Browsing Physics and Astronomy by Type "Master Thesis"
Now showing items 41-60 of 341
-
Constraining the Properties of Sagittarius A* with the Event Horizon Telescope
(University of Waterloo, 2015-10-01)Sagittarius A* (Sgr A*) is a primary target for testing strong gravity, jet formation and black hole accretion for the the Event Horizon Telescope (EHT). Motivated by continued improvements of the observations from the ... -
Construction of a Shielded Thermal Hall Measurement Device
(University of Waterloo, 2023-05-26)A shielded thermal Hall experimental setup is being constructed and is nearing completion. An existing conventional thermal conductivity experiment was retrofit to perform thermal Hall measurements, which included the ... -
Cosmological Results and Implications in Effective DGP
(University of Waterloo, 2009-01-26)We study a simple extension of the decoupling limit of boundary effctive actions for the Dvali-Gabadadze-Porrati model, by covariantizing the π lagrangian and coupling to gravity in the usual way. This extension agrees ... -
Crystallization Studies of Highly Monodisperse Oligomeric Poly(Ethylene Oxide)
(University of Waterloo, 2018-12-13)Poly(ethylene oxide) is one of the most intensively studied polymers in terms of crystallization, because of its linear structure. In this thesis the chapters are organized in a self-contained fashion, with a general ... -
Customized nonlinearity shaping in imperfect or variable waveguides
(University of Waterloo, 2019-05-31)Generation of high-quality single photons via heralded parametric downconversion re- quires careful design of spectral correlations in down-converted photon pairs. One step in this design process involves customized ... -
Cylindrical colloids on a fluid membrane
(University of Waterloo, 2009-05-22)We theoretically study the adhesion and membrane-mediated interaction of cylindrical colloids to a flat fluid membrane. There are two ways to approach this problem. The first way, based on energy, requires finding the ... -
Data-driven and Hamiltonian-driven Quantum Simulations with Generative Models
(University of Waterloo, 2022-01-12)In the era of noisy intermediate-scale quantum devices (NISQ), a paradigm shift is occurring in the numerical physics community to transition towards developing algorithms that facilitate experimental realizations of quantum ... -
Decoherence by a non-Markovian and non-Gaussian Environment
(University of Waterloo, 2013-01-25)This thesis studies a spin-star model and an open spin-star model. The spin-star model is exactly solvable, and the approximation methods can be applied and compared with the exact solution. As this model is shown to be ... -
Decoy-State Quantum Key Distribution with Arbitrary Phase Mixtures and Phase Correlations
(University of Waterloo, 2022-01-26)We formulate a general method to find bounds on the statistics of states passing through an unknown channel from the statistics of another set of states. We pay special attention to the application of this method to ... -
Demonstration of a Tunable Coupler Suitable for Investigating Ultra-strong Coupling Light-matter Interactions in Superconducting Devices
(University of Waterloo, 2022-05-02)One of the most ubiquitous processes in nature is the interaction of matter and an electromagnetic field which is well described using the spin-boson model. These light- matter interactions are specified by an interaction ... -
The Dependence of Halo Mass on Galaxy Size at Fixed Stellar Mass Using Weak Lensing
(University of Waterloo, 2017-04-24)Stellar mass has been shown to correlate with halo mass, but with significant scatter. The stellar mass-size and luminosity-size relationships of galaxies also show significant scatter in galaxy sizes for a fixed stellar ... -
The Dependence of Radio-Mode Feedback on Baryonic and Halo Mass
(University of Waterloo, 2014-08-26)Supermassive black holes launch powerful radio-synchrotron jets into the hot atmospheres of galaxy clusters, creating bubbles of displaced gas and driving shock fronts. These jets output a tremendous amount of energy, ... -
Design and Characterization of a Transceiver Telescope for Quantum Communications with Satellites
(University of Waterloo, 2021-09-30)Since the feasibility of free-space Quantum Key Distribution (QKD) was realized, a new race has begun amongst researchers to achieve the highest secure key rate and the most efficient protocols to form quantum communication ... -
Design and construction of an ion trapping apparatus for quantum simulation experiments
(University of Waterloo, 2019-09-26)The trapped ions platform represents an excellent framework for Quantum information science experiments. Long coherence times, extremely high state initialization and detection fidelity, inherent full-connectivity between ... -
Design and Implementation of an Entanglement Harvesting Experiment With Superconducting Flux Qubits
(University of Waterloo, 2022-05-16)Recent studies in relativistic quantum information have predicted that it is possible to entangle two qubits tunably coupled to the same quantum field in its vacuum state, by allowing the qubits to couple to the field ... -
Design and Implementation of the Real-Time Control System for an Open Trapped Ion Quantum Computing Platform
(University of Waterloo, 2023-09-08)Trapped atomic ions are a promising platform for the implementation of quantum bits and quantum information processors due to advantageous inherent physical properties as well as exquisite experimental control. Trapped ion ... -
Design of a Real-Time Embedded Control System for Quantum Computing Experiments
(University of Waterloo, 2020-01-27)This thesis describes the design of a real-time control system for trapped ion quantum computer experiments. It is framed in the context of the QuantumIon project, a project at the University of Waterloo’s ... -
Design of an Inverse Photoemission Spectrometer for the Study of Strongly Correlated Materials
(University of Waterloo, 2013-01-23)The design and construction of a state-of-the-art ultra-high vacuum spectrometer for the performance of angle-resolved inverse photoemission spectroscopy is presented. Detailed descriptions of its most important components ... -
Detecting the Surface Spin Polarization State of Topological Materials by Using Resonant X-ray Reflectometry
(University of Waterloo, 2019-10-21)The topological insulator as a promising and low cost next generation spintronic device attracts lots of attentions recently. The spin-momentum locking is a characteristic feature of topological materials at the surface ... -
Detection Efficiency Mismatch and Finite-Key-Size Attacks on Practical Quantum Cryptography Systems
(University of Waterloo, 2016-01-14)Security verification for the physical implementation of a cryptography system is an important step to ensure the security level promised by theory. As has been shown many times, any physical device has characteristics and ...