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  Searches for Continuous Gravitational Waves from Nine Young Supernova Remnants [Erratum: 2015, ApJ, 813, 39]

The LIGO Scientific Collaboration, The Virgo Collaboration, Aasi, J., Abbott, B. P., Abbott, R., Abbott, T., et al. (2021). Searches for Continuous Gravitational Waves from Nine Young Supernova Remnants [Erratum: 2015, ApJ, 813, 39]. Astrophysical Journal, 918(2): 90. doi:10.3847/1538-4357/ac1f2d.

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Aasi_2021_ApJ_918_90.pdf (Verlagsversion), 690KB
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 Urheber:
The LIGO Scientific Collaboration, Autor              
The Virgo Collaboration, Autor              
Aasi, J., Autor
Abbott, B. P., Autor
Abbott, R., Autor
Abbott, T., Autor
Abernathy, M. R., Autor
Acernese, F., Autor
Ackley, K., Autor
Adams, C., Autor
Adams, T., Autor
Adams, T., Autor
Addesso, P., Autor
Adhikari, R. X., Autor
Adya, V.1, Autor
Affeldt, C.1, Autor           
Agathos, M., Autor
Agatsuma, K., Autor
Aggarwal, N., Autor
Aguiar, O. D., Autor
mehr..
Affiliations:
1Laser Interferometry & Gravitational Wave Astronomy, AEI-Hannover, MPI for Gravitational Physics, Max Planck Society, ou_24010              
2Observational Relativity and Cosmology, AEI-Hannover, MPI for Gravitational Physics, Max Planck Society, ou_24011              
3Astrophysical Relativity, AEI-Golm, MPI for Gravitational Physics, Max Planck Society, ou_24013              
4Astrophysical and Cosmological Relativity, AEI-Golm, MPI for Gravitational Physics, Max Planck Society, ou_1933290              

Inhalt

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Schlagwörter: Astrophysics, High Energy Astrophysical Phenomena, astro-ph.HE,General Relativity and Quantum Cosmology, gr-qc
 Zusammenfassung: We describe directed searches for continuous gravitational waves in data from
the sixth LIGO science data run. The targets were nine young supernova remnants
not associated with pulsars; eight of the remnants are associated with
non-pulsing suspected neutron stars. One target's parameters are uncertain
enough to warrant two searches, for a total of ten. Each search covered a broad
band of frequencies and first and second frequency derivatives for a fixed sky
direction. The searches coherently integrated data from the two LIGO
interferometers over time spans from 5.3-25.3 days using the matched-filtering
F-statistic. We found no credible gravitational-wave signals. We set 95%
confidence upper limits as strong (low) as $4\times10^{-25}$ on intrinsic
strain, $2\times10^{-7}$ on fiducial ellipticity, and $4\times10^{-5}$ on
r-mode amplitude. These beat the indirect limits from energy conservation and
are within the range of theoretical predictions for neutron-star ellipticities
and r-mode amplitudes.

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Sprache(n):
 Datum: 2021
 Publikationsstatus: Erschienen
 Seiten: Science summary available at http://www.ligo.org/science/Publication-S6DirectedSNR/index.php
 Ort, Verlag, Ausgabe: -
 Inhaltsverzeichnis: -
 Art der Begutachtung: -
 Identifikatoren: DOI: 10.3847/1538-4357/ac1f2d
 Art des Abschluß: -

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Titel: Astrophysical Journal
Genre der Quelle: Zeitschrift
 Urheber:
Affiliations:
Ort, Verlag, Ausgabe: Chicago, IL : University of Chicago Press for the American Astronomical Society
Seiten: - Band / Heft: 918 (2) Artikelnummer: 90 Start- / Endseite: - Identifikator: ISSN: 0004-637X
CoNE: https://pure.mpg.de/cone/journals/resource/954922828215_2