Browsing by Author "Bonfield, D.G."

Now showing items 1-7 of 7

    • The evolutionary connection between QSOs and SMGs: molecular gas in far-infrared luminous QSOs at z ~ 2.5 

      Simpson, J.M.; Smail, Ian; Swinbank, A. M.; Alexander, D. M.; Auld, R.; Baes, M.; Bonfield, D.G.; Clements, D. L.; Cooray, A.; Coppin, Kristen; Danielson, A. L. R.; Dariush, A.; Dunne, L.; de Zotti, G.; Harrison, C. M.; Hopwood, R.; Hoyos, C.; Ibar, E.; Ivison, R. J.; Jarvis, M.J.; Lapi, A.; Maddox, S. J.; Page, M. J.; Riechers, D. A.; Valiante, E.; van der Werf, P. (2012)
      We present IRAM Plateau de Bure Interferometer observations of the 12CO(3-2) emission from two far-infrared luminous QSOs at z ~ 2.5 selected from the Herschel-ATLAS survey. These far-infrared bright QSOs were selected to ...

    • Herschel -ATLAS : Rapid evolution of dust in galaxies over the last 5 billion years 

      Dunne, L.; Maddox, S. J.; Rowlands, K.; Smith, Daniel; Bourne, N.; Rigby, E.E.; Gomez, H.L.; Dye, S.; Eales, S.; Auld, R.; Dariush, A.; Pascale, E.; Pohlen, M.; da Cunha, E.; Charlot, S.; Baes, M.; Fritz, J.; Bonfield, D.G.; Jarvis, M.J.; Thompson, Mark; Buttiglione, S.; de Zotti, G.; Cava, A.; Clements, D. L.; Coppin, Kristen; Geach, J.; Cooray, A.; Hopwood, R.; de Zotti, G.; Driver, S.; Kelvin, L.; Robotham, A.; Ibar, E.; Ivison, R.J.; van der Werf, P.; Popescu, C.; Sansom, A. E.; Rodighiero, G.; Serjeant, S.; Temi, P.; Tuffs, R.; Vlahakis, C. (2011-10-01)
      We present the first direct and unbiased measurement of the evolution of the dust mass function of galaxies over the past 5 billion years of cosmic history using data from the Science Demonstration Phase of the ...

    • Herschel-ATLAS : Multi-wavelength SEDs and physical properties of 250 μm selected galaxies at z <0.5 

      Smith, Daniel; Dunne, L.; Rowlands, K.; Maddox, S.J.; Bourne, N.; Dye, S.; Rigby, E.E.; Bonfield, D.G.; Jarvis, M.J.; da Cunha, E.; Eales, S.; Gomez, H.L.; Auld, R.; Dariush, A.; Pohlen, M.; Charlot, S.; Driver, S.P.; Kelvin, L.; Robotham, A.; Popescu, C.C.; Tuffs, R.J.; Andrae, E.; Dunlop, J.S.; Ivison, R.J.; Seymour, N.; Symeonidis, M.; Baes, M.; Fritz, J.; Clements, D.L.; Cooray, A.; De Zotti, G.; Buttiglione, S.; Scott, D.; Verma, A.; van der Werf, P.; Cava, A.; Hopwood, R.; Ibar, E.; Madore, B.F.; Seibert, M.; Temi, P. (2012-11-21)
      We present a pan-chromatic analysis of an unprecedented sample of 1402 250 μm selected galaxies at z < 0.5 (z-=0.24) from the Herschel-ATLAS survey. We complement our Herschel 100-500μm data with UV-K-band photometry from ...

    • Herschel-atlas galaxy counts and high-redshift luminosity functions : The formation of massive early-type galaxies 

      Lapi, A.; González-Nuevo, J.; Fan, L.; Bressan, A.; de Zotti, G.; Danese, L.; Buttiglione, S.; Negrello, M.; Hopwood, R.; Serjeant, S.; Dunne, L.; Maddox, S.; Rigby, E.; Eales, S.; Auld, R.; Dariush, A.; Dye, S.; Kaviraj, S.; Pascale, E.; Pohlen, M.; Baes, M.; Fritz, J.; Bonfield, D.G.; Jarvis, M.J.; Smith, Daniel; Cava, A.; Clements, D. L.; Dariush, A.; Hopwood, R.; Cooray, A.; Wardlow, J.; Herranz, D.; López-Caniego, M.; Ibar, E.; Ivison, R.; Michałowski, M. J.; Jarvis, M.J.; Massardi, M.; Rodighiero, G.; Temi, P.; Van Der Werf, P. (2011)
      Exploiting the Herschel Astrophysical Terahertz Large Area Survey Science Demonstration Phase survey data, we have determined the luminosity functions (LFs) at rest-frame wavelengths of 100 and 250 μm and at several redshifts ...

    • Herschel-ATLAS/GAMA : Spatial clustering of low-redshift submm galaxies 

      Smith, Daniel; Maddox, S.; Dunne, L.; Rigby, E.; Bamford, S.; Jarvis, M.J.; Bonfield, D.G.; Hill, D.; Hopkins, A.M.; Sharp, R.; Valtchanov, I.; Peacock, J.A.; Michałowski, M. J.; van der Werf, P.; Auld, R.; Dunlop, J.S.; Parkinson, H.; Norberg, P.; Eales, S.; Pascale, E.; Pohlen, M.; Baes, M.; Fritz, J.; Scott, D.; Robotham, A.; Driver, S.; Kelvin, L.; Ibar, E.; Ivison, R.J.; Loveday, J.; Baldry, I.K.; Prescott, M.; Cameron, E.; Croom, S.; Buttiglione, S.; de Zotti, G.; Cava, A.; Cooray, A.; Dariush, A.; Rodighiero, G.; Temi, P.; Serjeant, S.; Popescu, C.C.; Tuffs, R. J.; van Kampen, E.; Liske, J. (2012-11-11)
      We have measured the clustering properties of low-redshift (z <0.3) submm galaxies detected at 250 μm in the Herschel-ATLAS science demonstration phase field. We selected a sample for which we have high-quality spectroscopic ...

    • Isothermal dust models of Herschel-ATLAS galaxies 

      Smith, Daniel; Hardcastle, M.J.; Jarvis, M.J.; Maddox, S.J.; Dunne, L.; Bonfield, D.G.; Eales, S.; Serjeant, S.; Thompson, M.A.; Baes, M.; Clements, D. L.; Cooray, A.; de Zotti, G.; Gonzalez-Nuevo, J.; van der Werf, P.; Virdee, J.; Bourne, N.; Dariush, A.; Hopwood, R.; Ibar, E.; Valiante, E. (2013-12)
      We use galaxies from the Herschel-ATLAS (H-ATLAS) survey, and a suite of ancillary simulations based on an isothermal dust model, to study our ability to determine the effective dust temperature, luminosity and emissivity ...

    • Star formation in high-redshift quasars : Excess [Oii] emission in the radio-loud population 

      Kalfountzou, E.; Jarvis, M.J.; Bonfield, D.G.; Hardcastle, M.J. (2012-12-11)
      We investigate the [O ii] emission-line properties of 18 508 quasars at z < 1.6 drawn from the Sloan Digital Sky Survey (SDSS) quasar sample. The quasar sample has been separated into 1692 radio-loud and 16 816 radio-quiet ...