Search Results - "Christopher Martin, D"
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Cosmic Web of Galaxies in the COSMOS Field: Public Catalog and Different Quenching for Centrals and Satellites
Published in The Astrophysical journal (01-03-2017)“…We use a mass complete (log( ) ) sample of galaxies with accurate photometric redshifts in the COSMOS field to construct the density field and the cosmic web…”
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The WiggleZ Dark Energy Survey: improved distance measurements to z = 1 with reconstruction of the baryonic acoustic feature
Published in Monthly notices of the Royal Astronomical Society (11-07-2014)“…We present significant improvements in cosmic distance measurements from the WiggleZ Dark Energy Survey, achieved by applying the reconstruction of…”
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Direct evidence of AGN feedback: a post-starburst galaxy stripped of its gas by AGN-driven winds
Published in Monthly notices of the Royal Astronomical Society (01-11-2018)Get full text
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INTERGALACTIC MEDIUM EMISSION OBSERVATIONS WITH THE COSMIC WEB IMAGER. II. DISCOVERY OF EXTENDED, KINEMATICALLY LINKED EMISSION AROUND SSA22 Lyα BLOB 2
Published in The Astrophysical journal (10-05-2014)“…Here we report our observation of the Ly alpha blob 2 (LAB2) in SSA22 with the Cosmic Web Imager (CWI). This is an integral field spectrograph optimized for…”
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The WiggleZ Dark Energy Survey: the growth rate of cosmic structure since redshift z=0.9
Published in Monthly notices of the Royal Astronomical Society (01-08-2011)“…We present precise measurements of the growth rate of cosmic structure for the redshift range 0.1 < z < 0.9, using redshift-space distortions in the galaxy…”
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A giant protogalactic disk linked to the cosmic web
Published in Nature (London) (13-08-2015)“…A two-dimensional spectroscopic investigation of a large, luminous filament of the cosmic web near QSO UM287 reveals that the brightest emission region is an…”
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The GALEX Arecibo SDSS Survey – I. Gas fraction scaling relations of massive galaxies and first data release
Published in Monthly notices of the Royal Astronomical Society (01-04-2010)“…We introduce the GALEX Arecibo SDSS Survey (GASS), an on-going large programme that is gathering high quality H i-line spectra using the Arecibo radio…”
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Andromeda's Parachute: A Bright Quadruply Lensed Quasar at z = 2.377
Published in The Astrophysical journal (01-06-2018)“…We present Keck Cosmic Web Imager spectroscopy of the four putative images of the lensed quasar candidate J014710+463040 recently discovered by Berghea et al…”
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QUENCHING STAR FORMATION AT INTERMEDIATE REDSHIFTS: DOWNSIZING OF THE MASS FLUX DENSITY IN THE GREEN VALLEY
Published in The Astrophysical journal (01-11-2012)“…The bimodality in galaxy properties has been observed at low and high redshifts, with a clear distinction between star-forming galaxies in the blue cloud and…”
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The initial mass function in the extended ultraviolet disc of M83
Published in Monthly notices of the Royal Astronomical Society (01-01-2020)“…ABSTRACT Using Hubble Space Telescope ACS/WFC data we present the photometry and spatial distribution of resolved stellar populations of four fields within the…”
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The WiggleZ Dark Energy Survey: measuring the cosmic expansion history using the Alcock-Paczynski test and distant supernovae
Published in Monthly notices of the Royal Astronomical Society (01-12-2011)“…Astronomical observations suggest that today's Universe is dominated by a dark energy of unknown physical origin. One of the most notable results obtained from…”
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Supernova PTF 12glz: A Possible Shock Breakout Driven through an Aspherical Wind
Published in The Astrophysical journal (20-02-2019)“…We present visible-light and ultraviolet (UV) observations of the supernova PTF 12glz. The SN was discovered and monitored in the near-UV and R bands as part…”
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Local Lyman Break Galaxy Analogs: The Impact of Massive Star-Forming Clumps on the Interstellar Medium and the Global Structure of Young, Forming Galaxies
Published in The Astrophysical journal (20-11-2009)“…We report on the results of Hubble Space Telescope optical and UV imaging, Spitzer mid-IR photometry, and optical spectroscopy of a sample of 30 low-redshift…”
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The Space Density of Extended Ultraviolet (XUV) Disks in the Local Universe and Implications for Gas Accretion onto Galaxies
Published in The Astrophysical journal (01-06-2011)“…We present results of the first unbiased search for extended ultraviolet (XUV)-disk galaxies undertaken to determine the space density of such galaxies. Our…”
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The WiggleZ Dark Energy Survey: measuring the cosmic growth rate with the two-point galaxy correlation function
Published in Monthly notices of the Royal Astronomical Society (01-04-2013)“…The growth history of large-scale structure in the Universe is a powerful probe of the cosmological model, including the nature of dark energy. We study the…”
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A turbulent wake as a tracer of 30,000 years of Mira's mass loss history
Published in Nature (London) (16-08-2007)“…Mira is one of the first variable stars ever discovered and it is the prototype (and also the nearest example) of a class of low-to-intermediate-mass stars in…”
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Mid-infrared Spectral Indicators of Star Formation and Active Galactic Nucleus Activity in Normal Galaxies
Published in The Astrophysical journal (20-08-2010)“…We investigate the use of mid-infrared (MIR) polycyclic aromatic hydrocarbon (PAH) bands, the continuum, and emission lines as probes of star formation (SF)…”
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Testing the Empirical Relation between Ultraviolet Color and Attenuation of Galaxies
Published in The Astrophysical journal (20-01-2005)“…We test the empirical relation between ultraviolet color and attenuation as derived for starburst galaxies with a wide assortment of galaxy types detected by…”
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INTERGALACTIC MEDIUM EMISSION OBSERVATIONS WITH THE COSMIC WEB IMAGER. I. THE CIRCUM-QSO MEDIUM OF QSO 1549+19, AND EVIDENCE FOR A FILAMENTARY GAS INFLOW
Published in The Astrophysical journal (10-05-2014)“…The Palomar Cosmic Web Imager (PCWI), an integral field spectrograph designed to detect and map low surface brightness emission, has obtained imaging…”
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The Keck Cosmic Web Imager Integral Field Spectrograph
Published in The Astrophysical journal (01-09-2018)“…We report on the design and performance of the Keck Cosmic Web Imager (KCWI), a general purpose optical integral field spectrograph that has been installed at…”
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