First LIGO search for gravitational wave bursts from cosmic (super)strings (2009)
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We report on a matched-filter search for gravitational wave bursts from cosmic string cusps using LIGO data from the fourth science run (S4) which took place in February and March 2005. No...
Searches for gravitational waves from known pulsars with S5 LIGO data (2009)
Collaboration, The LIGO Scientific, Abbott, R., Acernese, F., Adhikari, R., Ajith, P., ...
We present a search for gravitational waves from 116 known millisecond and young pulsars using data from the fifth science run of the LIGO detectors. For this search ephemerides overlapping the run...
Search for gravitational wave ringdowns from perturbed black holes in LIGO S4 data (2009)
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
According to general relativity a perturbed black hole will settle to a stationary configuration by the emission of gravitational radiation. Such a perturbation will occur, for example, in the...
Collaboration, LIGO Scientific, Abbott, R., Acernese, F., Adhikari, R., Ajith, P., ...
We present the results of a search for gravitational-wave bursts associated with 137 gamma-ray bursts (GRBs) that were detected by satellite-based gamma-ray experiments during the fifth LIGO science...
Stacked Search for Gravitational Waves from the 2006 SGR 1900+14 Storm (2009)
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We present the results of a LIGO search for short-duration gravitational waves (GWs) associated with the 2006 March 29 SGR 1900+14 storm. A new search method is used, "stacking" the GW data around...
Abbott, B. P., Abbott, R., Adhikari, R., Ajith , P., Allen, B., Allen, G., ...
We report on a search for gravitational waves from coalescing compact binaries, of total mass between 2 and 35M_☉, using LIGO observations between November 14, 2006 and May 18, 2007. No...
Einstein@Home search for periodic gravitational waves in early S5 LIGO data (2009)
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
This paper reports on an all-sky search for periodic gravitational waves from sources such as deformed isolated rapidly spinning neutron stars. The analysis uses 840 hours of data from 66 days of the...
Observation of a kilogram-scale oscillator near its quantum ground state (2009)
Abbott, B., Abbott, R., Adhikari, R., Ajith, P., Allen , B., Allen, G., ...
We introduce a novel cooling technique capable of approaching the quantum ground state of a kilogram-scale system—an interferometric gravitational wave detector. The detectors of the Laser...
LIGO: the Laser Interferometer Gravitational-Wave Observatory (2009)
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P, Allen, B., Allen, G., ...
The goal of the Laser Interferometric Gravitational-Wave Observatory (LIGO) is to detect and study gravitational waves (GWs) of astrophysical origin. Direct detection of GWs holds the promise of...
A Catalog of Near Infrared Spectra from Type Ia Supernovae (2009)
Marion, G. H., Hoeflich, P., Gerardy, C. L., Vacca, W. D., Wheeler, J. C., Robinson, E. L.
We present forty-one near infrared (NIR, 0.7-2.5 microns) spectra from normal Type Ia supernovae (SNe Ia) obtained at epochs ranging from fourteen days before to seventy-five days with respect to the...
All-Sky LIGO Search for Periodic Gravitational Waves in the Early Fifth-Science-Run Data (2009)
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We report on an all-sky search with the LIGO detectors for periodic gravitational waves in the frequency range 50–1100 Hz and with the frequency’s time derivative in the range -5 x 10^(-9)–0...
Einstein@Home search for periodic gravitational waves in LIGO S4 data (2009)
Abbott, B., Abbott, R., Adhikari, R., Ajith, P, Allen, B., Allen, G., ...
A search for periodic gravitational waves, from sources such as isolated rapidly spinning neutron stars, was carried out using 510 h of data from the fourth LIGO science run (S4). The search was for...
The Einstein@Home search for periodic gravitational waves in LIGO S4 data (2009)
Abbott, B., Abbott, R., Adhikari, R., Ajith, P., Allen, Bruce, Allen, Gabrielle, ...
A search for periodic gravitational waves, from sources such as isolated rapidly-spinning neutron stars, was carried out using 510 hours of data from the fourth LIGO science run (S4). The search was...
All-sky LIGO search for periodic gravitational waves in the early fifth-science-run data. (2009)
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We report on an all-sky search with the LIGO detectors for periodic gravitational waves in the frequency range 50-1100 Hz and with the frequency's time derivative in the range -5 x 10{-9}-0 Hz s{-1}....
An upper limit on the stochastic gravitational-wave background of cosmological origin (2009)
Abbott, B. P., Abbott, R., Acernese, F., Adhikari, R., Ajith, P., Allen, B., ...
A stochastic background of gravitational waves is expected to arise from a superposition of a large number of unresolved gravitational-wave sources of astrophysical and cosmological origin. It should...
LIGO: the Laser Interferometer Gravitational-Wave Observatory (2009)
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
The goal of the Laser Interferometric Gravitational-Wave Observatory (LIGO) is to detect and study gravitational waves (GWs) of astrophysical origin. Direct detection of GWs holds the promise of...
Observation of a kilogram-scale oscillator near its quantum ground state (2009)
Abbott, B., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We introduce a novel cooling technique capable of approaching the quantum ground state of a kilogram-scale system-an interferometric gravitational wave detector. The detectors of the Laser...
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We have searched for gravitational waves from coalescing low mass compact binary systems with a total mass between 2M(circle dot) and 35M(circle dot) and a minimum component mass of 1M(circle dot)...
Stacked Search for Gravitational Waves from the 2006 SGR 1900+14 Storm (2009)
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We present the results of a LIGO search for short-duration gravitational waves (GWs) associated with the 2006 March 29 SGR 1900+14 storm. A new search method is used, "stacking" the GW data around...
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We have searched for gravitational waves from coalescing low mass compact binary systems with a total mass between 2M/sub o/ and 35M/sub o/ and a minimum component mass of 1M/sub o/ using data from...
The Einstein@Home search for periodic gravitational waves in early S5 LIGO data (2009)
Abbott, B., Abbott, R., Adhikari, R., Ajith, P., Allen, Bruce, Allen, Gabrielle, ...
This paper reports on an all-sky search for periodic gravitational waves from sources such as deformed isolated rapidly spinning neutron stars. The analysis uses 840 hours of data from 66 days of the...
Abbott, B. P., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We have searched for gravitational waves from coalescing low mass compact binary systems with a total mass between 2M_([sun]) and 35Mz-([sun]) and a minimum component mass of 1M_([sun]) using data...
Search for Gravitational-Wave Bursts from Soft Gamma Repeaters (2008)
Abbott, B., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
We present a LIGO search for short-duration gravitational waves (GWs) associated with soft gamma ray repeater (SGR) bursts. This is the first search sensitive to neutron star f modes, usually...
Implications for the origin of GRB 070201 from LIGO observations (2008)
Abbott, B., Abbott, R., Adhikari, R., Agresti, J., Ajith, P., Allen, B., ...
We analyzed the available LIGO data coincident with GRB 070201, a short-duration, hard-spectrum γ-ray burst (GRB) whose electromagnetically determined sky position is coincident with the spiral arms...
Report on the second Mock LISA data challenge (2008)
Babak, S., Baker, J. G., Benacquista, M. J., Cornish, N. J., Crowder, J., Cutler, C., ...
The Mock LISA data challenges are a program to demonstrate LISA data-analysis capabilities and to encourage their development. Each round of challenges consists of several data sets containing...
Astrophysically triggered searches for gravitational waves: status and prospects (2008)
Abbott, B., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
In gravitational-wave detection, special emphasis is put onto searches that focus on cosmic events detected by other types of astrophysical observatories. The astrophysical triggers, e.g. from γ-ray...
A joint search for gravitational wave bursts with AURIGA and LIGO (2008)
Baggio, L., Bignotto, M., Bonaldi, M., Cerdonio, M., De Rosa, M., Falferi, P., ...
The first simultaneous operation of the AURIGA detector and the LIGO observatory was an opportunity to explore real data, joint analysis methods between two very different types of gravitational wave...
Implications for the origin of GRB 070201 from LIGO observations (2008)
Abbott, B., Abbott, R., Adhikari, R., Agresti, Juri, Ajith, P., Allen, Bruce, ...
We analyzed the available LIGO data coincident with GRB 070201, a short-duration, hard-spectrum gamma-ray burst (GRB) whose electromagnetically determined sky position is coincident with the spiral...
Astrophysically triggered searches for gravitational waves: status and prospects (2008)
Abbott, B., Abbott, R., Adhikari, R., Ajith, P., Allen, Bruce, Allen, Gabrielle, ...
In gravitational-wave detection, special emphasis is put onto searches that focus on cosmic events detected by other types of astrophysical observatories. The astrophysical triggers, e. g. from...
A joint search for gravitational wave bursts with AURIGA and LIGO (2008)
Baggio, L., Bignotto, M., Bonaldi, M., Cerdonio, M., De Rosa, M., Falferi, P., ...
The first simultaneous operation of the AURIGA detector(63) and the LIGO observatory(64) was an opportunity to explore real data, joint analysis methods between two very different types of...
Abbott, B., Abbott, R., Adhikari, R., Agresti, Juri, Ajith, P., Allen, Bruce, ...
We present the results of a search for short-duration gravitational-wave bursts associated with 39 gamma-ray bursts (GRBs) detected by gamma-ray satellite experiments during LIGO's S2, S3, and S4...
Search for gravitational waves from binary inspirals in S3 and S4 LIGO data (2008)
Abbott, B., Abbott, R., Adhikari, R., Agresti, Juri, Ajith, P., Allen, Bruce, ...
We report on a search for gravitational waves from the coalescence of compact binaries during the third and fourth LIGO science runs. The search focused on gravitational waves generated during the...
All-sky search for periodic gravitational waves in LIGO S4 data (2008)
Abbott, B., Abbott, R., Adhikari, R., Agresti, Juri, Ajith, P., Allen, Bruce, ...
We report on an all-sky search with the LIGO detectors for periodic gravitational waves in the frequency range 50-1000 Hz and with the frequency's time derivative in the range -1 x 10(-8) Hz s(-1) to...
Abbott, B., Abbott, R., Adhikari, R., Agresti, Juri, Ajith, P., Allen, Bruce, ...
We report on the methods and results of the first dedicated search for gravitational waves emitted during the inspiral of compact binaries with spinning component bodies. We analyze 788 hours of data...
Beating the spin-down limit on gravitational wave emission from the Crab pulsar (2008)
Abbott, B., Abbott, R., Adhikari, R., Ajith, P., Allen, Bruce, Allen, Gabrielle, ...
We present direct upper limits on gravitational wave emission from the Crab pulsar using data from the first 9 months of the fifth science run of the Laser Interferometer Gravitational-wave...
Beating the spin-down limit on gravitational wave emission from the Crab pulsar (2008)
Abbott, B., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
Submitted to Cornell University’s online archive www.arXiv.org in 2008 by Matthew Pitkin. Post-print sourced from www.arxiv.org.
Abbott, B., Abbott, R., Adhikari, R., Agresti, J., Ajith, P., Allen, B., ...
Submitted to Cornell University’s online archive www.arXiv.org in 2008. Post-print sourced from www.arxiv.org.
Implications for the origin of GRB 070201 from LIGO observations (2008)
Abbott, B., Abbott, R., Adhikari, R., Agresti, J., Ajith, P., Allen, B., ...
Submitted to Cornell University’s online archive www.arXiv.org in 2008 by Szabolcs M\'arka. Post-print sourced from www.arxiv.org.
Beating the spin-down limit on gravitational wave emission from the Crab pulsar (2008)
Abbott, B., Abbott, R., Adhikari, R., Ajith, P., Allen, B., Allen, G., ...
Submitted to Cornell University’s online archive www.arXiv.org in 2008 by Matthew Pitkin. Post-print sourced from www.arxiv.org.
Abbott, B., Abbott, R., Adhikari, R., Agresti, J., Ajith, P., Allen, B., ...
Submitted to Cornell University’s online archive www.arXiv.org in 2008. Post-print sourced from www.arxiv.org.
Search for Gravitational-Wave Bursts from Soft Gamma Repeaters (2008)
Abbott, B., Abbott, R., Adhikari, R., Ajith, P., Allen, Bruce, Allen, Gabrielle, ...
We present a LIGO search for short-duration gravitational waves (GWs) associated with soft gamma ray repeater (SGR) bursts. This is the first search sensitive to neutron star f modes, usually...
First joint search for gravitational-wave bursts in LIGO and GEO 600 data (2008)
Abbott, B., Abbott, R., Adhikari, R., Ajith, P., Allen, Bruce, Allen, Gabrielle, ...
We present the results of the first joint search for gravitational-wave bursts by the LIGO and GEO 600 detectors. We search for bursts with characteristic central frequencies in the band 768-2048 Hz...
Abbott, B., Abbott, R., Adhikari, R., Agresti, J., Ajith, P., Allen, B., ...
We report in the methods and results of the first dedicated search for gravitational waves emitted during the inspiral of compact binaries with spinning component bodies. We analyze 788 hours of data...
A joint search for gravitational wave bursts with AURIGA and LIGO (2008)
Baggio, L., Bignotto, M., Bonaldi, M., Cerdonio, M., De Rosa, M., Falferi, P., ...
The first simultaneous operation of the AURIGA detector(63) and the LIGO observatory(64) was an opportunity to explore real data, joint analysis methods between two very different types of...
A joint search for gravitational wave bursts with AURIGA and LIGO (2008)
Baggio, L, Bignotto, M, Bonaldi, M, Cerdonio, M, Rosa, M De, Falferi, P, ...
"The first simultaneous operation of the AURIGA detector and the LIGO observatory was an opportunity to explore real data, joint analysis methods between two very different types of gravitational...
Astrophysically triggered searches for gravitational waves: status and prospects (2008)
Abbott, B, Abbott, R, Adhikari, R, Ajith, P, Allen, B, Allen, G, ...
"In gravitational-wave detection, special emphasis is put onto searches that focus on cosmic events detected by other types of astrophysical observatories. The astrophysical triggers, e.g. from g-ray...
First joint search for gravitational-wave bursts in LIGO and GEO 600 data (2008)
Abbott, B, Abbott, R, Adhikari, R, Ajith, P, Allen, B, Allen, G, ...
"We present the results of the first joint search for gravitational-wave bursts by the LIGO and GEO 600 detectors. We search for bursts with characteristic central frequencies in the band 768-2048 Hz...
Search for gravitational-wave bursts in LIGO data from the fourth science run (2007)
Abbott, B, Abbott, R, Adhikari, R, Agresti, J, Ajith, P, Allen, B, ...
The fourth science run of the LIGO and GEO 600 gravitational-wave detectors, carried out in early 2005, collected data with significantly lower noise than previous science runs. We report on a search...
G. Fritz Benedict, Barbara E. Mcarthur, Otto G. Franz, L. H. Wasserman, E. Nelan, J. Lee, ...
With Hubble Space Telescope Fine Guidance Sensor 3 we have determined a parallax for the white dwarfÈM dwarf interacting binary, Feige 24. The white dwarf (DA) component has an e†ective...
W. Kollatschny, E. L. Robinson, W. F. Welsh
Astronomy & Astrophysics manuscript no. (will be inserted by hand later) Short-term emission line and continuum variations in Mrk 110
D. P. Schneider, Gary J. Hill, X. Fan, L. W. Ramsey, P. J. Macqueen, D. W. Weedman, ...
ABSTRACT. This paper describes spectra of quasar candidates acquired during the commissioning phase of the Low-Resolution Spectrograph of the Hobby-Eberly Telescope. The objects were identiÐed as...
Photometric Observations, J. S. Clark, A. S. Miroshnichenko, V. M. Larionov, V. M. Lyuty, R. I. Hynes, ...
Abstract. We present multiwavelength (optical, IR, radio) observations of CI Cam, the optical counterpart to the transient X-ray source XTE J0421+560. Pre-outburst quiescent observations reveal the...
C. S. Froning, E. L. Robinson, William F. Welsh, Janet H. Wood
We present near-infrared, H-band (1.45- 1.85 m) observations of the eclipsing dwarf nova, IP Peg, in quiescence. The light curves are composed of ellipsoidal variations from the late-type secondary...
The Hubbl, E Space, T El Escope, S. O. Kepler, E. L. Robinson, D. Koester, ...
We have obtained time-resolved ultraviolet spectroscopy for the pulsating DAV stars G226-29 and G185-32 and for the pulsating DBV star PG 1351]489 with the Hubble Space T elescope Faint Object...
Abbott, B., Abbott, R., Adhikari, R., Agresti, Juri, Ajith, P., Allen, Bruce, ...
Data from the LIGO Livingston interferometer and the ALLEGRO resonant bar detector, taken during LIGO's fourth science run, were examined for cross-correlations indicative of a stochastic...
Upper limit map of a background of gravitational waves (2007)
Abbott, B., Abbott, R., Adhikari, R., Agresti, Juri, Ajith, P., Allen, Bruce, ...
We searched for an anisotropic background of gravitational waves using data from the LIGO S4 science run and a method that is optimized for point sources. This is appropriate if, for example, the...
Upper limits on gravitational wave emission from 78 radio pulsars (2007)
Abbott, B., Abbott, R., Adhikari, R., Agresti, Juri, Ajith, P., Allen, Bruce, ...
Search for gravitational-wave bursts in LIGO data from the fourth science run (2007)
Abbott, B., Abbott, R., Adhikari, R., Agresti, Juri, Ajith, P., Allen, Bruce, ...
The fourth science run of the LIGO and GEO 600 gravitational-wave detectors, carried out in early 2005, collected data with significantly lower noise than previous science runs. We report on a search...
Abbott, B., Abbott, R., Adhikari, R., Agresti, Juri, Ajith, P., Allen, Bruce, ...
The Laser Interferometer Gravitational‐Wave Observatory (LIGO) has performed the fourth science run, S4, with significantly improved interferometer sensitivities with respect to previous runs....
Status of the LIGO detectors (2006)
Abbott, B., Abbott, R., Adhikari, R., Agresti, J., Ajith, P., Allen, B., ...
Copyright © Institute of Physics and IOP Publishing Limited 2006.
Status of the LIGO detectors (2006)
Abbott, B., Abbott, R., Adhikari, R., Agresti, J., Ajith, P., Allen, B., ...
Copyright © Institute of Physics and IOP Publishing Limited 2006.
An accout of a grizzly sow "" called ""Sylvia"" and her three cubs in the Old Faithful and Upper Geyser Basin in June 1961