on the observation of Sgr A*, and the method to mitigate this scattering via Event Horizon Telescope (EHT) polarimetry. Interstellar scattering is due ... -
Probing Dark Matter from the Galaxy to the Cosmic Web
(University of Waterloo, 2020-01-23)Dark matter, although invisible, accounts for the majority of matter of the universe. How this invisible component affects cosmic structure formation is one of the primary lines of inquiry in physical cosmology, and the ... -
Probing High Energy Physics Through Gravitational Waves
(University of Waterloo, 2021-09-22)Over the last few years, gravitational wave detections have become ubiquitous, giving the physics community vast information about fundamental physics. As some of the universe’s highest energy events, neutron mergers ... -
Probing Surface Spin Interaction Dynamics using Nitrogen-Vacancy Center Quantum Sensors with High-Fidelity State-Selective Transition Control
(University of Waterloo, 2017-11-21)As a demand from developing nanotechnology and quantum information technology based on mesoscopic material, quantum sensors with better spatial resolution and sensitivity are required. However, few material meets the ... -
Probing the dark universe with gravitational lensing
(University of Waterloo, 2018-09-17)Since its early success as an experimental test of the theory of general relativity in 1919, gravitational lensing has come a long way and is firmly established as an indispensable element for many astrophysical applications. ... -
Probing the Environmental Dependence of Star Formation in Satellite Galaxies using Orbital Kinematics
(University of Waterloo, 2013-09-03)(Abridged) Physical processes regulating star formation in satellite galaxies represent an area of ongoing research, but the projected nature of observed coordinates makes separating different populations of satellites ... -
Probing the large-scale clustering of fast radio bursts with CHIME/FRB
(University of Waterloo, 2021-08-23)Explaining the nature of extragalactic fast radio bursts (FRBs) has puzzled astrophysicists since 2007. In this thesis, we introduce the CHIME/FRB instrument, an FRB search engine that could solve this puzzle through FRB ... -
Probing the Unruh and Hawking effects using Unruh-DeWitt detectors
(University of Waterloo, 2017-10-18)Quantum field theory is so far the best description of the fundamental laws of Nature, yet it does not fully incorporates gravitation. The first attempt toward unifying the quantum field theory and gravity is a semi-classical ... -
Probing universality with entanglement entropy via quantum Monte Carlo
(University of Waterloo, 2019-08-30)Our understanding of physical phenomena hinges on finding universal core mechanisms that unite them. The concept of universality is deeply ingrained in the study of quantum many-body systems. At zero temperature, microscopically ... -
A Process Model of Non-Relativistic Quantum Mechanics
(University of Waterloo, 2014-08-25)A process model of quantum mechanics utilizes a combinatorial game to generate a discrete and finite causal space upon which can be defined a self-consistent quantum mechanics. An emergent space-time and continuous wave ... -
Production of Highly Monodisperse Polystyrene by Evaporative Purification
(University of Waterloo, 2017-12-14)In this thesis, I will demonstrate a simple evaporative purification method to separate a polydisperse polystyrene with small molecular weight into highly monodisperse components (N-mers) ranging from 3-mers to 13-mers. ... -
Programmable Individual Addressing and Floquet Hamiltonian Dynamics in a Trapped Ion Quantum Processor
(University of Waterloo, 2023-09-26)Trapped ions have been gaining traction as a platform for quantum information processing (QIP) in both academia and industry over the last decade. Their long coherence time, high fidelity gate operations, and built-in ... -
Programmatic Representation of Quantum Many Body Systems
(University of Waterloo, 2024-05-23)The problem of simulating quantum many-body systems is fundamental in condensed matter physics, quantum computing, and quantum chemistry. The exact simulation of quantum many-body systems is generally intractable on classical ... -
Properties of Carbon Nanomaterials Produced by Ultrashort Pulsed Laser Irradiation
(University of Waterloo, 2012-08-29)Two synthesis pathways were employed throughout this work to create a variety of unique carbon materials. The first of these routes involves the photo-dissociation of liquids by direct irradiation with ultrashort laser ... -
Proposed Methods For Measuring and Interpreting Mueller Matrices in In Vivo Retinal Polarimetry
(University of Waterloo, 2020-12-23)Mueller matrix polarimetry is the examination of how a sample transforms the polarization state of light. This requires probing the sample with input light of a variety of generated polarization states and analyzing the ... -
The PROSPECT reactor antineutrino experiment
(Elsevier, 2019-04-01)The Precision Reactor Oscillation and Spectrum Experiment, PROSPECT, is designed to make both a precise measurement of the antineutrino spectrum from a highly-enriched uranium reactor and to probe eV-scale sterile neutrinos ... -
A Purity Benchmarking Study of Superconducting Single-qubit Fluctuations
(University of Waterloo, 2023-07-31)Quantum processes are susceptible to errors. Over the years, numerous noise models, such as two-level system noise and flux noise, have been proposed by physicists to describe the mechanisms behind the error sources ... -
Quantum Algorithmic Techniques for Fault-Tolerant Quantum Computers
(University of Waterloo, 2019-10-01)Quantum computers have the potential to push the limits of computation in areas such as quantum chemistry, cryptography, optimization, and machine learning. Even though many quantum algorithms show asymptotic improvement ...