{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["23(10)"],"submitter":["Ivanov PA"],"pubmed_abstract":["I propose a quantum metrology protocol for measuring frequencies and weak forces based on a periodic modulating quantum Jahn-Teller system composed of a single spin and two bosonic modes. I show that, in the first order of the frequency drive, the time-independent effective Hamiltonian describes spin-dependent interaction between the two bosonic modes. In the limit of high-frequency drive and low bosonic frequency, the quantum Jahn-Teller system exhibits critical behavior which can be used for high-precision quantum estimation. A major advantage of the scheme is the robustness of the system against spin decoherence, which allows it to perform parameter estimation with measurement time not limited by spin dephasing."],"journal":["Entropy (Basel, Switzerland)"],"pagination":["1333"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC8534368"],"repository":["biostudies-literature"],"pubmed_title":["Enhanced Parameter Estimation with Periodically Driven Quantum Probe."],"pmcid":["PMC8534368"],"pubmed_authors":["Ivanov PA"],"additional_accession":[]},"is_claimable":false,"name":"Enhanced Parameter Estimation with Periodically Driven Quantum Probe.","description":"I propose a quantum metrology protocol for measuring frequencies and weak forces based on a periodic modulating quantum Jahn-Teller system composed of a single spin and two bosonic modes. I show that, in the first order of the frequency drive, the time-independent effective Hamiltonian describes spin-dependent interaction between the two bosonic modes. In the limit of high-frequency drive and low bosonic frequency, the quantum Jahn-Teller system exhibits critical behavior which can be used for high-precision quantum estimation. A major advantage of the scheme is the robustness of the system against spin decoherence, which allows it to perform parameter estimation with measurement time not limited by spin dephasing.","dates":{"release":"2021-01-01T00:00:00Z","publication":"2021 Oct","modification":"2025-04-20T02:04:16.141Z","creation":"2025-04-20T02:04:16.141Z"},"accession":"S-EPMC8534368","cross_references":{"pubmed":["34682057"],"doi":["10.3390/e23101333"]}}