Quantum-Enhanced Optomechanical Magnetometry

By Bei-Bei Li, Jan Bílek, U. Hoff, L. Madsen, S. Forstner, Varun Prakash, Clemens Schäfermeier, Tobias Gehring, Warwick P. Bowen, Ulrik Lund Andersen. Conference on Lasers and Electro-Optics, 2018

161 citations recorded by the source corpus.

Quantum-enhanced measurements of magnetic fields are experimentally demonstrated using a microcavity optomechanical magnetometer and squeezed states of light. We attain an improvement of the magnetic field sensitivity of 20% using 2.2dB phase-squeezed states.

Subfields: Atomic and Molecular Physics, and Optics, Electrical and Electronic Engineering, Ocean Engineering

View Paper: https://www.semanticscholar.org/paper/e9f95cfe1e079cf4316f9d42011b5bfb3c4a2b4d

How researchers see this paper

The researchers whose trusted networks rank it highest, strongest advocate first. Every researcher gets a different order.

In Atomic and Molecular Physics, and Optics

1. Xiaoguang Wang
2. Haidong Yuan
3. Jing Liu
4. Xiao-Ming Lu

Citations in the corpus

• Quantum Fisher information matrix and multiparameter estimation (2019, background): “performances than the classical counterparts. Various physical systems have been used as quantum magnetometers, including but not limited to nitrogen-vacancy centers [177,178], optomechanical systems [179], and cold atoms [180]. A magnetic eld can be represented as a vector, B~= B(coscos˚;cossin˚;si”