Literature DB >> 24322234

Cryogenic measurements of mechanical loss of high-reflectivity coating and estimation of thermal noise.

Massimo Granata, Kieran Craig, Gianpietro Cagnoli, Cécile Carcy, William Cunningham, Jérôme Degallaix, Raffaele Flaminio, Danièle Forest, Martin Hart, Jan-Simon Hennig, James Hough, Ian MacLaren, Iain William Martin, Christophe Michel, Nazario Morgado, Salim Otmani, Laurent Pinard, Sheila Rowan.   

Abstract

We report on low-frequency measurements of the mechanical loss of a high-quality (transmissivity T<5 ppm at λ(0)=1064 nm, absorption loss <0.5 ppm) multilayer dielectric coating of ion-beam-sputtered fused silica and titanium-doped tantala in the 10-300 K temperature range. A useful parameter for the computation of coating thermal noise on different substrates is derived as a function of temperature and frequency.

Entities:  

Year:  2013        PMID: 24322234     DOI: 10.1364/OL.38.005268

Source DB:  PubMed          Journal:  Opt Lett        ISSN: 0146-9592            Impact factor:   3.776


  1 in total

1.  Development of mirror coatings for gravitational-wave detectors.

Authors:  J Steinlechner
Journal:  Philos Trans A Math Phys Eng Sci       Date:  2018-05-28       Impact factor: 4.226

  1 in total

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