Now showing items 1-20 of 105

  • The abundance of ultra-diffuse galaxies from groups to clusters : UDGs are relatively more common in more massive haloes 

    Burg, Remco F. J. van der; Hoekstra, Henk; Muzzin, Adam; Sifon, Cristobal; Viola, Massimo; Bremer, Malcolm N.; Brough, Sarah; Driver, Simon P.; Erben, Thomas; Heymans, Catherine; Hildebrandt, Hendrik; Holwerda, Benne W.; Klaes, Dominik; Kuijken, Konrad; McGee, Sean; Nakajima, Reiko; Napolitano, Nicola; Norberg, Peder; Taylor, Edward N.; Valentijn, Edwin (2017-11) - Journal article
    In recent years, many studies have reported substantial populations of large galaxies with low surface brightness in local galaxy clusters. Various theories that aim to explain the presence of such ultra-diffuse galaxies ...
  • The ATLAS3D project - XXVI. HI discs in real and simulated fast and slow rotators 

    Serra, Paolo; Oser, Ludwig; Krajnovic, Davor; Naab, Thorsten; Oosterloo, Tom; Morganti, Raffaella; Cappellari, Michele; Emsellem, Eric; Young, Lisa M.; Blitz, Leo; Davis, Timothy A.; Duc, Pierre-Alain; Hirschmann, Michaela; Weijmans, Anne-Marie; Alatalo, Katherine; Bayet, Estelle; Bois, Maxime; Bournaud, Frederic; Bureau, Martin; Davies, Roger L.; de Zeeuw, P. T.; Khochfar, Sadegh; Kuntschner, Harald; Lablanche, Pierre-Yves; McDermid, Richard M.; Sarzi, Marc; Scott, Nicholas (2014-11-11) - Journal article
    One quarter of all nearby early-type galaxies (ETGs) outside Virgo host a disc/ring of HI with size from a few to tens of kpc and mass up to ~ 1e+9 solar masses. Here we investigate whether this HI is related to the presence ...
  • The Atlas3D Project - XXX. Star formation histories and stellar population scaling relations of early-type galaxies 

    McDermid, Richard M.; Alatalo, Katherine; Blitz, Leo; Bournaud, Frederic; Bureau, Martin; Cappellari, Michele; Crocker, Alison F.; Davies, Roger L.; Davis, Timothy A.; de Zeeuw, P. T.; Duc, Pierre-Alain; Emsellem, Eric; Khochfar, Sadegh; Krajnovic, Davor; Kuntschner, Harald; Morganti, Raffaella; Naab, Thorsten; Oosterloo, Tom; Sarzi, Marc; Scott, Nicholas; Serra, Paolo; Weijmans, Anne-Marie; Young, Lisa M. (2015-04-21) - Journal article
    We present the stellar population content of early-type galaxies from the ATLAS3D survey. Using spectra integrated within apertures covering up to one effective radius, we apply two methods: one based on measuring line-strength ...
  • Bar pattern speeds in CALIFA galaxies : I. Fast bars across the Hubble sequence 

    Aguerri, J.A.L.; Mendez Abreu, Jairo; Falcón-Barroso, J.; Amorin, A.; Barrera-Ballesteros, J.; Cid Fernandes, R.; García-Benito, R.; García-Lorenzo, B.; González Delgado, R.M.; Husemann, B.; Kalinova, V.; Lyubenova, M.; Marino, R.A.; Márquez, I.; Mast, D.; Pérez, E.; Sánchez, S.F.; Van De Ven, G.; Walcher, C.J.; Backsmann, N.; Cortijo-Ferrero, C.; Bland-Hawthorn, J.; Del Olmo, A.; Iglesias-Páramo, J.; Pérez, I.; Sánchez-Blázquez, P.; Wisotzki, L.; Ziegler, B. (2015-04-09) - Journal article
    Context. The bar pattern speed (Ωb) is defined as the rotational frequency of the bar, and it determines the bar dynamics. Several methods have been proposed for measuring Ωb. The non-parametric method proposed by Tremaine ...
  • A characteristic oxygen abundance gradient in galaxy disks unveiled with CALIFA 

    Sanchez, S. F.; Rosales-Ortega, F. F.; Iglesias-Paramo, J.; Molla, M.; Barrera-Ballesteros, J.; Marino, R. A.; Perez, E.; Sanchez-Blazquez, P.; Gonzalez Delgado, R.; Cid Fernandes, R.; De Lorenzo-Caceres Rodriguez, Adriana; Mendez Abreu, Jairo; Galbany, L.; Falcon-Barroso, J.; Miralles-Caballero, D.; Husemann, B.; Garcia-Benito, R.; Mast, D.; Walcher, C. J.; de Paz, A. Gil; Garcia-Lorenzo, B.; Jungwiert, B.; Vilchez, J. M.; Jilkova, Lucie; Lyubenova, M.; Cortijo-Ferrero, C.; Diaz, A. I.; Wisotzki, L.; Marquez, I.; Bland-Hawthorn, J.; Ellis, S.; van de Ven, G.; Jahnke, K.; Papaderos, P.; Gomes, J. M.; Mendoza, M. A.; Lopez-Sanchez, A. R. (2014-03-06) - Journal article
    We present the largest and most homogeneous catalog of H II regions and associations compiled so far. The catalog comprises more than 7000 ionized regions, extracted from 306 galaxies observed by the CALIFA survey. We ...
  • The correlation between halo mass and stellar mass for the most massive galaxies in the universe 

    Tinker, Jeremy L.; Brownstein, Joel R.; Guo, Hong; Leauthaud, Alexie; Maraston, Claudia; Masters, Karen; Montero-Dorta, Antonio D.; Thomas, Daniel; Tojeiro, Rita; Weiner, Benjamin; Zehavi, Idit; Olmstead, Matthew D. (2017-04-20) - Journal article
    We present measurements of the clustering of galaxies as a function of their stellar mass in the Baryon Oscillation Spectroscopic Survey. We compare the clustering of samples using 12 different methods for estimating stellar ...
  • Cosmic downsizing of powerful radio galaxies to low radio luminosities 

    Rigby, E.E.; Argyle, Joshua; Best, P.N.; Rosario, D.; Röttgering, H.J.A. (2015-09) - Journal article
    Aims. At bright radio powers (P1.4 GHz > 1025 W/Hz) the space density of the most powerful sources peaks at higher redshift than that of their weaker counterparts. This paper establishes whether this luminosity-dependent ...
  • The dust budget crisis in high-redshift submillimetre galaxies 

    Rowlands, K.; Gomez, H. L.; Dunne, L.; Aragón-Salamanca, A.; Dye, S.; Maddox, S.; da Cunha, E.; van der Werf, P. (2014-06-01) - Journal article
    We apply a chemical evolution model to investigate the sources and evolution of dust in a sample of 26 high-redshift (z > 1) submillimetre galaxies (SMGs) from the literature, with complete photometry from ultraviolet to ...
  • The enhancement of rapidly quenched galaxies in distant clusters at 0.5 < z < 1.0 

    Socolovsky, Miguel; Almaini, Omar; Hatch, Nina A.; Wild, Vivienne; Maltby, David T.; Hartley, William G.; Simpson, Chris (2018-05) - Journal article
    We investigate the relationship between environment and galaxy evolution in the redshift range 0.5 < z < 1.0. Galaxy overdensities are selected using a Friends-of-Friends algorithm, applied to deep photometric data in the ...
  • The evolution of post-starburst galaxies from z=2 to 0.5 

    Wild, Vivienne; Almaini, Omar; Dunlop, Jim; Simpson, Chris; Rowlands, Kate; Bowler, Rebecca; Maltby, David; McLure, Ross (2016-11-21) - Journal article
    We present the evolution in the number density and stellar mass functions of photometrically selected post-starburst galaxies in the UKIDSS Deep Survey (UDS), with redshifts of 0.5 < z < 2 and stellar masses log (M/M⊙)>10. ...
  • The evolution of the cold interstellar medium in galaxies following a starburst 

    Rowlands, K.; Wild, V.; Nesvadba, N.; Sibthorpe, B.; Mortier, A.; Lehnert, M.; da Cunha, E. (2015-03-01) - Journal article
    We present the evolution of dust and molecular gas properties in a sample of 11 z ˜ 0.03 starburst to post-starburst (PSB) galaxies selected to span an age sequence from ongoing starburst to 1 Gyr after the starburst ended. ...
  • Formation of S0 galaxies through mergers : explaining angular momentum and concentration change from spirals to S0s 

    Querejeta, M.; Eliche-Moral, M.C.; Tapia, T.; Borlaff, A.; Van De Ven, G.; Lyubenova, M.; Martig, M.; Falcón-Barroso, J.; Mendez Abreu, Jairo (2015-07) - Journal article
    The CALIFA team has recently found that the stellar angular momentum and concentration of late-type spiral galaxies are incompatible with those of lenticular galaxies (S0s), concluding that fading alone cannot satisfactorily ...
  • Fossil group origins IV. Characterization of the sample and observational properties of fossil systems 

    Zarattini, S.; Barrena, R.; Girardi, M.; Castro-Rodriguez, N.; Boschin, W.; Aguerri, J.A.L.; Mendez Abreu, Jairo; Sánchez-Janssen, R.; Catalán-Torrecilla, C.; Corsini, E.M.; Del Burgo, C.; D'Onghia, E.; Herrera-Ruiz, N.; Iglesias-Páramo, J.; Bailon, E.J.; Muoz, M.L.; Napolitano, N.; Vilchez, J.M. (2014-05-21) - Journal article
    Context. Virialized halos grow by the accretion of smaller ones in the cold dark matter scenario. The rate of accretion depends on the different properties of the host halo. Those halos for which this accretion rate was ...
  • From starburst to quiescence : testing AGN feedback in rapidly Quenching post-starburst galaxies 

    Yesuf, Hassen M.; Faber, S.M.; Trump, Jonathan R.; Koo, David C.; Fang, Jerome J.; Liu, F.S.; Wild, Vivienne; Hayward, Christopher C. (2014-07-14) - Journal article
    Post-starbursts are galaxies in transition from the blue cloud to the red sequence. Although they are rare today, integrated over time they may be an important pathway to the red sequence. This work uses SDSS, GALEX, and ...
  • Galaxy And Mass Assembly (GAMA) : bivariate functions of Hα star-forming galaxies 

    Gunawardhana, M.L.P.; Hopkins, A.M.; Taylor, E.N.; Bland-Hawthorn, J.; Norberg, P.; Baldry, I.K.; Loveday, J.; Owers, M.S.; Wilkins, S.M.; Colless, M.; Brown, M.J. I.; Driver, S.P.; Alpaslan, M.; Brough, S.; Cluver, M.; Croom, S.; Kelvin, L.; Lara-López, M.A.; Liske, J.; López-Sánchez, A.R.; Robotham, A.S. G. (2015-02-11) - Journal article
    We present bivariate luminosity and stellar mass functions of Hα star-forming galaxies drawn from the Galaxy And Mass Assembly (GAMA) survey. While optically deep spectroscopic observations of GAMA over a wide sky area ...
  • Galaxy And Mass Assembly (GAMA) : blue spheroids within 87 Mpc 

    Mahajan, Smriti; Drinkwater, Michael J.; Driver, S.; Hopkins, A. M.; Graham, Alister W.; Brough, S.; Brown, Michael J. I.; Holwerda, B. W.; Owers, Matt S.; Pimbblet, Kevin A. (2018-03-21) - Journal article
    In this paper we test if nearby blue spheroid (BSph) galaxies may become the progenitors of star-forming spiral galaxies or passively-evolving elliptical galaxies. Our sample comprises 428 galaxies of various morphologies ...
  • Galaxy and Mass Assembly (GAMA) : exploring the WISE Web in G12 

    Jarrett, T. H.; Cluver, M. E.; Magoulas, C.; Bilicki, M.; Alpaslan, M.; Bland-Hawthorn, J.; Brough, S.; Brown, M. J. I.; Croom, S.; Driver, S.; Holwerda, B. W.; Hopkins, A. M.; Loveday, J.; Norberg, P.; Peacock, J. A.; Popescu, C. C.; Sadler, E. M.; Taylor, E. N.; Tuffs, R. J.; Wang, L. (2017-02-20) - Journal article
    We present an analysis of the mid-infrared Wide-field Infrared Survey Explorer (WISE) sources seen within the equatorial GAMA G12 field, located in the North Galactic Cap. Our motivation is to study and characterize the ...
  • Galaxy And Mass Assembly (GAMA) : growing up in a bad neighbourhood - how do low-mass galaxies become passive? 

    Davies, L. J. M.; Robotham, A. S. G.; Driver, S. P.; Alpaslan, M.; Baldry, I. K.; Bland-Hawthorn, J.; Brough, S.; Brown, M. J. I.; Cluver, M. E.; Holwerda, B. W.; Hopkins, A. M.; Lara-López, M. A.; Mahajan, S.; Moffett, A. J.; Owers, M. S.; Phillipps, S. (2016-02-01) - Journal article
    Both theoretical predictions and observations of the very nearby Universe suggest that low-mass galaxies(log10[M*/M⊙] < 9.5) are likely to remain star-forming unless they are affected by their local environment. To test ...
  • Galaxy and Mass assembly (GAMA) : maximum-likelihood determination of the luminosity function and its evolution 

    Loveday, J.; Norberg, P.; Baldry, I.K.; BaldryBland-Hawthorn, J.; Brough, S.; Brown, M.J.I.; Driver, S.P.; Kelvin, L.S.; Phillipps, S. (2015-08-01) - Journal article
    We describe modifications to the joint stepwise maximum-likelihood method of Cole in order to simultaneously fit the Galaxy and Mass Assembly II galaxy luminosity function (LF), corrected for radial density variations, and ...
  • Galaxy and Mass Assembly (GAMA) : maximum-likelihood determination of the luminosity function and its evolution 

    Loveday, J.; Norberg, P.; Baldry, I. K.; Bland-Hawthorn, J.; Brough, S.; Brown, M. J. I.; Driver, S. P.; Kelvin, L. S.; Phillipps, S. (2015-08-01) - Journal article
    We describe modifications to the joint stepwise maximum-likelihood method of Cole in order to simultaneously fit the Galaxy and Mass Assembly II galaxy luminosity function (LF), corrected for radial density variations, and ...