Squeezed light for advanced gravitational wave detectors and beyond

Oelker, E., Barsotti, L., Dwyer, S., Sigg, D. and Mavalvala, N. (2014) Squeezed light for advanced gravitational wave detectors and beyond. Optics Express, 22(17), pp. 21106-21121. (doi: 10.1364/OE.22.021106) (PMID:25321310)

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Abstract

Recent experiments have demonstrated that squeezed vacuum states can be injected into gravitational wave detectors to improve their sensitivity at detection frequencies where they are quantum noise limited. Squeezed states could be employed in the next generation of more sensitive advanced detectors currently under construction, such as Advanced LIGO, to further push the limits of the observable gravitational wave Universe. To maximize the benefit from squeezing, environmentally induced disturbances such as back scattering and angular jitter need to be mitigated. We discuss the limitations of current squeezed vacuum sources in relation to the requirements imposed by future gravitational wave detectors, and show a design for squeezed light injection which overcomes these limitations.

Item Type:Articles
Status:Published
Refereed:Yes
Glasgow Author(s) Enlighten ID:Oelker, Dr Eric
Authors: Oelker, E., Barsotti, L., Dwyer, S., Sigg, D., and Mavalvala, N.
College/School:College of Science and Engineering > School of Physics and Astronomy
Journal Name:Optics Express
Publisher:Optical Society of America
ISSN:1094-4087
ISSN (Online):1094-4087
Published Online:22 August 2014
Copyright Holders:Copyright © 2014 Optical Society of America
First Published:First published in Optics Express 22(17): 21106-21121
Publisher Policy:Reproduced in accordance with the publisher copyright policy

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