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Interplay Between Time and Energy in Bosonic Noisy Quantum Metrology

Journal Article · · PRX Quantum
 [1];  [2];  [3];  [4];  [5]
  1. Istituto Nazionale di Fisica Nucleare (INFN), Pavia (Italy)
  2. Scuola Normale Superiore (SNS), Pisa (Italy)
  3. National Research Council (CNR), Rome (Italy); Sapienza Univ., Rome (Italy)
  4. Aalto Univ. (Finland); Univ. of Pavia (Italy)
  5. Istituto Nazionale di Fisica Nucleare (INFN), Pavia (Italy); Univ. of Pavia (Italy)

Quantum entanglement and coherence often allow for protocols that outperform classical ones in estimating a system’s parameter. When using infinite-dimensional probes (such as a bosonic mode), one could, in principle, obtain infinite precision in a finite time for both classical and quantum protocols, which makes it hard to quantify potential quantum advantage. However, such a situation is unphysical, as it would require infinite resources, so one needs to impose some additional constraint: typically the average energy employed by the probe is finite. Here we treat both energy and time as a resource, showing that, in the presence of noise, there is a nontrivial interplay between the average energy and the time devoted to the estimation. Our results are valid for the most general metrological schemes (e.g., adaptive schemes, which may involve entanglement with external ancillae or any kind of continuous measurement). We apply recently derived precision bounds for all parameters characterizing the paradigmatic case of a bosonic mode, subject to Lindbladian noise. We show how the time employed in the estimation should be partitioned in order to achieve the best possible precision. In most cases, the optimal performance may be obtained without the necessity of adaptivity or entanglement with ancilla. We compare results with classical strategies. Interestingly, for temperature estimation, applying a fast-prepare-and-measure protocol with Fock states provides better scaling with the number of photons than any classical strategy.

Research Organization:
Fermi National Accelerator Laboratory (FNAL), Batavia, IL (United States)
Sponsoring Organization:
USDOE Office of Science (SC), High Energy Physics (HEP)
Grant/Contract Number:
89243024CSC000002; AC02-07CH11359
OSTI ID:
2497828
Report Number(s):
FERMILAB-PUB--24-0894-SQMS-V; oai:inspirehep.net:2835144; arXiv:2409.18791
Journal Information:
PRX Quantum, Journal Name: PRX Quantum Journal Issue: 2 Vol. 6; ISSN 2691-3399
Publisher:
American Physical Society (APS)Copyright Statement
Country of Publication:
United States
Language:
English

References (75)

Quantum Optics book January 2008
Quantum detection and estimation theory journal January 1969
Comparison Between the Cramer-Rao and the Mini-max Approaches in Quantum Channel Estimation journal April 2011
Attaining the Ultimate Precision Limit in Quantum State Estimation journal April 2019
Quantum Limits in Optical Interferometry book January 2015
Parameter estimation and system identification for continuously-observed quantum systems journal January 2022
Classes of Gaussian states for squeezing estimation journal April 2024
Squeezed states of light and their applications in laser interferometers journal April 2017
The elusive Heisenberg limit in quantum-enhanced metrology journal January 2012
Advances in quantum metrology journal March 2011
General framework for estimating the ultimate precision limit in noisy quantum-enhanced metrology journal March 2011
Achieving the Heisenberg limit in quantum metrology using quantum error correction journal January 2018
Observation of a quantum phase transition in the quantum Rabi model with a single trapped ion journal February 2021
Ultimate precision limit of noise sensing and dark matter search journal March 2023
Quantum-enhanced dark matter detection with in-cavity control: mitigating the Rayleigh curse journal March 2025
Advances in photonic quantum sensing journal November 2018
Collective quantum enhancement in critical quantum sensing journal February 2025
Fundamental limits to frequency estimation: a comprehensive microscopic perspective journal May 2018
Noisy atomic magnetometry in real time journal December 2021
Probe thermometry with continuous measurements journal December 2023
Operational significance of nonclassicality in nonequilibrium Gaussian quantum thermometry journal February 2024
A fibre bundle over manifolds of quantum channels and its application to quantum statistics journal May 2008
Quantum metrology from a quantum information science perspective journal October 2014
Gaussian quantum estimation of the loss parameter in a thermal environment journal August 2022
Optimal estimation of pure states with displaced-null measurements journal June 2024
Critical quantum metrology with fully-connected models: from Heisenberg to Kibble–Zurek scaling journal May 2022
Optimal quantum metrology of two-photon absorption journal May 2024
Asymptotic Theory of Quantum Channel Estimation journal March 2021
Optimal Quantum Thermometry with Coarse-Grained Measurements journal May 2021
Criticality-Enhanced Quantum Sensing via Continuous Measurement journal March 2022
Two-photon-absorption measurements in the presence of single-photon losses journal October 2022
Invasiveness of nonequilibrium pure-dephasing quantum thermometry journal December 2023
Temperature-enhanced critical quantum metrology journal May 2024
Universal time scalings of sensitivity in Markovian quantum metrology journal February 2025
Macroscopically distinct quantum-superposition states as a bosonic code for amplitude damping journal April 1999
State estimation for large ensembles journal March 2000
Entanglement by a beam splitter: Nonclassicality as a prerequisite for entanglement journal February 2002
Optimal estimation of losses at the ultimate quantum limit with non-Gaussian states journal April 2009
Universality of the Heisenberg limit for estimates of random phase shifts journal April 2012
Enhanced estimation of loss in the presence of Kerr nonlinearity journal May 2016
Bounding the quantum limits of precision for phase estimation with loss and thermal noise journal December 2017
Sub-Heisenberg Estimation Strategies Are Ineffective journal May 2012
Quantum Measurement Bounds beyond the Uncertainty Relations journal June 2012
Quantum Metrology in Non-Markovian Environments journal December 2012
Quantum Speed Limits in Open System Dynamics journal January 2013
Hardware-Efficient Autonomous Quantum Memory Protection journal September 2013
Using Entanglement Against Noise in Quantum Metrology journal December 2014
Individual Quantum Probes for Optimal Thermometry journal June 2015
Ultimate Precision of Adaptive Noise Estimation journal March 2017
π -Corrected Heisenberg Limit journal January 2020
Critical Quantum Metrology with a Finite-Component Quantum Phase Transition journal March 2020
Quantum Optical Metrology of Correlated Phase and Loss journal April 2020
Noisy Quantum Metrology Enhanced by Continuous Nondemolition Measurement journal November 2020
Searching for Dark Matter with a Superconducting Qubit journal April 2021
Quantum Metrology of Noisy Spreading Channels journal December 2022
Measurement Noise Susceptibility in Quantum Estimation journal April 2023
Using Adaptiveness and Causal Superpositions Against Noise in Quantum Metrology journal August 2023
Stimulated Emission of Signal Photons from Dark Matter Waves journal April 2024
Optimality and Noise Resilience of Critical Quantum Sensing journal July 2024
Wave-function approach to dissipative processes in quantum optics journal February 1992
Improvement of Frequency Standards with Quantum Entanglement journal November 1997
Quantum Metrology journal January 2006
Optimal Quantum Estimation of Loss in Bosonic Channels journal April 2007
Quantum sensing of open systems: Estimation of damping constants and temperature journal September 2020
Quantum metrology of two-photon absorption journal September 2021
Designing optimal protocols in Bayesian quantum parameter estimation with higher-order operations journal June 2024
Adaptive Quantum Metrology under General Markovian Noise journal October 2017
Quantum sensing journal July 2017
Quantum metrology with nonclassical states of atomic ensembles journal September 2018
Sample-optimal tomography of quantum states journal January 2017
Quantum-Enhanced Measurements: Beating the Standard Quantum Limit journal November 2004
Local Asymptotic Normality and Optimal Estimation for D-Dimensional Quantum Systems conference August 2008
Quantum Estimation for Quantum Technology journal January 2009
Kramers–Kronig relations and precision limits in quantum phase estimation journal December 2021
Optimal nonequilibrium thermometry in Markovian environments journal December 2022

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