Sean M. Moran

CO interferometry of gas-rich spiral galaxies in the outskirts of an intermediate redshift cluster (2009)

Geach, James E., Smail, Ian, Coppin, Kristen, Moran, Sean M., Edge, Alastair C., Ellis, Richard S.

We present IRAM Plateau de Bure Interferometer 3-mm observations of CO J(1 → 0) emission in two 24-μm selected starburst galaxies in the outskirts (∼2–3R_(virial)) of the rich cluster Cl...

CO interferometry of gas-rich spiral galaxies in the outskirts of an intermediate redshift cluster (2009)

Geach, James E., Smail, Ian, Coppin, Kristen, Moran, Sean M., Edge, Alastair C., Ellis, Richard S.

We present IRAM Plateau de Bure Interferometer 3mm observations of CO(1-0) emission in two 24um-selected starburst galaxies in the outskirts (2-3xR_virial) of the rich cluster Cl0024+16 (z=0.395)....

The Nature of Dusty Starburst Galaxies in a Rich Cluster at z = 0.4: The Progenitors of Lenticulars? (2009)

Geach, James E., Smail, Ian, Moran, Sean M., Treu, Tommaso, Ellis, Richard S.

We present the results of a Spitzer Infrared Spectrograph survey of 24 μm selected luminous infrared galaxies (LIRGs, LIR > 10^11 L☉) in the rich cluster Cl 0024+16 at z = 0.4. Optically, these...

SDSSJ092712.65+294344.0: NGC 1275 at z=0.7? (2008)

Heckman, Timothy M., Krolik, Julian H., Moran, Sean M., Schnittman, Jeremy, Gezari, Suvi

SDSSJ092712.65+294344.0 was identified by the SDSS as a quasar, but has the unusual property of having two emission line systems offset by 2650 km/s. One of these contains the usual combination of...

The nature of dusty starburst galaxies in a rich cluster at z=0.4: the progenitors of lenticulars? (2008)

Geach, J. E., Smail, Ian, Moran, Sean M., Treu, Tommaso, Ellis, Richard S.

We present the results of a Spitzer Infrared Spectrograph (IRS) survey of 24um-selected luminous infrared galaxies (LIRGs, L_IR > 10^11 L_sun) in the rich cluster Cl0024+16 at z=0.4. Optically, these...

The Evolutionary History of Galactic Bulges: Photometric and Spectroscopic Studies of Distant Spheroids in the GOODS Fields (2007)

MacArthur, Lauren A., Ellis, Richard S., Treu, Tommaso, U, Vivian, Bundy, Kevin, Moran, Sean M.

We report on the first results of a new study aimed at understanding the diversity and evolutionary history of distant galactic bulges in the context of now well-established trends for pure...

Understanding the physical processes driving galaxy evolution in clusters : a case study of two z~0.5 galaxy clusters (2007)

Moran, Sean M.

Clusters of galaxies represent the largest laboratories in the universe for testing the incredibly chaotic physics governing the collapse of baryons into the stars, galaxies, groups, and diffuse...

The dynamical distinction between elliptical and lenticular galaxies in distant clusters: further evidence for the recent origin of S0 galaxies (2007)

Moran, Sean M., Loh, Boon Liang, Ellis, Richard S., Treu, Tommaso, Bundy, Kevin, MacArthur, Lauren A.

We examine resolved spectroscopic data obtained with the Keck II telescope for 44 spheroidal galaxies in the fields of two rich clusters, Cl 0024+16 (z = 0.40) and MS 0451-03 (z = 0.54) and contrast...

Understanding the physical processes driving galaxy evolution in clusters : a case study of two z~0.5 galaxy clusters (2007)

Moran, Sean M.

Clusters of galaxies represent the largest laboratories in the universe for testing the incredibly chaotic physics governing the collapse of baryons into the stars, galaxies, groups, and diffuse...

A Wide-field Survey of Two Z~0.5 Galaxy Clusters: Identifying the Physical Processes Responsible for the Observed Transformation of Spirals into S0s (2007)

Moran, Sean M., Ellis, Richard S., Treu, Tommaso, Smith, Graham P., Rich, R. Michael, Smail, Ian

We present new results from our comprehensive comparative survey of two massive, intermediate redshift galaxy clusters, Cl0024+17 (z=0.39) and MS0451-03 (z=0.54). We identify and study several key...

Reflections of Cluster Assembly in the Stellar Populations and Dynamics of Member Galaxies (2007)

Moran, Sean M., Ellis, Richard S., Treu, Tommaso, Smith, Graham P.

We combine optical (HST) and UV (GALEX) imaging of two intermediate redshift galaxy clusters with spectroscopy of member galaxies, to study the relation between the formation history of cluster...

Dynamical Evidence for Environmental Evolution of Intermediate Redshift Spiral Galaxies (2007)

Moran, Sean M., Miller, Neil, Treu, Tommaso, Ellis, Richard S., Smith, Graham P.

Combining resolved optical spectroscopy with panoramic HST imaging, we study the dynamical properties of spiral galaxies as a function of position across two intermediate redshift clusters, and we...

The Dynamical Distinction between Elliptical and Lenticular Galaxies in Distant Clusters: Further Evidence for the Recent Origin of S0 Galaxies (2007)

Moran, Sean M., Loh, Boon Liang, Ellis, Richard S., Treu, Tommaso, Bundy, Kevin, MacArthur, Lauren A.

We examine resolved spectroscopic data obtained with the Keck II telescope for 44 spheroidal galaxies in the fields of two rich clusters, Cl0024+16 (z=0.40) and MS0451-03 (z=0.54), and contrast this...

Preprint typeset using LATEX style emulateapj v. 6/22/04 DYNAMICAL EVIDENCE FOR ENVIRONMENTAL EVOLUTION OF INTERMEDIATE REDSHIFT SPIRAL GALAXIES (2007)

Sean M. Moran, Neil Miller, Tommaso Treu, Richard S. Ellis, Graham P. Smith

Combining resolved optical spectroscopy with panoramic HST imaging, we study the dynamical properties of spiral galaxies as a function of position across two intermediate redshift clusters, and we...

GALEX Observations of "Passive Spirals" in the Cluster Cl 0024+17: Clues to the Formation of S0 Galaxies (2006)

Moran, Sean M., Ellis, Richard S., Treu, Tommaso, Salim, Samir, Rich, R. Michael, Smith, Graham P., ...

We present new results from deep GALEX UV imaging of the cluster Cl 0024+17 at z~0.4. Rest-frame far UV emission is detected from a large fraction of so-called ``passive spiral galaxies'' -a...

GALEX Observations of "Passive Spirals" in the Cluster Cl 0024+17: Clues to the Formation of S0 Galaxies (2006)

Moran, Sean M., Ellis, Richard S., Treu, Tommaso, Salim, Samir, Rich, R. Michael, Smith, Graham P., ...

We present new results from deep GALEX UV imaging of the cluster Cl 0024+17 at z~0.4. Rest-frame far UV emission is detected from a large fraction of so-called ``passive spiral galaxies'' -a...

GALEX Observations of "Passive Spirals" in the Cluster Cl 0024+17: Clues to the Formation of S0 Galaxies (2006)

Moran, Sean M., Ellis, Richard S., Treu, Tommaso, Salim, Samir, Rich, R. Michael, Smith, Graham P., ...

We present new results from deep GALEX UV imaging of the cluster Cl 0024+17 at z~0.4. Rest-frame far UV emission is detected from a large fraction of so-called ``passive spiral galaxies'' -a...

GALEX Observations of "Passive Spirals" in the Cluster Cl 0024+17: Clues to the Formation of S0 Galaxies (2006)

Moran, Sean M., Ellis, Richard S., Treu, Tommaso, Salim, Samir, Rich, R. Michael, Smith, Graham P., ...

We present new results from deep GALEX UV imaging of the cluster Cl 0024+17 at z~0.4. Rest-frame far UV emission is detected from a large fraction of so-called ``passive spiral galaxies'' -a...

A Wide-field Hubble Space Telescope Survey of the Cluster Cl 0024+16 at z=0.4. III: Spectroscopic Signatures of Environmental Evolution in Early Type Galaxies (2005)

Moran, Sean M., Ellis, Richard S., Treu, Tommaso, Smail, Ian, Dressler, Alan, Coil, Alison L., ...

We report results from a panoramic spectroscopic survey of 955 objects in the field of the rich cluster Cl 0024+1654 (z~0.4), complementing the HST imaging presented in the first paper in this...

Evolution Since z=1 of the Morphology-density Relation of Galaxies (2004)

Smith, Graham P., Treu, Tommaso, Ellis, Richard S., Moran, Sean M., Dressler, Alan

We measure the morphology-density relation of galaxies at z=1 across the full three orders of magnitude in projected galaxy density available in low-redshift studies. Our study adopts techniques that...

The Dynamical Influence of a Planet at Semimajor Axis 3.4 AU on the Dust Around Epsilon Eridani (2003)

Moran, Sean M., Kuchner, Marc J., Holman, Matthew J.

Precise-Doppler experiments suggest that a massive (m sin i=0.86 M_J) planet orbits at semimajor axis a=3.4 AU around Epsilon Eridani, a nearby star with a massive debris disk. The dynamical...