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[PDF] Top 20 Limits on gravitational-wave emission from selected pulsars using LIGO data

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Limits on gravitational-wave emission from selected pulsars using LIGO data

Limits on gravitational-wave emission from selected pulsars using LIGO data

... The limits reported here are still well above the indirect limits inferred from observed pulsar spin-down, where available ...our pulsars are in globular clusters, where local ... See full document

6

Limits on Gravitational Wave Emission from Selected Pulsars Using LIGO Data

Limits on Gravitational Wave Emission from Selected Pulsars Using LIGO Data

... Detectors.—LIGO comprises three detectors. Each de- tector is a power-recycled Michelson interferometer, with Fabry-Perot cavities in the long arms. A passing GW produces a time-varying differential strain in ... See full document

6

First Search for Gravitational Waves from Known Pulsars with Advanced LIGO

First Search for Gravitational Waves from Known Pulsars with Advanced LIGO

... cheap gravitational- wave searches over the length of our observation ...known pulsars have already been targeted us- ing data from the initial LIGO, Virgo, and GEO 600 de- ... See full document

19

First narrow band search for continuous gravitational waves from known pulsars in advanced detector data

First narrow band search for continuous gravitational waves from known pulsars in advanced detector data

... inferred from electromagnetic observa- ...known pulsars using data from the first observation run (O1) of the Advanced LIGO ... See full document

19

Narrow-band search for gravitational waves from known pulsars using the second LIGO observing run

Narrow-band search for gravitational waves from known pulsars using the second LIGO observing run

... The LIGO and Virgo Collaborations have already searched for this type of emission from known pulsars (both isolated and some in binaries) [11–19], for which accurate ephemerides were ...range ... See full document

20

Upper limits from the LIGO and TAMA detectors on the rate of gravitational-wave bursts

Upper limits from the LIGO and TAMA detectors on the rate of gravitational-wave bursts

... whitened using a linear predictor error filter ...filtered data by segmenting the data into 50% overlapping time intervals and Fourier ...are selected as black pixels, where p is the black ... See full document

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Narrow band search for gravitational waves from known pulsars using the second LIGO observing run

Narrow band search for gravitational waves from known pulsars using the second LIGO observing run

... The LIGO and Virgo Collaborations have already searched for this type of emission from known pulsars (both isolated and some in binaries) [11–19], for which accurate ephemerides were ...range ... See full document

20

First Search for Gravitational Waves from Known Pulsars with Advanced LIGO

First Search for Gravitational Waves from Known Pulsars with Advanced LIGO

... these pulsars provide constraints on the contribution of gravitational-wave emission to the spin- down, under the assumption that the spin-down is due only to a combination of electromagnetic ... See full document

20

Directional limits on persistent gravitational waves using LIGO S5 science data

Directional limits on persistent gravitational waves using LIGO S5 science data

... Sco X-1 is a nearby (2.8 kpc) low-mass x-ray binary likely to include a neutron-star spun up through accretion. Its spin frequency is unknown. It has been suggested that the accretion torque is balanced by GW ... See full document

9

Searches for gravitational waves from known pulsars at two harmonics in 2015–2017 LIGO data

Searches for gravitational waves from known pulsars at two harmonics in 2015–2017 LIGO data

... Given the limited sensitivity of previous X-ray instrumenta- tion above ∼ 10 keV, estimates of nonthermal energy for stellar fl ares in the literature are currently lacking, particularly for YSOs. Studies on surveys of ... See full document

36

Comprehensive all-sky search for periodic gravitational waves in the sixth science run LIGO data

Comprehensive all-sky search for periodic gravitational waves in the sixth science run LIGO data

... by data condition- ing code and the analysis terminated before reaching universal statistic ...upper limits with veto turned off, we opted to simply exclude these bands, as the contamination would raise ... See full document

14

First search for long duration transient gravitational waves after glitches in the Vela and Crab pulsars

First search for long duration transient gravitational waves after glitches in the Vela and Crab pulsars

... GW data from the Advanced LIGO (aLIGO) sec- ond observing run (O2, December 2016 to August 2017), searching for transient GW signals lasting hours to months after two glitches observed from ... See full document

10

Upper limits on gravitational wave emission from 78 radio pulsars

Upper limits on gravitational wave emission from 78 radio pulsars

... deduced from the observed spin-down via ...which gravitational wave data, including upper limits, have a likely bearing on the nature of the neutron ... See full document

20

Upper limits on gravitational wave emission from 78 radio pulsars

Upper limits on gravitational wave emission from 78 radio pulsars

... results from the individual S3 and S4 runs along with results from the combined run, with and without GEO 600 included, are given in Appendix B in Tables III and ...600 data only provides comparable ... See full document

21

Searches for Gravitational Waves from Known Pulsars at Two Harmonics in 2015 2017 LIGO Data

Searches for Gravitational Waves from Known Pulsars at Two Harmonics in 2015 2017 LIGO Data

... particular pulsars, both of which are millisecond pulsars (MSPs), the gravitational-wave am- plitude limits are above the fiducial spin-down limit (see Appendix A and Equation ...eight ... See full document

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Gravitational Telescope

Gravitational Telescope

... Selected stations (Figure 3) are the main (primary) stations in the IMS CTBT, and they - one of the quietest stations on the Earth. Seismometers of these stations are installed at a depth 30-100 m in bedrock ... See full document

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Search for gravitational-wave bursts in LIGO data from the fourth science run

Search for gravitational-wave bursts in LIGO data from the fourth science run

... the LIGO interferometers has required several years of effort and was the primary activity through late ...short data collection runs was begun to establish operating procedures, test the detector systems ... See full document

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Directional limits on persistent gravitational waves using data from Advanced LIGO's first two observing runs

Directional limits on persistent gravitational waves using data from Advanced LIGO's first two observing runs

... strain data from the first (O1) and second (O2) observing runs of Advanced LIGO’s 4 km detectors in Hanford, Washington (H1) and Livingston, Louisiana ...O1 data set used here was collected ... See full document

15

Quantum correlation measurements in interferometric gravitational wave detectors

Quantum correlation measurements in interferometric gravitational wave detectors

... interferometric gravitational wave detectors, such as the Advanced Laser Interferometer Gravitational wave Observatory (LIGO), is limited by quantum shot noise, quantum radiation ... See full document

13

A joint search for gravitational wave bursts with AURIGA and LIGO

A joint search for gravitational wave bursts with AURIGA and LIGO

... the LIGO observatory was an opportunity to explore real data, joint analysis methods between two very different types of gravitational wave detectors: resonant bars and ...coincident ... See full document

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