Now showing items 1-20 of 28

    • Absorption-line strengths of 18 late-type spiral galaxies observed with SAURON 

      Ganda, K.; Peletier, R.F.; McDermid, R.M.; Falcon-Barroso, J.; de Zeeuw, P.T.; Bacon, R.; Cappellari, M.; Davies, R.L.; Emsellem, E.; Krajnovic, D.; Kuntschner, H.; Sarzi, M.; van de Ven, G. (2007)
      We present absorption line-strength maps for a sample of 18 Sb-Sd galaxies observed using the integral-field spectrograph SAURON operating at the William Herschel Telescope on La Palma, as part of a project devoted to the ...
    • The ATLAS project - IX. The merger origin of a fast- and a slow-rotating early-type galaxy revealed with deep optical imaging : First results 

      Duc, P.-A.; Ferriere, E.; Bournaud, F.; Cuillandre, J.-C.; Serra, P.; Morganti, R.; Oosterloo, T.; Michel-Dansac, L.; Bois, M.; Emsellem, E.; Lablanche, P.-Y.; Alatalo, K.; Blitz, L.; Bois, M.; de Zeeuw, P.T.; Emsellem, E.; Krajnović, D.; Bureau, M.; Cappellari, M.; Davies, R.L.; Davis, T.A.; Scott, N.; Khochfar, S.; Kuntschner, H.; McDermid, R.M.; Morganti, R.; Oosterloo, T.; Naab, T.; Sarzi, M.; Weijmans, A.-M.; Young, L.M. (2011-10-01)
      The mass assembly of galaxies leaves imprints in their outskirts, such as shells and tidal tails. The frequency and properties of such fine structures depend on the main acting mechanisms - secular evolution, minor or major ...
    • The ATLAS project - VIII. Modelling the formation and evolution of fast and slow rotator early-type galaxies within ΛCDM 

      Khochfar, S.; Emsellem, E.; Bois, M.; de Zeeuw, P.T.; Krajnović, D.; Emsellem, E.; Bois, M.; Bacon, R.; Lablanche, P.-Y.; Serra, P.; Morganti, R.; Oosterloo, T.; Alatalo, K.; Blitz, L.; Bournaud, F.; Oosterloo, T.; Bureau, M.; Cappellari, M.; Davies, R.L.; Davis, T.A.; Scott, N.; Duc, P.-A.; Kuntschner, H.; McDermid, R.M.; Morganti, R.; Naab, T.; Sarzi, M.; Weijmans, A.-M.; Young, L.M. (2011-10-01)
      We propose a simple model for the origin of fast and slow rotator early-type galaxies (ETG) within the hierarchical Λcold dark matter (ΛCDM) scenario, that is based on the assumption that the mass fraction of stellar discs ...
    • The ATLAS project - X. On the origin of the molecular and ionized gas in early-type galaxies 

      Davis, T.A.; Bureau, M.; Cappellari, M.; Davies, R.L.; Scott, N.; Alatalo, K.; Blitz, L.; Sarzi, M.; Young, L.M.; Serra, P.; Morganti, R.; Oosterloo, T.; Crocker, A.F.; Krajnović, D.; de Zeeuw, P.T.; Emsellem, E.; McDermid, R.M.; Bois, M.; Bournaud, F.; Duc, P.-A.; de Zeeuw, P.T.; Emsellem, E.; Lablanche, P.-Y.; Khochfar, S.; Kuntschner, H.; Morganti, R.; Oosterloo, T.; Naab, T.; Weijmans, A.-M. (2011-10-01)
      We make use of interferometric CO and Hi observations, and optical integral-field spectroscopy from the ATLAS survey, to probe the origin of the molecular and ionized interstellar medium (ISM) in local early-type galaxies. ...
    • Discovery of an active galactic nucleus driven molecular outflow in the local early-type galaxy NGC 1266 

      Alatalo, K.; Blitz, L.; Young, L.M.; Davis, T.A.; Bureau, M.; Lopez, L.A.; Cappellari, M.; Scott, N.; Shapiro, K.; Crocker, A.; Martin, S.; Bois, M.; Bournaud, F.; Davies, R.L.; de Zeeuw, P.T.; Duc, P.A.; Emsellem, E.; Falcon-Barroso, J.; Knochfar, S.; Krajnovic, D.; Kuntschner, H.; Lablanche, P.-Y.; McDermid, R.M.; Morganti, R.; Naab, T.; Oosterloo, T.; Sarzi, Marc; Serra, P.; Weijmans, A. (2011)
      We report the discovery of a powerful molecular wind from the nucleus of the non-interacting nearby S0 field galaxy NGC 1266. The single-dish CO profile exhibits emission to +/- 400 km s(-1) and requires a nested Gaussian ...
    • Early-type galaxies in different environments : an H i view 

      Oosterloo, T.; Morganti, R.; Crocker, A.; Jutte, E.; Cappellari, M.; de Zeeuw, T.; Krajnovic, D.; McDermid, R.M.; Kuntschner, H.; Sarzi, M.; Weijmans, A. (2010)
      We present an analysis of deep Westerbork Synthesis Radio Telescope observations of the neutral hydrogen in 33 nearby early-type galaxies selected from a representative sample studied earlier at optical wavelengths with ...
    • Formation of slowly rotating early-type galaxies via major mergers: a resolution study 

      Bois, M.; Bournaud, F.; Emsellem, E.; Alatalo, K.; Blitz, L.; Bureau, M.; Cappellari, M.; Davies, R.L.; Davis, T.A.; de Zeeuw, P.T.; Duc, P.A.; Khochfar, S.; Krajnovic, D.; Kuntschner, H.; Lablanche, P.-Y.; McDermid, R.M.; Morganti, R.; Naab, T.; Oosterloo, T.; Sarzi, M.; Scott, N.; Serra, P.; Weijmans, A.; Young, L.M. (2010)
      We study resolution effects in numerical simulations of gas-rich and gas-poor major mergers, and show that the formation of slowly rotating elliptical galaxies often requires a resolution that is beyond the present-day ...
    • Investigating the merger origin of early-type galaxies using ultra-deep optical images 

      Duc, P.-A.; Bournaud, F.; Ferriere, E.; Cuillandre, J.-C.; Alatalo, K.; Blitz, L.; Bois, M.; Emsellem, E.; Lablanche, P.-Y.; Michel-Dansac, L.; Bureau, M.; Cappellari, M.; Davies, R.L.; Davis, T.A.; Scott, N.; Côté, P.; Ferrarese, L.; Gwyn, S.; MacArthur, L.; De Zeeuw, P.T.; Krajnovic, D.; Kuntschner, H.; Khochfar, S.; McDermid, R.M.; Morganti, R.; Oosterloo, T.; Serra, P.; Naab, T.; Sarzi, M.; Weijmans, A.; Young, L.M. (2010-12-01)
      The mass assembly of galaxies leaves various imprints on their surroundings, such as shells, streams and tidal tails. The frequency and properties of these fine structures depend on the mechanism driving the mass assembly: ...
    • The kinematics of Core and Cusp galaxies : comparing HST imaging and integral-field observations 

      Falcon-Barroso, J.; Bacon, R.; Cappellari, M.; Davies, R.L.; de Zeeuw, P.T.; Emsellem, E.; Krajnovic, D.; Kuntschner, H.; McDermid, R.M.; Peletier, R.F.; Sarzi, Marc; van de Ven, G. (Springer Nature, 2010)
      In this proceeding we look at the relationship between the photometric nuclear properties of early-type galaxies from Hubble Space Telescope imaging and their overall kinematics as observed with the SAURON integral-field ...
    • Molecular gas and star formation in local early-type galaxies 

      Bureau, M.; Davis, T.A.; Cappellari, M.; Davies, R.L.; Scott, N.; Alatalo, K.; Blitz, L.; Crocker, A.F.; Young, L.M.; Combes, F.; Bois, M.; Emsellem, E.; Lablanche, P.-Y.; Bournaud, F.; De Zeeuw, P.T.; Krajnović, D.; Kuntschner, H.; Duc, P.-A.; Khochfar, S.; McDermid, R.M.; Morganti, R.; Oosterloo, T.; Serra, P.; Naab, T.; Sarzi, M.; Weijmans, A. (2010-12-01)
      The molecular gas content of local early-type galaxies is constrained and discussed in relation to their evolution. First, as part of the ATLAS survey, we present the first complete, large (260 objects), volume-limited ...
    • Neutral hydrogen in nearby elliptical and lenticular galaxies: the continuing formation of early-type galaxies 

      Morganti, R.; de Zeeuw, P.T.; Oosterloo, T.; McDermid, R.M.; Krajnovic, D.; Cappellari, M.; Kenn, F.; Weijmans, A.; Sarzi, M. (2006)
    • On the origin and fate of ionised-gas in early-type galaxies: The SAURON perspective 

      Sarzi, M.; Bacon, R.; Cappellari, M.; Davies, R.L.; Emsellem, E.; Falcon-Barroso, J.; Krajnovic, D.; Kuntschner, H.; McDermid, R.M.; Peletier, R.F.; de Zeeuw, T.; van de Ven, G. (2007)
    • Recent Star Formation in Nearby Early-type Galaxies 

      Sarzi, M.; Bacon, R.; Cappellari, M.; Davies, R.L.; de Zeeuw, P.T.; Emsellem, E.; Falcon-Barroso, J.; Krajnovic, D.; Kuntschner, H.; McDermid, R.M.; Peletier, R.F.; van de Ven, G. (Astronomical Society of the Pacific, 2008)
      Motivated by recent progress in the study of early-type galaxies owing to technological advances, the launch of new space telescopes, and large ground-based surveys, we attempt a short review of our current understanding ...
    • The SAURON project - IV. The mass-to-light ratio, the virial mass estimator and the Fundamental Plane of elliptical and lenticular galaxies 

      Cappellari, M.; Bacon, R.; Bureau, M.; Damen, M.C.; Davies, R.L.; de Zeeuw, P.T.; Emsellem, E.; Falcon-Barroso, J.; Krajnovic, D.; Kuntschner, H.; McDermid, R.M.; Peletier, R.F.; Sarzi, M.; van den Bosch, R.C.E.; van de Ven, G. (2006)
    • The SAURON project - V. Integral-field emission-line kinematics of 48 elliptical and lenticular galaxies 

      Sarzi, M.; Falcon-Barroso, J.; Davies, R.L.; Bacon, R.; Bureau, M.; Cappellari, M.; de Zeeuw, T.; Emsellem, E.; Fathi, K.; Krajnovic, D.; Kuntschner, H.; McDermid, R.M.; Peletier, R.F. (2006)
    • The SAURON project - VI. Line strength maps of 48 elliptical and lenticular galaxies 

      Kuntschner, H.; Emsellem, E.; Bacon, R.; Bureau, M.; Cappellari, M.; Davies, R.L.; de Zeeuw, P.T.; Falcon-Barroso, J.; Krajnovic, D.; McDermid, R.M.; Peletier, R.F.; Sarzi, M. (2006)
    • The SAURON project - VII. Integral-field absorption and emission-line kinematics of 24 spiral galaxy bulges 

      Falcon-Barroso, J.; Bacon, R.; Bureau, M.; Cappellari, M.; Davies, R.L.; de Zeeuw, P.T.; Emsellem, E.; Fathi, K.; Krajnovic, D.; Kuntschner, H.; McDermid, R.M.; Peletier, R.F.; Sarzi, M. (2006)
    • The SAURON project - XI. Stellar populations from absorption line strength maps of 24 early-type spirals 

      Peletier, R.F.; Falcon-Barroso, J.; Bacon, R.; Cappellari, M.; Davies, R.L.; de Zeeuw, P.T.; Emsellem, E.; Ganda, K.; Krajnovic, D.; Kuntschner, H.; McDermid, R.M.; Sarzi, M.; van de Ven, G. (2007)
    • The SAURON project - XII. Kinematic substructures in early-type galaxies: evidence for disks in fast rotators 

      Krajnovic, D.; Bacon, R.; Cappellari, M.; Davies, R.L.; de Zeeuw, P.T.; Emsellem, E.; Falcon-Barroso, J.; Kuntschner, H.; McDermid, R.M.; Peletier, R.F.; Sarzi, M.; van den Bosch, R.C.E.; van de Ven, G. (2008)
    • The SAURON Project - XV. Modes of star formation in early-type galaxies and the evolution of the red sequence 

      Shapiro, K.; Falcon-Barroso, J.; van de Ven, G.; de Zeeuw, P.T.; Sarzi, M.; Bacon, R.; Bolatto, A.; Cappellari, M.; Croton, D.; Davies, R.L.; Emsellem, E.; Fakhouri, O.; Krajnovic, D.; Kuntschner, H.; McDermid, R.M.; Peletier, R.F.; van den Bosch, R.C.E.; van der Wolk, G. (2010)
      We combine SAURON integral field data of a representative sample of local early-type, red sequence galaxies with Spitzer/Infrared Array Camera imaging in order to investigate the presence of trace star formation in these ...