Details
Originalsprache | Englisch |
---|---|
Aufsatznummer | 041403 |
Fachzeitschrift | Physical review letters |
Jahrgang | 131 |
Ausgabenummer | 4 |
Publikationsstatus | Veröffentlicht - 25 Juli 2023 |
Abstract
In this Letter, we present the design and performance of the frequency-dependent squeezed vacuum source that will be used for the broadband quantum noise reduction of the Advanced Virgo Plus gravitational-wave detector in the upcoming observation run. The frequency-dependent squeezed field is generated by a phase rotation of a frequency-independent squeezed state through a 285 m long, high-finesse, near-detuned optical resonator. With about 8.5 dB of generated squeezing, up to 5.6 dB of quantum noise suppression has been measured at high frequency while close to the filter cavity resonance frequency, the intracavity losses limit this value to about 2 dB. Frequency-dependent squeezing is produced with a rotation frequency stability of about 6 Hz rms, which is maintained over the long term. The achieved results fulfill the frequency dependent squeezed vacuum source requirements for Advanced Virgo Plus. With the current squeezing source, considering also the estimated squeezing degradation induced by the interferometer, we expect a reduction of the quantum shot noise and radiation pressure noise of up to 4.5 dB and 2 dB, respectively.
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in: Physical review letters, Jahrgang 131, Nr. 4, 041403, 25.07.2023.
Publikation: Beitrag in Fachzeitschrift › Artikel › Forschung › Peer-Review
}
TY - JOUR
T1 - Frequency-Dependent Squeezed Vacuum Source for the Advanced Virgo Gravitational-Wave Detector
AU - The Virgo Collaboration
AU - Acernese, F.
AU - Agathos, M.
AU - Ain, A.
AU - Albanesi, S.
AU - Alléné, C.
AU - Allocca, A.
AU - Amato, A.
AU - Amra, C.
AU - Andia, M.
AU - Andrade, T.
AU - Andres, N.
AU - Andrés-Carcasona, M.
AU - Andrić, T.
AU - Ansoldi, S.
AU - Antier, S.
AU - Apostolatos, T.
AU - Appavuravther, E. Z.
AU - Arène, M.
AU - Arnaud, N.
AU - Assiduo, M.
AU - Melo, S. Assis de Souza
AU - Astone, P.
AU - Aubin, F.
AU - Babak, S.
AU - Badaracco, F.
AU - Bagnasco, S.
AU - Baird, J.
AU - Baka, T.
AU - Ballardin, G.
AU - Baltus, G.
AU - Banerjee, B.
AU - Barneo, P.
AU - Barone, F.
AU - Barsuglia, M.
AU - Barta, D.
AU - Basti, A.
AU - Bawaj, M.
AU - Bazzan, M.
AU - Beirnaert, F.
AU - Bejger, M.
AU - Benedetto, V.
AU - Berbel, M.
AU - Bernuzzi, S.
AU - Bersanetti, D.
AU - Bertolini, A.
AU - Bhardwaj, U.
AU - Danilishin, S.
AU - Vahlbruch, H.
AU - Lück, H.
AU - Danzmann, K.
N1 - Funding Information: The authors gratefully acknowledge the support of the Max Planck Society, Leibniz Universität Hannover and Deutsche Forschungsgemeinschaft (DFG, German Research Foundation) through project Grant No. VA 1031/1-1 and Germany’s Excellence Strategy—EXC-2123 QuantumFrontiers—390837967 for the construction, installation, and operation of the squeezed light source. The authors gratefully acknowledge the Italian Istituto Nazionale di Fisica Nucleare (INFN), the French Centre National de la Recherche Scientifique (CNRS), and the Netherlands Organization for Scientific Research, for the construction and operation of the Virgo detector and the creation and support of the EGO consortium. The authors also gratefully acknowledge research support from these agencies as well as from the Spanish Agencia Estatal de Investigación, the Consellera d’Innovació, Universitats, Ciència i Societat Digital de la Generalitat Valenciana and the CERCA Programme Generalitat de Catalunya, Spain, the National Science Centre of Poland, the European Commission, the Hungarian Scientific Research Fund (OTKA), the French Lyon Institute of Origins (LIO), the Belgian Fonds de la Recherche Scientifique (FRS-FNRS), Actions de Recherche Concertées (ARC), Fonds Wetenschappelijk Onderzoek—Vlaanderen (FWO), Belgium, École Polytechnique, Japan Society for the Promotion of Science (Grant-in-Aid for Scientific Research No. 21H04476) and the Institute for Cosmic Ray Research (ICRR) and the LabEx UnivEarthS (ANR-10-LABX-0023 and ANR-18-IDEX-0001).
PY - 2023/7/25
Y1 - 2023/7/25
N2 - In this Letter, we present the design and performance of the frequency-dependent squeezed vacuum source that will be used for the broadband quantum noise reduction of the Advanced Virgo Plus gravitational-wave detector in the upcoming observation run. The frequency-dependent squeezed field is generated by a phase rotation of a frequency-independent squeezed state through a 285 m long, high-finesse, near-detuned optical resonator. With about 8.5 dB of generated squeezing, up to 5.6 dB of quantum noise suppression has been measured at high frequency while close to the filter cavity resonance frequency, the intracavity losses limit this value to about 2 dB. Frequency-dependent squeezing is produced with a rotation frequency stability of about 6 Hz rms, which is maintained over the long term. The achieved results fulfill the frequency dependent squeezed vacuum source requirements for Advanced Virgo Plus. With the current squeezing source, considering also the estimated squeezing degradation induced by the interferometer, we expect a reduction of the quantum shot noise and radiation pressure noise of up to 4.5 dB and 2 dB, respectively.
AB - In this Letter, we present the design and performance of the frequency-dependent squeezed vacuum source that will be used for the broadband quantum noise reduction of the Advanced Virgo Plus gravitational-wave detector in the upcoming observation run. The frequency-dependent squeezed field is generated by a phase rotation of a frequency-independent squeezed state through a 285 m long, high-finesse, near-detuned optical resonator. With about 8.5 dB of generated squeezing, up to 5.6 dB of quantum noise suppression has been measured at high frequency while close to the filter cavity resonance frequency, the intracavity losses limit this value to about 2 dB. Frequency-dependent squeezing is produced with a rotation frequency stability of about 6 Hz rms, which is maintained over the long term. The achieved results fulfill the frequency dependent squeezed vacuum source requirements for Advanced Virgo Plus. With the current squeezing source, considering also the estimated squeezing degradation induced by the interferometer, we expect a reduction of the quantum shot noise and radiation pressure noise of up to 4.5 dB and 2 dB, respectively.
UR - http://www.scopus.com/inward/record.url?scp=85167740170&partnerID=8YFLogxK
U2 - 10.1103/physrevlett.131.041403
DO - 10.1103/physrevlett.131.041403
M3 - Article
VL - 131
JO - Physical review letters
JF - Physical review letters
SN - 1079-7114
IS - 4
M1 - 041403
ER -