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Automatic Alignment system during the second science run of the Virgo interferometer

Accadia, T; Acernese, F; Antonucci, F; Astone, P; Ballardin, G; Barone, F; Barsuglia, M; Basti, A; Bauer, T.S.; Beker, M G; Rabeling, David


In this paper the performances of the Automatic Alignment sensing and control system in the Virgo gravitational wave detector, during the second scientific run from July 7th 2009 to January 8th 2010, are described. The accuracy of the angular control loops fulfills the original Virgo requirements, reaching the accuracy of a few nano-radians for the most critical angular degrees of freedom, and the control noise is below the Virgo design sensitivity in the whole detection band.

CollectionsANU Research Publications
Date published: 2011
Type: Journal article
Source: Astroparticle Physics
DOI: 10.1016/j.astropartphys.2010.10.005


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