output
19912026
Showing 2010 · astro-ph.COShow all

138 papers · 2 filters

astro-ph.CO2010★ 5 cited

Star formation in galaxy mergers: ISM turbulence, dense gas excess, and scaling relations for disks and starbusts

Frederic Bournaud, Leila C. Powell, Damien Chapon +1

Galaxy interactions and mergers play a significant, but still debated and poorly understood role in the star formation history of galaxies. Numerical and theoretical models cannot…

astro-ph.CO2010★ 30 cited

HerMES: SPIRE/Sub-millimetre Emission from Radio Selected AGN

N. Seymour, M. Symeonidis, M. Page +1

We examine the rest-frame far-infrared emission from powerful radio sources with 1.4GHz luminosity densities of 25<=log(L_1.4/WHz^-1)<=26.5 in the extragalactic Spitzer First Look…

astro-ph.CO2010

Stellar black holes: cosmic history and feedback at the dawn of the universe

I. F. Mirabel

Significant historic cosmic evolution for the formation rate of stellar black holes is inferred from current theoretical models of the evolution of massive stars, the multiple obse…

astro-ph.CO2010★ 57 cited

MOIRCS Deep Survey. IX. Deep Near-Infrared Imaging Data and Source Catalog

Masaru Kajisawa, Takashi Ichikawa, Ichi Tanaka +13

We present deep J-, H-, and Ks-band imaging data of the MOIRCS Deep Survey (MODS), which was carried out with Multi-Object Infrared Camera and Spectrograph (MOIRCS) mounted on the…

astro-ph.CO2010★ 202 cited

A mature cluster with X-ray emission at z=2.07

R. Gobat, E. Daddi, M. Onodera +10

We report evidence of a fully established galaxy cluster at z=2.07, consisting of a ~20sigma overdensity of red, compact spheroidal galaxies spatially coinciding with extended X-ra…

astro-ph.CO2010★ 39 cited

Influence of the Environment on PAH Emission in Star-Forming Regions

V. Lebouteiller, J. Bernard-Salas, D. G. Whelan +5

We investigate the emission properties of polycyclic aromatic hydrocarbons (PAHs) in various metallicity environments with the Infrared Spectrograph on board Spitzer. Local giant H…

astro-ph.CO2010★ 1.1k cited

The Atlas3D project -- I. A volume-limited sample of 260 nearby early-type galaxies: science goals and selection criteria

Michele Cappellari, Eric Emsellem, Davor Krajnovic +23

The Atlas3D project is a multi-wavelength survey combined with a theoretical modeling effort. The observations span from the radio to the millimeter and optical, and provide multi-…

astro-ph.CO2010★ 87 cited

A tale of two GRB-SNe at a common redshift of z = 0.54

Z. Cano, D. Bersier, C. Guidorzi +71

We present ground-based and HST optical observations of the optical transients (OTs) of long-duration Gamma Ray Bursts (GRBs) 060729 and 090618, both at a redshift of z = 0.54. For…

astro-ph.CO2010★ 87 cited

The impact of supernovae driven winds on stream-fed protogalaxies

Leila C. Powell, Adrianne Slyz, Julien Devriendt

SNe driven winds are widely thought to be very influential in the high-redshift Universe, shaping the properties of the circum-galactic medium, enriching the IGM with metals and dr…

astro-ph.CO2010★ 34 cited

Merging Galaxy Cluster Abell 2255 in Mid-Infrared

Hyunjin Shim, Myungshin Im, Hyung Mok Lee +11

We present the mid-infrared (MIR) observation of a nearby galaxy cluster, Abell 2255 by the AKARI space telescope. Using the AKARI's continuous wavelength coverage between 3-24 mic…

astro-ph.CO2010★ 51 cited

Subluminous Type Ia Supernovae at High Redshift from the Supernova Legacy Survey

S. Gonzalez-Gaitan, K. Perrett, M. Sullivan +15

The rate evolution of subluminous Type Ia Supernovae is presented using data from the Supernova Legacy Survey. This sub-sample represents the faint and rapidly-declining light-curv…

astro-ph.CO2010★ 33 cited

A2163: Merger events in the hottest Abell galaxy cluster II. Subcluster accretion with galaxy-gas separation

H. Bourdin, M. Arnaud, P. Mazzotta +7

Located at z = 0.203, A2163 is a rich galaxy cluster with an intra-cluster medium (ICM) that exhibits extraordinary properties, including an exceptionally high X-ray luminosity, av…

astro-ph.CO2010★ 437 cited

The Detection of a Population of Submillimeter-Bright, Strongly-Lensed Galaxies

Mattia Negrello, R. Hopwood, G. De Zotti +86

Gravitational lensing is a powerful astrophysical and cosmological probe and is particularly valuable at submillimeter wavelengths for the study of the statistical and individual p…

astro-ph.CO2010★ 105 cited

Galaxy counterparts of metal-rich damped Lyman-alpha absorbers - II. A solar-metallicity and dusty DLA at z_abs=2.58

J. P. U. Fynbo, C. Ledoux, P. Noterdaeme +14

[Abridged]. Here, we report on the discovery of the galaxy counterpart of the z_abs=2.58 DLA on the line-of-sight to the z=3.07 quasar SDSS J091826.16+163609.0. The galaxy counterp…

astro-ph.CO2010★ 21 cited

Spitzer Imaging of Herschel-ATLAS Gravitationally Lensed Submillimeter Sources

R. Hopwood, J. Wardlow, A. Cooray +49

We present physical properties of two submillimeter selected gravitationally lensed sources, identified in the Herschel Astrophysical Terahertz Large Area Survey. These submillimet…

astro-ph.CO2010★ 64 cited

The XMM-LSS survey: optical assessment and properties of different X-ray selected cluster classes

C. Adami, A. Mazure, M. Pierre +29

XMM and Chandra opened a new area for the study of clusters of galaxies. Not only for cluster physics but also, for the detection of faint and distant clusters that were inaccessib…

astro-ph.CO2010★ 16 cited

HerMES : SPIRE detection of high redshift massive compact galaxies in GOODS-N field

A. Cava, G. Rodighiero, I. Perez-Fournon +47

We have analysed the rest-frame far infrared (FIR) properties of a sample of massive (Mstar > 10^11Msun) galaxies at 2<z<3 in the GOODS (Great Observatories Origins Deep Survey) No…

astro-ph.CO2010★ 4 cited

Large-scale radio nebula around the Ultra-Luminous X-ray Source IC 342 X-1

D. Cseh, C. Lang, S. Corbel +2

We present discovery of a radio nebula associated with the ultraluminous X-ray source (ULX) IC 342 X-1 using the Very Large Array (VLA). Taking the surrounding nebula as a calorime…

astro-ph.CO2010★ 31 cited

Discovery of an extremely bright submillimeter galaxy at z=3.93

J. -F. Lestrade, F. Combes, P. Salome +4

Serendipitously we have discovered a rare, bright submillimeter galaxy (SMG) with a flux density of 30 +/- 2 mJy at lambda=1.2mm, using MAMBO2 at the IRAM 30-meter millimeter teles…

astro-ph.CO2010★ 51 cited

Star Formation in Collision Debris: Insights from the modeling of their Spectral Energy Distribution

M. Boquien, P. -A. Duc, F. Galliano +4

During galaxy-galaxy interactions, massive gas clouds can be injected into the intergalactic medium which in turn become gravitationally bound, collapse and form stars, star cluste…

astro-ph.CO2010★ 5 cited

ISM enrichment and local pollution in dwarf galaxies

Daniel Kunth, Vianney Lebouteiller

The fate of metals after they are released in starburst episodes is still unclear. What phases of the interstellar medium are involved, in which timescales? Evidence has grown over…

astro-ph.CO2010★ 73 cited

Spitzer IRS 16 micron Observations of the GOODS Fields

Harry I. Teplitz, Ranga Chary, David Elbaz +13

We present Spitzer 16 micron imaging of the Great Observatories Origins Deep Survey (GOODS) fields. We survey 150 square arcminutes in each of the two GOODS fields (North and South…

astro-ph.CO2010★ 36 cited

Dust emission and star formation in Stephan's Quintet

G. Natale, R. J. Tuffs, C. K. Xu +11

We analyse a comprehensive set of MIR/FIR observations of Stephan's Quintet (SQ), taken with the Spitzer Space Observatory. Our study reveals the presence of a luminous (L_{IR}\app…

astro-ph.CO2010★ 92 cited

The Hubble Space Telescope GOODS NICMOS Survey: Overview and the Evolution of Massive Galaxies at 1.5 < z < 3

C. J. Conselice, A. F. L. Bluck, F. Buitrago +27

We present the details and early results from a deep near-infrared survey utilising the NICMOS instrument on the Hubble Space Telescope centred around massive M_* > 10^11 M_0 galax…