Distributed quantum sensing Page 1 Quantum Science and Technology TOPICAL REVIEW
Distributed quantum sensing To cite this article: Zheshen Zhang and Quntao Zhuang 2021 …

Quantum metrology holds the promise of an early practical application of quantum
technologies, in which measurements of physical quantities can be made with much greater …

Quantum metrology is one of the most promising applications of quantum technologies. The
aim of this research field is the estimation of unknown parameters exploiting quantum …

The statistical error in any estimation can be reduced by repeating the measurement and
averaging the results. The central limit theorem implies that the reduction is proportional to …

Quantum metrology has many important applications in science and technology, ranging
from frequency spectroscopy to gravitational wave detection. Quantum mechanics imposes …

Nonclassical states of light find applications in enhancing the performance of optical
interferometric experiments, with notable example of gravitational-wave detectors. Still, the …

Quantum precision enhancement is of fundamental importance for the development of
advanced metrological optical experiments, such as gravitational wave detection and …

The estimation of parameters characterizing dynamical processes is central to science and
technology. The estimation error changes with the number N of resources employed in the …

Simultaneous estimation of multiple parameters in quantum metrological models is
complicated by factors relating to the (i) existence of a single probe state allowing for optimal …

We investigate the performance of entangled coherent states for quantum-enhanced phase
estimation. An exact analytical expression of quantum Fisher information is derived to show …