Enabling cryogenic gravitational wave detectors: growth of sapphire crystals with record low absorption in the near infrared-Reference-Cited by-同舟云学术

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Enabling cryogenic gravitational wave detectors: growth of sapphire crystals with record low absorption in the near infrared

Published:2024 Issue: Volume: Page:
ISSN:1466-8033
Container-title:CrystEngComm
language:en
Short-container-title:CrystEngComm

Author:

Aventin T.¹,Nehari A.¹,Forest D.²,Degallaix J.²,Dujardin C.¹^ORCID,Cagnoli G.¹,Lebbou K.¹^ORCID

Affiliation:

1. Institut Lumière Matière (ILM), UMR 5306 Université Lyon1-CNRS, Université de Lyon, Lyon 69622, Villeurbanne Cedex, France

2. LMA – CNRS/IN2P3 Laboratoire des Matériaux Avancés, 69100 Villeurbanne, France

Abstract

Sapphire was grown by Czochralski and ultra-low absorption (11 ppm cm−1) was achieved. The Fe2+–Fe3+ and Ti3+–Ti3+ pairs are crucial for the absorption at 1064 nm. The result is promised to grow large sapphire for the next generation of GW detector.

Publisher

Royal Society of Chemistry (RSC)

Link

http://pubs.rsc.org/en/content/articlepdf/2024/CE/D4CE00519H

Reference54 articles.

1. Observation of Gravitational Waves from a Binary Black Hole Merger

2. P. R.Saulson , Fundamentals of Interferometric Gravitational Wave Detectors , World Scientific Books , 2nd edn, 2017

3. Cosmological backgrounds of gravitational waves and eLISA/NGO: phase transitions, cosmic strings and other sources

4. V. N.Kurlov , Sapphire: Properties, Growth, and Applications, Encycl. Mater. Sci. Technol , 2001 , p. 8259

5. V.Pishchik , L. A.Lytvynov and E. R.Dobrovinskaya , Sapphire , Springer US , Boston, MA , 2009

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