Auflistung nach Schlagwort "Gravitationswelle"

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  • Accurate and rapid gravitational waveform models for binary black hole coalescences 
    Setyawati, Yoshinta Eka (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2021-09-29)
    The first direct gravitational wave detection by LIGO and Virgo in 2015 marked the beginning of the gravitational wave astronomy era. Gravitational waves are an excellent tool to prove general relativity and unveil compact ...
  • All-sky search for gravitational-wave bursts in the second joint LIGO-Virgo run 
    Abadie, J.; Affeldt, Christoph; Allen, Bruce; Aufmuth, Peter; Aulbert, C.; Ballardin, G.; Bauchrowitz, J.; Bertolini, A.; Bock, O.; Bogan, C.; Born, Michael; Breyer, J.; Brinkmann, M.; Britzger, M.; Dahl, K.; Danzmann, Karsten; Di Palma, Irene; Eberle, Tobias; Fehrmann, H.; Frede, M.; Friedrich, Daniel; Goetz, E.; Goßler, S.; Graef, C.; Grote, Hartmut; Hewitson, M.; Kaufer, Henning; Kawazoe, F.; Khalaidovski, Alexander; Kim, H.; Kranz, O.; Kringel, V.; Kühn, G.; Kwee, P.; Lastzka, N.; Leong, J.R.; Lück, Harald; Machenschalk, Bernd; Mazzolo, G.; Mehmet, Moritz; Meier, Tobias; Mossavi, K.; Müller-Ebhard, H.; Pickenpack, M.; Pletsch, H.J.; Pöld, J.; Prijatelj, M.; Prix, R; Puncken, O.; Röver, C.; Rüdiger, A.; Salemi, F.; Schilling, R.; Schnabel, Roman; Schreiber, E.; Schulz, B.; Shaltev, M.; Steinlechner, J.; Steinlechner, S.; Tarabrin, S.P.; Taylor, J.R.; Thüring, A.; Vahlbruch, H.; Veltkamp, C.; Wanner, A.; Weinert, M.; Wessels, P.; Westphal, Tobias; Wette, K.; Willke, Benno; Winkelmann, L.; Winkler, W.; Wittel, H.; Yamamoto, K.; et al.; LIGO Scientific Collaboration; Virgo Collaboration (College Park, MD : American Physical Society, 2012)
    We present results from a search for gravitational-wave bursts in the data collected by the LIGO and Virgo detectors between July 7, 2009 and October 20, 2010: data are analyzed when at least two of the three LIGO-Virgo ...
  • All-sky search for periodic gravitational waves in the full S5 LIGO data 
    Abadie, J.; Affeldt, Christoph; Allen, Bruce; Aufmuth, Peter; Aulbert, C.; Ballardin, G.; Bauchrowitz, J.; Bertolini, A.; Bock, O.; Bogan, C.; Born, Michael; Breyer, J.; Brinkmann, M.; Britzger, M.; Dahl, K.; Danzmann, Karsten; Di Palma, Irene; Eberle, Tobias; Fehrmann, H.; Frede, M.; Friedrich, Daniel; Goetz, E.; Goßler, S.; Graef, C.; Grote, Hartmut; Hewitson, M.; Kaufer, Henning; Kawazoe, F.; Khalaidovski, Alexander; Kim, H.; Kranz, O.; Kringel, V.; Kühn, G.; Kwee, P.; Lastzka, N.; Leong, J.R.; Lück, Harald; Machenschalk, Bernd; Mazzolo, G.; Mehmet, Moritz; Meier, Tobias; Mossavi, K.; Müller-Ebhard, H.; Pickenpack, M.; Pletsch, H.J.; Pöld, J.; Prijatelj, M.; Prix, R; Puncken, O.; Röver, C.; Rüdiger, A.; Salemi, F.; Schilling, R.; Schnabel, Roman; Schreiber, E.; Schulz, B.; Shaltev, M.; Steinlechner, J.; Steinlechner, S.; Tarabrin, S.P.; Taylor, J.R.; Thüring, A.; Vahlbruch, H.; Veltkamp, C.; Wanner, A.; Weinert, M.; Wessels, P.; Westphal, Tobias; Wette, K.; Willke, Benno; Winkelmann, L.; Winkler, W.; Wittel, H.; Yamamoto, K.; et al.; LIGO Scientific Collaboration; Virgo Collaboration (College Park, MD : American Physical Society, 2012)
    We report on an all-sky search for periodic gravitational waves in the frequency band 50–800 Hz and with the frequency time derivative in the range of 0 through −6×10−9  Hz/s. Such a signal could be produced by a nearby ...
  • Anomalous optical surface absorption in nominally pure silicon samples at 1550 nm 
    Bell, Angus S.; Steinlechner, Jessica; Martin, Iain W.; Craig, Kieran; Cunningham, William; Rowan, Shella; Hough, Jim; Schnabel, Roman; Khalaidovski, Alexander (Bristol : Institute of Physics Publishing, 2017)
    The announcement of the direct detection of gravitational waves (GW) by the LIGO and Virgo collaboration in February 2016 has removed any uncertainty around the possibility of GW astronomy. It has demonstrated that future ...
  • Binary Black Hole Mergers in the First Advanced LIGO Observing Run 
    Abbott, B.P.; Vahlbruch, H.; Willke, Benno; Wimmer, M.H.; Wittel, H.; et al.; LIGO Scientific Collaboration; Virgo Collaboration (College Park, MD : American Physical Society, 2016)
    The first observational run of the Advanced LIGO detectors, from September 12, 2015 to January 19, 2016, saw the first detections of gravitational waves from binary black hole mergers. In this paper, we present full results ...
  • Birefringence measurements on crystalline silicon 
    Krüger, Christoph; Heinert, Daniel; Khalaidovski, Alexander; Steinlechner, Jessica; Nawrodt, Ronny; Schnabel, Roman; Lück, Harald (London : Institute of Physics Publishing, 2015)
    Crystalline silicon has been proposed as a new test mass material in third generation gravitational wave detectors such as the Einstein telescope (ET). Birefringence can reduce the interferometric contrast and can produce ...
  • Blandford's argument: The strongest continuous gravitational wave signal 
    Knispel, B.; Allen, Bruce (College Park, MD : American Physical Society, 2008)
    For a uniform population of neutron stars whose spin-down is dominated by the emission of gravitational radiation, an old argument of Blandford states that the expected gravitational-wave amplitude of the nearest source ...
  • Building blocks for future detectors: Silicon test masses and 1550 nm laser light 
    Schnabel, Roman; Britzger, M.; Brückner, F.; Burmeister, O.; Danzmann, Karsten; Dück, J.; Eberle, Tobias; Friedrich, Daniel; Lück, Harald; Mehmet, Moritz; Nawrodt, Ronny; Steinlechner, S.; Willke, Benno (Bristol : IOP Publishing Ltd., 2010)
    Current interferometric gravitational wave detectors use the combination of quasi-monochromatic, continuous-wave laser light at 1064 nm and fused silica test masses at room temperature. Detectors of the third generation, ...
  • Characterization of transient noise in Advanced LIGO relevant to gravitational wave signal GW150914 
    Abbott, B.P.; Abbott, R.; Abbott, T.D.; Abernathy, M.R.; Acernese, F.; et al.; LIGO Scientific Collaboration; Virgo Collaboration (Bristol : IOP Publishing Ltd., 2016)
    On 14 September 2015, a gravitational wave signal from a coalescing black hole binary system was observed by the Advanced LIGO detectors. This paper describes the transient noise backgrounds used to determine the significance ...
  • Commissioning of the tuned DC readout at GEO 600 
    Degallaix, J.; Grote, Hartmut; Prijatelj, M.; Hewitson, M.; Hild, S.; Affeldt, Christoph; Freise, A.; Leong, J.; Lück, Harald; Strain, Kenneth A.; Wittel, H.; Willke, Benno; Danzmann, Karsten (Bristol : IOP Publishing Ltd., 2010)
    Recent experimental results from GEO600 operating with a DC readout and a tuned signal recycling cavity are reported. Compared to the S5/Astrowatch setup, two major changes in the configuration have been implemented: the ...
  • Comparing interferometry techniques for multi-degree of freedom test mass readout 
    Isleif, Katharina-Sophie; Gerberding, Oliver; Mehmet, Moritz; Schwarze, Thomas S.; Heinzel, Gerhard; Danzmann, Karsten (Bristol : Institute of Physics Publishing, 2016)
    Laser interferometric readout systems with 1pm √Hz precision over long time scales have successfully been developed for LISA and LISA Pathfinder. Future gravitational physics experiments, for example in the fields of ...
  • Comprehensive all-sky search for periodic gravitational waves in the sixth science run LIGO data 
    Abbott, B.P.; Allen, Bruce; Aufmuth, Peter; Bisht, A.; Danzmann, Karsten; Denker, T.; Heurs, M.; Kaufer, S.; Krueger, C.; Lough, J.D.; Lück, Harald; Sawadsky, A.; Schütte, D.; Steinmeyer, D.; Vahlbruch, H.; Willke, Benno; Wimmer, M.H.; Wittel, H.; et al.; LIGO Scientific Collaboration; Virgo Collaboration (College Park, MD : American Physical Society, 2016)
    We report on a comprehensive all-sky search for periodic gravitational waves in the frequency band 100–1500 Hz and with a frequency time derivative in the range of [−1.18,+1.00]×10−8  Hz/s. Such a signal could be produced ...
  • Constraints on cosmic strings from the ligo-virgo gravitational-wave detectors 
    Aasi, J.; Allen, Bruce; Ast, Stefan; Aufmuth, Peter; Danzmann, Karsten; Kaufer, S.; Lück, Harald; Meier, Tobias; Schnabel, R.; Vahlbruch, H.; Willke, Benno; et al.; LIGO Scientific Collaboration; Virgo Collaboration (College Park, MD : American Physical Society, 2014)
    Cosmic strings can give rise to a large variety of interesting astrophysical phenomena. Among them, powerful bursts of gravitational waves (GWs) produced by cusps are a promising observational signature. In this Letter we ...
  • Construction of an optical test-bed for eLISA 
    Lieser, Maike; Fitzsimons, E.; Isleif, Katharina-Sophie; Killow, C.; Perreur-Lloyd, M.; Robertson, D.; Schuster, S.; Tröbs, Michael; Veith, S.; Ward, H.; Heinzel, Gerhard; Danzmann, Karsten (Bristol : Institute of Physics Publishing, 2016)
    In the planned eLISA mission a key part of the system is the optical bench that holds the interferometers for reading out the inter-spacecraft distance and the test mass position. We report on ongoing technology development ...
  • Continuous gravitational waves from isolated Galactic neutron stars in the advanced detector era 
    Wade, Leslie; Siemens, X.; Kaplan, D.L.; Knispel, B.; Allen, Bruce (College Park, MD : American Physical Society, 2012)
    We consider a simulated population of isolated Galactic neutron stars. The rotational frequency of each neutron star evolves through a combination of electromagnetic and gravitational-wave emission. The magnetic field ...
  • Control and automatic alignment of the output mode cleaner of GEO 600 
    Prijatelj, M.; Grote, Hartmut; Degallaix, J.; Hewitson, M.; Hild, S.; Affeldt, Christoph; Freise, A.; Leong, J.; Lück, Harald; Strain, Kenneth A.; Wittel, H.; Willke, Benno; Danzmann, Karsten (Bristol : IOP Publishing Ltd., 2010)
    The implementation of a mode cleaner at the output port of the GEO 600 gravitational wave detector will be part of the upcoming transition from GEO 600 to GEO-HF. Part of the transition will be the move from a heterodyne ...
  • Coupling of relative intensity noise and pathlength noise to the length measurement in the optical metrology system of LISA Pathfinder 
    Wittchen, A.; et al.; LPF Collaboration (Bristol : Institute of Physics Publishing, 2017)
    LISA Pathfinder is a technology demonstration mission for the space-based gravitational wave observatory, LISA. It demonstrated that the performance requirements for the interferometric measurement of two test masses in ...
  • Design of a speed meter interferometer proof-of-principle experiment 
    Gräf, Christian; Barr, B.W.; Bell, A.S.; Campbell, F.; Cumming, A.V.; Danilishin, S.L.; Gordon, N.A.; Hammond, G.D.; Hennig, J.; Houston, E.A.; Huttner, S.H.; Jones, R.A.; Leavey, Sean S.; Lück, Harald; Macarthur, J.; Marwick, M.; Rigby, S.; Schilling, R.; Sorazu, B.; Spencer, A.; Steinlechner, S.; Strain, Kenneth A.; Hild, Stefan (Bristol : IOP Publishing Ltd., 2014-11-07)
    The second generation of large scale interferometric gravitational wave (GW) detectors will be limited by quantum noise over a wide frequency range in their detection band. Further sensitivity improvements for future ...
  • Designs of the frequency reference cavity for the AEI 10 m Prototype interferometer 
    Kawazoe, Fumiko; Taylor, John Robert; Bertolini, Alessandro; Born, Michael; Chen, Yanbei; Dahl, Katrin; Gering, Daniel; Goßler, Stefan; Gräf, Christian; Heinzel, Gerhard; Hild, Stefan; Kranz, Oliver; Kühn, Gerrit; Lück, Harald; Mossavi, Kasem; Schnabel, Roman; Somiya, Kentaro; Strain, Kenneth A.; Wanner, Alexander; Westphal, Tobias; Willke, Benno; Danzmann, Karsten (Bristol : IOP Publishing Ltd., 2010)
    The AEI 10 m Prototype is in its designing phase and will provide a test-bed for very sensitive interferometric experiments, such as the sub-SQL interferometer. It will test new techniques to reach - and even surpass - the ...
  • Development of a novel alignment sensing and control technique for the output mode cleaner at GEO600 
    Bisht, Aparna (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2020)
    We are in the era of multi-messenger astronomy, with gravitational wave detectors playing a pivotal role. All current long-baseline detectors are advanced versions of the basic Michelson interferometer. One of them is ...