Arecibo pulsar survey using ALFA: probing radio pulsar intermittency and transients (2009)
Deneva, J. S., Cordes, J. M., McLaughlin, M. A., Nice, D. J., Lorimer, D. R., Crawford, F., ...
We present radio transient search algorithms, results, and statistics from the ongoing Arecibo Pulsar ALFA (PALFA) survey of the Galactic plane. We have discovered seven objects through a search for...
Arecibo pulsar survey using ALFA: probing radio pulsar intermittency and transients (2009)
Deneva, J. S., Cordes, J. M., McLaughlin, M. A., Nice, D. J., Lorimer, D. R., Crawford, F., ...
We present radio transient search algorithms, results, and statistics from the ongoing Arecibo Pulsar ALFA (PALFA) survey of the Galactic plane. We have discovered seven objects through a search for...
Arecibo Pulsar Survey Using ALFA. III. Probing Radio Pulsar Intermittency and Transients (2008)
Deneva, J. S., Cordes, J. M., McLaughlin, M. A., Nice, D. J., Lorimer, D. R., Crawford, F., ...
We present radio transient search algorithms, results, and statistics from the ongoing Arecibo Pulsar ALFA (PALFA) Survey of the Galactic plane. We have discovered seven objects by detecting isolated...
Multi-telescope timing of PSR J1518+4904 (2008)
Janssen, G. H., Stappers, B. W., Kramer, M., Nice, D. J., Jessner, A., Cognard, I., ...
PSR J1518+4904 is one of only 9 known double neutron star systems. These systems are highly valuable for measuring the masses of neutron stars, measuring the effects of gravity, and testing...
Hessels, J. W. T., Nice, D. J., Gaensler, B. M., Kaspi, V. M., Lorimer, D. R., Champion, D. J., ...
We present the discovery of the Vela-like radio pulsar J1856+0245 in the Arecibo PALFA survey. PSR J1856+0245 has a spin period of 81ms, a characteristic age of 21kyr, and a spin-down luminosity Edot...
An Eccentric Binary Millisecond Pulsar in the Galactic Plane (2008)
Champion, D. J., Ransom, S. M., Lazarus, P., Camilo, F., Bassa, C., Kaspi, V. M., ...
Binary pulsar systems are superb probes of stellar and binary evolution and the physics of extreme environments. In a survey with the Arecibo telescope, we have found PSR J1903+0327, a radio pulsar...
An eccentric binary millisecond pulsar in the Galactic plane (2008)
Champion, D.J., Ransom, S.M., Lazarus, P., Camilo, F., Bassa, C., Kaspi, V.M., ...
Binary pulsar systems are superb probes of stellar and binary evolution and the physics of extreme environments. In a survey with the Arecibo telescope, we have found PSR J1903+ 0327, a radio pulsar...
The discovery of an eccentric millisecond pulsar in the Galactic plane (2008)
Champion, D.J., Ransom, S.M., Lazarus, P., Camilo, F., Kaspi, V.M., Nice, D.J., ...
The evolution of binary systems is governed by their orbital properties and the stellar density of the local environment. Studies of neutron stars in binary star systems offer unique insights into...
Hessels, J.W.T., Nice, D.J., Gaensler, B.M., Kaspi, V.M., Lorimer, D.R., Champion, D.J., ...
We present the discovery of the Vela-like radio pulsar J1856+0245 in the Arecibo PALFA survey. PSR J1856+0245 has a spin period of 81 ms, a characteristic age of 21 kyr, and a spin-down luminosity...
Multi-telescope timing of PSR J1518+4904 (2008)
Janssen, G.H., Stappers, B.W., Kramer, M., Nice, D.J., Jessner, A., Cognard, I., ...
Context. PSR J1518+4904 is one of only 9 known double neutron star systems. These systems are highly valuable for measuring the masses of neutron stars, measuring the effects of gravity, and testing...
National Radio Astronomy, D. J. Nice, A. S. Fruchter, J. H. Taylor
We present results from a survey for fast pulsars at the Arecibo Observatory. Approximately 260 square degrees of sky were searched, primarily at Galactic latitude jbj ! 8 ffi . Signals were sampled...
Timing Parameters of 29 Pulsars (2007)
Camilo Joseph Henry, F. Camilo, D. J. Nice
We summarize observations of 29 slow pulsars discovered in recent surveys at Arecibo Observatory. Our sample includes some of the least luminous pulsars known, and forms a group of objects that...
Princeton-Arecibo Declination-Strip Survey for Millisecond Pulsars: Part I (2007)
Camilo Nice Shrauner, D. J. Nice, J. A. Shrauner, J. H. Taylor, Cheshire Sk Dl
We have discovered 21 pulsars, including two with short pulse periods in binary systems, in a continuing survey using the Arecibo radio telescope at 430MHz. The survey region consists of a set of...
A SEARCH FOR RADIO PULSARS IN THE DIRECTIONS OF EGRET HIGH-LATITUDE POINT SOURCES D. J. Nice, (2007)
Sayer Taylor Physics, D. J. Nice, R. W. Sayer, J. H. Taylor
We have undertaken a program of high sensitivity searches for radio pulsar signals from the directions of otherwise-unidentified gamma ray point sources. Here we present results of observations of...
A Search for Pulsar Companions to OB Runaway Stars (2007)
Sayer Joseph, D. J. Nice, V. M. Kaspi
We have searched for radio pulsar companions to 40 nearby OB runaway stars. Observations were made at 575 and 770 MHz with the NRAO 140 ft telescope. The survey was sensitive to long-period pulsars...
PSR J1518+4904: A Mildly Relativistic Binary Pulsar System (2007)
Nice National Radio, D. J. Nice, R. W. Sayer, J. H. Taylor
PSR J1518+4904 is a recently discovered 40.9 ms pulsar in an 8.6 day, moderately eccentric orbit. We have measured pulse arrival times for this pulsar over 1.4 yr at several radio frequencies, from...
Nice And Taylor, R. W. Sayer, D. J. Nice, J. H. Taylor
We have carried out a survey of the northern sky for millisecond pulsars using the Green Bank 140 ft telescope at 370 MHz. Our primary goal was to find the strongest millisecond pulsars in the...
A Search for Millisecond Pulsars at Galactic Latitudes (2007)
Gamma Gamma Camilo, D. J. Nice, J. H. Taylor
We have detected 12 new pulsars, including four of the short-period "recycled" variety, in a survey using the Arecibo radio telescope at 430 MHz. The survey covered 680 square degrees at...
Timing Observations of the J1518+4904 Double Neutron Star System (2007)
D. J. Nice, J. H. Taylor, R. W Sayer, Double Neutron, Star System
We summarize timing observations of PSR J1518+4904, a recently discovered pulsar in a double neutron star binary. New measurements include (1) periastron advance of 0:0113 \Sigma 0:0001 ffi yr...
Egret Sources For, D. J. Nice, R. W. Sayer
We have made deep searches for pulsed radio signals towards gamma-ray sources detected by the EGRET instrument of the Compton Gamma Ray Observatory. Our observations targeted nineteen sources in the...
A Search for Millisecond Pulsars at Galactic Latitudes (2007)
Gamma Gamma, D. J. Nice, J. H. Taylor
We have detected 12 new pulsars, including four of the short-period "recycled" variety, in a survey using the Arecibo radio telescope at 430 MHz. The survey covered 680 square degrees at...
PSRs J2019+2425 and J2322+2057 and the Proper Motions of Millisecond Pulsars (2007)
Nice National, D. J. Nice, J. H. Taylor, Km S
Timing observations of millisecond pulsars PSR J2019+2425 and PSR J2322+2057 made over more than two years have yielded spin-down, astrometric, and binary parameters. The proper motions of these...
Nice Shrauner, D. J. Nice, J. A. Shrauner, J. H. Taylor, Cheshire Sk Dl
We have discovered 21 pulsars, including two with short pulse periods in binary systems, in a continuing survey using the Arecibo radio telescope at 430 MHz. The survey region consists of a set of...
Joseph Henry, F. Camilo, D. J. Nice
We summarize observations of 29 slow pulsars discovered in recent surveys at Arecibo Observatory. Our sample includes some of the least luminous pulsars known, and forms a group of objects that...
A Survey for Millisecond Pulsars (2007)
P. S. Ray, S. E. Thorsett, F. A. Jenet, S. R. Kulkarni, T. A. Prince, ...
We have searched 960 square degrees of sky for radio pulsars, using the 305 m telescope at Arecibo, Puerto Rico. The 430 MHz survey reached a limiting sensitivity for slow pulsars of 0.7 mJy using a...
Observed luminosity difference between isolated and binary MSPs (2007)
Lommen, A. N., Kipphorn, R. A., Nice, D. J., Splaver, E. M., Stairs, I. H., Backer, D. C.
We perform a brief census of velocities of isolated versus binary millisecond pulsars. We find the velocities of the two populations are indistinguishable. However, the scale height of the binary...
Arecibo and the ALFA Pulsar Survey (2006)
Van Leeuwen, J., Cordes, J. M., Lorimer, D. R., Freire, P. C. C., Camilo, F., Stairs, I. H., ...
The recently started Arecibo L-band Feed Array (ALFA) pulsar survey aims to find ~1000 new pulsars. Due to its high time and frequency resolution the survey is especially sensitive to millisecond...
Arecibo and the ALFA Pulsar Survey (2006)
Leeuwen, J. Van, Cordes, J.M., Lorimer, D.R., Freire, P.C.C., Camilo, F., Stairs, I.H., ...
The recently started Arecibo L-band Feed Array (ALFA) pulsar survey aims to find ¿ 1000 new pulsars. Due to its high time and frequency resolution the survey is especially sensitive to millisecond...
Arecibo Pulsar Survey Using ALFA. II. The Young, Highly Relativistic Binary Pulsar J1906+0746 (2006)
Lorimer, D.R., Stairs, I.H., Cordes, J.M., Camilo, F., Faulkner, A.J., ...
We report the discovery of PSR J1906+0746, a young 144 ms pulsar in a highly relativistic 3.98 hr orbit with an eccentricity of 0.085 and expected gravitational wave coalescence time of ~300 Myr. The...
The young, highly relativistic binary pulsar J1906+0746 (2005)
Lorimer, D. R., Stairs, I. H., Freire, P. C. C., Cordes, J. M., Camilo, F., Faulkner, A. J., ...
We report the discovery of PSR J1906+0746, a young 144-ms pulsar in a highly relativistic 3.98-hr orbit with an eccentricity of 0.085 and expected gravitational wave coalescence time of 300 Myr. The...
Arecibo Pulsar Survey Using ALFA. I. Survey Strategy and First Discoveries (2005)
Cordes, J. M., Freire, P. C. C., Lorimer, D. R., Camilo, F., Champion, D. J., Nice, D. J., ...
We report results from the initial stage of a long-term pulsar survey of the Galactic plane using the Arecibo L-band Feed Array (ALFA), a seven-beam receiver operating at 1.4 GHz with 0.3 GHz...
A 2.1 Msolar pulsar measured by relativistic orbital decay (2005)
Nice, D. J., Splaver, E. M., Stairs, I. H., Löhmer, O., Jessner, A., Kramer, M., ...
Arecibo observations of parkes multibeam pulsars (2002)
Bhat, N. D. R., Camilo, F., Cordes, J. M., Nice, D. J., Lorimer, D. R., Chatterjee, S.
The on-going Parkes multibeam survey has been astoundingly successful (Manchester et al. 2001), and its discovery of over 600 pulsars has opened up new avenues for probing the Galaxy's electron...
Arecibo observations of parkes multibeam pulsars (2002)
Bhat, N. D. R., Camilo, F., Cordes, J. M., Nice, D. J., Lorimer, D. R., Chatterjee, S.
The on-going Parkes multibeam survey has been astoundingly successful (Manchester et al. 2001), and its discovery of over 600 pulsars has opened up new avenues for probing the Galaxy's electron...
On the Mass and Inclination of the PSR J2019+2425 Binary System (2000)
Nice, D J, Splaver, E M, Stairs, I H
We report on nine years of timing observations of PSR J2019+2425, a millisecond pulsar in a wide 76.5 day orbit with a white dwarf. We measure a significant change over time of the projected...
On the Mass and Inclination of the PSR J2019+2425 Binary System (2000)
Nice, D J, Splaver, E M, Stairs, I H
We report on nine years of timing observations of PSR J2019+2425, a millisecond pulsar in a wide 76.5 day orbit with a white dwarf. We measure a significant change over time of the projected...
A Baseband Recorder for Radio Pulsar Observations (1999)
Stairs, I. H., Splaver, E. M., Thorsett, S. E., Nice, D. J., Taylor, J. H.
Digital signal recorders are becoming widely used in several subfields of centimetre-wavelength radio astronomy. We review the benefits and design considerations of such systems and describe the...
Recent Arecibo Timing of the Relativistic Binary PSR B1534+12 (1999)
Stairs, I. H., Nice, D. J., Thorsett, S. E., Taylor, J. H.
We present a new timing solution for PSR B1534+12, based on coherently-dedispersed observations at Jodrell Bank and, recently, Arecibo. The new data have resulted in improved measurements of the...
Profile instabilities of the millisecond pulsar PSR J1022+1001 (1999)
Kramer, M., Xilouris, K. M., Camilo, F., Nice, D. J., Backer, D. C., Lange, C., ...
We present evidence that the integrated profiles of some millisecond pulsars exhibit severe changes that are inconsistent with the moding phenomenon as known from slowly rotating pulsars. We study...
Radio Pulses along the Galactic Plane (1998)
We have surveyed 68 deg^2 along the Galactic Plane for single, dispersed radio pulses. Each of 3027 independent pointings was observed for 68 s using the Arecibo telescope at 430 MHz. Spectra were...
Measurement of Relativistic Orbital Decay in the PSR B1534+12 Binary System (1998)
Stairs Arzoumanian Camilo, I. H. Stairs, Z. Arzoumanian, F. Camilo, A. G. Lyne, D. J. Nice, ...
We have made timing observations of binary pulsar PSR B1534+12 with radio telescopes at Arecibo, Green Bank, and Jodrell Bank. By combining our new observations with data collected up to seven years...
Measurement of Relativistic Orbital Decay in the PSR B1534+12 Binary System (1997)
Stairs, I. H., Arzoumanian, Z., Camilo, F., Lyne, A. G., Nice, D. J., Taylor, J. H., ...
We have made timing observations of binary pulsar PSR B1534+12 with radio telescopes at Arecibo, Green Bank, and Jodrell Bank. By combining our new observations with data collected up to seven years...
PSR J1518+4904: A Mildly Relativistic Binary Pulsar System (1996)
Nice, D. J., Sayer, R. W., Taylor, J. H.
PSR J1518+4904 is a recently discovered 40.9~ms pulsar in an 8.6 day, moderately eccentric orbit. We have measured pulse arrival times for this pulsar over 1.4~yr at several radio frequencies, from...