Gravitational sensing with weak value based optical sensors

Andrew N. Jordan, Philippe Lewalle*, Jeff Tollaksen, John C. Howell

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

Using weak value amplification angular resolution limits, we theoretically investigate the gravitational sensing of objects. By inserting a force-sensing pendulum into a weak value interferometer, the optical response can sense accelerations to a few 10’s of zepto-g Hz - 1 / 2, with optical powers of 1 mW. We convert this precision into range and mass sensitivity, focusing in detail on simple and torsion pendula. Various noise sources present are discussed, as well as the necessary cooling that should be applied to reach the desired levels of precision.

Original languageEnglish
Pages (from-to)169-180
Number of pages12
JournalQuantum Studies: Mathematics and Foundations
Volume6
Issue number2
DOIs
StatePublished - 1 Jun 2019

Bibliographical note

Publisher Copyright:
© 2018, Chapman University.

Keywords

  • Gravimetry
  • Gravity gradiometer
  • Optical sensing
  • Weak value amplification

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