Bounds on adaptive quantum metrology under Markovian noise

We analyze the problem of estimating a scalar parameter g that controls the Hamiltonian of a quantum system subject to Markovian noise. Specifically, we place bounds on the growth rate of the quantum Fisher information with respect to g, in terms of the Lindblad operators and the g derivative of the...

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Bibliographic Details
Main Authors: Kianna Wan, Robert Lasenby
Format: Article
Language:English
Published: American Physical Society 2022-08-01
Series:Physical Review Research
Online Access:http://doi.org/10.1103/PhysRevResearch.4.033092