Browsing Research publications by Author "Ibar, E."

Now showing items 81-93 of 93

    • The SCUBA-2 Cosmology Legacy Survey : the submillimetre properties of Lyman-break galaxies at z = 3-5 

      Coppin, Kristen; Geach, J.E.; Almaini, O.; Arumugam, V.; Dunlop, James S.; Hartley, W.G.; Ivison, Rob J.; Simpson, C.J.; Smith, Daniel; Swinbank, A.M.; Blain, Andrew W.; Bourne, N.; Bremer, M.; Conselice, C.; Harrison, C. M.; Mortlock, A.; Chapman, S.C.; Davies, L.J.M.; Farrah, D.; Gibb, A.; Jenness, T.; Karim, A.; Knudsen, K.; Ibar, E.; Michalowski, M. J.; Peacock, J.A.; Rigopoulou, D.; Robson, E.I.; Scott, D.; Stevens, J.; van der Werf, P. (2015-01-11)
      We present detections at 850 μm of the Lyman-break galaxy (LBG) population at z ≈ 3, 4, and 5 using data from the Submillimetre Common User Bolometer Array 2 Cosmology Legacy Survey in the United Kingdom Infrared Deep Sky ...

    • The SCUBA-2 Cosmology Legacy Survey: Multi-wavelength Properties of ALMA-identified Submillimeter Galaxies in UKIDSS-UDS 

      Simpson, J. M.; Smail, Ian; Swinbank, A. M.; Ivison, R. J.; Dunlop, J. S.; Geach, J. E.; Almaini, O.; Arumugam, V.; Bremer, M. N.; Chen, Chian-Chou; Conselice, C.; Coppin, K. E. K.; Farrah, D.; Ibar, E.; Hartley, W. G.; Ma, C. J.; Michalowski, M. J.; Spaans, M.; Thomson, A. P.; Werf, P. P. van der (2017-04-13)
      We present a multi-wavelength analysis of 52 sub-millimeter galaxies (SMGs), identified using ALMA 870$\mu$m continuum imaging in a pilot program to precisely locate bright SCUBA2-selected sub-mm sources in the UKIDSS Ultra ...

    • The SCUBA-2 Cosmology Legacy Survey: the nature of bright submm galaxies from 2 deg$^2$ of 850-$m imaging 

      Michalowski, M.~J.; Dunlop, J.~S.; Koprowski, M.~P.; Cirasuolo, M.; Geach, J.~E.; Bowler, R.~A.~A.; Mortlock, A.; Caputi, K.~I.; Aretxaga, I.; Arumugam, V.; Chen, C.-C.; McLure, R.~J.; Birkinshaw, M.; Bourne, N.; Farrah, D.; Ibar, E.; van der Werf, P.; Zemcov, M. (2017-07-21)
      We present physical properties [redshifts (z), star-formation rates (SFRs) and stellar masses (⁠Mstar⁠)] of bright (S850 ≥ 4 mJy) submm galaxies in the ≃2 deg2 COSMOS and UDS fields selected with SCUBA-2/JCMT. We complete ...

    • A search for debris disks in the Herschel-ATLAS 

      Thompson, M.A.; Smith, Daniel; Stevens, J. A.; Jarvis, M.J.; Vidal Perez, E.; Marshall, J.; Dunne, L.; Eales, S.; White, G.J.; Leeuw, L.; Sibthorpe, B.; Baes, M.; Gonzalez-Solares, E.; Scott, D.; Vieira, J.; Amblard, A.; Auld, R.; Bonfield, D.; Burgarella, D.; Buttiglione, S.; Cava, A.; Clements, D.; Cooray, A.; Dariush, A.; de Zotti, G.; Dye, S.; Frayer, D.; Fritz, J.; Gonzalez-Nuevo, J.; Herranz, D.; Ibar, E.; Ivison, R.J.; Lagache, G.; Lopez-Caniego, M.; Maddox, S.; Negrello, M.; Pascale, E.; Pohlen, M.; Rigby, E.; Rodighiero, G.; Samui, S.; Serjeant, S.; Temi, P.; Valtchanov, I.; Verma, A. (2010)
      Aims. We aim to demonstrate that the Herschel-ATLAS (H-ATLAS) is suitable for a blind and unbiased survey for debris disks by identifying candidate debris disks associated with main sequence stars in the initial science ...

    • The second Herschel-ATLAS Data Release - III. Optical and near-infrared counterparts in the North Galactic Plane field 

      Furlanetto, C.; Dye, Simon; Bourne, N.; Maddox, S.; Dunne, L.; Eales, S.; Valiante, E.; Smith, M. W.; Smith, D. J.B.; Ivison, R. J.; Ibar, E. (2018-05-01)
      This paper forms part of the second major public data release of the Herschel Astrophysical Terahertz Large Area Survey (H-ATLAS). In this work, we describe the identification of optical and near-infrared counterparts to ...

    • The space density of luminous dusty star-forming galaxies at $z>4$ : SCUBA-2 and LABOCA imaging of ultrared galaxies from $Herschel$-ATLAS 

      Ivison, R. J.; Lewis, A. J. R.; Weiss, A.; Arumugam, V.; Simpson, J. M.; Holland, W. S.; Maddox, S.; Dunne, L.; Valiante, E.; Werf, P. van der; Omont, A.; Dannerbauer, H.; Smail, Ian; Bertoldi, F.; Bremer, M.; Bussmann, R. S.; Cai, Z. -Y.; Clements, D. L.; Cooray, A.; Zotti, G. De; Eales, S. A.; Fuller, C.; Gonzalez-Nuevo, J.; Ibar, E.; Negrello, M.; Oteo, I.; Pérez-Fournon, I.; Riechers, D.; Stevens, J. A.; Swinbank, A. M.; Wardlow, J. (2016-11-18)
      Until recently, only a handful of dusty, star-forming galaxies (DSFGs) were known at $z>4$, most of them significantly amplified by gravitational lensing. Here, we have increased the number of such DSFGs substantially, ...

    • Spitzer imaging of Herschel-atlas gravitationally lensed submillimeter sources 

      Hopwood, R.; Wardlow, J.; Cooray, A.; Khostovan, A.A.; Kim, S.; Negrello, M.; da Cunha, E.; Burgarella, D.; Aretxaga, I.; Auld, R.; Baes, M.; Barton, E.; Bertoldi, F.; Bonfield, D.; Blundell, R.; Buttiglione, S.; Cava, A.; Clements, D.; Cooke, J.; Dannerbauer, H.; Dariush, A.; de Zotti, G.; Dunlop, J.S.; Dunne, L.; Dye, S.; Eales, S.; Fritz, J.; Frayer, D.; Gurwell, M.A.; Hughes, D.H.; Ibar, E.; Ivison, R.J.; Jarvis, M.J.; Lagache, G.; Leeuw, L.; Maddox, S.; Michallowski, M.J.; Omont, A.; Pascale, E.; Pohlen, M.; Rigby, E.; Rodighiero, G.; Scott, D.; Serjeant, S.; Smail, I.; Smith, Daniel; Temi, P.; Thompson, M.A.; Valtchanov, I.; van der Werf, P.; Verma, A.; Vieira, J. (2011)
      We present physical properties of two submillimeter selected gravitationally lensed sources, identified in the Herschel Astrophysical Terahertz Large Area Survey. These submillimeter galaxies (SMGs) have flux densities ...

    • Submillimetre galaxies reside in dark matter haloes with masses greater than 3 x 10(11) solar masses 

      Amblard, A.; Cooray, A.; Serra, P.; Altieri, B.; Arumugam, V.; Aussel, H.; Blain, A.; Bock, J.; Boselli, A.; Buat, V.; Castro-Rodriguez, N.; Cava, A.; Chanial, P.; Chapin, E.; Clements, D.; Conley, A.; Conversi, L.; Dowell, C.D.; Dwek, E.; Eales, S.; Elbaz, D.; Farrah, D.; Franceschini, A.; Gear, W.K.; Glenn, J.; Griffin, M.; Halpern, M.; Hatziminaoglou, E.; Ibar, E.; Isaak, K.G.; Ivison, R.J.; Khostovan, A.A.; Lagache, G.; Levenson, L.; Lu, N.; Madden, S.; Maffei, B.; Mainetti, G.; Marchetti, L.; Marsden, G.; Mitchell-Wynne, K.; Nguyen, H.T.; O'Halloran, B.; Oliver, S.; Omont, A.; Page, M.J.; Panuzzo, P.; Papageorgiou, A.; Pearson, C.P.; Perez-Fournon, I.; Pohlen, M.; Rangwala, N.; Roseboom, I.G.; Rowan-Robinson, M.; Portal, M.S.; Schulz, B.; Scott, D.; Seymour, N.; Shupe, D.; Smith, A.J.; Stevens, Jason; Symeonidis, M.; Trichas, M.; Tugwell, K.E.; Vaccari, M.; Valiante, E.; Valtchanov, I.; Vieira, J.; Vigroux, L.; Wang, L.; Ward, R.; Wright, G.; Xu, C.K.; Zemcov, M. (2011)
      The extragalactic background light at far-infrared wavelengths(1-3) comes from optically faint, dusty, star-forming galaxies in the Universe with star formation rates of a few hundred solar masses per year(4). These faint, ...

    • The suppression of star formation by powerful active galactic nuclei 

      Page, M.J.; Symeonidis, M.; Vieira, J. D.; Altieri, B.; Amblard, A.; Arumugam, V.; Aussel, H.; Babbedge, T.; Blain, A.; Bock, J.; Boselli, A.; Buat, V.; Castro-Rodríguez, N.; Cava, A.; Chanial, P.; Clements, D. L.; Conley, A.; Conversi, L.; Cooray, A.; Dowell, C.D.; Dubois, E.N.; Dunlop, James S.; Dwek, E.; Dye, S.; Eales, S.; Elbaz, D.; Farrah, D.; Fox, M.; Franceschini, A.; Gear, W.; Glenn, J.; Griffin, M.; Halpern, M.; Hatziminaoglou, E.; Ibar, E.; Isaak, K.; Ivison, R.J.; Lagache, G.; Levenson, L.; Lu, N.; Madden, S.; Maffei, B.; Mainetti, G.; Marchetti, L.; Nguyen, H.T.; O'Halloran, B.; Oliver, S. J.; Omont, A.; Panuzzo, P.; Papageorgiou, A.; Pearson, C.P.; Pérez-Fournon, I.; Pohlen, M.; Rawlings, J.I.; Rigopoulou, D.; Riguccini, L.; Rizzo, D.; Rodighiero, G.; Roseboom, I.G.; Rowan-Robinson, M.; Portal, M.S.; Schulz, B.; Scott, D.; Seymour, N.; Shupe, D. L.; Smith, A.J.; Stevens, Jason; Trichas, M.; Tugwell, K.E.; Vaccari, M.; Valtchanov, I.; Viero, M.; Vigroux, L.; Wang, L.; Ward, R.; Wright, G.; Xu, C.K.; Zemcov, M. (2012-05)
      The old, red stars that constitute the bulges of galaxies, and the massive black holes at their centres, are the relics of a period in cosmic history when galaxies formed stars at remarkable rates and active galactic nuclei ...

    • A surprising consistency between the far-infrared galaxy luminosity functions of the field and Coma 

      Hickinbottom, S.; Simpson, C.J.; James, P.A.; Ibar, E.; Carter, D.; Boselli, A.; Collins, C.A.; Davies, J.I.; Dunne, L.; Eales, S.; Fuller, C.; Mobasher, B.; Peletier, R.F.; Phillipps, S.; Smith, Daniel; Smith, R.J.; Valentijn, E.A. (2014-08-01)
      We present new deep images of the Coma Cluster from the ESA Herschel Space Observatory at wavelengths of 70, 100 and 160 μm, covering an area of 1.75 × 1.0 square degrees encompassing the core and south-west infall region. ...

    • The temperature dependence of the far-infrared-radio correlation in the Herschel-ATLAS 

      Smith, Daniel; Jarvis, M.J.; Hardcastle, M.J.; Vaccari, M.; Bourne, N.; Dunne, L.; Ibar, E.; Maddox, N.; Prescott, M.; Vlahakis, C.; Eales, S.; Maddox, Steve J.; Smith, M. W. L.; Valiante, E.; de Zotti, G. (2014-12-11)
      We use 10 387 galaxies from the Herschel Astrophysical TeraHertz Large Area Survey (H-ATLAS) to probe the far-infrared radio correlation (FIRC) of star-forming galaxies as a function of redshift, wavelength, and effective ...

    • Ultra steep spectrum radio sources in the Lockman Hole : SERVS identifications and redshift distribution at the faintest radio fluxes 

      Afonso, J.; Bizzocchi, L.; Ibar, E.; Grossi, M.; Simpson, C.; Chapman, S.; Jarvis, M.J.; Rottgering, H.; Norris, R. P.; Dunlop, J.; Ivison, R. J.; Messias, H.; Pforr, J.; Vaccari, M.; Seymour, N.; Best, P.; Gonzalez-Solares, E.; Farrah, D.; Fernandes, C. A. C.; Huang, J. -S.; Lacy, M.; Maraston, C.; Marchetti, L.; Mauduit, J. -C.; Oliver, S.; Rigopoulou, D.; Stanford, S. A.; Surace, J.; Zeimann, G. (2011-12-20)
      Ultra steep spectrum (USS) radio sources have been successfully used to select powerful radio sources at high redshifts (z greater than or similar to 2). Typically restricted to large-sky surveys and relatively bright radio ...

    • Which haloes host Herschel-ATLAS galaxies in the local Universe? 

      Guo, Qi; Cole, Shaun; Lacey, Cedric G.; Baugh, Carlton M.; Frenk, Carlos S.; Norberg, Peder; Auld, R.; Baldry, I.K.; Bamford, S. P.; Bourne, N.; Buttiglione, E. S.; Cava, A.; Cooray, A.; Croom, S.; Dariush, A.; de Zotti, G.; Driver, S.; Dunne, L.; Dye, S.; Eales, S.; Fritz, J.; Hopkins, A.; Hopwood, R.; Ibar, E.; Ivison, R.J.; Jarvis, M.J.; Jones, D. H.; Kelvin, L.; Liske, J.; Loveday, J.; Maddox, S. J.; Parkinson, H.; Pascale, E.; Peacock, J.A.; Pohlen, M.; Prescott, M.; Rigby, E. E.; Robotham, A.; Rodighiero, G.; Sharp, R.; Smith, Daniel; Temi, P.; van Kampen, E. (2011-04)
      We measure the projected cross-correlation between low-redshift (z < 0.5) far-infrared selected galaxies in the science demonstration phase (SDP) field of the Herschel-ATLAS (H-ATLAS) survey and optically selected galaxies ...