Exotic Circuits for Enhanced Quantum Algorithms and Computation

dc.contributor.authorChan, Albie
dc.date.accessioned2023-08-09T15:04:58Z
dc.date.available2023-08-09T15:04:58Z
dc.date.issued2023-08-09
dc.date.submitted2023-08-08
dc.description.abstractQuantum circuits play an essential role in many disciplines of quantum information science. They can not only be represented in the traditional gate-based paradigm, but also an alternative measurement-based paradigm. The latter begins from a resource state possessing many entangled ancillary qubits, and proceeds via mid-circuit measurements of these ancillas. More generally, ancillary qubits feature prominently in quantum error-correcting schemes, opening up the possibility for exploiting both paradigms on an equal footing. In this thesis, we explore how circuits designed with such features (referred to as “exotic”) can be employed to enhance the quality of variational quantum eigensolver (VQE) algorithms and general quantum computations via noise mitigation. By applying these exotic circuits in resource-efficient and versatile ways, we can pave the way for more reliable computations on current noisy-intermediate-scale-quantum (NISQ) devices.en
dc.identifier.urihttp://hdl.handle.net/10012/19666
dc.language.isoenen
dc.pendingfalse
dc.publisherUniversity of Waterlooen
dc.subjectmeasurement-based quantum computingen
dc.subjectmid-circuit measurementen
dc.subjectparticle physicsen
dc.subjectquantum chemistryen
dc.subjectquantum noiseen
dc.subjectIBM Quantumen
dc.subjectnumerical programmingen
dc.subjectfidelityen
dc.subjectvariational quantum eigensolveren
dc.subjectquantum circuiten
dc.subjectquantum algorithmen
dc.subjectlattice gauge theoryen
dc.subjectanciliary qubiten
dc.subjectauxiliary qubiten
dc.subjectcoherent superpositionen
dc.subjectquantum simulationen
dc.titleExotic Circuits for Enhanced Quantum Algorithms and Computationen
dc.typeMaster Thesisen
uws-etd.degreeMaster of Scienceen
uws-etd.degree.departmentPhysics and Astronomyen
uws-etd.degree.disciplinePhysics (Quantum Information)en
uws-etd.degree.grantorUniversity of Waterlooen
uws-etd.embargo.terms0en
uws.contributor.advisorMuschik, Christine
uws.contributor.affiliation1Faculty of Scienceen
uws.peerReviewStatusUnrevieweden
uws.published.cityWaterlooen
uws.published.countryCanadaen
uws.published.provinceOntarioen
uws.scholarLevelGraduateen
uws.typeOfResourceTexten

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