2 papers
quant-ph2026
Quantum sensing of a quantum field
Ricard Ravell RodrÃguez, Martà Perarnau-Llobet, Pavel Sekatski
Estimating a classical parameter encoded in the Hamiltonian of a quantum probe is a fundamental and well-understood task in quantum metrology. A textbook example is the estimation…
quant-ph2025
Knowledge-dependent optimal Gaussian strategies for phase estimation
Ricard Ravell RodrÃguez, Simon Morelli
When estimating an unknown phase rotation of a continuous-variable system with homodyne detection, the optimal probe state strongly depends on the value of the estimated parameter.…