Results 21 to 30 of about 35,736 (175)

MID-INFRARED SPECTRAL DIAGNOSTICS OF LUMINOUS INFRARED GALAXIES [PDF]

open access: yesThe Astrophysical Journal, 2011
accepted for publication in ApJ, 34 pages, 12 ...
Petric, A. O.   +24 more
openaire   +6 more sources

Spectroscopy of Luminous Infrared Galaxies [PDF]

open access: yesSymposium - International Astronomical Union, 1999
A review of recent optical and infrared spectroscopic results on luminous infrared galaxies is presented. The main emphasis is on the ultraluminous objects. Possible correlations with infrared luminosity are identified. These results are used to constrain the nature of the dominant energy source in luminous infrared galaxies, and to test whether these ...
openaire   +2 more sources

Evolution of the ISM in luminous infrared galaxies [PDF]

open access: yesAstronomy and Astrophysics, 2010
Molecules that trace the high-density regions of the interstellar medium may be used to evaluate the changing physical and chemical environment during the ongoing nuclear activity in (Ultra-)Luminous Infrared Galaxies. The changing ratios of the HCN(1-0), HNC(1-0), HCO+(1-0), CN(1-0) and CN(2-1), and CS(3-2) transitions were compared with the HCN(1-0 ...
A. F. Loenen   +2 more
openaire   +5 more sources

The star formation history of luminous infrared galaxies [PDF]

open access: yesAstronomy & Astrophysics, 2006
We constrain the past star formation histories of a sample of 25 distant (z~0.7) luminous infrared galaxies (LIRGs) detected with the mid infrared cameras ISOCAM and MIPS onboard the ISO and Spitzer satellites. We use high resolution VLT-FORS2 spectroscopy in addition to a comprehensive library of 200,000 model optical spectra to derive Bayesian ...
Yanchun Liang   +8 more
openaire   +7 more sources

Energetic nuclear transients in luminous and ultraluminous infrared galaxies [PDF]

open access: yesAstronomy & Astrophysics, 2022
Energetic nuclear outbursts have been discovered in luminous and ultraluminous infrared galaxies (U/LIRGs) at unexpectedly high rates. To investigate this population of transients, we performed a search in mid-IR data from the Wide-field Infrared Survey Explorer (WISE) satellite and its NEOWISE survey to detect and characterise luminous and smoothly ...
Reynolds, T. M.   +7 more
openaire   +4 more sources

A Large Mass of H2 in the Brightest Cluster Galaxy in Zwicky 3146 [PDF]

open access: yes, 2006
We present the Spitzer/IRS mid-infrared spectrum of the infrared-luminous (L_{IR}=4e11 L_sun) brightest cluster galaxy (BCG) in the X-ray-luminous cluster Z3146 (z=0.29).
Allen S. W.   +7 more
core   +2 more sources

Infrared polarimetry of galaxies. I - Infrared luminous galaxies

open access: yesThe Astrophysical Journal, 1989
Les observations polarimetriques a 1.2, 1.65 et 2.2 μm sont presentees pour les noyaux de 6 galaxies IR lumineuses: IRAS 05189-2524, UGC 5101, Mrk 231, Mrk 273, Arp 220 et NGC 6240. Les nombreux mecanismes et les geometries responsables de la production de la polarisation dans le proche IR sont discutes en ...
Terry J. Jones, Dimitri I. Klebe
openaire   +2 more sources

Mid infrared properties of distant infrared luminous galaxies [PDF]

open access: yesAstronomy & Astrophysics, 2006
15 pages, 9 figures, accepted for publication in A& ...
David Elbaz   +5 more
openaire   +3 more sources

SGAS 143845.1+145407: A Big, Cool Starburst at Redshift 0.816 [PDF]

open access: yes, 2012
We present the discovery and a detailed multi-wavelength study of a strongly-lensed luminous infrared galaxy at z=0.816. Unlike most known lensed galaxies discovered at optical or near-infrared wavelengths this lensed source is red, r-Ks = 3.9 [AB ...
Abramson, Louis E.   +16 more
core   +3 more sources

HI observations of luminous infrared galaxy mergers [PDF]

open access: yes, 2000
A total of 19 luminous infrared galaxy mergers, with L_IR~2 10^11 L_sun for H_0=75 km/s/Mpc, have been observed in the HI line at Nancay and four of them were observed at Arecibo as well. Of these 19, ten had not been observed before.
Bieging   +51 more
core   +2 more sources

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