Detections of Water Ice, Hydrocarbons, and 3.3 μm PAH in z ~ 2 ULIRGs (2009)
Sajina, Anna, Spoon, Henrik, Yan, Lin, Imanishi, Masatoshi, Fadda, Dario, Elitzur, Moshe
We present the first detections of the 3 μm water ice and 3.4 μm amorphous hydrocarbon (HAC) absorption features in z ~ 2 ULIRGs. These are based on deep rest-frame 2-8 μm Spitzer Infrared...
Dasyra, Kalliopi M., Yan, Lin, Helou, George, Sajina, Anna, Fadda, Dario, Zamojski, Michel, ...
We present a catalog of mid-infrared (MIR) spectra of 150 infrared (IR) luminous galaxies in the Spitzer extragalactic first look survey obtained with the IR spectrograph on board the Spitzer Space...
Dasyra, Kalliopi M., Yan, Lin, Helou, George, Sajina, Anna, Fadda, Dario, Zamojski, Michel, ...
We present a catalog of mid-infrared (MIR) spectra of 150 infrared (IR) luminous galaxies in the Spitzer extragalactic first look survey obtained with IRS on board Spitzer. The sample is selected to...
Lu, Nanyao, Smith, Paul S., Engelbracht, Charles W., Noriega-Crespo, Alberto, Morrison, Jane, Gordon, Karl D., ...
The spectral energy distribution (SED) mode of the Multiband Imaging Photometer for Spitzer (MIPS) aboard the Spitzer Space Telescope provides low-spectral resolution (R ≈ 15–25) spectroscopy in...
Starburst Galaxies in Cluster-feeding Filaments Unveiled by Spitzer (2008)
Fadda, Dario, Biviano, Andrea, Marleau, Francine R., Storrie-Lombardi, L. J., Durret, Florence
We report the first direct detection with Spitzer of galaxy filaments. Using Spitzer and ancillary optical data, we have discovered two filamentary structures in the outskirts of the cluster Abell...
Starburst galaxies in cluster-feeding filaments unveiled by Spitzer (2007)
Fadda, Dario, Biviano, Andrea, Marleau, Francine R., Storrie-Lombardi, Lisa J., Durret, Florence
We report the first direct detection with Spitzer of galaxy filaments. Using Spitzer and ancillary optical data, we have discovered two filamentary structures in the outskirts of the cluster Abell...
Magliocchetti, Manuela, Silva, Laura, Lapi, Andrea, De Zotti, Gianfranco, Granato, Gian Luigi, Fadda, Dario, ...
The ~800 optically unseen (R>25.5) 24mum-selected sources in the complete Spitzer First Look Survey sample (Fadda et al. 2006) with F[24mum]>0.35 mJy are found to be very strongly clustered. If, as...
Shim, Hyunjin, Im, Myungshin, Pak, Soojong, Choi, Phillip, Fadda, Dario, Helou, George, ...
We present deep u*-, and g-band images taken with the MegaCam on the 3.6 m Canada-France-Hawaii Telescope (CFHT) to support the extragalactic component of the Spitzer First Look Survey (hereafter,...
Spitzer Mid-Infrared Spectroscopy of Infrared Luminous Galaxies at z~2. II. Diagnostics (2007)
Sajina, Anna, Yan, Lin, Armus, Lee, Choi, Philip, Fadda, Dario, Helou, George, ...
We present mid-IR spectral decomposition of a sample of 48 Spitzer-selected ULIRGs spanning z ~ 1-3 and likely L_(IR) ~ 10^(12)-10^(13) L_⊙. Our study aims at quantifying the star formation and...
Gordon, Karl D., Engelbracht, Charles W., Fadda, Dario, Stansberry, John, Wachter, Stefanie, Frayer, Dave T., ...
The absolute calibration and characterization of the Multiband Imaging Photometer for Spitzer (MIPS) 70 micron coarse- and fine-scale imaging modes are presented based on over 2.5 years of...
Spitzer Mid-Infrared Spectroscopy of Infrared Luminous Galaxies at z~2 II: Diagnostics (2007)
Sajina, Anna, Yan, Lin, Armus, Lee, Choi, Phil, Fadda, Dario, Helou, George, ...
We present mid-IR spectral decomposition of a sample of 48 Spitzer-selected ULIRGs spanning z~1-3 and likely L_IR~10^12-10^13Lsun. Our study aims at quantifying the star-formation and AGN processes...
Spitzer Mid-Infrared Spectroscopy of Infrared Luminous Galaxies at z ~ 2. I. The Spectra (2007)
Yan, Lin, Sajina, Anna, Fadda, Dario, Choi, Phil, Armus, Lee, Helou, George, ...
We present the mid-infrared spectra obtained with the Spitzer IRS for 52 sources, selected as infrared luminous, z ≳ 1 candidates in the Extragalactic First Look Survey. The sample selection...
Spitzer Mid-Infrared Spectroscopy of Infrared Luminous Galaxies at z~2 I: the Spectra (2006)
Yan, Lin, Sajina, Anna, Fadda, Dario, Choi, Phil, Armus, Lee, Helou, George, ...
We present the mid-infrared (MIR) spectra obtained with the Spitzer InfraRed Spectrograph (IRS) for a sample of 52 sources, selected as infrared luminous, z>1 candidates in the Extragalactic First...
A population of high-redshift type 2 quasars – I. Selection criteria and optical spectra (2006)
Martínez-Sansigre, Alejo, Rawlings, Steve, Lacy, Mark, Fadda, Dario, Jarvis, Matt J., Marleau, Francine R., ...
We discuss the relative merits of mid-infrared and X-ray selection of type 2 quasars. We describe the mid-infrared, near-infrared and radio selection criteria used to find a population of redshift...
Fadda, Dario, Marleau, Francine R., Storrie-Lombardi, Lisa J., Makozov, David, Frayer, David T., Appleton, P. N., ...
We present the reduction of the 24 μm data obtained during the first cosmological survey performed by the Spitzer Space Telescope. Images of a region of sky at moderately high Galactic latitude (l =...
A population of high-redshift type-2 quasars-I. Selection Criteria and Optical Spectra (2006)
Martinez-Sansigre, Alejo, Rawlings, Steve, Lacy, Mark, Fadda, Dario, Jarvis, Matt J., Marleau, Francine R., ...
We discuss the relative merits of mid-infrared and X-ray selection of type-2 quasars. We describe the mid-infrared, near-infrared and radio selection criteria used to find a population of redshift...
Fadda, Dario, Marleau, F. R., Storrie-Lombardi, L. J., Makovoz, D., Frayer, D. T., Appleton, P. N., ...
We present the reduction of the 24 micron data obtained during the first cosmological survey performed by the Spitzer Space Telescope (First Look Survey, FLS). The survey consists of a shallow...
Reddy, Naveen A., Steidel, Charles C., Fadda, Dario, Yan, Lin, Pettini, Max, Shapley, Alice E., ...
Using very deep Spitzer/MIPS 24 micron observations, we present an analysis of the bolometric luminosities (L[bol]) and UV extinction properties of more than 200 spectroscopically identified,...
A population of high-redshift type-2 quasars-I. Selection Criteria and Optical Spectra (2006)
Alejo Martínez-sansigre, Steve Rawlings, Mark Lacy, Dario Fadda, Matt J. Jarvis, Francine R. Marleau, ...
For a long time, a population of obscured (type-2) radioquiet quasars has been postulated from modelling the hard (energies � 1 keV) X-ray background as the sum of the emission from extragalactic...
Most supermassive black hole growth is obscured by dust (2005)
Martinez-Sansigre, Alejo, Rawlings, Steve, Lacy, Mark, Fadda, Dario, Marleau, Francine R., Simpson, Chris, ...
We present an alternative method to X-ray surveys for hunting down the high-redshift type-2 quasar population, using Spitzer and VLA data on the Spitzer First Look Survey. By demanding objects to be...
The obscuration by dust of most of the growth of supermassive black holes (2005)
Martinez-Sansigre, Alejo, Rawlings, Steve, Lacy, Mark, Fadda, Dario, Marleau, Francine R., Simpson, Chris, ...
Supermassive black holes underwent periods of exponential growth during which we seem them as quasars in the distant Universe. The summed emission from these quasars generates the cosmic X-ray...
Fadda, Dario, Lari, Carlo, Rodighiero, Giulia, Franceschini, Alberto, Elbaz, David, Cesarsky, Catherine, ...
We present the image and catalogue of the 14.3 micron shallow survey of 0.55 square degrees in the region of the Lockman Hole (10h52m03s +57d21m46s, J2000) with the Infrared Space Observatory (ISO)....
The First Measurements of Galaxy Clustering from IRAC Data of the Spitzer First Look Survey (2004)
Fang, Fan, Shupe, David L., Wilson, Gillian, Lacy, Mark, Fadda, Dario, Jarrett, Tom, ...
We present the first results of the angular auto-correlation function of the galaxies detected by the Infrared Array Camera (IRAC) instrument in the First Look Survey (FLS) of the Spitzer Space...
Luminous Infrared Starbursts in a Cluster of Galaxies (2004)
Duc, Pierre-Alain, Fadda, Dario, Poggianti, Bianca, Elbaz, David, Biviano, Andrea, Flores, Hector, ...
Analysing mid--infrared ISOCAM images of the cluster of galaxies J1888.16CL, we identified among its members several particularly active galaxies with total infrared luminosities well above 10^{11}...
Fadda, Dario, Jannuzi, Buell, Ford, Alyson, Storrie-Lombardi, Lisa J.
(Abridged) We present R-band images covering more than 11 square degrees of sky obtained with the KPNO 4-m telescope in preparation for the Spitzer Space Telescope First Look Survey. The FLS was...
The LARI Method for ISO-CAM/PHOT Data Reduction and Analysis (2002)
Lari, Carlo, Vaccari, Mattia, Rodighiero, Giulia, Fadda, Dario, Gruppioni, Carlotta, Pozzi, Francesca, ...
The techniques and software tools developed for the reduction and analysis of ISO-CAM/PHOT data with the LARI method are presented. The method, designed for the detection of faint sources in ISO...
The AGN contribution to mid-infrared surveys (2001)
Fadda, Dario, Flores, Hector, Hasinger, Guenther, Franceschini, Alberto, Altieri, Bruno, Cesarsky, Catherine, ...
We provide constraints on the AGN contribution to the mid-IR extragalactic background light from a correlation analysis of deep X-ray and mid-IR observations in two regions centred on the Lockman...
Franceschini, Alberto, Fadda, Dario, Cesarsky, Catherine, Elbaz, David, Flores, Hector, Granato, Gian Luigi
We analyse very deep X-ray and mid-IR surveys in common areas of the Lockman Hole and the HDF North to study the sources of the X-ray background (XRB) and to test the standard obscured accretion...
Fadda, Dario, Duc, Pierre-Alain
The evolution of galaxies in cluster environments can be studied using mid-IR observations which trace star forming regions hidden by dust. The optical follow-up of A1689 (z=0.2), observed at 6.7 and...
Source Counts from the 15 microns ISOCAM Deep Surveys (1999)
Elbaz, David, Cesarsky, C.J., Fadda, Dario, Franceschini, Alberto, Danese, Luigi
We present the results of the five mid-IR 15 microns (12-18 microns LW3 band) ISOCAM Guaranteed Time Extragalactic Surveys performed in the regions of the Lockman Hole and Marano Field. The roughly...
Deep ISOCAM Observations of Galaxy Clusters (1998)
Ten galaxy clusters, with redshift ranging from 0.2 to 1, have been observed with the ISO camera in the two bands LW2 and LW3 (centered respectively at 6.75 and 15 microns). We present a first...
Fadda, Dario, Giuricin, Giuliano, Granato, Gian Luigi, Vecchies, Donatella
For an extended sample of Seyfert galaxies we compile from the literature the infrared fluxes in the four IRAS bands, the ground-based small-beam (~ 5-10") fluxes in the standard Q, N, M, L (or L')...
Density estimation with non-parametric methods (1997)
Fadda, Dario, Slezak, Eric, Bijaoui, Albert
One key issue in several astrophysical problems is the evaluation of the density probability function underlying an observational discrete data set. We here review two non-parametric density...
The Observational Distribution of Internal Velocity Dispersions in Nearby Galaxy Clusters (1996)
Fadda, Dario, Girardi, Marisa, Giuricin, Giuliano, Mardirossian, Fabio, Mezzetti, Marino
We analyze the internal velocity dispersions of a sample of 172 nearby galaxy clusters (z < 0.15), each of which has at least 30 available galaxy redshifts, and spans a large richness range. Cluster...
Compact Radio Sources and Nuclear Activity in Seyfert Galaxies (1996)
Giuricin, Giuliano, Fadda, Dario, Mezzetti, Marino
Using recent high-resolution radio observations of a large sample of Seyfert galaxies (Roy et al. 1994), we analyze the relations between the compact radio core emission and several nuclear and host...