Browsing Theses by Supervisor "Wilson, Christopher"
Now showing items 1-10 of 10
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Analog Quantum Simulation via Parametric Interactions in Superconducting Circuits
(University of Waterloo, 2023-09-19)While universal quantum computers are still years away from being used for simulating complicated quantum systems, analog quantum simulators have become an increasingly attractive approach to studying classically intractable ... -
Characterization of lambda systems using superconducting qubits
(University of Waterloo, 2017-09-20)Lambda systems, with a metastable state in addition to the ground state, naturally occur in many atomic systems. Atomic lambda systems offer many potential applications in quantum information processing including single ... -
Microwave Quantum Optics using Giant Artificial Atoms and Parametrically Coupled Superconducting Cavities
(University of Waterloo, 2020-08-28)Artificially engineered atoms, built using superconducting electrical circuits, have had a broad impact on the field of quantum information and quantum computing. Based on the Josephson effect, superconducting qubits have ... -
Quantum Computation with Superconducting Parametric Cavity
(University of Waterloo, 2020-12-14)Multimode superconducting parametric cavity is a flexible platform that has been used to study a variety of topics in microwave quantum optics ranging from parametric amplification, entanglement generation to higher order ... -
Quantum Hacking in the Age of Measurement-Device-Independent Quantum Cryptography
(University of Waterloo, 2018-04-13)Cryptography is essential for secure communication in the digital era. Today, public-key cryptography is widely employed, and has provided an efficient method for encrypting content and ensuring both confidentiality and ... -
Quantum Machine Learning for Recognizing Gaussian Discord
(University of Waterloo, 2022-01-25)The quantum correlations measured by quantum discord have been paying significant attention since they are an essential resource for quantum information. This thesis focuses on the quantum discord in continuous-variable ... -
Security Evaluation of Practical Quantum Communication Systems
(University of Waterloo, 2017-09-29)Modern information and communication technology (ICT), including internet, smart phones, cloud computing, global positioning system, e-commerce, e-Health, global communications and internet of things (IoT), all rely ... -
Towards Analog Quantum Simulations of Dynamical Gauge Theories
(University of Waterloo, 2017-09-20)A system which can implement an analog quantum simulation of lattice gauge theories has been proposed. In particular, the Schwinger model is formulated in terms of a lattice and superconducting qubit implementation is ... -
Tunable Coupler in Superconducting Circuits and Impedance Engineering for Josephson Parametric Amplifier
(University of Waterloo, 2020-09-04)In this thesis, we study two topics on superconducting circuits. The first topic is the tunable coupler for resonators. This coupler is implemented with a superconducting circuit coupling with resonators in the dispersive ... -
Two-photon and Three-photon Parametric Interactions in Superconducting Microwave Circuits
(University of Waterloo, 2019-08-16)The flexible engineering of superconducting circuits, together with the nonlinearity available from Josephson junctions, have made microwave quantum optics a blooming research field in the past decade. Key experiments ...