• On Cohomological Algebras in Supersymmetric Quantum Field Theories 

  Ishtiaque, Nafiz (University of Waterloo, 2019-08-16)

  In this thesis we compute certain supersymmetric subsectors of the algebra of observables in some QFTs and demonstrate an application of such computation in checking an instance of Holographic duality. Computing the algebra ...

• Complexity in the AdS/CFT correspondence 

  Marrochio, Hugo (University of Waterloo, 2019-08-14)

  The main goal of this thesis is to carefully analyze aspects of the gravitational quantities conjectured to be dual to quantum complexity in the AdS/CFT correspondence. The two most promising candidates for such holographic ...

• Constructing Exact Correlators In N=4 SYM Using Integrability 

  Coronado, Frank (University of Waterloo, 2019-08-09)

  This thesis is devoted to the study of correlation functions in N = 4 superconformal Yang- Mills theory. We focus on a class of four point functions for which we achieve formal results at finite coupling and explicit ...

• Quantum-Classical Correspondence and Entanglement in Periodically Driven Spin Systems 

  Kumari, Meenu (University of Waterloo, 2019-08-09)

  This dissertation sets out to examine some fundamental open questions in quantum physics regarding quantum-classical correspondence in regular versus chaotic systems. Specifically, we study these questions using approaches ...

• Understanding sequential measurements in psi-epistemic ontological models 

  Ruebeck, Joshua (University of Waterloo, 2019-08-06)

  Since the famous debates of Einstein & Bohr, physicists have argued about the nature of the quantum state. Is it best thought of as describing the-way-things-are out there in the world, or merely as a description of our ...

• Aspects of Quantum Field Theory with Boundary Conditions 

  Tjoa, Erickson (University of Waterloo, 2019-08-02)

  This thesis has two modest goals. The primary goal is to deliver three results involving particle detectors interacting with a quantum field in presence of non-trivial boundary conditions (Dirichlet, Neumann, periodic; ...

• The PROSPECT reactor antineutrino experiment 

  Ashenfelter, J.; Balantekin, A. B.; Baldenegro, C.; Band, H. R.; Bass, C. D.; Bergeron, D. E.; Berish, D.; Bignell, L. J.; Bowden, N. S.; Boyle, J.; Bricco, J.; Brodsky, J. P.; Bryan, C. D.; Bykadorova Telles, A.; Cherwinka, J. J.; Classen, T.; Commeford, K.; Conant, A.; Cox, A. A.; Davee, D.; Dean, D.; Deichert, G.; Diwan, M. V.; Dolinski, M. J.; Erickson, A.; Febbraro, M.; Foust, B. T.; Gaison, J. K.; Galindo-Uribarri, A.; Gilbert, C.; Gilje, K.; Glenn, A.; Goddard, B. W.; Hackett, B.; Han, K.; Hans, S.; Hansell, A. B.; Heeger, K. M.; Heffron, B.; Insler, J.; Jaffe, D. E.; Ji, X.; Jones, D. C.; Koehler, K.; Kyzylova, O.; Lane, C. E.; Langford, T. J.; LaRosa, J.; Littlejohn, B. R.; Lopez, F.; Lu, X.; Martinez Caicedo, D. A.; Matta, J. T.; McKeown, R. D.; Mendenhall, M.; Miller, H. J.; Minock, J.; Mueller, P. E.; Mumm, H. P.; Napolitano, J.; Neilson, R.; Nikkel, J. A.; Norcini, D.; Nour, S.; Pushin, Dmitry; Qian, X.; Romero-Romero, E.; Rosero, R.; Sarenac, Dusan; Seilhan, B.; Sharma, R.; Surukuchi, P. T.; Trinh, C.; Tyra, M. A.; Varner, R. L.; Viren, B.; Wagner, J. M.; Wang, W.; White, B.; White, C.; Wilhelmi, J.; Wise, T.; Yao, H.; Yeh, M.; Yen, Y.-R.; Zhang, A.; Zhang, C.; Zhang, X.; Zhao, M. (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 ...

• Engineering Effective Hamiltonians for Magnetic Resonance 

  Haas, Holger (University of Waterloo, 2019-07-22)

  Effective Hamiltonian engineering is a powerful technique that utilises time-dependent perturbation theory to suppress or enhance certain effects that arise from otherwise weak Hamiltonian terms, when an experimenter ...

• The Vertex Algebra Vertex 

  Rapcak, Miroslav (University of Waterloo, 2019-07-19)

  This thesis reviews some aspects of a large class of vertex operator algebras labelled by $(p,q)$ webs colored by non-negative integers associated to faces of the web diagrams [1,2,3,4]. Such vertex operator algebras ...

• Control techniques in spin based quantum computation 

  Katiyar, Hemant (University of Waterloo, 2019-07-11)

  Working on quantum systems entail different interests, for example, working on fundamental understanding of quantum systems also lay foundation for better quantum computation techniques. A test for whether a system is ...

• Violation of an augmented set of Leggett-Garg inequalities and the implementation of a continuous in time velocity measurement 

  Majidy, Shayan-Shawn (University of Waterloo, 2019-07-11)

  Macroscopic realism (MR) is the view that a system may possess definite properties at any time independent of past or future measurements, and may be tested experimentally using the Leggett-Garg inequalities (LGIs). In ...

• Few Hole Quantum Dots in a Gated GaAs/AlGaAs Heterostructure 

  Bogan, Alexander (University of Waterloo, 2019-06-24)

  This thesis presents a set of experiments that explore gate de ned hole quantum dots in the GaAs/AlGaAs heterostructure. These experiments explore the evolution of the quantum states of holes in a double quantum dot. The ...

• Customized nonlinearity shaping in imperfect or variable waveguides 

  Kelly-Massicotte, Jérémy (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 ...

• Characterizing Single Photon Emission From Quantum Dots in Nanowires 

  Mastrovich, Morgan (University of Waterloo, 2019-05-28)

  Bright sources of highly indistinguishable single photons are desirable for diverse applications in quantum technology, including quantum cryptographic protocols, information processing, and metrology. The most common ...

• Measuring Non-Markovianity of Noise in the Cenrtal Spin System 

  Chen, Jiahui (University of Waterloo, 2019-05-24)

  In this thesis, we explore non-Markovian noise in the central spin system due to the coupling between the central spin and the environment. We use a solid state nuclear magnetic resonance system to do the experiment since ...

• Biophysical Modelling of Antimicrobial Peptide’s Interactions with Phospholipid and Lipopolysaccharide Membranes 

  Nourbakhsh, Shokoofeh (University of Waterloo, 2019-05-23)

  Antimicrobial peptides (AMPs) are naturally-occurring peptide antibiotics. The way they work has inspired a vigorous search for optimized peptide antibiotics for fighting resistant bacteria. Cationic AMPs cleverly utilize ...

• Symmetry of the Charge Ordering Phases in Hole-Doped Cuprates Studied by Resonant X-Ray Absorption and Scattering 

  McMahon, Christopher (University of Waterloo, 2019-05-23)

  In the underdoped cuprates, superconductivity coexists with a rich variety of other electronic orders. Understanding the nature of these orders, how they interact with one another, and the mechanisms that produce them is ...

• Superradiance and its implementation in cold atoms inside a hollow-core waveguide 

  Ding, Zhenghao (University of Waterloo, 2019-05-23)

  In this thesis, I am intending to understand the cooperative effect of an ensemble of quantum emitters, which constitutes the preliminary elements of our current experimental investigations towards realization of an ...

• Setup and Design of a Cryogenic Testing Station with Focus on Characterization of Superconducting Devices 

  Plesha, Clifford (University of Waterloo, 2019-05-23)

  The goal of my thesis was to construct a general purpose cryostat, capable of measuring multiple devices at 100mK. This included modifying an existing SHASTA model 106 Adiabatic Demagnetization Refrigerator (ADR) by adding ...

• Loop Optimization of Tensor Network Renormalization: Algorithms and Applications 

  Bao, Chenfeng (University of Waterloo, 2019-05-22)

  Loop optimization for tensor network renormalization (loop-TNR) is a real-space renormalization group algorithm suitable for studying 1+1D critical systems. While the original proposal by Yang et al. focused on classical ...

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