Quantum-Enhanced Optomechanical Magnetometry

Jan Bilek, Bei-Bei Li, Ulrich Busk Hoff, Lars Madsen, Stefan Forstner, Varun Prakash, Clemens Schafermeier, Tobias Gehring, Warwick P. Bowen, Ulrik Lund Andersen

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review


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.
Original languageEnglish
Title of host publication2018 Conference on Lasers and Electro-Optics (CLEO)
Number of pages2
Publication date2018
ISBN (Print)978-1-5386-5733-1
ISBN (Electronic)978-1-943580-42-2
Publication statusPublished - 2018
Event2018 Conference on Lasers and Electro-Optics (CLEO) - San Jose Convention Center, San Jose, United States
Duration: 13 May 201818 May 2018


Conference2018 Conference on Lasers and Electro-Optics (CLEO)
LocationSan Jose Convention Center
Country/TerritoryUnited States
CitySan Jose


  • Magnetometers
  • Magnetic resonance
  • Probes
  • Toroidal magnetic fields
  • Magnetostriction
  • Sensitivity
  • Sensors


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