Search Results - "Pettini, Max"
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One Percent Determination of the Primordial Deuterium Abundance
Published in The Astrophysical journal (10-03-2018)“…Abstract We report a reanalysis of a near-pristine absorption system, located at a redshift toward the quasar Q1243+307, based on the combination of archival…”
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Measuring the Physical Conditions in High-redshift Star-forming Galaxies: Insights from KBSS-MOSFIRE
Published in The Astrophysical journal (01-12-2018)“…We use photoionization models that are designed to reconcile the joint rest-UV-optical spectra of high-z star-forming galaxies to self-consistently infer the…”
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The Keck Lyman Continuum Spectroscopic Survey (KLCS): The Emergent Ionizing Spectrum of Galaxies at z ∼ 3
Published in The Astrophysical journal (20-12-2018)“…Abstract We present results of a deep spectroscopic survey quantifying the statistics of the escape of ionizing radiation from star-forming galaxies at z ∼ 3…”
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RECONCILING THE STELLAR AND NEBULAR SPECTRA OF HIGH-REDSHIFT GALAXIES
Published in The Astrophysical journal (01-08-2016)“…ABSTRACT We present a combined analysis of rest-frame far-UV (FUV; 1000–2000 Å) and rest-frame optical (3600–7000 Å) composite spectra formed from very deep…”
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A Window on the Earliest Star Formation: Extreme Photoionization Conditions of a High-ionization, Low-metallicity Lensed Galaxy at z ∼ 2
Published in The Astrophysical journal (01-06-2018)“…We report new observations of SL2S J021737-051329, a lens system consisting of a bright arc at z = 1.84435, magnified ∼17× by a massive galaxy at z = 0.65…”
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SPECTROSCOPIC MEASUREMENTS OF THE FAR-ULTRAVIOLET DUST ATTENUATION CURVE AT z ∼ 3
Published in The Astrophysical journal (10-09-2016)“…ABSTRACT We present the first spectroscopic measurements of the shape of the far-ultraviolet (far-UV; Å) dust attenuation curve at high redshift ( ). Our…”
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THE CONNECTION BETWEEN REDDENING, GAS COVERING FRACTION, AND THE ESCAPE OF IONIZING RADIATION AT HIGH REDSHIFT
Published in The Astrophysical journal (10-09-2016)“…ABSTRACT Using a large sample of spectroscopically confirmed galaxies, we establish an empirical relationship between reddening ( ), neutral gas covering…”
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The KLEVER Survey: spatially resolved metallicity maps and gradients in a sample of 1.2 < z < 2.5 lensed galaxies
Published in Monthly notices of the Royal Astronomical Society (01-02-2020)“…ABSTRACT We present near-infrared observations of 42 gravitationally lensed galaxies obtained in the framework of the KMOS Lensed Emission Lines and VElocity…”
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9
The Evolution of O i over 3.2 < z < 6.5: Reionization of the Circumgalactic Medium
Published in The Astrophysical journal (01-10-2019)“…We present a survey for metal absorption systems traced by neutral oxygen over 3.2 < z < 6.5. Our survey uses Keck/ESI and VLT/X-Shooter spectra of 199 QSOs…”
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THE COLUMN DENSITY DISTRIBUTION AND CONTINUUM OPACITY OF THE INTERGALACTIC AND CIRCUMGALACTIC MEDIUM AT REDSHIFT ⟨ z ⟩ = 2.4
Published in The Astrophysical journal (15-05-2013)Get full text
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THE LYMAN CONTINUUM ESCAPE FRACTION OF THE COSMIC HORSESHOE: A TEST OF INDIRECT ESTIMATES
Published in The Astrophysical journal (01-11-2016)“…ABSTRACT High-redshift star-forming galaxies are likely responsible for the reionization of the universe, yet direct detection of their escaping ionizing…”
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The Redshift Evolution of Rest-UV Spectroscopic Properties in Lyman-break Galaxies at z ∼ 2-4
Published in The Astrophysical journal (10-06-2018)“…We present the first comprehensive evolutionary analysis of the rest-frame UV spectroscopic properties of star-forming galaxies at z ∼ 2-4. We match samples at…”
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13
Physical Conditions in a Young, Unreddened, Low-metallicity Galaxy at High Redshift
Published in The Astrophysical journal (20-08-2010)“…Increasingly large samples of galaxies are now being discovered at redshifts z {approx} 5-6 and higher. Many of these objects are inferred to be young, low in…”
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14
Mapping UV properties throughout the Cosmic Horseshoe: lessons from VLT-MUSE
Published in Monthly notices of the Royal Astronomical Society (11-05-2018)“…Abstract We present the first spatially resolved rest-frame ultraviolet (UV) study of the gravitationally lensed galaxy, the ‘Cosmic Horseshoe’ (J1148+1930) at…”
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THE STRUCTURE OF THE CIRCUMGALACTIC MEDIUM OF GALAXIES: COOL ACCRETION INFLOW AROUND NGC 1097
Published in The Astrophysical journal (20-07-2016)“…ABSTRACT We present Hubble Space Telescope far-UV spectra of four QSOs whose sightlines pass through the halo of NGC 1097 at impact parameters of ρ = 48–165…”
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Comprehensive study of a z = 2.35 DLA Galaxy: mass, metallicity, age, morphology and SFR from HST and VLT
Published in Monthly notices of the Royal Astronomical Society (21-08-2013)“…We present a detailed study of the emission from a z = 2.35 galaxy that causes damped Lyman α absorption in the spectrum of the background quasar (QSO), SDSS…”
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The Keck Baryonic Structure Survey: using foreground/background galaxy pairs to trace the structure and kinematics of circumgalactic neutral hydrogen at z ∼ 2
Published in Monthly notices of the Royal Astronomical Society (01-12-2020)“…ABSTRACT We present new measurements of the spatial distribution and kinematics of neutral hydrogen in the circumgalactic and intergalactic medium surrounding…”
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SDSS J1059+4251, a Highly Magnified z ∼ 2.8 Star-forming Galaxy: ESI Observations of the Rest-frame UV Spectrum
Published in The Astrophysical journal (01-12-2021)“…Abstract Detailed analyses of high-redshift galaxies are challenging because these galaxies are faint, but this difficulty can be overcome with gravitational…”
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A downturn in intergalactic C iv as redshift 6 is approached
Published in Monthly notices of the Royal Astronomical Society (21-05-2009)“…We present the results of the largest survey to date for intergalactic metals at redshifts z > 5, using near-IR spectra of nine quasi-stellar objects with…”
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A Survey of Star-forming Galaxies in the 1.4 z 2.5 Redshift Desert: Overview
Published in The Astrophysical journal (01-04-2004)“…The redshift interval 1.4 ~ z ~ 2.5 has been described by some as the "redshift desert" because of historical difficulties in spectroscopically identifying…”
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