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Einstein@Home Searches for Gamma-ray Pulsars in the Inner Galaxy
C. J. Clark, M. Di Mauro, J. Wu +14
The Fermi Large Area Telescope (LAT) has revealed a mysterious extended excess of GeV gamma-ray emission around the Galactic Center, which can potentially be explained by unresolve…
New searches for continuous gravitational waves from seven fast pulsars
Anjana Ashok, Banafsheh Beheshtipour, Maria Alessandra Papa +6
We conduct searches for continuous gravitational waves from seven pulsars, that have not been targeted in continuous wave searches of Advanced LIGO data before. We target emission…
Discovery of a Gamma-ray Black Widow Pulsar by GPU-accelerated Einstein@Home
L. Nieder, C. J. Clark, D. Kandel +39
We report the discovery of 1.97 ms period gamma-ray pulsations from the 75 minute orbital-period binary pulsar now named PSR J1653-0158. The associated Fermi Large Area Telescope g…
Einstein@Home all-sky search for continuous gravitational waves in LIGO O2 public data
B. Steltner, M. A. Papa, H. -B. Eggenstein +7
We conduct an all-sky search for continuous gravitational waves in the LIGO O2 data from the Hanford and Livingston detectors. We search for nearly-monochromatic signals with frequ…
Einstein@Home Discovery of the Gamma-ray Millisecond Pulsar PSR J2039-5617 Confirms Its Predicted Redback Nature
C. J. Clark, L. Nieder, G. Voisin +19
The Fermi Large Area Telescope gamma-ray source 3FGL J2039.65618 contains a periodic optical and X-ray source that was predicted to be a "redback" millisecond pulsar (MSP) binar…
Einstein@Home discovers a radio-quiet gamma-ray millisecond pulsar
C. J. Clark, H. J. Pletsch, J. Wu +18
Millisecond pulsars (MSPs) are old neutron stars that spin hundreds of times per second and appear to pulsate as their emission beams cross our line of sight. To date, radio pulsat…
The Einstein@Home Gamma-Ray Pulsar Survey II. Source Selection, Spectral Analysis and Multi-wavelength Follow-up
J. Wu, C. J. Clark, H. J. Pletsch +23
We report on the analysis of 13 gamma-ray pulsars discovered in the Einstein@Home blind search survey using Fermi Large Area Telescope (LAT) Pass 8 data. The 13 new gamma-ray pulsa…
The Braking Index of a Radio-quiet Gamma-ray Pulsar
C. J. Clark, H. J. Pletsch, J. Wu +14
We report the discovery and timing measurements of PSR J1208-6238, a young and highly magnetized gamma-ray pulsar, with a spin period of 440 ms. The pulsar was discovered in gamma-…
Einstein@Home discovery of a Double-Neutron Star Binary in the PALFA Survey
P. Lazarus, P. C. C. Freire, B. Allen +29
We report here the Einstein@Home discovery of PSR J1913+1102, a 27.3-ms pulsar found in data from the ongoing Arecibo PALFA pulsar survey. The pulsar is in a 4.95-hr double neutron…
Timing of 29 Pulsars Discovered in the PALFA Survey
A. G. Lyne, B. W. Stappers, S. Bogdanov +33
We report on the discovery and timing observations of 29 distant long-period pulsars discovered in the ongoing Arecibo PALFA pulsar survey. Following discovery with the Arecibo Tel…
Search for transient gravitational waves in coincidence with short duration radio transients during 2007-2013
The LIGO Scientific Collaboration, the Virgo Collaboration, others +999
We present an archival search for transient gravitational-wave bursts in coincidence with 27 single pulse triggers from Green Bank Telescope pulsar surveys, using the LIGO, Virgo a…
PSR J1906+0722: An Elusive Gamma-ray Pulsar
C. J. Clark, H. J. Pletsch, J. Wu +117
We report the discovery of PSR J1906+0722, a gamma-ray pulsar detected as part of a blind survey of unidentified Fermi Large Area Telescope (LAT) sources being carried out on the v…
Einstein@Home Discovery of a PALFA Millisecond Pulsar in an Eccentric Binary Orbit
B. Knispel, A. G. Lyne, B. W. Stappers +37
We report the discovery of the millisecond pulsar (MSP) PSR J1950+2414 ( ms) in a binary system with an eccentric () 22-day orbit in Pulsar ALFA survey observations…
Methods and results of a search for gravitational waves associated with gamma-ray bursts using the GEO600, LIGO, and Virgo detectors
The LIGO Scientific Collaboration, the Virgo Collaboration, J. Aasi +889
In this paper we report on a search for short-duration gravitational wave bursts in the frequency range 64 Hz-1792 Hz associated with gamma-ray bursts (GRBs), using data from GEO60…
Search for gravitational waves associated with gamma-ray bursts detected by the InterPlanetary Network
The LIGO Scientific Collaboration, the Virgo Collaboration, J. Aasi +901
We present the results of a search for gravitational waves associated with 223 gamma-ray bursts (GRBs) detected by the InterPlanetary Network (IPN) in 2005-2010 during LIGO's fifth…
Einstein@Home discovery of four young gamma-ray pulsars in Fermi LAT data
H. J. Pletsch, L. Guillemot, B. Allen +15
We report the discovery of four gamma-ray pulsars, detected in computing-intensive blind searches of data from the Fermi Large Area Telescope (LAT). The pulsars were found using a…
Search for long-lived gravitational-wave transients coincident with long gamma-ray bursts
The LIGO Scientific Collaboration, the Virgo Collaboration, J. Aasi +875
Long gamma-ray bursts (GRBs) have been linked to extreme core-collapse supernovae from massive stars. Gravitational waves (GW) offer a probe of the physics behind long GRBs. We inv…
Search for gravitational waves associated with gamma-ray bursts during LIGO science run 6 and Virgo science runs 2 and 3
The LIGO Scientific Collaboration, Virgo Collaboration, J. Abadie +807
We present the results of a search for gravitational waves associated with 154 gamma-ray bursts (GRBs) that were detected by satellite-based gamma-ray experiments in 2009-2010, dur…
Implications For The Origin Of GRB 051103 From LIGO Observations
The LIGO Scientific Collaboration, J. Abadie, B. P. Abbott +568
We present the results of a LIGO search for gravitational waves (GWs) associated with GRB 051103, a short-duration hard-spectrum gamma-ray burst (GRB) whose electromagnetically det…
Beating the spin-down limit on gravitational wave emission from the Vela pulsar
The LIGO Scientific Collaboration, the Virgo Collaboration, J. Abadie +747
We present direct upper limits on continuous gravitational wave emission from the Vela pulsar using data from the Virgo detector's second science run. These upper limits have been…
Search for Gravitational Wave Bursts from Six Magnetars
J. Abadie, B. P. Abbott, R. Abbott +765
Soft gamma repeaters (SGRs) and anomalous X-ray pulsars (AXPs) are thought to be magnetars: neutron stars powered by extreme magnetic fields. These rare objects are characterized b…