Transmission Estimation at the Fundamental Limit with Bright Quantum States of Light
Timothy S. Woodworth, Carla Hermann-Avigliano, Kam Wai Clifford Chan, Alberto M. Marino · Quantum 2.0 Conference and Exhibition · 2022
Parameter estimation at the fundamental limit given by the quantum Cramér-Rao bound is an important milestone for quantum metrology. Here, we present experiments that saturate this bound for transmission estimation with a macroscopic quantum state.