Now showing items 1-13 of 13

    • The ATLAS 3D Project - XXXI. Nuclear radio emission in nearby early-type galaxies 

      Nyland, K.; Young, L.~M.; Wrobel, J.~M.; Sarzi, M.; Morganti, R.; Alatalo, K.; Blitz, L.; Bournaud, F.; Bureau, M.; Cappellari, M.; Crocker, A.~F.; Davies, R.~L.; Davis, Timothy; de Zeeuw, P.~T.; Duc, P.-A.; Emsellem, E.; Khochfar, S.; Krajnovi, D.; Kuntschner, H.; McDermid, R.~M.; Naab, T.; Oosterloo, T.; Scott, N.; Serra, P.; Weijmans, A.-M. (2016-05-11)
      We present the results of a high-resolution, 5 GHz, Karl G. Jansky Very Large Array study of the nuclear radio emission in a representative subset of the ATLAS3D survey of early-type galaxies (ETGs). We find that 51 ± 4 ...
    • 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. ...
    • The ATLAS3D project - XXV : Two-dimensional kinematic analysis of simulated galaxies and the cosmological origin of fast and slow rotators 

      Naab, Thorsten; Oser, L.; Emsellem, E.; Cappellari, Michele; Krajnović, D.; McDermid, Richard M.; Alatalo, Katherine; Bayet, Estelle; Blitz, L.; Bois, M.; Bournaud, Frederic; Bureau, M.; Crocker, A.; Davies, R. L.; Davis, T. A.; de Zeeuw, P.T.; Duc, P.A.; Hirschmann, Michaela; Johansson, P. H.; Khochfar, S.; Kuntschner, H.; Morganti, R.; Oosterloo, T.; Sarzi, Marc; Scott, N.; Serra, P.; van de Ven, G.; Weijmans, A.; Young, Lisa M. (2014-11-11)
      We present a detailed two-dimensional stellar dynamical analysis of a sample of 44 cosmological hydrodynamical simulations of individual central galaxies with stellar masses of 2 × 1010 M⊙ ≲ M* ≲ 6 × 1011 M⊙. Kinematic ...
    • Detailed radio view on two stellar explosions and their host galaxy : XRF 080109/SN 2008D and SN 2007uy in NGC 2770 

      van der Horst, A.J.; Kamble, A.P.; Paragi, Z.; Sage, L.J.; Pal, S.; Taylor, G.B.; Kouveliotou, C.; Granot, J.; Ramirez-Ruiz, E.; Ishwara-Chandra, C.H.; Oosterloo, T.; Wijers, R.A.M.J.; Wiersema, K.; Strom, R.G.; Bhattacharya, D.; Rol, E.; Starling, R.L.; Curran, P.; Garrett, M.A. (2011)
      The galaxy NGC 2770 hosted two core-collapse supernova (SN) explosions, SN 2008D and SN 2007uy, within 10 days of each other and 9 years after the first SN of the same type, SN 1999eh, was found in that galaxy. In particular, ...
    • 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: ...
    • A low H I column density filament in NGC 2403 : signature of interaction or accretion 

      de Blok, W.J.G.; Keating, K.M.; Pisano, D.J.; Fraternali, F.; Walter, F.; Oosterloo, T.; Brinks, E.; Bigiel, F.; Leroy, A. (2014-09-25)
      Observed H i accretion around nearby galaxies can only account for a fraction of the gas supply needed to sustain the currently observed star formation rates. It is possible that additional accretion occurs in the form of ...
    • 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)