{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["110(49)"],"submitter":["Koh TS"],"pubmed_abstract":["Several logical qubits and quantum gates have been proposed for semiconductor quantum dots controlled by voltages applied to top gates. The different schemes can be difficult to compare meaningfully. Here we develop a theoretical framework to evaluate disparate qubit-gating schemes on an equal footing. We apply the procedure to two types of double-dot qubits: the singlet-triplet and the semiconducting quantum dot hybrid qubit. We investigate three quantum gates that flip the qubit state: a DC pulsed gate, an AC gate based on logical qubit resonance, and a gate-like process known as stimulated Raman adiabatic passage. These gates are all mediated by an exchange interaction that is controlled experimentally using the interdot tunnel coupling g and the detuning [Symbol: see text], which sets "],"journal":["Proceedings of the National Academy of Sciences of the United States of America"],"pagination":["19695-700"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC3856813"],"repository":["biostudies-literature"],"pubmed_title":["High-fidelity gates in quantum dot spin qubits."],"pmcid":["PMC3856813"],"pubmed_authors":["Coppersmith SN","Friesen M","Koh TS"],"additional_accession":[]},"is_claimable":false,"name":"High-fidelity gates in quantum dot spin qubits.","description":"Several logical qubits and quantum gates have been proposed for semiconductor quantum dots controlled by voltages applied to top gates. The different schemes can be difficult to compare meaningfully. Here we develop a theoretical framework to evaluate disparate qubit-gating schemes on an equal footing. We apply the procedure to two types of double-dot qubits: the singlet-triplet and the semiconducting quantum dot hybrid qubit. We investigate three quantum gates that flip the qubit state: a DC pulsed gate, an AC gate based on logical qubit resonance, and a gate-like process known as stimulated Raman adiabatic passage. These gates are all mediated by an exchange interaction that is controlled experimentally using the interdot tunnel coupling g and the detuning [Symbol: see text], which sets ","dates":{"release":"2013-01-01T00:00:00Z","publication":"2013 Dec","modification":"2025-04-05T14:18:44.688Z","creation":"2019-03-27T01:18:13Z"},"accession":"S-EPMC3856813","cross_references":{"pubmed":["24255105"],"doi":["10.1073/pnas.1319875110"]}}