Further sensitivity improvements are required before advanced optical interferometers will be able to measure gravitational waves. A team has now shown that introducing quantum squeezing of light may help to detect these elusive waves.
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Andersen, U. Squeezing more out of LIGO. Nature Photon 7, 589–590 (2013). https://doi.org/10.1038/nphoton.2013.182
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DOI: https://doi.org/10.1038/nphoton.2013.182
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