Evolution of the Early-Type Galaxy Fraction in Clusters since z = 0.8 (2009)
Simard, Luc, Clowe, Douglas, Desai, Vandana, Dalcanton, Julianne J., Von Der Linden, Anja, Poggianti, Bianca M., ...
We study the morphological content of a large sample of high-redshift clusters to determine its dependence on cluster mass and redshift. Quantitative morphologies are based on bulge+disk...
De Lucia, Gabriella, Poggianti, Bianca M., Halliday, Claire, Milvang-Jensen, Bo, Noll, Stefan, Smail, Ian, ...
We present new deep spectroscopic observations of 0.05--0.5 L_* galaxies in one cluster (cl1232.5-1250) drawn from the ESO Distant Cluster Survey (EDisCS) sample, at z = 0.54. The new data extend the...
Evolution of the Rate and Mode of Star Formation in Galaxies since z=0.7 (2009)
Dressler, Alan, Oemler, Augustus, Gladders, Michael G., Bai, Lei, Rigby, Jane R., ...
We present the star formation rate (SFR) and starburst fraction (SBF) for a sample of field galaxies from the ICBS intermediate-redshift cluster survey. We use [O II] and Spitzer 24 micron fluxes to...
The ESO Distant Cluster Sample: galaxy evolution and environment out to z=1 (2009)
Poggianti, Bianca M., Aragon-Salamanca, Alfonso, Bamford, Steven, Barazza, Fabio, Best, Philip, Clowe, Douglas, ...
The ESO Distant Cluster Survey (EDisCS, P.I. Simon D.M. White, LP 166.A-0162) is an ESO large programme aimed at studying clusters and cluster galaxies at z=0.4-1. How different is the evolution of...
The evolution of spiral, S0 and elliptical galaxies in clusters (2009)
Poggianti, Bianca M., Fasano, Giovanni, Bettoni, Daniela, Cava, Antonio, Dressler, A., Vanzella, E., ...
We quantify the evolution of the spiral, S0 and elliptical fractions in galaxy clusters as a function of cluster velocity dispersion ($\sigma$) and X-ray luminosity ($L_X$) using a new database of 72...
The Environments of Starburst and Post-Starburst Galaxies at z = 0.4-0.8 (2009)
Poggianti, Bianca M., Aragόn-Salamanca, Alfonso, Zaritsky, Dennis, Milvang-Jensen, Bo, Desai, Vandana, ...
Post-starburst (E+A or k+a) spectra, characterized by their exceptionally strong Balmer lines in absorption and the lack of emission lines, belong to galaxies in which the star formation (SF)...
Frequency and properties of bars in cluster and field galaxies at intermediate redshifts (2009)
Barazza, Fabio D., Jablonka, Pascale, Desai, Vandana, Jogee, Shardha, Aragon-Salamanca, Alfonso, De Lucia, Gabriella, ...
We present a study of large-scale bars in field and cluster environments out to redshifts of ~0.8 using a final sample of 945 moderately inclined disk galaxies drawn from the EDisCS project. We...
The evolution of spiral, S0 and elliptical galaxies in clusters (2009)
Poggianti, Bianca M., Fasano, Giovanni, Bettoni, Daniela, Cava, Antonio, Dressler, A., Vanzella, E., ...
We quantify the evolution of the spiral, S0 and elliptical fractions in galaxy clusters as a function of cluster velocity dispersion (sigma) and X-ray luminosity (L_X) using a new database of 72...
WINGS-SPE spectroscopy in the WIde-field Nearby Galaxy-cluster Survey (2009)
Cava, A., Bettoni, Daniela, Poggianti, Bianca M., Couch, W. J., Moles, Mariano, Varela, Jesus, ...
Aims. We present the results from a comprehensive spectroscopic survey of the WINGS (WIde-field Nearby Galaxy-cluster Survey) clusters, a program called WINGS-SPE. The WINGS-SPE sample consists of 48...
The environments of starburst and post-starburst galaxies at z = 0.4-0.8 (2009)
Poggianti, Bianca M., Aragón-Salamanca, Alfonso, Zaritsky, Dennis, De Lucia, Gabriella, Milvang-Jensen, Bo, Desai, Vandana, ...
Varela, Jesus, D'Onofrio, Mauro, Marmo, C., Fasano, Giovanni, Bettoni, Daniela, Cava, A., ...
Context. This is the second paper of a series devoted to the WIde Field Nearby Galaxy-cluster Survey (WINGS). WINGS is a long term project which is gathering wide-field, multi-band imaging and...
WINGS: a WIde-field Nearby Galaxy-cluster Survey (2009)
Varela, Jesus, D'Onofrio, Mauro, Marmo, C., Fasano, Giovanni, Bettoni, D., Cava, Antonio, ...
Context. This is the second paper of a series devoted to the WIde Field Nearby Galaxy-cluster Survey (WINGS). WINGS is a long term project which is gathering wide-field, multi-band imaging and...
The evolution of spiral, S0 and elliptical galaxies in clusters (2009)
Poggianti, Bianca M., Fasano, Giovanni, Bettoni, Daniela, Cava, Antonio, Dressler, A., Vanzella, E., ...
We quantify the evolution of the spiral, S0 and elliptical fractions in galaxy clusters as a function of cluster velocity dispersion (sigma) and X-ray luminosity (L_X) using a new database of 72...
WINGS-SPE spectroscopy in the WIde-field Nearby Galaxy-cluster Survey (2009)
Cava, A., Bettoni, Daniela, Poggianti, Bianca M., Couch, W. J., Moles, Mariano, Varela, Jesus, ...
Aims. We present the results from a comprehensive spectroscopic survey of the WINGS (WIde-field Nearby Galaxy-cluster Survey) clusters, a program called WINGS-SPE. The WINGS-SPE sample consists of 48...
Varela, Jesus, D'Onofrio, Mauro, Marmo, C., Fasano, Giovanni, Bettoni, Daniela, Cava, A., ...
Context. This is the second paper of a series devoted to the WIde Field Nearby Galaxy-cluster Survey (WINGS). WINGS is a long term project which is gathering wide-field, multi-band imaging and...
WINGS: a WIde-field Nearby Galaxy-cluster Survey (2009)
Varela, Jesus, D'Onofrio, Mauro, Marmo, C., Fasano, Giovanni, Bettoni, D., Cava, Antonio, ...
Context. This is the second paper of a series devoted to the WIde Field Nearby Galaxy-cluster Survey (WINGS). WINGS is a long term project which is gathering wide-field, multi-band imaging and...
The environments of starburst and post-starburst galaxies at z=0.4-0.8 (2008)
Poggianti, Bianca M., Aragon-Salamanca, Alfonso, Zaritsky, Dennis, De Lucia, Gabriella, Milvang-Jensen, Bo, Desai, Vandana, ...
Post-starburst (E+A or k+a) spectra, characterized by their exceptionally strong Balmer lines in absorption and the lack of emission lines, belong to galaxies in which the star formation activity...
Poggianti, Bianca M., Desai, Vandana, Finn, Rose, Bamford, Steven, De Lucia, Gabriella, Varela, Jesus, ...
We investigate how the [O II] properties and the morphologies of galaxies in clusters and groups at z = 0.4–0.8 depend on projected local galaxy density, and compare with the field at similar...
Poggianti, Bianca M., Desai, Vandana, Finn, Rose, Bamford, Steven, De Lucia, Gabriella, Varela, Jesus, ...
We investigate how the [OII] properties and the morphologies of galaxies in clusters and groups at z=0.4-0.8 depend on projected local galaxy density, and compare with the field at similar redshifts...
De Lucia, Gabriella, Poggianti, Bianca M.
We present recent results on the evolution of the colour-magnitude relation and of the star formation activity in galaxy clusters since z~0.8. Results are based on the ESO Distant Cluster Survey...
Milvang-Jensen, Bo, Noll, Stefan, Halliday, Claire, Poggianti, Bianca M., Jablonka, Pascale, Aragon-Salamanca, Alfonso, ...
AIMS. We present spectroscopic observations of galaxies in 15 survey fields as part of the ESO Distant Cluster Survey (EDisCS). We determine the redshifts and velocity dispersions of the galaxy...
The HST/ACS Coma Cluster Survey: I - Survey Objectives and Design (2008)
Carter, David, Goudfrooij, Paul, Mobasher, Bahram, Ferguson, Henry C., Puzia, Thomas H., Aguerri, Alfonso L., ...
We describe the HST ACS Coma cluster Treasury survey, a deep two-passband imaging survey of one of the nearest rich clusters of galaxies, the Coma cluster (Abell 1656). The survey was designed to...
Carter, David, Goudfrooij, Paul, Mobasher, Bahram, Ferguson, Henry C., Puzia, Thomas H., Aguerri, Alfonso L., ...
Poggianti, Bianca M., Desai, Vandana, Finn, Rose, Bamford, Steven, De Lucia, Gabriella, Varela, Jesus, ...
Carter, David, Goudfrooij, Paul, Mobasher, Bahram, Ferguson, Henry C., Puzia, Thomas H., Aguerri, Alfonso L., ...
We describe the HST ACS Coma Cluster Treasury survey, a deep two-passband imaging survey of one of the nearest rich clusters of galaxies, the Coma Cluster (Abell 1656). The survey was designed to...
Carter, David, Goudfrooij, Paul, Mobasher, Bahram, Ferguson, Henry C., Puzia, Thomas H., Aguerri, Alfonso L., ...
We describe the HST ACS Coma Cluster Treasury survey, a deep two-passband imaging survey of one of the nearest rich clusters of galaxies, the Coma Cluster (Abell 1656). The survey was designed to...
The build-up of the colour–magnitude relation in galaxy clusters since z ~ 0.8 (2007)
De Lucia, Gabriella, Poggianti, Bianca M., Aragón-Salamanca, Alfonso, White, Simon D. M., Zaritsky, Dennis, Clowe, Douglas, ...
The build-up of the colour–magnitude relation in galaxy clusters since z ~ 0.8 (2007)
De Lucia, Gabriella, Poggianti, Bianca M., Aragón-Salamanca, Alfonso, White, Simon D. M., Zaritsky, Dennis, Clowe, Douglas, ...
The build-up of the colour-magnitude relation in galaxy clusters since z~0.8 (2006)
De Lucia, Gabriella, Poggianti, Bianca M., Aragon-Salamanca, Alfonso, White, Simon D. M., Zaritsky, Dennis, Clowe, Douglas, ...
Using galaxy clusters from the ESO Distant Cluster Survey, we study how the distribution of galaxies along the colour-magnitude relation has evolved since z~0.8. While red-sequence galaxies in all...
The evolution of the star formation activity in galaxies and its dependence on environment (2006)
Poggianti, Bianca M., Von Der Linden, Anja, De Lucia, Gabriella, Desai, Vandana, Simard, Luc, Halliday, Claire, ...
The evolution of the star formation activity in galaxies and its dependence on environment (2006)
Poggianti, Bianca M., Von Der Linden, Anja, De Lucia, Gabriella, Desai, Vandana, Simard, Luc, Halliday, Claire, ...
Studying The Star Formation Histories of Galaxies in Clusters from Composite Spectra (2004)
Dressler, Alan, Oemler, Augustus, Poggianti, Bianca M., Smail, Ian, Trager, Scott, ...
We have formed ``composite spectra'' by combining the integrated-light spectra of individual galaxies in 8 intermediate-redshift and 12 low-redshift clusters of galaxies. Because these composite...
Studying the star formation histories of galaxies in clusters from composite spectra (2004)
Dressler, Alan, Oemler Jr, Augustus, Poggianti, Bianca M., Smail, Ian, Trager, Scott, Shectman, Stephen A., ...
We have formed 'composite spectra' by combining the integrated-light spectra of individual galaxies in eight intermediate-redshift and 12 low-redshift clusters of galaxies. Because these composite...
Studying the star formation histories of galaxies in clusters from composite spectra (2004)
Dressler, Alan, Oemler Jr, Augustus, Poggianti, Bianca M., Smail, Ian, Trager, Scott, Shectman, Stephen A., ...
We have formed 'composite spectra' by combining the integrated-light spectra of individual galaxies in eight intermediate-redshift and 12 low-redshift clusters of galaxies. Because these composite...
The relation between galactic properties and cluster structure (2003)
Poggianti, Bianca M., Bridges, Terry J., Yagi, M., Komiyama, Y., Carter, D., Mobasher, B., ...
A satisfactory understanding of the origin of the dependence of galaxy properties on their environment has remained, so far, out of reach. In the light of numerous observational results and...
Stellar Populations, Butcher-Oemler Effect, Star Formation in Clusters (2003)
In this brief overview of the stellar populations of galaxies in clusters I highlight some of the most recent results, including the downsizing of the k+a population and the star formation--local...
Two formation paths for cluster dwarf galaxies? (2003)
Poggianti, Bianca M., Kashikawa, Nobunari, Bridges, Terry, Mobasher, Bahram, Komiyama, Yutaka, Carter, Dave, ...
A surprising result of our recent spectroscopic survey of galaxies in the Coma cluster has been the discovery of a possible bimodal distribution in the metallicities of faint galaxies at $M_B>-17$....
Modeling stellar populations in cluster galaxies (2003)
In this review I highlight the role played by spectrophotometric models in the study of galaxy evolution in distant clusters. I summarize the main achievements of the modeling of k+a spectra, the...
Mobasher, Bahram, Colless, Matthew, Carter, Dave, Poggianti, Bianca M., Bridges, Terry J., Krantz, Kelly, ...
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Mobasher, Bahram, Colless, Matthew, Carter, Dave, Poggianti, Bianca M., Bridges, Terry J., Krantz, Kelly, ...
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Mobasher, Bahram, Colless, Matthew, Carter, Dave, Poggianti, Bianca M., Bridges, Terry J., Krantz, Kelly, ...
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Mobasher, Bahram, Colless, Matthew, Carter, Dave, Poggianti, Bianca M., Bridges, Terry J., Krantz, Kelly, ...
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Mobasher, Bahram, Colless, Matthew, Carter, Dave, Poggianti, Bianca M., Bridges, Terry J., Krantz, Kelly, ...
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Mobasher, Bahram, Colless, Matthew, Carter, Dave, Poggianti, Bianca M., Bridges, Terry J., Krantz, Kelly, ...
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Color, spectral and morphological transformations of galaxies in clusters (2002)
In this review I focus on the galactic properties in clusters at $z>0.1-02$. The most salient results regarding the evolution in galaxy colors, spectral features and morphologies are discussed.
Environment Shaping Galaxies: Spectroscopy of Cluster Galaxies (2002)
In this paper I present some recent and new results regarding the effects of the cluster environment on the star formation history of galaxies. Three main aspects are discussed: the differences in...
Substructure in the Coma cluster: giants versus dwarfs (2002)
Edwards, Scott A., Colless, Matthew, Bridges, Terry J., Carter, Dave, Mobasher, Bahram, Poggianti, Bianca M.
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Substructure in the Coma cluster: giants versus dwarfs (2002)
Edwards, Scott A., Colless, Matthew, Bridges, Terry J., Carter, Dave, Mobasher, Bahram, Poggianti, Bianca M.
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Substructure in the Coma cluster: giants versus dwarfs (2002)
Edwards, Scott A., Colless, Matthew, Bridges, Terry J., Carter, Dave, Mobasher, Bahram, Poggianti, Bianca M.
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Substructure in the Coma cluster: giants versus dwarfs (2002)
Edwards, Scott A., Colless, Matthew, Bridges, Terry J., Carter, Dave, Mobasher, Bahram, Poggianti, Bianca M.
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Substructure in the Coma cluster: giants versus dwarfs (2002)
Edwards, Scott A., Colless, Matthew, Bridges, Terry J., Carter, Dave, Mobasher, Bahram, Poggianti, Bianca M.
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Substructure in the Coma cluster: giants versus dwarfs (2002)
Edwards, Scott A., Colless, Matthew, Bridges, Terry J., Carter, Dave, Mobasher, Bahram, Poggianti, Bianca M.
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Substructure in the Coma cluster: giants versus dwarfs (2002)
Edwards, Scott A., Colless, Matthew, Bridges, Terry J., Carter, Dave, Mobasher, Bahram, Poggianti, Bianca M.
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Substructure in the Coma Cluster: Giants vs Dwarfs (2001)
Edwards, Scott A., Colless, Matthew, Bridges, Terry J., Carter, Dave, Mobasher, Bahram, Poggianti, Bianca M.
The processes that form and shape galaxy clusters, such as infall, mergers and dynamical relaxation, tend to generate distinguishable differences between the distributions of a cluster's giant and...
Tracing cosmic evolution with the Coma cluster (2001)
Poggianti, Bianca M., Bridges, Terry J., Mobasher, Bahram, Carter, Dave
We summarize here the first results of a new spectroscopic survey of galaxies in the Coma cluster with -20.5 < M_B < -14. Differences between the last epoch of star formation (SF) activity in S0 and...
Evolution of galaxy morphologies in clusters (2001)
Fasano, Giovanni, Poggianti, Bianca M., Couch, Warrick, Bettoni, Daniela, Kjaergaard, Per, Moles, Mariano
We have studied the evolution of galaxian morphologies from ground-based, good-seeing images of 9 clusters at z=0.09-0.25. The comparison of our data with those relative to higher redshift clusters...
Evolution of galaxy morphologies in clusters (2001)
Fasano, Giovanni, Poggianti, Bianca M., Couch, Warrick, Bettoni, Daniela, Kjaergaard, Per, Moles, Mariano
We have studied the evolution of galaxian morphologies from ground-based, good-seeing images of 9 clusters at z=0.09-0.25. The comparison of our data with those relative to higher redshift clusters...
Star Formation and Selective Dust Extinction in Luminous Starburst Galaxies (2000)
Poggianti, Bianca M., Bressan, Alessandro, Franceschini, Alberto
We investigate the star formation and dust extinction properties of very luminous infrared galaxies whose spectra display a strong Hdelta line in absorption and a moderate [OII] emission (e[a]...
Environmental Effects on Gas and Galaxy Evolution in Clusters (2000)
Poggianti, Bianca M., Van Gorkom, Jacqueline H.
The cluster environment is the site of important transformations in galaxies at a relatively recent cosmological epoch: the galactic morphological types and star formation activity have evolved...
Galactic Morphologies in Distant Clusters (2000)
The abundance of elliptical, S0 and spiral galaxies in clusters is presented as a function of redshift comparing the results of the HST distant cluster studies with new data at z~0.2 and with the...
Evolution of Galaxy morphologies in Clusters (2000)
Fasano, Giovanni, Poggianti, Bianca M., Couch, Warrick J., Bettoni, Daniela, Kjaergaard, Per, Moles, Mariano
We have studied the evolution of galaxian morphologies from ground-based, good-seeing images of 9 clusters at z=0.09-0.25. The comparison of our data with those relative to higher redshift clusters...
The Star Formation Histories Of Galaxies In Distant Clusters (1999)
Bianca M. Poggianti, Alan Dressler, Warrick J. Couch, Amy J. Barger
We present a detailed analysis of the spectroscopic catalog of galaxies in 10 distant clusters from Dressler et al. (1999, D99). We investigate the nature of the different spectral classes defined by...
Spectra of Cluster Galaxies at z~0.4 (1997)
The ``MORPHS'' group has obtained an extensive spectroscopic dataset of galaxies in the fields of 10 rich clusters at $0.37
Evolution since z = 0.5 of the Morphology-Density relation for Clusters of Galaxies (1997)
Dressler, Alan, Oemler, Augustus, Couch, Warrick J., Smail, Ian, Ellis, Richard S., ...
Using traditional morphological classifications of galaxies in 10 intermediate-redshift (z~0.5) clusters observed with WFPC-2 on the Hubble Space Telescope, we derive relations between morphology and...
Evolution Since Z = 0.5 Of The Morphology-Density Relation For Clusters Of Galaxies (1997)
Alan Dressler Augustus, Alan Dressler, Warrick J. Couch, Ian Smail, Richard S. Ellis, Bianca M. Poggianti, ...
Using traditional morphological classifications of galaxies in 10 intermediate-redshift (z ¸ 0.5) clusters observed with WFPC-2 on the Hubble Space Telescope, we derive relations between morphology...