Browsing by Author "Ivison, R.J."

Now showing items 1-20 of 86

    • A 100 kpc inverse Compton x-ray halo around 4C 60.07 at z = 3.79 

      Smail, I.; Lehmer, B.D.; Ivison, R.J.; Alexander, D.M.; Bower, R.; Stevens, J. A.; Geach, James; Scharf, C.; Coppin, Kristen; van Breugel, W. (2009)
      We analyze a 100 ks Chandra observation of the powerful radio galaxy, 4C 60.07 at z = 3.79. We identify extended X-ray emission with L X ~ 1045 erg s–1 across a ~90 kpc region around the radio galaxy. The energetics of ...

    • A 1200-micron MAMBO survey of ELAISN2 and the Lockman Hole - I. Maps, sources and number counts 

      Greve, T.R.; Ivison, R.J.; Bertoldi, F.; Stevens, J. A.; Dunlop, J.S.; Lutz, D.; Carilli, C.L. (2004-11)
      We present a deep, new 1200μm survey of the ELAISN2 and Lockman Hole fields using the Max Planck Millimeter Bolometer array (MAMBO). The areas surveyed are 160 arcmin2 in ELAISN2 and 197 arcmin2 in the Lockman Hole, covering ...

    • A 1200um MAMBO Survey of the ELAIS N2 and Lockman Hole East Fields 

      Greve, T.R.; Ivison, R.J.; Bertoldi, F.; Stevens, Jason; Chapman, S. C.; Smail, I.; Blain, A.W. (Springer Nature, 2005)
      Using the MPIfR Max Planck Millimeter Bolometer array (MAMBO) on the IRAM 30m Telescope we have mapped the ELAIS N2 and Lockman Hole East Fields at 1200 μm to a rms noise level of 0.8–1.0 mJy per 11″ beam. The areas surveyed ...

    • Accounting for the foreground contribution to the dust emission towards Kepler's supernova remnant 

      Gomez, H.L.; Dunne, L.; Ivison, R.J.; Reynoso, E.M.; Thompson, M.A.; Sibthorpe, B.; Eales, S.A.; Delaney, T.M.; Maddox, S.; Isaak, K. (2009)
      Whether or not supernovae contribute significantly to the overall dust budget is a controversial subject. Submillimetre (sub-mm) observations, sensitive to cold dust, have shown an excess at 450 and 850 μm in young remnants ...

    • An ALMA survey of submillimetre galaxies in the Extended Chandra Deep Field-South : Detection of [Cii] at z = 4.4 

      Swinbank, A.M.; Karim, A.; Smail, I.; Hodge, J.; Walter, F.; Bertoldi, F.; Biggs, A.D.; De Breuck, C.; Chapman, S.C.; Coppin, Kristen; Cox, P.; Danielson, A .L. R.; Dannerbauer, H.; Ivison, R.J.; Greve, T.R.; Knudsen, K.K.; Menten, K. M.; Simpson, J.M.; Schinnerer, E.; Wardlow, J. L.; Weiss, A.; van der Werf, P. (2012-12-01)
      We present Atacama Large Millimeter Array (ALMA) 870-μm (345-GHz) observations of two submillimetre galaxies (SMGs) drawn from an ALMA study of the 126 submillimetre sources from the LABOCA Extended Chandra Deep Field-South ...

    • An AzTEC 1.1-mm Survey for ULIRGs in the field of the Galaxy Cluster MS 0451.6-0305 

      Wardlow, J. L.; Smail, Ian; Wilson, G.W.; Yun, M. S.; Coppin, Kristen; Cybulski, R.; Geach, J. E.; Ivison, R.J.; Aretxaga, I.; Austermann, J.E.; Edge, A. C.; Fazio, G. G.; Huang, J.; Hughes, D. H.; Kodama, T.; Kang, Y.; Kim, S.; Perera, T. A.; Scott, K. S. (2010)
      We have undertaken a deep (sigma~1.1 mJy) 1.1-mm survey of the z=0.54 cluster MS 0451.6-0305 using the AzTEC camera on the James Clerk Maxwell Telescope. We detect 36 sources with S/N>3.5 in the central 0.10 deg^2 and ...

    • AzTEC half square degree survey of the SHADES fields - II : Identifications, redshifts and evidence for large-scale structure 

      Michalowski, M. J.; Dunlop, J.S.; Ivison, R.J.; Cirasuolo, M.; Caputi, K.I.; Aretxaga, I.; Arumugam, V.; Austermann, J.E.; Chapin, E.L.; Chapman, S.C.; Coppin, Kristen; Egami, E.; Hughes, D.H.; Ibar, E.; Mortier, A.M.J.; Schael, A.M.; Scott, K.S.; Smail, I.; Targett, T.A.; Wagg, J.; Wilson, G.W.; Xu, L.; Yun, M. (2012-11-01)
      The Astronomical Thermal Emission Camera (AzTEC) 1.1mm survey of the two SCUBA HAlf Degree Extragalactic Survey (SHADES) fields is the largest (0.7 deg ) blank-field millimetre-wavelength (mm-wavelength) survey undertaken ...

    • The BLAST 250 μm-selected galaxy population in GOODS-South 

      Dunlop, J.S.; Ade, P.A.R.; Bock, J.J.; Chapin, E.L.; Cirasuolo, M.; Coppin, Kristen; Devlin, M.J.; Griffin, M.; Greve, T.R.; Gundersen, J.O.; Halpern, M.; Hargrave, P.C.; Hughes, D.H.; Ivison, R.J.; Klein, J.; Kovacs, A.; Marsden, G.; Mauskopf, P.; Netterfield, Calvin B.; Olmi, L.; Pascale, E.; Patanchon, G.; Rex, M.; Scott, D.; Semisch, C.; Smail, I.; Targett, T.A.; Thomas, N.; Truch, M.D.P.; Tucker, C.; Tucker, G.S.; Viero, M.P.; Walter, F.; Wardlow, J. L.; Weiss, A.; Wiebe, D.V. (2010-11-01)
      We identify and investigate the nature of the 20 brightest 250 μm sources detected by the Balloon-borne Large Aperture Submillimetre Telescope (BLAST) within the central 150 arcmin of the Great Observatories Origins Deep ...

    • BLAST : the far-infrared/radio correlation in distant galaxies 

      Ivison, R.J.; Alexander, David M.; Biggs, Andy D.; Brandt, W.N.; Chapin, E.L.; Coppin, Kristen; Devlin, Mark J.; Dickinson, Mark; Dunlop, James; Dye, Simon; Eales, Stephen A.; Frayer, David T.; Halpern, Mark; Hughes, David H.; Ibar, Edo; Kovacs, A.; Marsden, Gaelen; Moncelsi, L.; Netterfield, Calvin B.; Pascale, Enzo; Patanchon, Guillaume; Rafferty, D. A.; Rex, Marie; Schinnerer, Eva; Scott, Douglas; Semisch, C.; Smail, Ian; Swinbank, A. M.; Truch, Matthew D.P.; Tucker, Gregory S.; Viero, M.P.; Walter, Fabian; Weiss, Axel; Wiebe, Donald V.; Xue, Y.Q. (2010)
      We investigate the correlation between far-infrared (FIR) and radio luminosities in distant galaxies, a lynchpin of modern astronomy. We use data from the Balloon-borne Large Aperture Submillimetre Telescope (BLAST), ...

    • Bright Lyα emitters at z ~ 9 : Constraints on the LF from HizELS 

      Sobral, D.; Best, P.N.; Geach, J.E.; Smail, I.; Kurk, J.; Cirasuolo, M.; Casali, M.; Ivison, R.J.; Coppin, Kristen; Dalton, G.B. (2009-09-01)
      New results are presented, as part of the Hi-z Emission Line Survey (HizELS), from the largest area survey to date (1.4 deg ) for Lyα emitters (LAEs) at z ~ 9. The survey, which is primarily targeting Hα emitters at z <3, ...

    • Chandra Detections of SCUBA Galaxies around High-z radio Sources 

      Smail, I.; Scharf, C.; Ivison, R.J.; Stevens, J. A.; Bower, R.; Dunlop, J.S. (2003-12)

    • Deep multi-frequency radio imaging in the Lockman Hole - II : The spectral index of submillimetre galaxies 

      Ibar, E.; Ivison, R.J.; Best, P.N.; Coppin, Kristen; Pope, A.; Smail, I.; Dunlop, J.S. (2010-01-01)
      We have employed the Giant Metre-wave Radio Telescope and the Very Large Array to map the Lockman Hole. At 610 and 1400 MHz, we reach noise levels of 15 and 6μJy beam , respectively, with well-matched resolutions (~5 ...

    • Deep radio imaging of the SCUBA 8-mJy survey fields: submillimetre source identifications and redshift distribution 

      Ivison, R.J.; Greve, T.R.; Smail, I.; Dunlop, J.S.; Roche, N.D.; Scott, S.E.; Page, M.J.; Stevens, J. A.; Almaini, O.; Blain, A.W.; Willott, C.J.; Fox, M.; Gilbank, D.G.; Serjeant, S.; Hughes, D.H. (2002-11)

    • Deep spitzer observations of infrared-faint radio sources : high-redshift radio-loud active galactic nuclei? 

      Norris, R.P.; Afonso, J.; Cava, A.; Farrah, D.; Huynh, M.T.; Ivison, R.J.; Jarvis, M.J.; Lacy, M.; Mao, M.; Maraston, C.; Mauduit, J.C.; Middelberg, E.; Oliver, S.; Seymour, N.; Surace, J. (2011)
      Infrared-faint radio sources (IFRSs) are a rare class of objects which are relatively bright at radio wavelengths but very faint at infrared and optical wavelengths. Here we present sensitive near-infrared observations of ...

    • The detection of a population of submillimeter-bright, strongly lensed galaxies 

      Negrello, Mattia; Hopwood, R.; de Zotti, G.; Cooray, A.; Verma, A.; Bock, J.; Frayer, D. T.; Gurwell, M.A.; Omont, A.; Neri, R.; Dannerbauer, H.; Leeuw, L. L.; Barton, E.; Cooke, J.; Kim, S.; da Cunha, E.; Rodighiero, G.; Cox, P.; Bonfield, David G.; Jarvis, M.J.; Serjeant, S.; Ivison, R.J.; Dye, S.; Aretxaga, I.; Hughes, D.H.; Ibar, E.; Bertoldi, F.; Valtchanov, I.; Eales, S.; Dunne, L.; Driver, S. P.; Auld, R.; Buttiglione, S.; Cava, A.; Grady, C.A.; Clements, D. L.; Dariush, A.; Fritz, J.; Hill, D.; Hornbeck, J.B.; Kelvin, L.; Lagache, G.; Lopez-Caniego, M.; Gonzalez-Nuevo, J.; Maddox, S.; Pascale, E.; Pohlen, M.; Rigby, E. E.; Robotham, A.; Simpson, C.; Smith, Daniel; Temi, P.; Thompson, Mark; Woodgate, B.E.; York, D.G.; Aguirre, J.E.; Beelen, A.; Blain, A.; Baker, A.J.; Birkinshaw, M.; Blundell, R.; Bradford, C.M.; Burgarella, D.; Danese, L.; Dunlop, J. S.; Fleuren, S.; Glenn, J.; Harris, A.I.; Kamenetzky, J.; Lupu, R. E.; Maddalena, R. J.; Madore, B. F.; Maloney, P. R.; Matsuhara, H.; Michaowski, M. J.; Murphy, E. J.; Naylor, B.J.; Nguyen, H.; Popescu, C.; Rawlings, S.; Rigopoulou, D.; Scott, D.; Scott, K.S.; Seibert, M.; Smail, I.; Tuffs, R. J.; Vieira, J. D.; van der Werf, P. P.; Zmuidzinas, J. (2010)
      Gravitational lensing is a powerful astrophysical and cosmological probe and is particularly valuable at submillimeter wavelengths for the study of the statistical and individual properties of dusty star-forming galaxies. ...

    • The discovery of a massive supercluster at z = 0.9 in the UKIDSS Deep eXtragalactic Survey 

      Swinbank, A.M.; Edge, A.C.; Smail, I.; Stott, J.P.; Bremer, M.; Sato, Y.; van Breukelen, C.; Jarvis, M.J.; Waddington, I.; Clewley, L.; Bergeron, J.; Cotter, G.; Dye, S.; Geach, James; Gonzalez-Solares, E.; Hirst, P.; Ivison, R.J.; Rawlings, S.; Simpson, C.; Smith, G.P.; Verma, A.; Yamada, T. (2007)

    • Discovery of a multiply lensed submillimeter galaxy in early HerMES Herschel/SPIRE data 

      Conley, A.; Cooray, A.; Vieira, J.; Solares, E.A.G.; Kim, S.; Aguirre, J.E.; Amblard, A.; Auld, R.; Baker, A.J.; Beelen, A.; Blain, A.W.; Blundell, R.; Bock, J.; Bradford, C.M.; Bridge, C.; Brisbin, D.; Burgarella, D.; Carpenter, J.M.; Chanial, P.; Chapin, E.; Christopher, N.; Clements, D.; Cox, P.; Djorgovski, S.G.; Dowell, C.D.; Eales, S.; Earle, L.; Ellsworth-Bowers, T.P.; Farrah, D.; Franceschini, A.; Frayer, D.; Fu, H.; Gavazzi, R.; Glenn, J.; Griffin, M.; Gurwell, M.A.; Halpern, M.; Ibar, E.; Ivison, R.J.; Jarvis, M.J.; Kamenetzky, J.; Krips, M.; Levenson, L.; Lupu, R.; Mahabal, A.; Maloney, P.D.; Maraston, C.; Marchetti, L.; Marsden, G.; Matsuhara, H.; Mortier, A.M.J.; Murphy, E.; Naylor, B.J.; Neri, R.; Nguyen, H.T.; Oliver, S.; Omont, A.; Page, M.J.; Papageorgiou, A.; Pearson, C.; Perez-Fournon, I.; Pohlen, M.; Rangwala, N.; Rawlings, J.I.; Raymond, G.; Riechers, D.; Rodighiero, G.; Roseboom, I.G.; Rowan-Robinson, M.; Schulz, B.; Scott, D.; Scott, K.; Serra, P.; Seymour, N.; Shupe, D.; Smith, A.J.; Symeonidis, M.; Tugwell, K.E.; Vaccari, M.; Valiante, E.; Valtchanov, I.; Verma, A.; Viero, M.P.; Vigroux, L.; Wang, L.; Wiebe, D.; Wright, G.; Xu, C.K.; Zeimann, G.; Zemcov, M.; Zmuidzinas, J. (2011)
      We report the discovery of a bright (f (250 μm)>400 mJy), multiply lensed submillimeter galaxy HERMES J105751.1+573027 in Herschel/SPIRE Science Demonstration Phase data from the HerMES project. Interferometric 880 μm ...

    • Dust, Gas, and the Evolutionary Status of the Radio Galaxy 8C 1435+635 at z = 4.25 

      Ivison, R.J.; Dunlop, J.S.; Hughes, D.H.; Archibald, E.N.; Stevens, J. A.; Holland, W.S.; Robson, E.I.; Eales, S.; Rawlings, S.; Dey, A.; Gear, W.K. (1998)
      We present the results of new rest-frame far-IR observations of the z\4.25 radio galaxy 8C 1435]635, which not only conÐrm that it contains an enormous quantity of dust (as Ðrst inferred from its millimeter-wave detection ...

    • The environment and characteristics of low-redshift galaxies detected by the Herschel-ATLAS 

      Dariush, A.; Cortese, L.; Eales, S.; Pascale, E.; Smith, M. W. L.; Dunne, L.; Dye, S.; Scott, D.; Auld, R.; Baes, M.; Bland-Hawthorn, J.; Buttiglione, S.; Cava, A.; Clements, D. L.; Cooray, A.; Dezotti, G.; Driver, S.; Fritz, J.; Gomez, H.L.; Hopkins, A.; Hopwood, R.; Ivison, R.J.; Jarvis, M.J.; Jones, D. H.; Kelvin, L.; Khosroshahi, H. G.; Liske, J.; Loveday, J.; Maddox, S.; Madore, B. F.; Michalowski, M. J.; Norberg, P.; Phillipps, S.; Pohlen, M.; Popescu, C. C.; Prescott, M.; Rigby, E.; Robotham, A.; Rodighiero, G.; Seibert, M.; Smith, Daniel; Temi, P.; Tuffs, R. J.; van der Werf, P. (2011-11-01)
      We investigate the ultraviolet and optical properties and environment of low-redshift galaxies detected in the Herschel Astrophysical Terahertz Large Area Survey (H-ATLAS) science demonstration data. We use the Sloan Digital ...

    • Environments of z > 5 quasars: searching for protoclusters at submillimetre wavelengths 

      Priddey, R.; Ivison, R.J.; Isaak, K.G. (2008)