A test of the cosmological principle with quasars

NJ Secrest, S von Hausegger, M Rameez… - The Astrophysical …, 2021 - iopscience.iop.org
We study the large-scale anisotropy of the universe by measuring the dipole in the angular
distribution of a flux-limited, all-sky sample of 1.36 million quasars observed by the Wide …

Age-dating luminous red galaxies observed with the Southern African Large Telescope

AL Ratsimbazafy, SI Loubser… - Monthly Notices of …, 2017 - academic.oup.com
We measure a value for the cosmic expansion of H (z)= 89±23 (stat)±44 (syst) km s− 1 Mpc−
1 at a redshift of z≃ 0.47 based on the differential age technique. This technique, also known …

The final SDSS high-redshift quasar sample of 52 quasars at z> 5.7

L Jiang, ID McGreer, X Fan, MA Strauss… - The Astrophysical …, 2016 - iopscience.iop.org
We present the discovery of nine quasars at $ z\sim 6$ identified in the Sloan Digital Sky
Survey (SDSS) imaging data. This completes our survey of $ z\sim 6$ quasars in the SDSS …

Planck 2015 results-xiii. cosmological parameters

PAR Ade, N Aghanim, M Arnaud, M Ashdown… - Astronomy & …, 2016 - aanda.org
This paper presents cosmological results based on full-mission Planck observations of
temperature and polarization anisotropies of the cosmic microwave background (CMB) …

Planck 2015 results-III. LFI systematic uncertainties

PAR Ade, J Aumont, C Baccigalupi, AJ Banday… - Astronomy & …, 2016 - aanda.org
We present the current accounting of systematic effect uncertainties for the Low Frequency
Instrument (LFI) that are relevant to the 2015 release of the Planck cosmological results …

A two-parameter model for the infrared/submillimeter/radio spectral energy distributions of galaxies and active galactic nuclei

DA Dale, G Helou, GE Magdis, L Armus… - The Astrophysical …, 2014 - iopscience.iop.org
ABSTRACT A two-parameter semi-empirical model is presented for the spectral energy
distributions of galaxies with contributions to their infrared–submillimeter–radio emission …

The LoTSS view of radio AGN in the local Universe-The most massive galaxies are always switched on

J Sabater, PN Best, MJ Hardcastle… - Astronomy & …, 2019 - aanda.org
This paper presents a study of the local radio source population, by cross-comparing the
data from the first data release (DR1) of the LOFAR Two-Metre Sky Survey (LoTSS) with the …

Galileon gravity in light of ISW, CMB, BAO and H0 data

J Renk, M Zumalacárregui, F Montanari… - Journal of Cosmology …, 2017 - iopscience.iop.org
Cosmological models with Galileon gravity are an alternative to the standard ΛCDM
paradigm with testable predictions at the level of its self-accelerating solutions for the …

GALEX–SDSS–WISE Legacy Catalog (GSWLC): Star formation rates, stellar masses, and dust attenuations of 700,000 low-redshift galaxies

S Salim, JC Lee, S Janowiecki… - The Astrophysical …, 2016 - iopscience.iop.org
In this paper, we present the GALEX–SDSS–WISE Legacy Catalog (GSWLC), a catalog of
physical properties (stellar masses, dust attenuations, and star formation rates [SFRs]) for∼ …

Galaxy and mass assembly (GAMA): mid-infrared properties and empirical relations from WISE

ME Cluver, TH Jarrett, AM Hopkins… - The Astrophysical …, 2014 - iopscience.iop.org
ABSTRACT The Galaxy And Mass Assembly (GAMA) survey furnishes a deep redshift
catalog that, when combined with the Wide-field Infrared Survey Explorer (WISE), allows us …