High Resolution X-ray Imaging of Supernova Remnant 1987A (2009)
Gaensler, B. M., Murray, S. S., Slane, P. O., Park, S., Staveley-Smith, L., ...
We report observations of the remnant of Supernova 1987A with the High Resolution Camera (HRC) onboard the Chandra X-ray Observatory. A direct image from the HRC resolves the annular structure of the...
Lemiere, A., Slane, P., Gaensler, B. M., Murray, S.
We present a Chandra X-ray observation of the very high energy $\gamma$-ray source HESS$ $J1640-465. We identify a point source surrounded by a diffuse emission that fills the extended object...
Hales, C. A., Gaensler, B. M., Chatterjee, S., Camilo, F.
The "Mouse" (PWN G359.23-0.82) is a spectacular bow shock pulsar wind nebula, powered by the radio pulsar J1747-2958. The pulsar and its nebula are presumed to have a high space velocity, but their...
High resolution 36 GHz imaging of the Supernova Remnant of SN1987A (2009)
Potter, T. M., Staveley-Smith, L., Ball, Lewis, Gaensler, B. M., Kesteven, M. J., ...
The aftermath of supernova (SN) 1987A continues to provide spectacular insights into the interaction between a SN blastwave and its circumstellar en- vironment. We here present 36 GHz observations...
Out of the frying pan: a young pulsar with a long radio trail emerging from SNR G315.9-0.0 (2009)
Camilo, F., Gaensler, B. M., Ransom, S. M., Chatterjee, S., Reynolds, J., ...
The faint radio supernova remnant SNR G315.9-0.0 is notable for a long and thin trail that extends outward perpendicular from the edge of its approximately circular shell. In a search with the Parkes...
Discovery of the energetic pulsar J1747-2809 in the supernova remnant G0.9+0.1 (2009)
Camilo, F., Ransom, S. M., Gaensler, B. M., Lorimer, D. R.
The supernova remnant G0.9+0.1 has long been inferred to contain a central energetic pulsar. In observations with the NRAO Green Bank Telescope at 2 GHz, we have detected radio pulsations from PSR...
Discovery of extended X-ray emission around the highly magnetic RRAT J1819-1458 (2009)
Rea, N., McLaughlin, M. A., Gaensler, B. M., Slane, P. O., Stella, L., Reynolds, S. P., ...
We report on the discovery of extended X-ray emission around the high magnetic field Rotating Radio Transient J1819-1458. Using a 30ks Chandra ACIS-S observation, we found significant evidence for...
Bryant, J. J., Johnston, H. M., Broderick, J. W., Hunstead, R. W., De Breuck, C., Gaensler, B. M.
We have compiled a sample of 234 ultra-steep-spectrum(USS)-selected radio sources in order to find high-redshift radio galaxies (HzRGs). The sample is in the southern sky at -40 deg < DEC < -30 deg...
A new search for distant radio galaxies in the Southern hemisphere -- II. 2.2 micron imaging (2009)
Bryant, J. J., Broderick, J. W., Johnston, H. M., Hunstead, R. W., Gaensler, B. M., De Breuck, C.
We have compiled a sample of 234 ultra-steep-spectrum (USS) selected radio sources in order to find high-redshift radio galaxies. The sample covers the declination range -40deg < DEC < -30deg in the...
The Outer Disk of the Milky Way Seen in 21-cm Absorption (2009)
Dickey, John M., Strasser, Simon, Gaensler, B. M., Haverkorn, Marijke, Kavars, Dain, McClure-Griffiths, N. M., ...
Three recent surveys of 21-cm line emission in the Galactic plane, combining single dish and interferometer observations to achieve resolution of 1 arcmin to 2 arcmin, 1 km/s, and good brightness...
Spectropolarimetry of SNR G296.5+10.0 (2008)
Harvey-Smith, L., Gaensler, B. M., Green, A. J
Radio continuum emission from the supernova remnant G296.5+10.0 was observed using the Australia Telescope Compact Array. Using a 104 MHz bandwidth split into 13 x 8 MHz spectral channels, it was...
GMIMS: The Global Magneto-Ionic Medium Survey (2008)
Wolleben, M., Landecker, T. L., Carretti, E., Dickey, J. M., Fletcher, A., Gaensler, B. M., ...
The Global Magneto-Ionic Medium Survey (GMIMS) is a project to map the diffuse polarized emission over the entire sky, Northern and Southern hemispheres, from 300 MHz to 1.8 GHz. With an angular...
Chandra and XMM Observations of the Composite Supernova Remnant G327.1-1.1 (2008)
Temim, Tea, Slane, Patrick, Gaensler, B. M., Hughes, John P., Van Der Swaluw, Eric
We present new X-ray imaging and spectroscopy of a composite supernova remnant G327.1-1.1 using the Chandra and XMM-Newton X-ray observatories. G327.1-1.1 has an unusual morphology consisting of a...
Constraining the Proper Motions of Two Magnetars (2008)
Kaplan, D. L., Chatterjee, S., Gaensler, B. M., Slane, P. O., Hales, C.
We attempt to measure the proper motions of two magnetars - the soft gamma-ray repeater SGR 1900+14 and the anomalous X-ray pulsar 1E 2259+586 - using two epochs of Chandra observations separated by...
The Vertical Structure of Warm Ionised Gas in the Milky Way (2008)
Gaensler, B. M., Madsen, G. J., Chatterjee, S., Mao, S. A.
We present a new joint analysis of pulsar dispersion measures and diffuse H-alpha emission in the Milky Way, which we use to derive the density, pressure and filling factor of the thick disk...
A search for new Galactic magnetars in archival Chandra and XMM-Newton observations (2008)
Muno, M. P., Gaensler, B. M., Nechita, A., Miller, J. M., Slane, P. O.
We present constraints on the number of Galactic magnetars, which we have established by searching for sources with periodic variability in 506 archival Chandra observations and 441 archival...
Slane, P. O., Gaensler, B. M., Hughes, J. P.
We present the results of detailed spatial and spectral analysis of the pulsar wind nebula (PWN) in supernova remnant Kes 75 (G29.7-0.3) using a deep exposure with Chandra X-ray observatory. The PWN...
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...
Neutron Star Formation and Birth Properties (2007)
F. Camilo, B. M. Gaensler, Hans-thomas Janka
Abstract. Our current knowledge of neutron star formation, progenitors, and natal masses, spins, magnetic fields, and space velocities is briefly reviewed from a theorist's perspective. More...
HIGH RESOLUTION X-RAY OBSERVATIONS OF PULSAR WINDS (2007)
Este proceso se lleva cantidades enormes de energa de la estrella en forma de un viento relativista. Por medio de la resolucion proporcionada por el Observatorio de Rayos X Chandra, una multitud de...
Revmexaa Serie De, J. M. Dickey, B. M. Gaensler, A. J. Green
The H I Southern Galactic Plane Survey (SGPS) is an ideal dataset with which to explore the impact of massive stars on the Galactic ISM. We are using the SGPS to study the global properties of H I...
Revmexaa Serie De, B. M. Gaensler
Young pulsars spin incredibly quickly but are also slowing down at a very rapid rate. This process carries away enormous amounts of energy from the star in the form of a relativistic wind. Through...
Science with the Australian Square Kilometre Array Pathfinder (2007)
Johnston, S., Bailes, Matthew, Bartel, N., Baugh, C., Bientneholz, M., Blake, Christopher J., ...
Copyright © Astronomical Society of Australia 2007 Open Access
Science with the Australian Square Kilometre Array Pathfinder (2007)
Johnston, S., Bailes, Matthew, Bartel, N., Baugh, C., Bientneholz, M., Blake, Christopher J., ...
Copyright © Astronomical Society of Australia 2007 Open Access
Exciting the magnetosphere of the magnetar CXOU J164710.2-455216 in Westerlund 1 (2007)
Muno, M.P., Gaensler, B.M., Clark, J.S., Grijs, R. De, Pooley, D., Stevens, I.R., ...
PSR J1119-6127 and the X-ray Emission from High Magnetic Field Radio Pulsars (2006)
Gonzalez, M. E., Kaspi, V. M., Camilo, F., Gaensler, B. M., Pivovaroff, M. J.
The existence of radio pulsars having inferred magnetic fields in the magnetar regime suggests that possible transition objects could be found in the radio pulsar population. The discovery of such an...
Three-dimensional hydrodynamic simulations of asymmetric pulsar wind bow shocks (2006)
Vigelius, M., Melatos, A., Chatterjee, S., Gaensler, B. M., Ghavamian, P.
We present three-dimensional, nonrelativistic, hydrodynamic simulations of bow shocks in pulsar wind nebulae. The simulations are performed for a range of initial and boundary conditions to quantify...
Magnetically Dominated Strands of Cold Hydrogen in the Riegel-Crutcher Cloud (2006)
McClure-Griffiths, N. M., Dickey, J. M., Gaensler, B. M., Green, A. J., Haverkorn, Marijke
We present new high resolution (100 arcsec) neutral hydrogen (H I) self-absorption images of the Riegel-Crutcher cloud obtained with the Australia Telescope Compact Array and the Parkes Radio...
Chandra Monitoring of the Candidate Anomalous X-ray Pulsar AX J1845.0-0258 (2006)
Tam, C. R., Kaspi, V. M., Gaensler, B. M., Gotthelf, E. V.
The population of clearly identified anomalous X-ray pulsars has recently grown to seven, however, one candidate anomalous X-ray pulsar (AXP) still eludes re-confirmation. Here, we present a set of...
Chandra Smells a RRAT: X-ray Detection of a Rotating Radio Transient (2006)
Gaensler, B. M., McLaughlin, M., Reynolds, S., Borkowski, K., Rea, N., Possenti, A., ...
"Rotating RAdio Transients" (RRATs) are a newly discovered astronomical phenomenon, characterised by occasional brief radio bursts, with average intervals between bursts ranging from minutes to...
The X-ray Structure of the Pulsar Bow Shock G189.22+2.90 in the Supernova Remnant IC 443 (2006)
Gaensler, B. M., Chatterjee, S., Slane, P. O., Camilo, F., Hughes, J. P.
We present a deep observation with the Chandra X-ray Observatory of the neutron star bow shock G189.22+2.90 in the supernova remnant (SNR) IC 443. Our data confirm the cometary morphology and central...
Discovery of the X-ray Counterpart to the Rotating Radio Transient J1819--1458 (2005)
Reynolds, S. P., Borkowski, K. J., Gaensler, B. M., Rea, N., McLaughlin, M., Possenti, A., ...
We present the discovery of the first X-ray counterpart to a Rotating RAdio Transient (RRAT) source. RRAT J1819--1458 is a relatively highly magnetized (B $\sim 5\times10^{13}$ G) member of a new...
Blazek, J. A., Gaensler, B. M., Chatterjee, S., Camilo, F., Stappers, B. W.
"The Duck" is a complicated non-thermal radio system, consisting of the energetic radio pulsar B1757-24, its surrounding pulsar wind nebula G5.27-0.90 and the adjacent supernova remnant (SNR)...
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...
Imaging of the Radio Remnant of SN 1987A at 12 mm Wavelength (2005)
Manchester, R. N., Gaensler, B. M., Staveley-Smith, L., Kesteven, M. J., Tzioumis, A. K.
Observations of the radio remnant of Supernova 1987A using the Australia Telescope Compact Array in the 12-mm band on 2003 July 31 (day 6002.7 after the explosion) give the first fully resolved radio...
A giant gamma-ray flare from the magnetar SGR 1806-20 (2005)
Barthelmy, S, Gehrels, N, Kippen, R M, Cayton, T, Kouveliotou, C, ...
Two classes of rotating neutron stars-soft gamma-ray repeaters (SGRs) and anomalous X-ray pulsars-are magnetars, whose X-ray emission is powered by a very strong magnetic field (B approximately...
The magnetic field of the Large Magellanic Cloud : a new way of studying galactic magnetism (2005)
Gaensler, B. M., Haverkorn, M., Staveley-Smith, L., Dickey, J. M., McClure-Griffiths, N. M., Dickel, J. R., ...
The magnetic field of the Large Magellanic Cloud revealed through Faraday rotation (2005)
Gaensler, B. M., Haverkorn, M., Staveley-Smith, L., Dickey, J. M., McClure-Griffiths, N. M., Dickel, J. R., ...
A giant y-ray flare from the magnetar SGR 1806-20. (2005)
Palmer, D.M., Barthelmy, S., Gehrels, N., Kippen, R.M., Cayton, T., Kouveliotou, C., ...
Observations of PSR J2021+3651 and its X-ray Pulsar Wind Nebula G75.2+0.1 (2004)
Hessels, J. W. T., Roberts, M. S. E., Ransom, S. M., Kaspi, V. M., Romani, R. W., ...
We present results from X-ray and radio observations of the recently discovered young Vela-like pulsar PSR J2021+3651, which is coincident with the EGRET gamma-ray source GeV 2020+3658. A 19.0-ks...
Dynamical Formation of Close Binary Systems in Globular Clusters (2003)
Pooley, D., Lewin, W. H. G., Anderson, S. F., Baumgardt, H., Filippenko, A. V., Gaensler, B. M., ...
We know from observations that globular clusters are very efficient catalysts in forming unusual short-period binary systems or their offspring, such as low-mass X-ray binaries (LMXBs; neutron stars...
X-ray Detection of Pulsar PSR B1757-24 and its Nebular Tail (2001)
Kaspi, V. M., Gotthelf, E. V., Gaensler, B. M., Lyutikov, M.
We report the first X-ray detection of the radio pulsar PSR B1757-24 using the Chandra X-ray Observatory. We detect point-source emission at the pulsar position plus a faint tail extending nearly 20"...
A radio supernova remnant associated with the young pulsar J1119-6127 (2000)
Crawford, Fronefield, Gaensler, B. M., Kaspi, V. M., Manchester, R. N., Camilo, F., Lyne, A. G., ...
We report on Australia Telescope Compact Array observations in the direction of the young high magnetic-field pulsar J1119-6127. In the resulting images we identify a non-thermal radio shell of...