Penny, Samantha J., Conselice, Christopher J., De Rijcke, Sven, Held, Enrico V.
Using deep HST/ACS observations of the core of the Perseus Cluster, we identify a large population of dwarf elliptical galaxies down to M_V = -12. All these dwarfs are remarkably smooth in...
Conselice, Christopher J., Arnold, Jessica
We present an analysis of the structures, sizes, star formation rates and local environmental properties of galaxies at z ~ 4–6 (τ_(universe) < 2 Gyr ), utilizing deep Hubble Space Telescope...
Understanding the role of mergers in galaxy formation is one of the most outstanding problems in extragalactic astronomy. While we now have an idea for how the merger fraction evolves at redshifts z...
Conselice, Christopher J., Arnold, Jessica
We present an analysis of the structures, sizes, star formation rates, and local environmental properties of galaxies at z~4-6, utilising deep Hubble Space Telescope imaging of the Hubble Ultra Deep...
A Comparison of Galaxy Merger History Observations and Predictions from Semi-Analytic Models (2009)
Bertone, Serena, Conselice, Christopher J.
We present a detailed analysis of predicted galaxy-galaxy merger fractions and rates in the Millennium simulation and compare these with the most up to date observations of the same quantities up to...
Jogee, Shardha, Miller, Sarah H., Penner, Kyle, Skelton, Rosalind E., Conselice, Christopher J., Somerville, Rachel S., ...
We perform a comprehensive estimate of the frequency of galaxy mergers and their impact on star formation over z~0.24--0.80 (lookback time T_b~3--7 Gyr) using 3698 (M*>=1e9 Msun) galaxies with GEMS...
Casey, Caitlin M., Chapman, Scott C., Muxlow, Tom W. B., Beswick, Rob J., Alexander, David M., Conselice, Christopher J.
We present high spatial resolution MERLIN 1.4GHz radio observations of two high redshift (z~2) sources, RGJ123623 (HDF147) and RGJ123617 (HDF130), selected as the brightest radio sources from a...
Conselice, Christopher J., Yang, Cui, Bluck, Asa F. L.
Utilizing deep Hubble Space Telescope imaging from the two largest field galaxy surveys, the Extended Groth Strip (EGS) and the COSMOS survey, we examine the structural properties, and derive the...
Bluck, Asa F. L., Conselice, Christopher J., Bouwens, Rychard J., Daddi, Emanuele, Dickinson, Mark, Papovich, Casey, ...
We calculate the major pair fraction and derive the major merger fraction and rate for 82 massive ($M_{*}>10^{11}M_{\odot}$) galaxies at $1.7 < z < 3.0$ utilising deep HST NICMOS data taken in the...
Extremely Compact Massive Galaxies at 1.7 (2008)
Buitrago, Fernando, Trujillo, Ignacio, Conselice, Christopher J.
We measure and analyse the sizes of 82 massive (M >= 10^11 M_Sun) galaxies at 1.7
Greve, Thomas R., Pope, Alexandra, Scott, Douglas, Ivison, Rob J., Borys, Colin, Conselice, Christopher J., ...
We present a 1200-mu m image of the Great Observatories Origin Deep Survey North (GOODS-N) field, obtained with the Max Planck Millimetre Bolometer array (MAMBO) on the IRAM 30-m telescope. The...
Size evolution of the most massive galaxies at 1.7 (2008)
Buitrago, Fernando, Trujillo, Ignacio, Conselice, Christopher J., Bouwens, Rychard J., Dickinson, Mark, Yan, Haojing
We measure the sizes of 82 massive (M>10^11 M_sun) galaxies at 1.72 our results are compatible with both a leveling off, or a mild evolution in size. Furthermore, the high density (~2x10^10 M_sun...
AEGIS: new evidence linking active galactic nuclei to the quenching of star formation (2008)
Bundy, Kevin, Georgakakis, Antonis, Nandra, Kirpal, Ellis, Richard S., Conselice, Christopher J., Laird, Elise, ...
Using Chandra X-ray observations in the All-Wavelength Extended Groth Strip International Survey (AEGIS) we identify 241 X-ray-selected active galactic nuclei (AGNs; L2–10 > 10^42 ergs s^−1) and...
Exploring the evolutionary paths of the most massive galaxies since z~2 (2008)
Perez-Gonzalez, Pablo G., Trujillo, Ignacio, Barro, Guillermo, Gallego, Jesus, Zamorano, Jaime, Conselice, Christopher J.
We use Spitzer MIPS data from the FIDEL Legacy Project in the Extended Groth Strip to analyze the stellar mass assembly of massive (M>10^11 M_sun) galaxies at z1.3, the median specific SFRs of the...
Star Formation and Merging in Massive Galaxies at z < 2 (2008)
Observing massive galaxies at various redshifts is one of the most straightforward and direct approaches towards understanding galaxy formation. There is now largely a consensus that the massive...
Ubiquitous outflows in DEEP2 spectra of star-forming galaxies at z=1.4 (2008)
Weiner, Benjamin J., Coil, Alison L., Prochaska, Jason X., Newman, Jeffrey A., Cooper, Michael C., Bundy, Kevin, ...
Galactic winds are a prime suspect for the metal enrichment of the intergalactic medium and may have a strong influence on the chemical evolution of galaxies and the nature of QSO absorption line...
Lin, Lihwai, Patton, David R., Koo, David C., Casteels, Kevin, Conselice, Christopher J., Faber, S. M., ...
We study the redshift evolution of galaxy pair fractions and merger rates for different types of galaxies using kinematic pairs selected from the DEEP2 Redshift Survey. By parameterizing the...
Galaxy and Mass Assembly (GAMA) (2008)
Driver, Simon P., Baldry, Ivan K., Bamford, S., Bland-Hawthorn, Joss, Bridges, Terry J., Cameron, Ewan, ...
The GAMA survey aims to deliver 250,000 optical spectra (3--7Ang resolution) over 250 sq. degrees to spectroscopic limits of r_{AB}
Galaxy and Mass Assembly (GAMA) (2008)
Driver, Simon P., Baldry, Ivan K., Bamford, S., Bland-Hawthorn, Joss, Bridges, Terry J., Cameron, Ewan, ...
The GAMA survey aims to deliver 250,000 optical spectra (3--7Ang resolution) over 250 sq. degrees to spectroscopic limits of r_{AB}
Greve, Thomas R., Pope, Alexandra, Scott, Douglas, Ivison, Rob J., Borys, Colin, Conselice, Christopher J., ...
We present a 1200-mum image of the Great Observatories Origin Deep Survey North (GOODS-N) field, obtained with the Max Planck Millimetre Bolometer array (MAMBO) on the IRAM 30-m telescope. The survey...
Galaxy and Mass Assembly (GAMA) (2008)
Driver, Simon P., Baldry, Ivan K., Bamford, S., Bland-Hawthorn, Joss, Bridges, Terry J., Cameron, Ewan, ...
The GAMA survey aims to deliver 250,000 optical spectra (3--7Ang resolution) over 250 sq. degrees to spectroscopic limits of r_{AB}
Atkinson, Nicola, Conselice, Christopher J., Fox, Nicole
Recent observations of distant disk galaxies show that there is little to no evolution in the relation between maximum rotation speed and stellar mass at z < 1.2. There is however a significant...
Seeing Galaxies Through Thick and Thin: I. Optical Opacity Measures in Overlapping Galaxies (2007)
Raymond White Iii, C. Keel, Christopher J. Conselice
We describe the use of partially overlapping galaxies to provide direct measurements of the effective absorption in galaxy disks, independent of assumptions about internal disk structure. The...
The Symmetry, Color and Morphology of Galaxies in the Hubble Deep Field (2007)
Christopher J. Conselice, Matthew A. Bershady
We present a new method of utilizing the color and asymmetry values for galaxies in the Hubble Deep Field to determine both their morphological features and physical parameters. By using a...
Accepted to the Astrophysical Journal Early-type dwarfs are the most common galaxy in the local universe, yet their origin and evolution remain a mystery. Various cosmological scenarios predict that...
Conselice, Christopher J., Rajgor, Sheena, Myers, Robert
This paper begins a series in which we examine the structures of distant galaxies to directly determine the history of their formation modes. We start this series by examining the structures of...
AEGIS: New Evidence Linking Active Galactic Nuclei to the Quenching of Star Formation (2007)
Bundy, Kevin, Georgakakis, Antonis, Nandra, Kirpal, Ellis, Richard S., Conselice, Christopher J., Laird, Elise, ...
Utilizing Chandra X-ray observations in the All-wavelength Extended Groth Strip International Survey (AEGIS) we identify 241 X-ray selected Active Galactic Nuclei (AGNs, L > 10^{42} ergs/s) and study...
Penny, Samantha J., Conselice, Christopher J.
We present the result of a photometric and Keck-LRIS spectroscopic study of dwarf galaxies in the core of the Perseus Cluster, down to a magnitude of M_B = -12.5. Spectra were obtained for...
Galaxy Bulges at Mid and High-Redshift (2007)
Bulges are a major galaxy component in the nearby universe, and are one of the primary features that differentiates and defines galaxies. The origin of bulges can be directly probed in part by...
Strong size evolution of the most massive galaxies since z~2 (2007)
Trujillo, Ignacio, Conselice, Christopher J., Bundy, Kevin, Cooper, M. C., Eisenhardt, P., Ellis, Richard S.
Using the combined capabilities of the large near-infrared Palomar/DEEP-2 survey, and the superb resolution of the ACS HST camera, we explore the size evolution of 831 very massive galaxies...
Cooper, Michael C., Newman, Jeffrey A., Weiner, Benjamin J., Yan, Renbin, Willmer, Christopher N. A., Bundy, Kevin, ...
Using galaxy samples drawn from the Sloan Digital Sky Survey and the DEEP2 Galaxy Redshift Survey, we study the relationship between star formation and environment at z ~ 0.1 and z ~ 1. We estimate...
New Constraints on the Lyman Continuum Escape Fraction at z~1.3 (2007)
Siana, Brian, Teplitz, Harry I., Colbert, James, Ferguson, Henry C., Dickinson, Mark, Brown, Thomas M., ...
We examine deep far-ultraviolet (1600 Angstrom) imaging of the Hubble Deep Field-North (HDFN) and the Hubble Ultra Deep Field (HUDF) to search for leaking Lyman continuum radiation from starburst...
The Assembly History of Massive Galaxies: What Do We Know? (2007)
Understanding the formation history of massive galaxies is one of most popular and longstanding problems in astronomy, with observations and theory addressing how and when these systems assembled....
De Propris, Roberto, Conselice, Christopher J., Liske, Jochen, Driver, Simon P., Patton, David R., Graham, Alister W., ...
We compare the use of galaxy asymmetry and pair proximity for measuring galaxy merger fractions and rates for a volume limited sample of 3184 galaxies with -21 < MB - 5 log h < - 18 mag. and 0.010 <...
De Propris, Roberto, Conselice, Christopher J., Liske, Jochen, Driver, Simon P., Patton, David R., Graham, Alister W., ...
We compare the use of galaxy asymmetry and pair proximity for measuring galaxy merger fractions and rates for a volume limited sample of 3184 galaxies with -21 < MB - 5 log h < - 18 mag. and 0.010 <...
De Propris, Roberto, Conselice, Christopher J., Liske, Jochen, Driver, Simon P., Patton, David R., Graham, Alister W., ...
We compare the use of galaxy asymmetry and pair proximity for measuring galaxy merger fractions and rates for a volume limited sample of 3184 galaxies with -21 < MB - 5 log h < - 18 mag. and 0.010 <...
De Propris, Roberto, Conselice, Christopher J., Liske, Jochen, Driver, Simon P., Patton, David R., Graham, Alister W., ...
We compare the use of galaxy asymmetry and pair proximity for measuring galaxy merger fractions and rates for a volume limited sample of 3184 galaxies with -21 < MB - 5 log h < - 18 mag. and 0.010 <...
De Propris, Roberto, Conselice, Christopher J., Liske, Jochen, Driver, Simon P., Patton, David R., Graham, Alister W., ...
We compare the use of galaxy asymmetry and pair proximity for measuring galaxy merger fractions and rates for a volume limited sample of 3184 galaxies with -21 < MB - 5 log h < - 18 mag. and 0.010 <...
The all-wavelength extended groth strip international survey (AEGIS) data sets (2007)
Davis, Michael A., Guhathakurta, Puragra, Konidaris, Nick P., Newman, Jeffrey A., Ashby, Matthew L. N., Biggs, Andrew D., ...
In this the first of a series of Letters, we present a panchromatic data set in the Extended Groth Strip region of the sky. Our survey, the All-Wavelength Extended Groth Strip International Survey...
Conroy, Charlie, Prada, Francisco, Newman, Jeffrey A., Croton, Darren, Coil, Alison L., Conselice, Christopher J., ...
We measure the evolution in the virial mass-to-light ratio (M 200/LB) and virial-to-stellar mass ratio (M 200/M*) for isolated ∼L* galaxies between z ∼ 1 and z ∼ 0 by combining data...
Galaxy Mergers and Interactions at High Redshift (2006)
In this review we discuss the evidence for galaxy interactions and mergers in the distant universe and the role of mergers in forming galaxies. Observations show that the fraction of massive (M> M_*)...
The DEEP2 Galaxy Redshift Survey: AEGIS observations of a Dual AGN at z = 0.7 (2006)
Newman, Jeffrey A., Lotz, Jennifer, Yan, Renbin, Barmby, P., Coil, Alison L., ...
The Fundamental Properties of Galaxies and a New Galaxy Classification System (2006)
We present in this paper a new three-dimensional galaxy classification system designed to account for the diversity of galaxy properties in the nearby universe. To construct this system we...
The DEEP2 Galaxy Redshift Survey: AEGIS Observations of a Dual AGN at z=0.7 (2006)
Gerke, Brian F., Newman, Jeffrey A., Lotz, Jennifer, Yan, Renbin, Barmby, P., Coil, Alison L., ...
We present evidence for a dual Active Galactic Nucleus (AGN) within an early-type galaxy at z=0.709 in the Extended Groth Strip. The galaxy lies on the red sequence, with absolute magnitude M_B=-21.0...
Lin, Lihwai, Koo, David C., Weiner, Benjamin J., Chiueh, Tzihong, Coil, Alison L., Lotz, Jennifer, ...
Using data from the DEEP2 Galaxy Redshift Survey and HST/ACS imaging in the Extended Groth Strip, we select nearly 100 interacting galaxy systems including kinematic close pairs and morphologically...
Evolution in the Halo Masses of Isolated Galaxies between z~1 and z~0: From DEEP2 to SDSS (2006)
Conroy, Charlie, Prada, Francisco, Newman, Jeffrey A., Croton, Darren, Coil, Alison L., Conselice, Christopher J., ...
We measure the evolution in the virial mass-to-light ratio (M_{200}/L_B) and virial-to-stellar mass ratio (M_{200}/M_\ast) for isolated ~ L* galaxies between z~1 and z~0 by combining data from the...
The History of Galaxy Formation in Groups: An Observational Perspective (2006)
We present a pedagogical review on the formation and evolution of galaxies in groups, utilizing observational information from the Local Group to galaxies at z~6. The majority of galaxies in the...
Constraining Galaxy Formation Models with Dwarf Ellipticals in Clusters (2005)
Recent observations demonstrate that dwarf elliptical (dE) galaxies in clusters, despite their faintness, are likely a critical galaxy type for understanding the processes behind galaxy formation....
Bundy, Kevin, Ellis, Richard S., Conselice, Christopher J., Taylor, James E., Cooper, Michael C., Willmer, Christopher N. A., ...
We characterize the mass-dependent evolution in a large sample of more than 8,000 galaxies using spectroscopic redshifts drawn from the DEEP2 Galaxy Redshift Survey in the range 0.4 < z < 1.4 and...
Keck Spectroscopy of Globular Clusters in the Virgo Cluster Dwarf Elliptical VCC 1386 (2005)
We present the results of a Keck spectroscopic study of globular clusters associated with the Virgo Cluster dwarf elliptical VCC 1386. We analyze blue spectroscopic absorption lines from 3500-5500 A...
Yan, Haojing, Dickinson, Mark, Stern, Daniel, Eisenhardt, Peter R. M., Chary, Ranga-Ram, Giavalisco, Mauro, ...
We use data from the first epoch of observations with the IRAC/Spitzer for the GOODS to detect and study a collection of LBGs at z ~ 6 to 5 in the HUDF, six of which have spectroscopic confirmation....
Early and Rapid Merging as a Formation Mechanism of Massive Galaxies: Empirical Constraints (2005)
We present the results of a series of empirical computations regarding the role of major mergers in forming the stellar masses of modern galaxies based on measurements of galaxy merger and star...
Total Galaxy Magnitudes and Effective Radii from Petrosian Magnitudes and Radii (2005)
Graham, Alister W., Driver, Simon P., Petrosian, Vahe', Conselice, Christopher J., Bershady, Matthew A., Crawford, Steven M., ...
Petrosian magnitudes were designed to help with the difficult task of determining a galaxy's total light. Although these magnitudes (taken here as the flux within 2R_P, with the inverted Petrosian...
Conselice, Christopher J., Bundy, Kevin, Ellis, Richard S., Brichmann, Jarle, Vogt, Nicole P., Phillips, Andrew C.
Using a combination of Keck spectroscopy and near-infrared imaging, we investigate the K-band and stellar mass Tully-Fisher relation for 101 disk galaxies at 0.2 < z < 1.2, with the goal of placing...
Papovich, Casey, Dickinson, Mark, Giavalisco, Mauro, Conselice, Christopher J., Ferguson, Henry C.
We have studied the evolution in the morphologies, sizes, stellar-masses, colors, and internal color dispersion (ICD) of galaxies at z=1 and 2.3, using a near-IR, flux-limited catalog for the HDF-N....
Conselice, Christopher J., Bundy, Kevin, Ellis, Richard S., Brichmann, Jarle, Vogt, Nicole P., Phillips, Andrew C.
Total galaxy magnitudes and effective radii from Petrosian magnitudes and radii (2005)
Graham, Alister W., Driver, Simon P., Petrosian, Vahe, Conselice, Christopher J., Bershady, Matthew A., Crawford, Steven M., ...
Petrosian magnitudes were designed to help with the difficult task of determining a galaxy's total light. Although these magnitudes [taken here as the flux within 2RP, with the inverted Petrosian...
Total galaxy magnitudes and effective radii from Petrosian magnitudes and radii (2005)
Graham, Alister W., Driver, Simon P., Petrosian, Vahé, Conselice, Christopher J., Bershady, Matthew A., Crawford, Steven M., ...
Abstract not available.
Total galaxy magnitudes and effective radii from Petrosian magnitudes and radii (2005)
Graham, Alister W., Driver, Simon P., Petrosian, Vahé, Conselice, Christopher J., Bershady, Matthew A., Crawford, Steven M., ...
Abstract not available.
Total galaxy magnitudes and effective radii from Petrosian magnitudes and radii (2005)
Graham, Alister W., Driver, Simon P., Petrosian, Vahe, Conselice, Christopher J., Bershady, Matthew A., Crawford, Steven M., ...
Petrosian magnitudes were designed to help with the difficult task of determining a galaxy's total light. Although these magnitudes [taken here as the flux within 2RP, with the inverted Petrosian...
Lin, Lihwai, Koo, David C., Willmer, Christopher N. A., Patton, David R., Conselice, Christopher J., Yan, Renbin, ...
We derive the close, kinematic pair fraction and merger rate up to z ~ 1.2 from the initial data of the DEEP2 Redshift Survey. Assuming a mild luminosity evolution, the number of companions per...
High Redshift Supernova Rates (2004)
Dahlen, Tomas, Strolger, Louis-Gregory, Riess, Adam G., Mobasher, Bahram, Chary, Ranga-Ram, Conselice, Christopher J., ...
We use a sample of 42 supernovae detected with the Advanced Camera for Surveys on-board the Hubble Space Telescope as part of the Great Observatories Origins Deep Survey to measure the rate of core...
Properties of Spiral and Elliptical Galaxy Progenitors at z > 1 (2004)
We present the results of a Hubble Space Telescope and ground-based optical and near-infrared study to identify progenitors of spirals and ellipticals at z > 1. We identify these systems through...
Conselice, Christopher J., Blackburne, Jeffrey A., Papovich, Casey
The evolution of rest-frame B-band luminosities, stellar masses, and number densities of field galaxies in the Hubble Deep Field North and South are studied as a function of rest-frame B-band...
Unveiling the Formation of Massive Galaxies (2004)
Massive galaxies, such as nearby ellipticals, have relatively low number densities, yet they host the majority of the stellar mass in the universe. Understanding their origin is a central problem of...
Jogee, Shardha, Barazza, Fabio D., Rix, Hans-Walter, Shlosman, Isaac, Barden, Marco, Wolf, Christian, ...
One-third of present-day spirals host optically visible strong bars that drive their dynamical evolution. However, the fundamental question of how bars evolve over cosmological times has yet to be...
Calzetti, Daniela, Harris, Jason, Gallagher III, John S., Smith, Denise A., Conselice, Christopher J., Homeier, Nicole, ...
Abridged: The small-- and intermediate--scale structure and the fraction of the ISM ionized by non--radiative processes is investigated in a small sample of four local starburst galaxies, imaged with...
The Formation of the Hubble Sequence (2003)
The history of galaxy formation via star formation and stellar mass assembly rates is now known with some certainty, yet the connection between high redshift and low redshift galaxy populations is...
Are Cluster Dwarfs Recycled Galaxies? (2003)
Although cluster dwarf galaxies are often neglected due to their faintness, recent observations demonstrate that they are critical for understanding the physical processes behind galaxy and cluster...
The Relationship between Stellar and Halo Masses of Disk Galaxies at z = 0.2 - 1.2 (2003)
Conselice, Christopher J., Bundy, Kevin, Ellis, Richard S., Brinchmann, Jarle, Vogt, Nicole
We present the results of a study to determine the co-evolution of the virial and stellar masses for a sample of 83 disk galaxies between redshifts z = 0.2 - 1.2. The virial masses of these disks are...
A Slow Merger History of Field Galaxies Since z~1 (2003)
Bundy, Kevin, Fukugita, Masataka, Ellis, Richard S., Kodama, Tadayuki, Conselice, Christopher J.
Using deep infrared observations conducted with the CISCO imager on the Subaru Telescope, we investigate the field-corrected pair fraction and the implied merger rate of galaxies in redshift survey...
The Size Evolution of High Redshift Galaxies (2003)
Ferguson, Henry C., Dickinson, Mark, Giavalisco, Mauro, Kretchmer, Claudia, Ravindranath, Swara, Idzi, Rafal, ...
Hubble Space Telescope images of high-redshift galaxies selected via color and photometric redshifts are used to examine the size and axial-ratio distribution of galaxies as a function of redshift at...
Observing the Formation of the Hubble Sequence in the Great Observatories Origins Deep Survey (2003)
Conselice, Christopher J., Grogin, Norman A., Jogee, Shardha, Lucas, Ray A., Dahlen, Tomas, De Mello, Duilia, ...
Understanding the physical formation of the Hubble sequence remains one of the most important unsolved astrophysical problems. Searches for proto-disks and proto-ellipticals can now be effectively...
Papovich, Casey, Giavalisco, Mauro, Dickinson, Mark, Conselice, Christopher J., Ferguson, Henry C.
We present a quantitative measure of the internal color dispersion within galaxies, which quantifies differences in morphology as a function of wavelength. We apply this statistic to a local galaxy...
Evidence for a Major Merger Origin of High Redshift Sub-millimeter Galaxies (2003)
Conselice, Christopher J., Chapman, Scott C., Windhorst, Rogier A.
Sub-mm detected galaxies located at redshifts $z > 1$ host a major fraction of the bolometric luminosity at high redshifts due to thermal emission from heated dust grains, yet the nature of these...
A Direct Measurement of Major Galaxy Mergers at z < 3 (2003)
Conselice, Christopher J., Bershady, Matthew A., Dickinson, Mark, Papovich, Casey
This paper presents direct evidence for hierarchical galaxy assembly out to redshifts z ~ 3. We identify major mergers using the model-independent CAS (concentration, asymmetry, clumpiness) physical...
The DEEP2 Galaxy Redshift Survey: Clustering of Galaxies in Early Data (2003)
Coil, Alison L., Davis, Marc, Madgwick, Darren S., Newman, Jeffrey A., Conselice, Christopher J., Cooper, Michael, ...
We measure the two-point correlation function xi(r) using a sample of 2219 galaxies in an area of 0.32 degrees^2 at z=0.7-1.35 from the first season of the DEEP2 Galaxy Redshift Survey. We find that...
The DEEP2 Galaxy Redshift Survey: Spectral classification of galaxies at z~1 (2003)
Madgwick, Darren S., Coil, Alison L., Conselice, Christopher J., Cooper, Michael C., Davis, Marc, Ellis, Richard S., ...
We present a Principal Component Analysis (PCA)-based spectral classification, eta, for the first 5600 galaxies observed in the DEEP2 Redshift Survey. This parameter provides a very pronounced...
Conselice, Christopher J., O'Neil, Karen, Gallagher, John S., Wyse, Rosemary F. G.
We present in this paper the deepest Arecibo HI observations of Virgo cluster dwarf ellipticals (dEs) taken to date. Based on this data we argue that a significant fraction of Virgo cluster dEs...
A major problem in extragalactic astronomy is the inability to distinguish in a robust, physical, and model independent way how galaxy populations are related to each other and to their formation...
Image Simulation with Shapelets (2003)
Massey, Richard, Refregier, Alexandre, Conselice, Christopher J., Bacon, David J.
We present a method to simulate deep sky images, including realistic galaxy morphologies and telescope characteristics. To achieve a wide diversity of simulated galaxy morphologies, we first use the...
Observing Massive Galaxy Formation (2002)
A major goal of contemporary astrophysics is understanding the origin of the most massive galaxies in the universe, particularly nearby ellipticals and spirals. Theoretical models of galaxy formation...
Low-Mass Cluster Galaxies: A Cornerstone of Galaxy Evolution (2002)
Low-mass cluster galaxies are the most common galaxy type in the universe and are at a cornerstone of our understanding of galaxy formation, cluster luminosity functions, dark matter and the...
Eskridge, Paul B., Frogel, Jay A., Taylor, Violet A., Windhorst, Rogier A., Odewahn, Stephen C., ...
UV and optical images of the face-on spiral galaxies NGC 6753 and NGC 6782 reveal regions of strong on-going star formation that are associated with structures traced by the old stellar populations....
Conselice, Christopher J., Gallagher III, John S., Wyse, Rosemary F. G.
Low-mass galaxies in nearby clusters are the most numerous galaxy type in the universe, yet their origin and properties remain largely unknown. To study basic questions concerning these galaxies we...
The Formation of Low-Mass Cluster Galaxies and the Universal Initial Galaxy Mass Function (2002)
Clusters of galaxies have an observed over-density of low-luminosity systems in comparison to the field, although it is not yet agreed whether this effect is the result of initial galaxy mass...
Galaxy Populations and Evolution in Clusters II: Defining Cluster Populations (2002)
Conselice, Christopher J., Gallagher III, John S., Wyse, Rosemary F. G.
This paper presents quantitative techniques for studying, in an unbiased manner, the photometric and structural properties of galaxies in clusters, including a means to identify likely background...
On the Nature of the NGC 1275 System (2001)
Conselice, Christopher J., Gallagher, John S., Wyse, Rosemary F. G.
Sub-arcsecond images, taken in B, R, and H-Alpha filters, and area spectroscopy obtained with the WIYN 3.5-m telescope provide the basis for an investigation of the unusual structures in the stellar...
Populations of Dwarfs in Clusters of Galaxies: Environmental Connections (2001)
Gallagher, John S., Conselice, Christopher J., Wyse, Rosemary F. G.
Despite their apparent fragile appearance, dwarf spheroidals are the most common galaxy type in clusters. In this paper we consider some of the issues associated with two major models for the origin...
Dynamics and the Origin of Low-Mass Galaxies in the Virgo Cluster (2001)
Conselice, Christopher J., Gallagher, John S., Wyse, Rosemary F. G.
Early-type dwarfs are the most common galaxy in the local universe, yet their origin and evolution remain a mystery. Various cosmological scenarios predict that dwarf-like galaxies in dense areas are...
Thesis (Ph. D.)--University of Wisconsin--Madison, 2001.
The origin, evolution and classification of field and cluster galaxy populations / (2001)
Thesis (Ph. D.)--University of Wisconsin--Madison, 2001.
The origin, evolution and classification of field and cluster galaxy populations / (2001)
Thesis (Ph. D.)--University of Wisconsin--Madison, 2001.
The Evolution of Starburst Galaxies (2000)
I review the properties of starburst galaxies in the nearby and distant universe to decipher their evolution as a distinct extragalactic class. The physical processes and environments of massive...
Morphological Evolution of Galaxies to z=4 (2000)
Galaxies have clearly evolved since the universe was 1 Gyr old, but methods to trace and quantify this evolution are still in their infancy. In this paper I demonstrate that with the careful use of a...
Starbursts and the Evolution of Gas-Rich Galaxies (2000)
Gallagher, John S., Conselice, Christopher J., Matthews, Lynn D., Homeier, Nicole L.
Moderately luminous starbursts in the nearby universe often occur in disk galaxies that are at most subject to mild external perturbations. An investigation of this type of galaxy leads to a better...
Bershady, Matthew A., Jangren, Anna, Conselice, Christopher J.
In this paper we define an observationally robust, multi-parameter space for the classification of nearby and distant galaxies. The parameters include luminosity, color, and the image-structure...
Conference highlights of "Toward a New Millennium in Galaxy Morphology" (1999)
A summary of the highlights of the conference, "Toward a New Millennium in Galaxy Morphology" is presented. In this review, I cover the major topics addressed at the conference, including both the...
Physical Morphology of Galaxies using Asymmetry (1999)
We demonstrate in this paper the use of asymmetry in conjunction with the integrated (B-V) color of galaxies for physical morphological purposes. We show how color-asymmetry diagrams can be used to...
The Unusual Infrared Object HDF-N J123656.3+621322 (1999)
Dickinson, Mark, Hanley, Christopher, Elston, Richard, Eisenhardt, Peter R., Stanford, S. A., Adelberger, Kurt L., ...
We describe an object in the Hubble Deep Field North with very unusual near-infrared properties. It is readily visible in Hubble Space Telescope NICMOS images at 1.6um and from the ground at 2.2um,...
The Asymmetry of Galaxies: Physical Morphology for Nearby and High Redshift Galaxies (1999)
Conselice, Christopher J., Bershady, Matthew A., Jangren, Anna
We present a detailed study of rotational asymmetry in galaxies for both morphological and physical diagnostic purposes. An unambiguous method for computing asymmetry is developed, robust for both...
The Symmetry, Color and Morphology of Galaxies in the Hubble Deep Field (1998)
Conselice, Christopher J., Bershady, Matthew A.
We present a new method of utilizing the color and asymmetry values for galaxies in the Hubble Deep Field to determine both their morphological features and physical parameters. By using a...
Tides, Interactions, and Fine-Scale Substructures in Galaxy Clusters (1998)
Conselice, Christopher J., Gallagher III, John S.
We present the results of a study on galaxy interactions, tides, and other processes which produce luminous fine-scale substructures in the galaxy clusters: Coma, Perseus, Abell 2199, AWM 3 and AWM...
Galaxy Aggregates in the Coma Cluster (1998)
Conselice, Christopher J., Gallagher III, John S.
We present evidence for a new morphologically defined form of small-scale substructure in the Coma Cluster, which we call galaxy aggregates. These aggregates are dominated by a central galaxy, which...
The Symmetry, Color, and Morphology of Galaxies (1997)
The structural symmetry of forty-three face-on galaxy images in the R(65 0 nm) and J(450 nm) bands are measured to determine the usefulness of symmetry a s a morphological parameter. Each galaxy...
Distribution and Content of Dust in Overlapping Galaxy Systems (1996)
White III, Raymond E., Keel, William C., Conselice, Christopher J.
Partially overlapping galaxies are used to directly determine the effective absorption in spiral galaxy disks. The non-overlapping parts of the galaxies and symmetry considerations are used to...