Stabilizing temporal quantum-enhanced sensitivity via sub-optimal measurements

arXiv:2609.24805 · quant-ph · Submitted 2026-09-21 · Read on arXiv

quant-ph

Submitted: 2026-09-21

Updated: 2026-09-21

Comments: 4+9 pages, 4+4 figures. Comments are welcome!

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Trace — 8× in this paper · explained in 2 episodes
• Fisher Information — 7× in this paper · explained in 3 episodes
• Quantum Physics — 2× in this paper · explained in 10 episodes
• Adam — 1× in this paper · explained in 2 episodes
• Bayesian Inference — 1× in this paper · explained in 5 episodes
• Classical Fisher Information — 1× in this paper
• Core — 1× in this paper · explained in 2 episodes
• Entanglement — 1× in this paper · explained in 3 episodes
• Hilbert Space — 1× in this paper · explained in 2 episodes
• Kullback-Leibler (KL) Divergence — 1× in this paper · explained in 3 episodes
• Quantum Fisher Information — 1× in this paper
• Quantum Fisher Information (QFI) — 1× in this paper · explained in 13 episodes
• Robustness — 1× in this paper · explained in 5 episodes
• Scaling Laws — 1× in this paper · explained in 4 episodes

Sources

• Journey in quantum metrology and sensing from foundations to applications: a review
• Quantum Sensing with Nanoelectronics: Fisher Information for an Applied Perturbation
• Experimental Realization of Criticality-Enhanced Global Quantum Sensing via Non-Equilibrium Dynamics
• Enhanced multi-parameter metrology in dissipative Rydberg atom time crystals
• The Zero Set of a Real Analytic Function

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