Simon J. Lilly

Photo-z Performance for Precision Cosmology (2009)

Bordoloi, Rongmon, Lilly, Simon J., Amara, Adam

Current and future weak lensing surveys will rely on photometrically estimated redshifts of very large numbers of galaxies. In this paper, we address several different aspects of the demanding...

The zCOSMOS 10k-Bright Spectroscopic Sample (2009)

Lilly, Simon J., Le Brun, Vincent, Maier, Christian, Mainieri, Vincenzo, Mignoli, Marco, Scodeggio, Marco, ...

We present spectroscopic redshifts of a large sample of galaxies with I_(AB) < 22.5 in the COSMOS field, measured from spectra of 10,644 objects that have been obtained in the first two years of...

The COSMOS Active Galactic Nucleus Spectroscopic Survey. I. XMM-Newton Counterparts (2009)

Trump, Jonathan R., Impey, Chris D., Elvis, Martin, McCarthy, Patrick J., Huchra, John P., Brusa, Marcella, ...

We present optical spectroscopy for an X-ray and optical flux-limited sample of 677 XMM-Newton selected targets covering the 2 deg^2 Cosmic Evolution Survey field, with a yield of 485 high-confidence...

The SINS Survey: Broad H-alpha Emission in High-Redshift Star-Forming Galaxies (2009)

Shapiro, Kristen L., Genzel, Reinhard, Quataert, Eliot, Schreiber, Natascha M. Förster, Davies, Richard, Tacconi, Linda, ...

High signal-to-noise, representative spectra of star-forming galaxies at z~2, obtained via stacking of the galaxies observed in the context of the SINS survey, reveal broad (FWHM > 1500 km/s) H-alpha...

The COSMOS AGN Spectroscopic Survey I: XMM Counterparts (2008)

Trump, Jonathan R., Impey, Chris D., Elvis, Martin, McCarthy, Patrick J., Huchra, John P., Brusa, Marcella, ...

We present optical spectroscopy for an X-ray and optical flux-limited sample of 677 XMM-Newton selected targets covering the 2 deg^2 COSMOS field, with a yield of 485 high-confidence redshifts. The...

Strong magnetic fields in normal galaxies at high redshifts (2008)

Bernet, Martin L., Miniati, Francesco, Lilly, Simon J., Kronberg, Philipp P., Dessauges-Zavadsky, Miroslava

The origin and growth of magnetic fields in galaxies is still something of an enigma. It is generally assumed that seed fields are amplified over time through the dynamo effect, but there are few...

HST and Beyond (2007)

Exploration And The, Robert A. Brown, Arthur F. Davidsen, Richard S. Ellis, Wendy L. Freedman, Richard F. Green, ...

this report to represent many interests, with a correspondingly large range of technical and scientific experience and expertise. We recognize this diversity by presenting first, in Parts I and II,...

Mapping Neutral Hydrogen During Reionization with the Ly-alpha Emission from Quasar Ionization Fronts (2007)

Cantalupo, Sebastiano, Porciani, Cristiano, Lilly, Simon J.

We present a new method to directly map the neutral-hydrogen distribution during the reionization epoch and to constrain the emission properties of the highest-redshift quasars (QSOs). As a tracer of...

Strong MgII systems in quasar and gamma-ray burst spectra (2007)

Porciani, Cristiano, Viel, Matteo, Lilly, Simon J.

The incidence of strong MgII systems in gamma-ray burst (GRB) spectra is a few times higher than in quasar (QSO) spectra. We investigate several possible explanations for this effect, including: dust...

Magellan spectroscopy of AGN candidates in the COSMOS field (2007)

Trump, Jonathan R., Impey, Chris D., McCarthy, Patrick J., Elvis, Martin, Huchra, John P., Brusa, Marcella, ...

We present spectroscopic redshifts for the first 466 X-ray- and radio-selected AGN targets in the 2 deg2 COSMOS field. Spectra were obtained with the IMACS instrument on the Magellan (Baade)...

Plausible fluorescent Ly-alpha emitters around the z=3.1 QSO0420-388 (2006)

Cantalupo, Sebastiano, Lilly, Simon J., Porciani, Cristiano

We report the results of a survey for fluorescent Ly-alpha emission carried out in the field surrounding the z=3.1 quasar QSO0420-388 using the FORS2 instrument on the VLT. We first review the...

Report by the ESA-ESO Working Group on Fundamental Cosmology (2006)

Peacock, John A., Schneider, Peter, Efstathiou, George, Ellis, Jonathan R., Leibundgut, Bruno, Lilly, Simon J., ...

ESO and ESA agreed to establish a number of Working Groups to explore possible synergies between these two major European astronomical institutions. This Working Group's mandate was to concentrate on...

The James Webb Space Telescope (2006)

Gardner, Jonathan P., Mather, John C., Clampin, Mark, Doyon, Rene, Greenhouse, Matthew A., Hammel, Heidi B., ...

The James Webb Space Telescope (JWST) is a large (6.6m), cold (50K), infrared-optimized space observatory that will be launched early in the next decade. The observatory will have four instruments: a...

Magellan Spectroscopy of AGN Candidates in the COSMOS Field (2006)

Trump, Jonathan R., Impey, Chris D., McCarthy, Patrick J., Elvis, Martin, Huchra, John P., Brusa, Marcella, ...

We present spectroscopic redshifts for the first 466 X-ray and radio-selected AGN targets in the 2 deg^2 COSMOS field. Spectra were obtained with the IMACS instrument on the Magellan (Baade)...

Science with the James Webb space telescope (2006)

Gardner, Jonathan P., Mather, John C., Clampin, Mark, Doyon, Rene, Greenhouse, Matthew A., Hammel, Heidi B., ...

The scientific capabilities of the James Webb Space Telescope (JWST) fall into four themes. The End of the Dark Ages: First Light and Reionization theme seeks to identify the first luminous sources...

Fluorescent Ly-alpha emission from the high-redshift intergalactic medium (2005)

Cantalupo, Sebastiano, Porciani, Cristiano, Lilly, Simon J., Miniati, Francesco

We combine a high-resolution hydro-simulation of the LambdaCDM cosmology with two radiative transfer schemes (for continuum and line radiation) to predict the properties, spectra and spatial...

The Number and Observability of Population III Supernovae at High Redshifts (2004)

Weinmann, Simone M., Lilly, Simon J.

We consider the feasibility of detecting Population III pair-instability supernovae (PISN) at very high redshifts with the James Webb Space Telescope (JWST). Four published estimates for the PISNe...

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 matallicities of star-forming galaxies at intermediate redshifts 0.47 < z < 0.92 (2003)

Lilly, Simon J., Carollo, C. Marcella, Stockton, Alan N.

Estimates of the [O/H] metallicity of the star-forming gas in a sample of 66 CFRS galaxies between 0.47 < z < 0.92 have been made based on the flux ratios of bright emission lines. Most galaxies (>...

The metallicity of star-forming gas over cosmic time (2002)

Lilly, Simon J., Carollo, C. Marcella, Stockton, Alan N.

A brief review concludes that there is now good overall agreement between theoretical estimates of the energy associated with the production of the observed metal content of the Universe and the...

The Metallicity of Redshift 0.5 (2001)

Carollo, C. Marcella, Lilly, Simon J., Stockton, Alan

We are undertaking a program to measure emission line ratios in a selected sample of $0.5 < z < 1.0$ CFRS starforming galaxies in order to compute their Interstellar Medium metallicities. The latter...

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...

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....

Measurement of the star formation rate from H alpha in field galaxies at z=1 (1999)

Glazebrook, Karl, Blake, Chris, Economou, Frossie, Lilly, Simon J., Colless, Matthew

We report the results of J-band infrared spectroscopy of a sample of 13 z = 1 field galaxies drawn from the Canada-France Redshift Survey, targeting galaxies with redshifts that place the rest-frame...

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...

Measurement of the star formation rate from H alpha in field galaxies at z=1 (1999)

Glazebrook, Karl, Blake, Chris, Economou, Frossie, Lilly, Simon J., Colless, Matthew

We report the results of J-band infrared spectroscopy of a sample of 13 z = 1 field galaxies drawn from the Canada-France Redshift Survey, targeting galaxies with redshifts that place the rest-frame...

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 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 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...

The Clustering of Faint Galaxies and the Evolution of $\xi$(r) (1996)

Hudon, J. Daniel, Lilly, Simon J.

The two-point angular correlation function, $\w$, is constructed from a catalog of 13,000 objects in 24 fields distributed over an area of 4 deg$^2$ and complete to a limit of $R = 23.5$. The...