{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Liu Z"],"funding":["National Basic Research Program of China","Beijing Academy of Quantum Information Sciences","National Natural Science Foundation of China"],"pagination":["1557-1563"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC8288692"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["7(10)"],"pubmed_abstract":["Quantum information processing based on magnetic ions has potential for applications as the ions can be modified in their electronic properties and assembled by a variety of chemical methods. For these systems to achieve individual spin addressability and high energy efficiency, we exploited the electric field as a tool to manipulate the quantum behaviours of the rare-earth ion which has strong spin-orbit coupling. A Ce:YAG single crystal was employed with considerations to the dynamics and the symmetry requirements. The Stark effect of the Ce<sup>3+</sup> ion was observed and measured. When demonstrated as a quantum phase gate, the electric field manipulation exhibited high efficiency which allowed up to 57 π/2 operations before decoherence with optimized field direction. It was also utilized to carry out quantum bang-bang control, as a method of dynamic decoupling, and the refined Deutsch-Jozsa algorithm. Our experiments highlighted rare-earth ions as potentially applicable qubits because they offer enhanced spin-electric coupling which enables high-efficiency quantum manipulation."],"journal":["National science review"],"pubmed_title":["Electric field manipulation enhanced by strong spin-orbit coupling: promoting rare-earth ions as qubits."],"pmcid":["PMC8288692"],"funding_grant_id":["11805024","Y18G23","21822301","11847301","2017YFA0204903","2018YFA0306003"],"pubmed_authors":["Wang ZM","Liu Z","Fang YH","Wang YX","Qin SX","Jiang SD","Gao S"],"additional_accession":[]},"is_claimable":false,"name":"Electric field manipulation enhanced by strong spin-orbit coupling: promoting rare-earth ions as qubits.","description":"Quantum information processing based on magnetic ions has potential for applications as the ions can be modified in their electronic properties and assembled by a variety of chemical methods. For these systems to achieve individual spin addressability and high energy efficiency, we exploited the electric field as a tool to manipulate the quantum behaviours of the rare-earth ion which has strong spin-orbit coupling. A Ce:YAG single crystal was employed with considerations to the dynamics and the symmetry requirements. The Stark effect of the Ce<sup>3+</sup> ion was observed and measured. When demonstrated as a quantum phase gate, the electric field manipulation exhibited high efficiency which allowed up to 57 π/2 operations before decoherence with optimized field direction. It was also utilized to carry out quantum bang-bang control, as a method of dynamic decoupling, and the refined Deutsch-Jozsa algorithm. Our experiments highlighted rare-earth ions as potentially applicable qubits because they offer enhanced spin-electric coupling which enables high-efficiency quantum manipulation.","dates":{"release":"2020-01-01T00:00:00Z","publication":"2020 Oct","modification":"2025-04-19T20:41:21.788Z","creation":"2025-04-19T20:41:21.788Z"},"accession":"S-EPMC8288692","cross_references":{"pubmed":["34691488"],"doi":["10.1093/nsr/nwaa148"]}}