David Crampton

K2: A new method for the detection of galaxy clusters based on CFHTLS multicolor images (2009)

Thanjavur, Karun, Willis, Jon, Crampton, David

We have developed a new method, K2, optimized for the detection of galaxy clusters in multicolor images. Based on the Red Sequence approach, K2 detects clusters using simultaneous enhancements in...

A Relationship between Supermassive Black Hole Mass and the Total Gravitational Mass of the Host Galaxy (2009)

Bandara, Kaushala, Crampton, David, Simard, Luc

We investigate the correlation between the mass of a central supermassive black hole and the total gravitational mass of the host galaxy (M_tot). The results are based on 43 galaxy-scale strong...

Red nuggets at z simlar to 1.5: compact passive galaxies and the formation of the Kormendy relation (2009)

Damjanov, Ivana, McCarthy, Patrick J., Abraham, Roberto G., Glazebrook, Karl, Yan, Haojing, Mentuch, Erin, ...

We present the results of Near-Infrared Camera and Multi-Object Spectrometer (NICMOS) imaging of a sample of 19 high-mass passively evolving galaxies with 1.2 < z < 2, taken primarily from the...

A near-infrared excess in the continuum of high-redshift galaxies: a tracer of star and planet formation? (2009)

Mentuch, Erin, Abraham, Roberto G., Glazebrook, Karl, McCarthy, Patrick J., Yan, Haojing, O'Donnell, Daniel V., ...

A broad continuum excess in the near-infrared, peaking in the rest frame at 2-5 micron, is detected in a spectroscopic sample of 88 galaxies at 0.5

Red nuggets at z similar to 1.5: compact passive galaxies and the formation of the Kormendy relation (2009)

Damjanov, Ivana, McCarthy, Patrick J., Abraham, Roberto G., Glazebrook, Karl, Yan, Haojing, Mentuch, Erin, ...

We present the results of Near-Infrared Camera and Multi-Object Spectrometer (NICMOS) imaging of a sample of 19 high-mass passively evolving galaxies with 1.2 < z < 2, taken primarily from the Gemini...

A near-infrared excess in the continuum of high-redshift galaxies: a tracer of star and planet formation? (2009)

Mentuch, Erin, Abraham, Roberto G., Glazebrook, Karl, McCarthy, Patrick J., Yan, Haojing, O'Donnell, Daniel V., ...

A broad continuum excess in the near-infrared, peaking in the rest frame at 2-5 micron, is detected in a spectroscopic sample of 88 galaxies at 0.5

Optical-mechanical operation of the F2T2 Filter: a tunable filter designed to search for First Light (2008)

Mentuch, Erin, Scott, Alan, Abraham, Roberto, Barton, Elizabeth, Bershady, Matthew, Bland-Hawthorn, Joss, ...

The Flamingos-2 Tandem Tunable filter is a tunable, narrow-band filter, consisting of two Fabry-Perot etalons in series, capable of scanning to any wavelength from 0.95 to 1.35 microns with a...

Red Nuggets at z~1.5: Compact passive galaxies and the formation of the Kormendy Relation (2008)

Damjanov, Ivana, McCarthy, Patrick J., Abraham, Roberto G., Glazebrook, Karl, Yan, Haojing, Mentuch, Erin, ...

We present the results of NICMOS imaging of a sample of 16 high mass passively evolving galaxies with 1.32, this is the first time such systems have been detected in a rest-frame optical survey at 1.3

TMT Science and Instruments (2008)

Crampton, David, Simard, Luc, Silva, David

To meet the scientific goals of the Thirty Meter Telescope Project, full diffraction-limited performance is required from the outset and hence the entire observatory is being designed, as a system,...

Probes for Nearby Galaxies (2007)

David Crampton, G. Gussie, A. P. Cowley, P. C. Schmidtke

Data are given for sixteen extragalactic objects (predominantly AGN) behind the Magellanic Clouds and for 146 quasar candidates behind the nearby galaxies NGC 45, 185, 253, 2366, 2403 and 6822, IC...

Detection Of The Galaxy Lensing The Doubly--Imaged Quasar Sbs 1520+530 (2007)

David Crampton, Paul L. Schechter

H band observations with a spatial resolution of 0: 00 15 carried out with the Canada-France-Hawaii Telescope adaptive optics system show a galaxy between the components of the double BAL QSO SBS...

The High Redshift Universe with Adaptive Optics: Recent results from CFHT (2007)

David Crampton

. The CFHT Adaptive Optics Bonnette (AOB) has been used to obtain high spatial resolution (0: 00 1) observations of several extragalactic targets including the nuclei of nearby galaxies, high...

A MASSIVE CLUSTER OF GALAXIES AT z = 0.996 (2007)

Deltorn Le, O. Le F`evre, David Crampton, M. Dickinson

We report the identification of a cluster of galaxies around the high-redshift radio galaxy 3CR184 at z = 0.996. The identification is supported by an excess of galaxies observed in projection in I...

The Smc Supersoft X-Ray Binary 1e (2007)

Gamma Smc, David Crampton, J. B. Hutchings, A. P. Cowley, P. C. Schmidtke

Details of simultaneous photometric and spectroscopic observations of the optical counterpart of the "supersoft" X-ray source in the Small Magellanic Cloud 1E 0035.4\Gamma7230 (`SMC...

A compact cluster of massive red galaxies at a redshift of 1.5 (2007)

McCarthy, Patrick J., Yan, Haojing, Abraham, Roberto G., Mentuch, Erin, Glazebrook, Karl, Yan, Lin, ...

We describe a compact cluster or group of massive red galaxies at z = 1.5 discovered in one of the Gemini Deep Deep Survey (GDDS) fields. Deep H-band imaging from the Hubble Space Telescope (HST)...

Four quasars above redshift 6 discovered by the Canada-France High-z Quasar Survey (2007)

Willott, Chris J., Delorme, Philippe, Omont, Alain, Bergeron, Jacqueline, Delfosse, Xavier, Forveille, Thierry, ...

The Canada-France High-z Quasar Survey (CFHQS) is an optical survey designed to locate quasars during the epoch of reionization. In this paper we present the discovery of the first four CFHQS quasars...

The Gemini Deep Deep Survey: VIII. When Did Early-type Galaxies Form? (2007)

Abraham, Roberto G., Nair, Preethi, McCarthy, Patrick J., Glazebrook, Karl, Mentuch, Erin, Yan, Haojing, ...

We have used the Hubble Space Telescope's Advanced Camera for Surveys (Ford et al. 2003) to measure the cumulative mass density in morphologically-selected early-type galaxies over the redshift range...

Observing GRBs with TMT (2007)

Crampton, David, Simard, Luc

The Thirty-Meter Telescope is an ambitious project to build a giant segmented mirror telescope with fully integrated adaptive optics systems that will produce diffraction-limited images. A powerful...

The GLARE Survey II. Faint z=6 Ly-alpha Line Emitters in the HUDF (2007)

Stanway, Elizabeth R, Bunker, Andrew J, Glazebrook, Karl, Abraham, Roberto G, Rhoads, James, Malhotra, Sangeeta, ...

The galaxy population at z~6 has been the subject of intense study in recent years, culminating in the Hubble Ultra Deep Field (HUDF) -- the deepest imaging survey yet. A large number of high...

The Gemini Deep Deep Survey VIII : when did early-type galaxies form? (2007)

Abraham, Roberto G., Nair, Preethi, McCarthy, Patrick J., Glazebrook, Karl, Mentuch, Erin, Yan, Haojing, ...

We have used the Hubble Space Telescope's Advanced Camera for Surveys (Ford et al. 2003) to measure the cumulative mass density in morphologically selected early-type galaxies over the redshift range...

A compact cluster of massive red galaxies at a redshift of 1.5 (2007)

McCarthy, Patrick J., Yan, Haojing, Abraham, Roberto G., Mentuch, Erin, Glazebrook, Karl, Yan, Lin, ...

We describe a compact cluster or group of massive red galaxies at z = 1.5 discovered in one of the Gemini Deep Deep Survey (GDDS) fields. Deep H-band imaging from the Hubble Space Telescope (HST)...

The GLARE Survey II : faint z approximate to 6 Ly alpha line emitters in the HUDF (2007)

Stanway, Elizabeth R., Bunker, Andrew J., Glazebrook, Karl, Abraham, Roberto G., Rhoads, James, Malhotra, Sangeeta, ...

The galaxy population at z approximate to 6 has been the subject of intense study in recent years, culminating in the Hubble Ultra Deep Field (HUDF) - the deepest imaging survey yet. A large number...

The Gemini Deep Deep Survey VIII : when did early-type galaxies form? (2007)

Abraham, Roberto G., Nair, Preethi, McCarthy, Patrick J., Glazebrook, Karl, Mentuch, Erin, Yan, Haojing, ...

We have used the Hubble Space Telescope's Advanced Camera for Surveys (Ford et al. 2003) to measure the cumulative mass density in morphologically selected early-type galaxies over the redshift range...

A compact cluster of massive red galaxies at a redshift of 1.5 (2007)

McCarthy, Patrick J., Yan, Haojing, Abraham, Roberto G., Mentuch, Erin, Glazebrook, Karl, Yan, Lin, ...

We describe a compact cluster or group of massive red galaxies at z = 1.5 discovered in one of the Gemini Deep Deep Survey (GDDS) fields. Deep H-band imaging from the Hubble Space Telescope (HST)...

The GLARE Survey II : faint z approximate to 6 Ly alpha line emitters in the HUDF (2007)

Stanway, Elizabeth R., Bunker, Andrew J., Glazebrook, Karl, Abraham, Roberto G., Rhoads, James, Malhotra, Sangeeta, ...

The galaxy population at z approximate to 6 has been the subject of intense study in recent years, culminating in the Hubble Ultra Deep Field (HUDF) - the deepest imaging survey yet. A large number...

The Gemini Deep Deep Survey VIII : when did early-type galaxies form? (2007)

Abraham, Roberto G., Nair, Preethi, McCarthy, Patrick J., Glazebrook, Karl, Mentuch, Erin, Yan, Haojing, ...

We have used the Hubble Space Telescope's Advanced Camera for Surveys (Ford et al. 2003) to measure the cumulative mass density in morphologically selected early-type galaxies over the redshift range...

The GLARE Survey II : faint z approximate to 6 Ly alpha line emitters in the HUDF (2007)

Stanway, Elizabeth R., Bunker, Andrew J., Glazebrook, Karl, Abraham, Roberto G., Rhoads, James, Malhotra, Sangeeta, ...

The galaxy population at z approximate to 6 has been the subject of intense study in recent years, culminating in the Hubble Ultra Deep Field (HUDF) - the deepest imaging survey yet. A large number...

A compact cluster of massive red galaxies at a redshift of 1.5 (2007)

McCarthy, Patrick J., Yan, Haojing, Abraham, Roberto G., Mentuch, Erin, Glazebrook, Karl, Yan, Lin, ...

We describe a compact cluster or group of massive red galaxies at z = 1.5 discovered in one of the Gemini Deep Deep Survey (GDDS) fields. Deep H-band imaging from the Hubble Space Telescope (HST)...

The GLARE Survey II : faint z approximate to 6 Ly alpha line emitters in the HUDF (2007)

Stanway, Elizabeth R., Bunker, Andrew J., Glazebrook, Karl, Abraham, Roberto G., Rhoads, James, Malhotra, Sangeeta, ...

The galaxy population at z approximate to 6 has been the subject of intense study in recent years, culminating in the Hubble Ultra Deep Field (HUDF) - the deepest imaging survey yet. A large number...

When do early-type galaxies form? (2007)

Abraham, Roberto G., McCarthy, Patrick J., Mentuch, Erin, Glazebrook, Karl, Nair, Preethi, Gauthier, Jean-Ren, ...

We have used the Hubble Space Telescope's Advanced Camera for Surveys to measure the mass density function of morphologically-selected early-type galaxies in the Gemini Deep Deep Survey fields, over...

A compact cluster of massive red galaxies at a redshift of 1.5 (2007)

McCarthy, Patrick J., Yan, Haojing, Abraham, Roberto G., Mentuch, Erin, Glazebrook, Karl, Yan, Lin, ...

We describe a compact cluster or group of massive red galaxies at z = 1.5 discovered in one of the Gemini Deep Deep Survey (GDDS) fields. Deep H-band imaging from the Hubble Space Telescope (HST)...

The GLARE Survey II : faint z approximate to 6 Ly alpha line emitters in the HUDF (2007)

Stanway, Elizabeth R., Bunker, Andrew J., Glazebrook, Karl, Abraham, Roberto G., Rhoads, James, Malhotra, Sangeeta, ...

The galaxy population at z approximate to 6 has been the subject of intense study in recent years, culminating in the Hubble Ultra Deep Field (HUDF) - the deepest imaging survey yet. A large number...

The Gemini Deep Deep Survey VIII : when did early-type galaxies form? (2007)

Abraham, Roberto G., Nair, Preethi, McCarthy, Patrick J., Glazebrook, Karl, Mentuch, Erin, Yan, Haojing, ...

We have used the Hubble Space Telescope's Advanced Camera for Surveys (Ford et al. 2003) to measure the cumulative mass density in morphologically selected early-type galaxies over the redshift range...

When do early-type galaxies form? (2007)

Abraham, Roberto G., McCarthy, Patrick J., Mentuch, Erin, Glazebrook, Karl, Nair, Preethi, Gauthier, Jean-Ren, ...

We have used the Hubble Space Telescope's Advanced Camera for Surveys to measure the mass density function of morphologically-selected early-type galaxies in the Gemini Deep Deep Survey fields, over...

When do early-type galaxies form? (2006)

Abraham, Roberto G., McCarthy, Patrick J., Mentuch, Erin, Glazebrook, Karl, Nair, Preethi, Gauthier, Jean-Rene, ...

We have used the Hubble Space Telescope's Advanced Camera for Surveys to measure the mass density function of morphologically selected early-type galaxies in the Gemini Deep Deep Survey fields, over...

Performance modeling of a wide-field ground-layer adaptive optics system (2006)

Andersen, David R., Stoesz, Jeff, Morris, Simon, Lloyd-Hart, Michael, Crampton, David, Butterley, Tim, ...

Using five independent analytic and Monte Carlo simulation codes, we have studied the performance of wide-field ground-layer adaptive optics (GLAO), which can use a single, relatively low order...

Deep GMOS Spectroscopy of Extremely Red Galaxies in GOODS-South: Ellipticals, Mergers and Red Spirals at 1 (2006)

Roche, Nathan, Dunlop, James, Caputi, Karina, McLure, Ross, Willott, Chris, Crampton, David

We have performed a deep spectroscopic survey of extremely red galaxies on the GOODS-South field, using GMOS on Gemini South. We present here spectra and redshifts for 16 ERGs at 0.87

GDDS Highlights: Galaxy Evolution Revealed (2005)

Crampton, David, Team, The GDDS

The Gemini Deep Deep Survey, GDDS, produced several significant results relating to the evolution of galaxies. All of these results are consistent with the "downsizing" concept of galaxy formation...

RXJ0142.0+2131: I. The galaxy content of an X-ray-luminous galaxy cluster at z=0.28 (2005)

Barr, Jordi, Davies, Roger, Jorgensen, Inger, Bergmann, Marcel, Crampton, David

We present a photometric and spectroscopic study of stellar populations in the X-ray-luminous cluster of galaxies RXJ0142.0+2131 at z=0.280. This paper analyses the results of high signal-to-noise...

Gemini Deep Deep Survey VI: Massive Hdelta-strong galaxies at z=1 (2005)

Borgne, Damien Le, Abraham, Roberto, Daniel, Kathryne, McCarthy, Patrick, Glazebrook, Karl, Savaglio, Sandra, ...

We show that there has been a dramatic decline in the abundance of massive galaxies with strong Hdelta stellar absorption lines from z=1.2 to the present. These ``Hdelta-strong'', or HDS, galaxies...

The Gemini Deep Deep Survey, VII: the redshift evolution of the mass-metallicity relation (2005)

Savaglio, Sandra, Glazebrook, Karl, Le Borgne, Damien, Juneau, Stephanie, Abraham, Roberto G., Chen, Hsiao Wen, ...

We have investigated the mass-metallicity (M-Z) relation using galaxies at 0.4 < z <1.0 from the Gemini Deep Deep Survey (GDDS) and Canada-France Redshift Survey (CFRS). Deep K- and z-band...

The Gemini Deep Deep Survey, VII: the redshift evolution of the mass-metallicity relation (2005)

Savaglio, Sandra, Glazebrook, Karl, Le Borgne, Damien, Juneau, Stephanie, Abraham, Roberto G., Chen, Hsiao Wen, ...

We have investigated the mass-metallicity (M-Z) relation using galaxies at 0.4 < z <1.0 from the Gemini Deep Deep Survey (GDDS) and Canada-France Redshift Survey (CFRS). Deep K- and z-band...

The Gemini Deep Deep Survey, VII: the redshift evolution of the mass-metallicity relation (2005)

Savaglio, Sandra, Glazebrook, Karl, Le Borgne, Damien, Juneau, Stephanie, Abraham, Roberto G., Chen, Hsiao Wen, ...

We have investigated the mass-metallicity (M-Z) relation using galaxies at 0.4 < z <1.0 from the Gemini Deep Deep Survey (GDDS) and Canada-France Redshift Survey (CFRS). Deep K- and z-band...

RXJ0152.7-1357: Stellar populations in an X-ray luminous galaxy cluster at z=0.83 (2004)

Jorgensen, Inger, Bergmann, Marcel, Davies, Roger, Barr, Jordi, Takamiya, Marianne, Crampton, David

We present a study of the stellar populations of galaxies in the cluster RXJ0152.7-1357 at a redshift of 0.83. The study is based on new high S/N spectroscopy of 29 cluster members covering the...

A search for the first massive galaxy clusters (2004)

Willott, Chris J., Crampton, David, Hutchings, John B., Sawicki, Marcin, Simard, Luc, Jarvis, Matt J., ...

We have obtained deep, multi-band imaging observations around three of the most distant known quasars at redshifts z>6. Standard accretion theory predicts that the supermassive black holes present in...

A VLT/FORS2 Multi-Slit Search for Lyman-alpha Emitting Galaxies at z~6.5 (2004)

Tran, Kim-Vy H., Lilly, Simon J., Crampton, David, Brodwin, Mark

We present results from a deep spectroscopic search in the 9150A atmospheric window for z~6.5 Lyman-alpha emitting galaxies using the VLT/FORS2. Our multi-slit+narrow-band filter survey covers a...

The Gemini Deep Deep Survey: III. The abundance of massive galaxies 3-6 billion years after the Big Bang (2004)

Glazebrook, Karl, Abraham, Roberto, McCarthy, Patrick, Savaglio, Sandra, Chen, Hsiao-Wen, Crampton, David, ...

Hierarchical galaxy formation is the model whereby massive galaxies form from an assembly of smaller units. The most massive objects therefore form last. The model succeeds in describing the...

The Gemini Deep Deep Survey I: introduction to the survey, catalogs, and composite spectra (2004)

Abraham, Roberto G., Glazebrook, Karl, McCarthy, Patrick J., Crampton, David, Murowinski, Richard, Jorgensen, Inger, ...

The Gemini Deep Deep Survey (GDDS) is an ultradeep (K < 20.6 mag, I < 24.5 mag) redshift survey targeting galaxies in the "redshift desert" between z = 1 and z = 2. The primary goal of the...

The Gemini Deep Deep Survey II: metals in star-forming galaxies at redshift 1.3 less than z less than 2 (2004)

Savaglio, Sandra, Glazebrook, Karl, Abraham, Roberto G., Crampton, David, Chen, Hsiao-Wen, McCarthy, Patrick J., ...

The goal of the Gemini Deep Deep Survey (GDDS) is to study an unbiased sample of K < 20.6 galaxies in the redshift range 0.8 < z < 2.0. Here we determine the statistical properties of the...

Evolved galaxies at z greater than 1.5 from the Gemini Deep Deep survey: the formation epoch of massive stellar systems (2004)

McCarthy, Patrick J., Le Borgne, Damien, Crampton, David, Chen, Hsiao-Wen, Abraham, Roberto G., Glazebrook, Karl, ...

We present spectroscopic evidence from the Gemini Deep Deep Survey for a significant population of color-selected red galaxies at 1.3 < z, < 2.2 whose integrated light is dominated by evolved...

Three Ly alpha emitters at z ≈ 6: early GMOS/Gemini data from the GLARE project (2004)

Stanway, Elizabeth R., Glazebrook, Karl, Bunker, Andrew J., Abraham, R. G., Hook, Isobel, Rhoads, James, ...

We report spectroscopic detection of three z ∼ 6 Lyα-emitting galaxies, in the vicinity of the Hubble Ultra Deep Field, from the early data of the Gemini Lyman Alpha at Reionisation Era...

A high abundance of massive galaxies 3-6 billion years after the Big Bang (2004)

Glazebrook, Karl, Abraham, Roberto G., McCarthy, Patrick J., Savaglio, Sandra, Chen, Hsiao-Wen, Crampton, David, ...

Hierarchical galaxy formation is the model whereby massive galaxies form from an assembly of smaller units. The most massive objects therefore form last. The model succeeds in describing the...

The Gemini Deep Deep Survey I: introduction to the survey, catalogs, and composite spectra (2004)

Abraham, Roberto G., Glazebrook, Karl, McCarthy, Patrick J., Crampton, David, Murowinski, Richard, Jorgensen, Inger, ...

The Gemini Deep Deep Survey (GDDS) is an ultradeep (K < 20.6 mag, I < 24.5 mag) redshift survey targeting galaxies in the "redshift desert" between z = 1 and z = 2. The primary goal of the...

The Gemini Deep Deep Survey II: metals in star-forming galaxies at redshift 1.3 less than z less than 2 (2004)

Savaglio, Sandra, Glazebrook, Karl, Abraham, Roberto G., Crampton, David, Chen, Hsiao-Wen, McCarthy, Patrick J., ...

The goal of the Gemini Deep Deep Survey (GDDS) is to study an unbiased sample of K < 20.6 galaxies in the redshift range 0.8 < z < 2.0. Here we determine the statistical properties of the...

Evolved galaxies at z greater than 1.5 from the Gemini Deep Deep survey: the formation epoch of massive stellar systems (2004)

McCarthy, Patrick J., Le Borgne, Damien, Crampton, David, Chen, Hsiao-Wen, Abraham, Roberto G., Glazebrook, Karl, ...

We present spectroscopic evidence from the Gemini Deep Deep Survey for a significant population of color-selected red galaxies at 1.3 < z, < 2.2 whose integrated light is dominated by evolved...

Three Ly alpha emitters at z ≈ 6: early GMOS/Gemini data from the GLARE project (2004)

Stanway, Elizabeth R., Glazebrook, Karl, Bunker, Andrew J., Abraham, R. G., Hook, Isobel, Rhoads, James, ...

We report spectroscopic detection of three z ∼ 6 Lyα-emitting galaxies, in the vicinity of the Hubble Ultra Deep Field, from the early data of the Gemini Lyman Alpha at Reionisation Era (GLARE)...

A high abundance of massive galaxies 3-6 billion years after the Big Bang (2004)

Glazebrook, Karl, Abraham, Roberto G., McCarthy, Patrick J., Savaglio, Sandra, Chen, Hsiao-Wen, Crampton, David, ...

Hierarchical galaxy formation is the model whereby massive galaxies form from an assembly of smaller units. The most massive objects therefore form last. The model succeeds in describing the...

Three Lyman-alpha Emitters at z approx 6: Early GMOS/Gemini Data from the GLARE Project (2003)

Stanway, Elizabeth R., Glazebrook, Karl, Bunker, Andrew J., Abraham, Roberto G., Hook, Isobel, Rhoads, James, ...

We report spectroscopic detection of three z~6 Lyman-alpha emitting galaxies, in the vicinity of the Hubble Ultra Deep Field, from the early data of the Gemini Lyman-$\alpha$ at Reionisation Era...

Emission line galaxies at 9200 A, including a multi-component galaxy system at z =6.43 (2003)

Lilly, Simon, Tran, Kim-Vy, Brodwin, Mark, Crampton, David, Juneau, Stephanie, McCracken, Henry

This paper has been temporarily withdrawn by the authors. Subsequent observations with the VLT have shown that the high equivalent width line emission from the candidate z=6.4 galaxy most likely is...

Characterizing the Adaptive Optics Off-Axis Point-Spread Function - I: A Semi-Empirical Method for Use in Natural-Guide-Star Observations (2002)

Steinbring, E., Faber, S. M., Hinkley, S., Macintosh, B. A., Gavel, D., Gates, E. L., ...

Even though the technology of adaptive optics (AO) is rapidly maturing, calibration of the resulting images remains a major challenge. The AO point-spread function (PSF) changes quickly both in time...

The GMOS integral field unit: first integral field spectroscopy with an 8m telescope (2002)

Allington-Smith, Jeremy, Murray, Graham, Content, Robert, Dodsworth, George, Davies, Roger, Miller, Bryan W., ...

The Gemini Multiobject Spectrograph (GMOS) installed on the Gemini-North telescope has a facility for integral field spectroscopy over the wavelength range 0.4-1.0um. GMOS is converted to this mode...

The Gravitational Lens CFRS03.1077 (2002)

Crampton, David, Schade, David, Hammer, F., Matzkin, A., Lilly, S. J., LeFevre, O.

An exquisite gravitational arc with a radius of 2.1" has been discovered around the z = 0.938 field elliptical galaxy CFRS03.1077 during HST observations of Canada-France Redshift Survey (CFRS)...

A Next-Generation Telescope for CFHT (2001)

David Crampton, C.L. Morbey

It is argued that Canadian astronomers, in particular, will require access to more large telescope time than currently being planned and that French astronomers will require access to Northern...

CFHT Widefield IR Imager (2001)

Cfht Widefield, Ir Imager, David Crampton

Some of the scientific projects and roles which a CFHT widefield near-IR imager could fulfil are explored. To achieve the scientific goals it is argued that the field size should be ?20 0 and the...

What Do Families Say? The Perspectives of Caregivers & Children After FGDM (2000)

Crampton, David, Bey, Deborah

From the American Humane Association, 2000 FGDM Roundtable Proceedings

Mediation & FGDM: What Are the Differences? (2000)

Crampton, David

From the American Humane Association, 2000 FGDM Roundtable Proceedings.

FGDM Backlash: Responding to Our Critics (2000)

Crampton, David

From the American Humane Association, 2000 FGDM Roundtable Proceedings

What Do Families Say? The Perspectives of Caregivers & Children After FGDM (2000)

Crampton, David, Bey, Deborah

From the American Humane Association, 2000 FGDM Roundtable Proceedings

Mediation & FGDM: What Are the Differences? (2000)

Crampton, David

From the American Humane Association, 2000 FGDM Roundtable Proceedings.

FGDM Backlash: Responding to Our Critics (2000)

Crampton, David

From the American Humane Association, 2000 FGDM Roundtable Proceedings

Hubble space telescope imaging of the CFRS and LDSS redshift surveys IV: influence of mergers in the evolution of faint field galaxies from z similar to 1 (2000)

Le Fevre, Olivier, Abraham, Roberto G., Lilly, Simon J., Ellis, Richard S., Brinchmann, Jarle, Schade, David J., ...

Hubble Space Telescope images of a sample of 285 galaxies with measured redshifts from the Canada-France Redshift Survey (CFRS) and Autofib-Low Dispersion Spectrograph Survey (LDSS) redshift surveys...

Hubble space telescope imaging of the CFRS and LDSS redshift surveys IV: influence of mergers in the evolution of faint field galaxies from z similar to 1 (2000)

Le Fevre, Olivier, Abraham, Roberto G., Lilly, Simon J., Ellis, Richard S., Brinchmann, Jarle, Schade, David J., ...

Hubble Space Telescope images of a sample of 285 galaxies with measured redshifts from the Canada-France Redshift Survey (CFRS) and Autofib-Low Dispersion Spectrograph Survey (LDSS) redshift surveys...

Searching for z = 6.5 Galaxies with Multislit Windows (1999)

Crampton, David, Lilly, Simon

A method for searching for emission-line objects in "windows" between atmospheric emission lines using multislits is described. A search for Ly alpha emitters at z = 6.5 in the 9130A window using...

Focussing Image Slicers: Refractive and Reflective (1999)

Richardson, E. H., Moore, A., Tilleman, T., Crampton, David

A number of design options for image slicers for NGST and Gemini are being investigated. These image slicers are all of the focussing type and both refractive and reflective solutions are being...

Photometric Redshifts in the CFDF (1999)

Brodwin, Mark, Lilly, Simon, Crampton, David

The Canada-France Deep Fields (CFDF) is a large, deep, multi-colour imaging survey undertaken primarily at CFHT. It is about 10 times fainter than the CFRS (Lilly et al 1995a) and contains over 100...

Internal Kinematics of Blue CFRS Galaxies at z ~ 0.6 (1999)

Mallen-Ornelas, Gabriela, Lilly, Simon, Crampton, David, Schade, David

We present the results of a study of the internal kinematics of luminous starforming galaxies in the 0 < z < 0.8 range, with the aim of investigating the nature of the blue galaxies which cause the...

The Canada-UK Deep Sub-Millimeter Survey II: First identifications, redshifts and implications for galaxy evolution (1999)

Lilly, Simon J., Eales, Stephen A., Gear, Walter K. P., Hammer, Francois, Fevre, Olivier Le, Crampton, David, ...

Identifications are sought for 12 sub-mm sources detected by Eales et al (1998). Six are securely identified, two have probable identifications and four remain unidentified with I_AB > 25....

Hubble space telescope imaging of the CFRS and LDSS redshift surveys III: field elliptical galaxies at 0.2 less than z less than 1.0 (1999)

Schade, David J., Lilly, Simon J., Crampton, David, Ellis, Richard S., Le Fevre, Olivier, Hammer, Francois, ...

Two-dimensional surface photometry has been performed on a magnitude-limited sample of 46 field galaxies that are classified as ellipticals based on two-dimensional fitting of their luminosity...

Hubble space telescope imaging of the CFRS and LDSS redshift surveys III: field elliptical galaxies at 0.2 less than z less than 1.0 (1999)

Schade, David J., Lilly, Simon J., Crampton, David, Ellis, Richard S., Le Fevre, Olivier, Hammer, Francois, ...

Two-dimensional surface photometry has been performed on a magnitude-limited sample of 46 field galaxies that are classified as ellipticals based on two-dimensional fitting of their luminosity...

Magellanic Cloud X-ray Sources: III. Completion of a ROSAT Survey (1998)

Schmidtke, P. C., Cowley, A. P., Crane, J. D., Taylor, V. A., McGrath, T. K., Hutchings, J. B., ...

This paper concludes a series of three papers presenting ROSAT High-Resolution Imager (HRI) observations of unidentified Einstein and serendipitous ROSAT X-ray sources in the direction of the...

The Canada-UK Deep Submillimetre Survey: First Submillimetre Images, the Source Counts, and Resolution of the Background (1998)

Eales, Stephen, Lilly, Simon, Gear, Walter, Dunne, Loretta, Bond, J. Richard, Hammer, Francois, ...

We present the first results of a deep unbiased submillimetre survey carried out at 450 and 850 microns. We detected 12 sources at 850 microns, giving a surface density of sources with 850-micron...

Deep Sub-millimeter Surveys and the Hidden Phases of Galaxy Formation (1998)

Lilly, Simon, Eales, Steven, Gear, Walter, Bond, Dick, Dunne, Loretta, Hammer, Francois, ...

Deep surveys in the far-infrared and sub-millimeter wavebands are revealing a new phase of galactic evolution hidden by dust. Observations with SCUBA on the JCMT show that 25% of the COBE/FIRAS...

Hubble Space Telescope Imaging of the CFRS and LDSS Redshift Surveys. II. Structural Parameters and the Evolution of Disk Galaxies to Z approximately 1 (1998)

Lilly, Simon, Schade, David, Ellis, Richard, Le Fevre, Oliver, Brinchmann, Jarle, Tresse, Laurence, ...

Several aspects of the evolution of star-forming galaxies are studied using measures of the two-dimensional surface brightness profiles extracted from Hubble Space Telescope images of a sample of 341...

Hubble Space Telescope Imaging of the CFRS and LDSS Redshift Surveys. II. Structural Parameters and the Evolution of Disk Galaxies to Z approximately 1 (1998)

Lilly, Simon, Schade, David, Ellis, Richard, Le Fevre, Oliver, Brinchmann, Jarle, Tresse, Laurence, ...

Several aspects of the evolution of star-forming galaxies are studied using measures of the two-dimensional surface brightness profiles extracted from Hubble Space Telescope images of a sample of 341...

Hubble Space Telescope Imaging of the CFRS and LDSS Redshift Surveys. I. Morphological Properties (1998)

Brinchmann, Jarle, Abraham, Roberto, Schade, David, Tresse, Laurence, Ellis, Richard S., Lilly, Simon, ...

We analyze Hubble Space Telescope images of a complete sample of 341 galaxies drawn from the CFRS and LDSS ground-based redshift surveys. In this, the first paper in the series, each galaxy has been...

Hubble Space Telescope Imaging of the CFRS and LDSS Redshift Surveys. I. Morphological Properties (1998)

Brinchmann, Jarle, Abraham, Roberto, Schade, David, Tresse, Laurence, Ellis, Richard S., Lilly, Simon, ...

We analyze Hubble Space Telescope images of a complete sample of 341 galaxies drawn from the CFRS and LDSS ground-based redshift surveys. In this, the first paper in the series, each galaxy has been...

Detection of the Galaxy Lensing the Doubly-imaged Quasar SBS 1520+530 (1998)

Crampton, David, Schechter, P. L.

H band observations with a spatial resolution of 0.15" carried out with the Canada-France-Hawaii Telescope adaptive optics system show a galaxy between the components of the double BAL quasar SBS...

The High Redshift Universe with Adaptive Optics: Recent results from CFHT (1998)

Crampton, David

The CFHT Adaptive Optics Bonnette (AOB) has been used to obtain high spatial resolution (0.1") observations of several extragalactic targets including the nuclei of nearby galaxies, high redshift...

Hubble Space Telescope Imaging of the CFRS and LDSS Redshift Surveys. I. Morphological Properties (1998)

Brinchmann, Jarle, Abraham, Roberto, Schade, David, Tresse, Laurence, Ellis, Richard S., Lilly, Simon, ...

We analyze Hubble Space Telescope images of a complete sample of 341 galaxies drawn from the CFRS and LDSS ground-based redshift surveys. In this, the first paper in the series, each galaxy has been...

Hubble Space Telescope Imaging of the CFRS and LDSS Redshift Surveys. II. Structural Parameters and the Evolution of Disk Galaxies to Z approximately 1 (1998)

Lilly, Simon, Schade, David, Ellis, Richard, Le Fevre, Oliver, Brinchmann, Jarle, Tresse, Laurence, ...

Several aspects of the evolution of star-forming galaxies are studied using measures of the two-dimensional surface brightness profiles extracted from Hubble Space Telescope images of a sample of 341...

Hubble Space Telescope Imaging of the CFRS and LDSS Redshift Surveys. II. Structural Parameters and the Evolution of Disk Galaxies to Z approximately 1 (1998)

Lilly, Simon, Schade, David, Ellis, Richard, Le Fevre, Oliver, Brinchmann, Jarle, Tresse, Laurence, ...

Several aspects of the evolution of star-forming galaxies are studied using measures of the two-dimensional surface brightness profiles extracted from Hubble Space Telescope images of a sample of 341...

Hubble Space Telescope Imaging of the CFRS and LDSS Redshift Surveys. I. Morphological Properties (1998)

Brinchmann, Jarle, Abraham, Roberto, Schade, David, Tresse, Laurence, Ellis, Richard S., Lilly, Simon, ...

We analyze Hubble Space Telescope images of a complete sample of 341 galaxies drawn from the CFRS and LDSS ground-based redshift surveys. In this, the first paper in the series, each galaxy has been...

Hubble Space Telescope Imaging of the CFRS and LDSS Redshift Surveys. I. Morphological Properties (1998)

Brinchmann, Jarle, Abraham, Roberto, Schade, David, Tresse, Laurence, Ellis, Richard S., Lilly, Simon, ...

We analyze Hubble Space Telescope images of a complete sample of 341 galaxies drawn from the CFRS and LDSS ground-based redshift surveys. In this, the first paper in the series, each galaxy has been...

Hubble Space Telescope Imaging of the CFRS and LDSS Redshift Surveys. II. Structural Parameters and the Evolution of Disk Galaxies to Z approximately 1 (1998)

Lilly, Simon, Schade, David, Ellis, Richard, Le Fevre, Oliver, Brinchmann, Jarle, Tresse, Laurence, ...

Several aspects of the evolution of star-forming galaxies are studied using measures of the two-dimensional surface brightness profiles extracted from Hubble Space Telescope images of a sample of 341...

Hubble Space Telescope Imaging of the CFRS and LDSS Redshift Surveys. I. Morphological Properties (1998)

Brinchmann, Jarle, Abraham, Roberto, Schade, David, Tresse, Laurence, Ellis, Richard S., Lilly, Simon, ...

We analyze Hubble Space Telescope images of a complete sample of 341 galaxies drawn from the CFRS and LDSS ground-based redshift surveys. In this, the first paper in the series, each galaxy has been...

Hubble Space Telescope Imaging of the CFRS and LDSS Redshift Surveys. II. Structural Parameters and the Evolution of Disk Galaxies to Z approximately 1 (1998)

Lilly, Simon, Schade, David, Ellis, Richard, Le Fevre, Oliver, Brinchmann, Jarle, Tresse, Laurence, ...

Several aspects of the evolution of star-forming galaxies are studied using measures of the two-dimensional surface brightness profiles extracted from Hubble Space Telescope images of a sample of 341...

Hubble space telescope imaging of the CFRS and LDSS redshift surveys I: morphological properties (1998)

Brinchmann, Jarle, Abraham, Roberto G., Schade, David J., Tresse, Laurence, Ellis, Richard S., Lilly, Simon J., ...

We analyze Hubble Space Telescope images of a complete sample of 341 galaxies drawn from the CFRS and LDSS ground-based redshift surveys. In this, the first paper in the series, each galaxy has been...

Hubble space telescope imaging of the CFRS and LDSS redshift surveys II: structural parameters and the evolution of disk galaxies to z similar to 1 (1998)

Lilly, Simon J., Schade, David J., Ellis, Richard S., Le Fevre, Olivier, Brinchmann, Jarle, Tresse, Laurence, ...

Several aspects of the evolution of star-forming galaxies are studied using measures of the two-dimensional surface brightness profiles extracted from Hubble Space Telescope images of a sample of 341...

Performance of the Canada-France-Hawaii Telescope Adaptive Optics Bonnette (1998)

F. Rigaut, D. Salmon, R. Arsenault, J. Thomas, O. Lai, D. Rouan, ...

Extensive results from the commissioning phase of PUEO, the adaptive optics instrument adaptor for the Canada--France--Hawaii telescope (CFHT), are presented and discussed. Analyses of more than 750...

Hubble space telescope imaging of the CFRS and LDSS redshift surveys I: morphological properties (1998)

Brinchmann, Jarle, Abraham, Roberto G., Schade, David J., Tresse, Laurence, Ellis, Richard S., Lilly, Simon J., ...

We analyze Hubble Space Telescope images of a complete sample of 341 galaxies drawn from the CFRS and LDSS ground-based redshift surveys. In this, the first paper in the series, each galaxy has been...

Hubble space telescope imaging of the CFRS and LDSS redshift surveys II: structural parameters and the evolution of disk galaxies to z similar to 1 (1998)

Lilly, Simon J., Schade, David J., Ellis, Richard S., Le Fevre, Olivier, Brinchmann, Jarle, Tresse, Laurence, ...

Several aspects of the evolution of star-forming galaxies are studied using measures of the two-dimensional surface brightness profiles extracted from Hubble Space Telescope images of a sample of 341...

Hubble Space Telescope Imaging of the CFRS and LDSS Redshift Surveys. I. Morphological Properties (1998)

Brinchmann, Jarle, Abraham, Roberto, Schade, David, Tresse, Laurence, Ellis, Richard S., Lilly, Simon, ...

We analyze Hubble Space Telescope images of a complete sample of 341 galaxies drawn from the CFRS and LDSS ground-based redshift surveys. In this, the first paper in the series, each galaxy has been...

Hubble Space Telescope Imaging of the CFRS and LDSS Redshift Surveys. II. Structural Parameters and the Evolution of Disk Galaxies to Z approximately 1 (1998)

Lilly, Simon, Schade, David, Ellis, Richard, Le Fevre, Oliver, Brinchmann, Jarle, Tresse, Laurence, ...

Several aspects of the evolution of star-forming galaxies are studied using measures of the two-dimensional surface brightness profiles extracted from Hubble Space Telescope images of a sample of 341...

Probes for Nearby Galaxies (1997)

Crampton, David, Gussie, G., Cowley, A. P., Schmidtke, P. C.

Data are given for 16 extragalactic objects (predominantly AGN) behind the Magellanic Clouds and for 146 quasar candidates behind the nearby galaxies NGC 45, 185, 253, 2366, 2403 and 6822, IC 1613,...

The SMC Supersoft X-ray Binary 1E 0035.4-7230 (SMC 13) (1997)

Crampton, David, Hutchings, J. B., Cowley, A. P., Schmidtke, P. C.

Details of simultaneous photometric and spectroscopic observations of the optical counterpart of the `supersoft' X-ray source 1E 0035.4-7230 (SMC 13) are presented. Although the spectrum is dominated...

A Massive Cluster of Galaxies at z = 0.996 (1997)

Fevre, O. Le, Crampton, David, Dickinson, M.

We report the identification of a cluster of galaxies around the high-redshift radio galaxy 3CR184 at z = 0.996. The identification is supported by an excess of galaxies observed in projection in I...

Evaluating FGDM: What Are the Expected Outcomes and How Can They Best Be Measured (Part 2) (1997)

Crampton, David

This paper is based on a workshop presented at the American Humane Association's Family Group Decision Making Roundtable in Detroit, Michigan, on September 18-19, 1997.

Evaluating FGDM: What Are the Expected Outcomes and How Can They Best Be Measured (Part 2) (1997)

Crampton, David

This paper is based on a workshop presented at the American Humane Association's Family Group Decision Making Roundtable in Detroit, Michigan, on September 18-19, 1997.

CFRS XIV: Spectral Properties Of Field Galaxies Up To z = 1 (1996)

Hammer, F., Flores, H., Lilly, S. J., Crampton, David, Fevre, O. Le, Rola, C., ...

The spectral properties of more than 400 CFRS galaxies and their changes over the redshift interval 0 - 1.3 are investigated. Emission line intensities and equivalent widths for accessible lines have...

The gravitational lens CFRS14.1311 = HST 14176+5226 (1996)

Crampton, David, Fevre, O. Le, Hammer, F., Lilly, S. J.

Ratnatunga et al. (1995) have recently proposed that an object, HST 14176+5226, in the "Groth-Westphal" HST survey strip is an "Einstein cross" gravitational lens. By chance, this object has been...

The CANADA-FRANCE REDSHIFT SURVEY XI: Morphology of high-redshift field galaxies from high-resolution ground-based imaging (1996)

Schade, David, Lilly, S. J., Fevre, O. Le, Hammer, F., Crampton, David

The 143 galaxies with secure redshifts (median z = 0.62) from the 1415+52 field of the Canada-France Redshift Survey have been imaged at CFHT with median seeing of 0.67 arcseconds. Structural...

The CANADA-FRANCE REDSHIFT SURVEY XIII: The luminosity density and star-formation history of the Universe to z ~ 1 (1996)

Lilly, S. J., Fevre, O. Le, Hammer, F., Crampton, David

The comoving luminosity density of the Universe is estimated from the CFRS faint galaxy sample in three wavebands (2800A, 4400A and 1 micron) over the redshift range 0 < z < 1. In all three...

The Canada-France Redshift Survey X: The Quasar Sample (1995)

Schade, David, Crampton, David, Hammer, F., Fevre, O. Le, Lilly, S. J.

Six objects with broad emission lines and redshifts from 0.48 to 2.07 were discovered among 736 extragalactic objects in the Canada-France Redshift Survey (CFRS). Although the luminosities of half of...

The CANADA-FRANCE REDSHIFT SURVEY VI: Evolution of the galaxy luminosity function to z ~ 1 (1995)

Lilly, S. J., Tresse, L., Hammer, F., Crampton, David, Fevre, O. Le

The cosmic evolution of the field galaxy population has been studied out to a redshift of z ~ 1 using a sample of 730 I-band selected galaxies, of which 591 have secure redshifts with median ~ 0.56....

THE CANADA-FRANCE REDSHIFT SURVEY IX: HST Imaging of High-Redshift Field Galaxies (1995)

Schade, D. J., Lilly, S. J., Crampton, David, Hammer, F., Fevre, O. Le, Tresse, L.

HST B and I images are presented of 32 CFRS galaxies with secure redshifts in the range 0.5 < z < 1.2. These galaxies exhibit the same range of morphological types as seen locally, i.e., ellipticals,...

The LMC Supersoft X-Ray Binary RX J0513.9-6951 (1995)

Crampton, David, Hutchings, J. B., Cowley, A. P., Schmidtke, P. C., McGrath, T. K., O'Donoghue, D., ...

A detailed analysis of simultaneous photometric and spectroscopic observations of the optical counterpart of the LMC "supersoft" X-ray source RX J0513.9-6951 (identified with HV 5682) is presented....

The CANADA-FRANCE REDSHIFT SURVEY I: Introduction to the Survey, Photometric Catalogs and Surface Brightness Selection Effects (1995)

Lilly, S. J., Fevre, O. Le, Crampton, David, Hammer, F., Tresse, L.

The Canada-France Redshift Survey has been undertaken to provide a large well-defined sample of faint galaxies at high redshift in which the selection criteria match as closely as possible those of...

THE CANADA-FRANCE REDSHIFT SURVEY II: Spectroscopic Program; Data for the 0000-00 and 1000+25 Fields (1995)

Fevre, O. Le, Crampton, David, Lilly, S. J., Hammer, F., Tresse, L.

This paper describes the methods used to obtain the spectroscopic data and construct redshift catalogs for the Canada-France deep Redshift Survey (CFRS). The full data set consists of more than one...

THE CANADA-FRANCE REDSHIFT SURVEY III: "Single Emission Line" Objects, Analysis of Repeat Observations, and Spectroscopic Identifications in the 1415+52 and 2215+00 Fields (1995)

Lilly, S. J., Hammer, F., Fevre, O. Le, Crampton, David

This paper is one of a series describing the Canada-France Redshift Survey (CFRS). It is shown how the shape of the continuum around the emission line can be used to distinguish between [OII] 3727 at...

THE CANADA-FRANCE REDSHIFT SURVEY IV: Spectroscopic Selection Effects and 0300+00 Field Spectroscopic Data (1995)

Hammer, F., Crampton, David, Fevre, O. Le, Lilly, S. J.

Possible surface brightness selection effects in the redshift catalogs of the Canada-France Redshift Survey are investigated through comparisons of subsamples of the data. Our analyses demonstrate...

THE CANADA-FRANCE REDSHIFT SURVEY V: Global Properties of the Sample (1995)

Crampton, David, Fevre, O. Le, Lilly, S. J., Hammer, F.

The photometric and spectroscopic data of the CFRS survey of objects with 17.5 < I_{AB} < 22.5 are combined and analysed. The overall completeness is 85%. The redshift histogram of the sample is...

Environment and child well-being

Freisthler, Bridget, Crampton, David

In recent years there has been a growing interest in understanding how the particular environment in which children and youth develop affect later outcomes. The articles in this special issue all...