Browsing Chapman, Scott by Author "Borys, Colin"
Now showing items 1-15 of 15
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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): 1022-1028We 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 ... -
Constraining Dust and Molecular Gas Properties in Lyman Alpha Blobs at z 3
Yang, Yujin, Roberto Decarli, Helmut Dannerbauer, Fabian Walter, et al. 2011. "Constraining Dust and Molecular Gas Properties in Lyman Alpha Blobs at z 3." The Astrophysical Journal 744:178.In order to constrain the bolometric luminosities, dust properties and molecular gas content of giant Lyman alpha nebulae, the so-called Lyman alpha blobs, we have carried out a study of dust continuum and CO line emission ... -
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:L5The 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, ... -
A Hubble Space Telescope NICMOS and ACS Morphological Study of z~2 Submillimetre Galaxies
Swinbank, Mark, Ian Smail, Scott Chapman, Colin Borys, et al. 2010. "A Hubble Space Telescope NICMOS and ACS Morphological Study of z~2 Submillimetre Galaxies." Monthly Notices of the Royal Astronomical Society 405(1): 234.We present a quantitative morphological analysis using HST NICMOS H160- and ACS I775- band imaging of 25 spectroscopically confirmed submillimetre galaxies (SMGs) which have redshifts between z=0.7-3.4. Our analysis also ... -
The Link between Submillimetre Galaxies and Luminous Ellipticals: Near-Infrared IFU Spectroscopy of Submillimetre Galaxies
Swinbank, Mark, Chapman, , Ian Smail, et al. 2006. "The Link between Submillimetre Galaxies and Luminous Ellipticals: Near-Infrared IFU Spectroscopy of Submillimetre Galaxies." Monthly Notices of the Royal Astronomical Society 371:465.We present two-dimensional spectroscopy covering the rest-frame wavelengths of strong optical emission lines in six luminous submillimetre galaxies at z=1.3--2.5. Together with HST ACS and NICMOS imaging we map the dynamics ... -
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): 1179-1188We 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. ... -
Optical and Near-Infrared Integral Field Spectroscopy of the SCUBA Galaxy N2-850.4
Swinbank, Mark, Ian Smail, Richard Bower, Colin Borys, et al. 2005. "Optical and Near-Infrared Integral Field Spectroscopy of the SCUBA Galaxy N2-850.4." Monthly Notices of the Royal Astronomical Society 359(2): 401-407We present optical and near-infrared integral field spectroscopy of the SCUBA galaxy SMM J163650.43+405734.5 (ELAIS N2 850.4) at z=2.385. We combine Ly-alpha and H-alpha emission line maps and velocity structure with high ... -
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):1597-1610A 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-L67Using 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 ... -
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): 318-330We 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): 92-104Recent 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): 557-572We 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): 43-46Low-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 ... -
Using SCUBA to place upper limits on arcsecond scale CMB anisotropies at 850 microns
Borys, Colin, Scott C. Chapman, and Douglas Scott. 1999. "Using SCUBA to place upper limits on arcsecond scale CMB anisotropies at 850 microns." Monthly Notices of the Royal Astronomical Society 308(2): 527-538The SCUBA instrument on the James Clerk Maxwell Telescope has already had an impact on cosmology by detecting relatively large numbers of dusty galaxies at high redshift. Apart from identifying well-detected sources, such ...