Browsing Physics & Atmospheric Science Faculty Research, Publications and Presentations by Author "Scott, Douglas"

Now showing items 1-20 of 21

  • An 850-micron SCUBA map of the Groth Strip and reliable source extraction 

    Coppin, Kristen, Mark Halpern, Douglas Scott, Colin Borys, et al. 2005. "An 850-micron SCUBA map of the Groth Strip and reliable source extraction." Monthly Notices of the Royal Astronomical Society 357(3): 1022-1028
    We present an 850-micron map and list of candidate sources in a 70 arcmin^2 sub-area of the Groth Strip observed using SCUBA. We initially detect 7 candidate sources with signal-to-noise ratios (SNRs) between 3.0 and 3.5 ...

  • B1933+503, a dusty radio quasar at z>2: implications for blank field sub-mm surveys? 

    Chapman, Scott C., Douglas Scott, Geraint F. Lewis, Colin Borys, et al. 1998. "B1933+503, a dusty radio quasar at z>2: implications for blank field sub-mm surveys?." Astronomy and Astrophysics 352:406.
    We present a detailed mm-wave and optical study of the gravitational lens system B1933+503, discovered by Sykes et al.(1998) in the radio. This object is probably the most complex lens system known, with 10 lensed components ...

  • First detections of FIRBACK sources with SCUBA 

    Scott, Douglas, Guilaine Lagache, Colin Borys, Scott C. Chapman, et al. 1999. "First detections of FIRBACK sources with SCUBA." Astronomy and Astrophysics 357:L5
    The FIRBACK (Far InfraRed BACKground) survey represents the deepest extensive 170 micron images obtained by the ISO satellite. The sources detected comprise about 10% of the Cosmic IR Background (CIB) seen by COBE, and, ...

  • HerMES: Candidate High-Redshift Galaxies Discovered with Herschel/SPIRE 

    Dowell, C. Darren, A. Conley, J. Glenn, V. Arumugam, et al. 2014. "HerMES: Candidate High-Redshift Galaxies Discovered with Herschel/SPIRE." The Astrophysical Journal 780:75
    We present a method for selecting $z>4$ dusty, star forming galaxies (DSFGs) using Herschel/SPIRE 250/350/500 $\mu m$ flux densities to search for red sources. We apply this method to 21 deg$^2$ of data from the HerMES ...

  • The Herschel Multi-Tiered Extragalactic Survey: SPIRE-mm Photometric Redshifts 

    Roseboom, I. G., R. J. Ivison, T. R. Greve, A. Amblard, et al. 2011. "The Herschel Multi-Tiered Extragalactic Survey: SPIRE-mm Photometric Redshifts." Monthly Notices of the Royal Astronomical Society 419:2758.
    We investigate the potential of submm-mm and submm-mm-radio photometric redshifts using a sample of mm-selected sources as seen at 250, 350 and 500 {\mu}m by the SPIRE instrument on Herschel. From a sample of 63 previously ...

  • Herschel observations of a z 2 stellar mass selected galaxy sample drawn from the GOODS NICMOS Survey 

    Hilton, M., C. J. Conselice, I. G. Roseboom, D. Burgarella, et al. 2012. "Herschel observations of a z 2 stellar mass selected galaxy sample drawn from the GOODS NICMOS Survey." Monthly Notices of the Royal Astronomical Society 425:540.
    We present a study of the far-IR properties of a stellar mass selected sample of 1.5 9.5 drawn from the GOODS NICMOS Survey (GNS), the deepest H-band Hubble Space Telescope survey of its type prior to the installation of ...

  • Herschel-SPIRE, Far-Infrared Properties of Millimetre-Bright and -Faint Radio Galaxies 

    Chapman, S. C., R. J. Ivison, I. G. Roseboom, R. Auld, et al. 2010. "Herschel-SPIRE, Far-Infrared Properties of Millimetre-Bright and -Faint Radio Galaxies." Monthly Notices of the Royal Astronomical Society 409: L13.
    (abridged) We present the first study of the farIR properties of high redshift, radio-selected ULIRGs using deep observations obtained with SPIRE from the Herschel Multi-tiered Extragalactic Survey (HerMES). These galaxies ...

  • The Hubble Space Telescope GOODS NICMOS Survey: Overview and the Evolution of Massive Galaxies at 1.5 < z < 3 

    Conselice, C. J., A. F. L. Bluck, F. Buitrago, A. E. Bauer, et al. 2010. "The Hubble Space Telescope GOODS NICMOS Survey: Overview and the Evolution of Massive Galaxies at 1.5 < z < 3." Monthly Notices of the Royal Astronomical Society 413:80.
    We present the details and early results from a deep near-infrared survey utilising the NICMOS instrument on the Hubble Space Telescope centred around massive M_* > 10^11 M_0 galaxies at 1.7 10^11 M_0, whereby we find an ...

  • A joint analysis of BLAST 250--500um and LABOCA 870um observations in the Extended Chandra Deep Field South 

    Chapin, Edward L., Scott C. Chapman, Kristen E. Coppin, Mark J. Devlin, et al. 2011. "A joint analysis of BLAST 250--500um and LABOCA 870um observations in the Extended Chandra Deep Field South." 411(1): 505-549
    We present a joint analysis of the overlapping BLAST 250, 350, 500um, and LABOCA 870um observations (from the LESS survey) of the ECDF-S. Out to z~3, the BLAST filters sample near the peak wavelength of far-infrared (FIR) ...

  • Measurement of the Sunyaev-Zel'dovich Increment in Massive Galaxy Clusters 

    Zemcov, Michael, Mark Halpern, Colin Borys, Scott Chapman, et al. 2003. "Measurement of the Sunyaev-Zel'dovich Increment in Massive Galaxy Clusters." Monthly Notices of the Royal Astronomical Society 346(4): 1179-1188
    We have detected the Sunyaev-Zel'dovich (SZ) increment at 850 microns in two galaxy clusters (Cl 0016+16 and MS 1054.4-0321) using SCUBA (Sub-millimetre Common User Bolometer Array) on the James Clerk Maxwell Telescope. ...

  • A Population of z > 2 Far-Infrared Herschel-Spire-selected Starbursts 

    Casey, C. M., S. Berta, M. Bethermin, J. Bock, et al. 2012. "A Population of z > 2 Far-Infrared Herschel-Spire-selected Starbursts" Astrophysical Journal 761(2): 139.
    No abstract available.

  • A Redshift Survey of Herschel Far-Infrared Selected Starbursts and Implications for Obscured Star Formation 

    Casey, C. M., S. Berta, M. Bethermin, J. Bock, et al. 2012. "A Redshift Survey of Herschel Far-Infrared Selected Starbursts and Implications for Obscured Star Formation." Astrophysical Journal 761(2): 140.
    No abstract available.

  • The SCUBA HAlf Degree Extragalactic Survey (SHADES) - IV: Radio-mm-FIR photometric redshifts 

    Aretxaga, Itziar, David H. Hughes, Kristen Coppin, Angela M. J. Mortier, et al. 2007. "The SCUBA HAlf Degree Extragalactic Survey (SHADES) - IV: Radio-mm-FIR photometric redshifts." Monthly Notices of the Royal Astronomical Society 379(4): 1571-1588
    We present the redshift distribution of the SHADES galaxy population based on the rest-frame radio-mm-FIR colours of 120 robustly detected 850um sources in the Lockman Hole East (LH) and Subaru XMM-Newton Deep Field (SXDF). ...

  • The SCUBA HAlf Degree Extragalactic Survey (SHADES) -- VI. 350 micron mapping of submillimetre galaxies 

    Coppin, Kristen, Mark Halpern, Douglas Scott, Colin Borys, et al. 2008. "The SCUBA HAlf Degree Extragalactic Survey (SHADES) -- VI. 350 micron mapping of submillimetre galaxies." Monthly Notices of the Royal Astronomical Society 384(4):1597-1610
    A follow-up survey using the Submillimetre High-Angular Resolution Camera (SHARC-II) at 350 microns has been carried out to map the regions around several 850 micron-selected sources from the Submillimetre HAlf Degree ...

  • A SCUBA Scanmap of the Hubble Deep Field: Measuring the bright end of the sub-mm source counts 

    Borys, Colin, Scott Chapman, Mark Halpern, and Douglas Scott. 2002. "A SCUBA Scanmap of the HDF: Measuring the bright end of the sub-mm source counts." Monthly Notices of the Royal Astronomical Society 330(3): 63-L67
    Using the 850 micron SCUBA camera on the JCMT and a scanning technique different from other sub-mm surveys, we have obtained a 125 square arcminute map centered on the Hubble Deep Field. The one-sigma sensitivity to point ...

  • The SCUBA-2 Cosmology Legacy Survey: demographics of the 450 \mu m-population 

    Roseboom, I. G., J. S. Dunlop, M. Cirasuolo, J. E. Geach, et al. 2013. "The SCUBA-2 Cosmology Legacy Survey: demographics of the 450 \mu m-population." Monthly Notices of the Royal Astronomical Society 436:430.
    We investigate the multi-wavelength properties of a sample of 450-\mu m selected sources from the SCUBA-2 Cosmology Legacy Survey (S2CLS). A total of 69 sources were identified above 4\sigma\ in deep SCUBA-2 450-\mu m ...

  • A search for the submillimetre counterparts to Lyman break galaxies 

    Chapman, Scott C., Douglas Scott, Charles C. Steidel, Colin Borys, et al. 2002. "A search for the submillimetre counterparts to Lyman break galaxies." Monthly Notices of the Royal Astronomical Society 319(1): 318-330
    We have carried out targetted sub-mm observations as part of a programme to explore the connection between the rest-frame UV and far-IR properties of star-forming galaxies at high redshift, which is currently poorly ...

  • Submillimetre sources in rich cluster fields - source counts, redshift estimates, and cooling flow limits 

    Chapman, Scott C., Douglas Scott, Colin Borys, and Gregory G. Fahlman. 2002. "Submillimetre sources in rich cluster fields - source counts, redshift estimates, and cooling flow limits." Monthly Notices of the Royal Astronomical Society 330(1): 92-104
    Recent submillimetre surveys have revealed a population of dusty, high redshift sources of great cosmological significance for understanding dust-enshrouded star formation in distant galaxies, and for determining the origin ...

  • Understanding the nature of the optically faint radio sources and their connection to the submillimeter population 

    Chapman, Scott C., Geraint F. Lewis, Douglas Scott, Colin Borys, et al. 2002. "Understanding the nature of the optically faint radio sources and their connection to the submillimeter population." The Astrophysical Journal 570(2): 557-572
    We present a sample of 43 submillimeter sources detected (at >3 sigma), drawn from our program to follow-up optically faint radio sources with SCUBA. These sources already have associated radio and in many cases optical ...

  • An upper limit to [C II] emission in a z ~= 5 galaxy 

    Marsden, Gaelen, Colin Borys, Scott C. Chapman, Mark Halpern, et al. 2005. "An upper limit to [C II] emission in a z ~= 5 galaxy." Monthly Notices of the Royal Astronomical Society 359(1): 43-46
    Low-ionization-state far-infrared (FIR) emission lines may be useful diagnostics of star-formation activity in young galaxies, and at high redshift may be detectable from the ground. In practice, however, very little is ...