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19912026
Showing 2006 · astro-phShow all

156 papers · 2 filters

astro-ph2006★ 99 cited

On the structure of the turbulent interstellar atomic hydrogen. I- Physical characteristics

P. Hennebelle, E. Audit

{We study in some details the statistical properties of the turbulent 2-phase interstellar atomic gas.{We present high resolution bidimensional numerical simulations of the interst…

astro-ph2006★ 304 cited

Cosmology with Weak Lensing Surveys

D. Munshi, P. Valageas, L. Van Waerbeke +1

Weak gravitational lensing is responsible for the shearing and magnification of the images of high-redshift sources due to the presence of intervening matter. The distortions are d…

astro-ph2006★ 4 cited

Dissecting the Cosmic Infrared Background with 3D Instruments

D. L. Clements, K. G. Isaak, S. C. Madden +1

The cosmic infrared background (CIB) consists of emission from distant, dusty, star-forming galaxies. Energetically, the CIB is very important as it contains as much energy as the…

astro-ph2006★ 2 cited

Tracing Ghost Cavities with Low Frequency Radio Observations

Tracy Clarke, Elizabeth Blanton, Craig Sarazin +5

We present X-ray and multi-frequency radio observations of the central radio sources in several X-ray cavity systems. We show that targeted radio observations are key to determinin…

astro-ph2006★ 110 cited

Simultaneous multiwavelength observations of the Low/Hard State of the X-ray transient source SWIFT J1753.5-0127

M. Cadolle Bel, M. Ribo, J. Rodriguez +11

We report the results of simultaneous multiwavelength observations of the X-ray transient source SWIFT J1753.5-0127 performed with INTEGRAL, RXTE, NTT, REM and VLA on 2005 August 1…

astro-ph2006★ 189 cited

H.E.S.S. observations of the supernova remnant RX J0852.0-4622: shell-type morphology and spectrum of a widely extended VHE gamma-ray source

HESS Collaboration, F. A. Aharonian

The shell-type supernova remnant RX J0852.0-4622 was observed with the High Energy Stereoscopic System (H.E.S.S.) of Atmospheric Cherenkov Telescopes between December 2004 and May…

astro-ph2006★ 23 cited

IGR J08408--4503: a new recurrent Supergiant Fast X-ray Transient

D. Gotz, M. Falanga, F. Senziani +3

The supergiant fast X-ray transient IGR J08408-4503 was discovered by INTEGRAL on May 15, 2006, during a bright flare. The source shows sporadic recurrent short bright flares, reac…

astro-ph2006★ 315 cited

The XMM-Newton wide-field survey in the COSMOS field: VI. Statistical properties of clusters of galaxies

A. Finoguenov, L. Guzzo, G. Hasinger +30

We present the results of a search for galaxy clusters in the first 36 XMM-Newton pointings on the COSMOS field. We reach a depth for a total cluster flux in the 0.5-2 keV band of…

astro-ph2006★ 30 cited

The discovery outburst of the X-ray transient IGR J17497-2821 observed with RXTE and ATCA

Jerome Rodriguez, Marion Cadolle Bel, John A. Tomsick +4

We report the results of a series of RXTE and ATCA observations of the recently-discovered X-ray transient IGR J17497-2821. Our 3-200 keV PCA+HEXTE spectral analysis shows very lit…

astro-ph2006★ 9 cited

A Potential Galaxy Threshing System in the Cosmos Field

S. S. Sasaki, Y. Taniguchi, N. Scoville +26

We report on the discovery of a new potential galaxy threshing system in the COSMOS 2 square degree field using the prime-focus camera, Suprime-Cam, on the 8.2 m Subaru Telescope.…

astro-ph2006★ 151 cited

Photometric Redshifts of Galaxies in COSMOS

B. Mobasher, P. Capak, N. Z. Scoville +26

We measure photometric redshifts and spectral types for galaxies in the COSMOS survey. We use template fitting technique combined with luminosity function priors and with the optio…

astro-ph2006★ 318 cited

The VLA-COSMOS Survey: II. Source Catalog of the Large Project

E. Schinnerer, V. Smolcic, C. L. Carilli +11

The VLA-COSMOS large project is described and its scientific objective is discussed. We present a catalog of ~ 3,600 radio sources found in the 2deg^2 COSMOS field at 1.4 GHz. The…

astro-ph2006★ 2k cited

The Cosmic Evolution Survey (COSMOS) -- Overview

N. Scoville, H. Aussel, M. Brusa +19

The Cosmic Evolution Survey (COSMOS) is designed to probe the correlated evolution of galaxies, star formation, active galactic nuclei (AGN) and dark matter (DM) with large-scale s…

astro-ph2006★ 367 cited

The Cosmic Evolution Survey (COSMOS): Subaru Observations of the HST COSMOS Field

Y. Taniguchi, N. Scoville, T. Murayama +27

We present deep optical imaging observations of 2 square degree area, covered by the Cosmic Evolution Survey (COSMOS), made by the prime-focus Camera (Supreme-Cam) on the 8.2m Suba…

astro-ph2006★ 136 cited

531 new spectroscopic redshifts from the CDFS and a test on the cosmological relevance of the GOODS-South field

C. D. Ravikumar, M. Puech, H. Flores +23

(Abbrev.) This paper prepares a series of papers analysing the Intermediate MAss Galaxy Evolution Sequence (IMAGES) up to z=1. Intermediate mass galaxies (MJ <=-20.3) are selected…

astro-ph2006★ 23 cited

A general catalogue of 6.7GHz methanol masers II: statistical analysis

Michele R. Pestalozzi, A. Chrysostomou, J. Collett +3

Context: Methanol masers at 6.7GHz are recognised markers of high-mass star formation regions. The study of their distribution in the Galaxy gives important insights into the star…

astro-ph2006★ 260 cited

REM observations of GRB 060418 and GRB 060607A: the onset of the afterglow and the initial fireball Lorentz factor determination

E. Molinari, S. D. Vergani, D. Malesani +32

Gamma-ray burst (GRB) emission is believed to originate in highly relativistic fireballs. Currently, only lower limits were securely set to the initial fireball Lorentz factor Gamm…

astro-ph2006★ 175 cited

Large Structures and Galaxy Evolution in COSMOS at z < 1.1

N. Scoville, H. Aussel, A. Benson +25

We present the first identification of large-scale structures (LSS) at z in the Cosmic Evolution Survey (COSMOS). The structures are identified from adaptive smoothing of g…

astro-ph2006★ 510 cited

COSMOS : Hubble Space Telescope Observations

N. Scoville, A. Benson, A. W. Blain +50

The Cosmic Evolution Survey (COSMOS) was initiated with an extensive allocation (590 orbits in Cycles 12-13) using the Hubble Space Telescope (HST) for high resolution imaging. Her…

astro-ph2006★ 2 cited

Scalar-field quintessence by cosmic shear: CFHT data analysis and forecasts for DUNE

Carlo Schimd, Ismael Tereno

A light scalar field, minimally or not-minimally coupled to the metric field, is a well-defined candidate for the dark energy, overcoming the coincidence problem intrinsic to the c…

astro-ph2006★ 116 cited

AGN self-regulation in cooling flow clusters

A. Cattaneo, R. Teyssier

We use three-dimensional high-resolution adaptive-mesh-refinement simulations to investigate if mechanical feedback from active galactic nucleus jets can halt a massive cooling flo…

astro-ph2006★ 328 cited

Primary particle acceleration above 100 TeV in the shell-type Supernova Remnant RX J1713.7-3946 with deep H.E.S.S. observations

The HESS Collaboration, F. Aharonian

We present deep H.E.S.S. observations of the supernova remnant (SNR) RX J1713.7-3946. Combining data of three years - from 2003 to 2005 - we obtain significantly increased statisti…

astro-ph2006★ 1 cited

Prospects for the CERN Axion Solar Telescope Sensitivity to 14.4 keV Axions

Kresimir Jakovcic

The CERN Axion Solar Telescope (CAST) is searching for solar axions using the 9.0 T strong and 9.26 m long transverse magnetic field of a twin aperture LHC test magnet, where axion…

astro-ph2006★ 2 cited

Metal enrichment in galactic winds

Yohan Dubois, Romain Teyssier

Observations give evidences of the presence of metals in the intergalactic medium (IGM). The stars responsible for transforming hydrogen and helium into more complex atoms do not f…