Coherent feedback enhanced quantum-dense metrology in a lossy environment

Quantum dense metrology (QDM) performs high-precision measurements by a two-mode entangled state created by an optical parametric amplifier ...

Source: Optics Express - March 22, 2024 Category: Physics Authors: Xinyun Liang Jie Zhao Yuhan Yan Wenfeng Huang Chun-Hua Yuan L. Q. Chen Source Type: research