• Flags and Error Weight Parities: A Development of Fault-tolerant Quantum Computation with Few Ancillas 

  Tansuwannont, Theerapat (University of Waterloo, 2021-10-13)

  In quantum computation, errors in a quantum circuit arising from its interaction with the environment is one of the biggest obstacles to building large-scale quantum computers. One way to deal with such errors is using ...

• An Exploration of Clustering Statistics and Tidal Alignments in the Context of Group Catalogues 

  De Marchi, Nick (University of Waterloo, 2021-10-04)

  The use of three-dimensional galaxy surveys and large cosmological simulations of the galaxy distribution has advanced our understanding of large-scale structure over the last few decades. At the forefront of this are ...

• Spin-Preserving Metasurface-Based Focusing Mirror for Enhancing Light-Matter Interactions 

  Kuru, Fehime Sema (University of Waterloo, 2021-10-01)

  We propose a dielectric metasurface mirror that focuses one spin state while diverging the other state and preserves the spin state upon reflection, unlike conventional mirrors. First, we discuss the working principle of ...

• Statistical Muon Tracking: A Study of Cosmic Backgrounds in the PROSPECT Experiment 

  Woolverton, Austin (University of Waterloo, 2021-09-30)

  The Precision Reactor Oscillation and Spectrum Experiment (PROSPECT) has successfully demonstrated novel particle identification strategies with minimal protection from cosmic events. Located at the High Flux Isotope Reactor ...

• Design and Characterization of a Transceiver Telescope for Quantum Communications with Satellites 

  Mohammadi, Kimia (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 ...

• The Unruh-DeWitt Detector Model: Modified Dispersion and Nonlinear Couplings 

  Sachs, A. Morgan (University of Waterloo, 2021-09-30)

  In this work, we employ the Unruh-DeWitt (UDW) detector model to various ends. We present applications of this relativistic detector model to quantum optics, including decoherence in optical cavities and non-linear quantum ...

• Study of a Non-Platinum-Based Antitumor Agent for Targeted Chemotherapy of Pancreatic Cancer 

  Zhang, Xiaomeng (University of Waterloo, 2021-09-29)

  Cancer has been a significant impediment to human life extension. Pancreatic cancer, the third largest cause of cancer mortality, presently lacks a viable therapy and is only detectable at a late stage. The advancement of ...

• Quantum Annealing: Research and Applications 

  Mohamed, Mayar (University of Waterloo, 2021-09-28)

  This thesis studies several aspects of the quantum annealing (QA) computing approach. Quantum annealers' primary objective is to solve hard computational optimization problems. Because these optimization problems are in ...

• Security Analysis of Quantum Key Distribution: Methods and Applications 

  Lin, Jie (University of Waterloo, 2021-09-27)

  Quantum key distribution (QKD) can be proved to be secure by laws of quantum mechanics. In this thesis, we review security proof methods in Renner's framework and discuss numerical methods to calculate asymptotic and finite ...

• Topological aspects of nodal-loop semimetals and the nature of spin-orbit coupling in Lu₂V₂O₇ 

  Hickey, Alexander (University of Waterloo, 2021-09-27)

  This thesis is presented in two parts: (I) understanding the topological aspects of nodal-loop semimetals in the presence of interactions and (II) exploring the nature of spin-orbit coupling in the pyrochlore oxide Lu₂V₂O₇. ...

• Devices for satellite-assisted quantum networks 

  Lee, Youn Seok (University of Waterloo, 2021-09-24)

  Quantum networks, quantum nodes interconnected by quantum channels, offer powerful means of secure communications and quantum computations. They are crucial elements in a broad area of quantum technologies including quantum ...

• Photonic Three-Level Systems Within the Framework of Generalised Probabilistic Theories 

  Grabowecky, Michael (University of Waterloo, 2021-09-24)

  If one seeks to test quantum theory not against a particular alternative but against many alternatives in a landscape of possibilities, it is crucial to be able to analyze experimental data in a theory-agnostic way. This ...

• Probing High Energy Physics Through Gravitational Waves 

  Whittaker, Tim (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 ...

• Applications of Entanglement and Nonlocality 

  Gangopadhyay, Sayan (University of Waterloo, 2021-09-20)

  Entanglement and nonlocality are two of the features demonstrated by quantum systems which give rise to new possibilities in a variety of fields such as communication technology, cryptography and the study of fundamental ...

• An alternative derivation of orbital-free density functional theory 

  Thompson, Russell B. (AIP, 2019-05-28)

  Polymer self-consistent field theory techniques are used to derive quantum density functional theory without the use of the theorems of density functional theory. Instead, a free energy is obtained from a partition function ...

• Single photon measurements: from spin-orbit lattices to ultrafast pulses 

  Cheng, Sandra (University of Waterloo, 2021-09-13)

  Single photons are naturally suited to quantum information processes as they can carry entanglement in multiple degrees of freedom and maintain coherence easily. In order to fully harness single photons for this use, it ...

• Reconstructing Cosmic Velocities with the Kinetic Sunyaev-Zeldovich Effect 

  Giri, Utkarsh (University of Waterloo, 2021-09-13)

  Over the last few decades, Physical Cosmology has come a long way from a primitive and data-deprived field of research with several speculative theories of origin, evolution, and composition of the Universe to a mature, ...

• Molecular beam epitaxial growth of InSb quantum well heterostructures for applications in topological quantum computing 

  Shi, Yinqiu (University of Waterloo, 2021-09-09)

  The small effective mass, large Landé g-factor, and strong spin-orbit coupling of InSb make high-quality InSb quantum well (QW) structures particularly appealing for the experimental realization of Majorana bound states ...

• Simple and Accurate Calibration of the Flory-Huggins Interaction Parameter 

  Willis, James (University of Waterloo, 2021-09-01)

  This work improves on a standard method used to calibrate χ, the Flory-Huggins interaction parameter, in experimental systems. The common method is to fit the order-disorder transition (ODT) of symmetric diblock copolymer ...

• Optical Design for an Open Access Trapped Ion Quantum Processor 

  Videnov, Nikolay (University of Waterloo, 2021-08-31)

  The future of quantum information is scaling to a ever larger number of qubits. Doing so will require advances in the approach for all aspects of current experimental systems. The QuantumION project is a large step in this ...

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