Cosmic variance
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<i>Planck</i>2018 results Open
We analyse the Planck full-mission cosmic microwave background (CMB) temperature and E -mode polarization maps to obtain constraints on primordial non-Gaussianity (NG). We compare estimates obtained from separable template-fitting, binned,…
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Science with the space-based interferometer LISA. V. Extreme mass-ratio inspirals Open
The space-based Laser Interferometer Space Antenna (LISA) will be able to observe the gravitational-wave signals from systems comprised of a massive black hole and a stellar-mass compact object. These systems are known as extreme-mass-rati…
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<i>Planck</i>2018 results Open
Analysis of the Planck 2018 data set indicates that the statistical properties of the cosmic microwave background (CMB) temperature anisotropies are in excellent agreement with previous studies using the 2013 and 2015 data releases. In par…
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A CEERS Discovery of an Accreting Supermassive Black Hole 570 Myr after the Big Bang: Identifying a Progenitor of Massive z > 6 Quasars Open
We report the discovery of an accreting supermassive black hole at z = 8.679. This galaxy, denoted here as CEERS_1019, was previously discovered as a Ly α -break galaxy by Hubble with a Ly α redshift from Keck. As part of the Cosmic Evolut…
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The SCUBA-2 Cosmology Legacy Survey: 850 μm maps, catalogues and number counts Open
We present a catalogue of ∼3000 submillimetre sources detected (≥3.5σ) at 850 μm over ∼5 deg2 surveyed as part of the James Clerk Maxwell Telescope (JCMT) SCUBA-2 Cosmology Legacy Survey (S2CLS). This is the largest survey of its kind at 8…
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The WiggleZ Dark Energy Survey: The growth rate of cosmic structure since redshift z=0.9 Open
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 power spectrum of the WiggleZ Dark Energy Survey. Our results, which have a precisi…
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Single field double inflation and primordial black holes Open
Within the framework of scalar-tensor theories, we study the conditions that allow single field inflation dynamics on small cosmological scales to significantly differ from that of the large scales probed by the observations of cosmic micr…
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The z = 9-10 galaxy population in the Hubble Frontier Fields and CLASH surveys: the z = 9 luminosity function and further evidence for a smooth decline in ultraviolet luminosity density at z≥ 8 Open
We present the results of a search for z=9-10 galaxies within the first 8\npointings of the Hubble Frontier Fields (HFF) (4 clusters plus 4 parallel\nfields) and 20 cluster fields from the CLASH survey. Combined with our previous\nanalysis…
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Planck 2018 results. VIII. Gravitational lensing Open
We present measurements of the cosmic microwave background (CMB) lensing potential using the final $\textit{Planck}$ 2018 temperature and polarization data. We increase the significance of the detection of lensing in the polarization maps …
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<i>Planck</i>2018 results Open
The study of polarized dust emission has become entwined with the analysis of the cosmic microwave background (CMB) polarization in the quest for the curl-like B -mode polarization from primordial gravitational waves and the low-multipole …
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New constraints on Lyman-α opacity with a sample of 62 quasars at z > 5.7 Open
We present measurements of the mean and scatter of the IGM Lyman-{\\alpha}\nopacity at 4.9 5.7, the\nlargest sample assembled at these redshifts to date by a factor of two. The\nsample size enables us to sample cosmic variance at these red…
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Cosmic Bell Test Using Random Measurement Settings from High-Redshift Quasars Open
In this Letter, we present a cosmic Bell experiment with polarization-entangled photons, in which measurement settings were determined based on real-time measurements of the wavelength of photons from high-redshift quasars, whose light was…
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Exploring the effects of galaxy formation on matter clustering through a library of simulation power spectra Open
Upcoming weak lensing surveys require a detailed theoretical understanding of the matter power spectrum in order to derive accurate and precise cosmological parameter values. While galaxy formation is known to play an important role, its p…
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Efficient cosmological analysis of the SDSS/BOSS data from the Effective Field Theory of Large-Scale Structure Open
The precision of the cosmological data allows us to accurately approximate the predictions for cosmological observables by Taylor expanding up to a low order the dependence on the cosmological parameters around a reference cosmology. By ap…
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Hyper Suprime-Cam Year 3 results: Cosmology from cosmic shear power spectra Open
Here, we measure weak lensing cosmic shear power spectra from the 3-year galaxy shear catalog of the Hyper Suprime-Cam (HSC) Subaru Strategic Program imaging survey. The shear catalog covers 416 deg2 of the northern sky, with a mean i-band…
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Planck 2018 results. IX. Constraints on primordial non-Gaussianity Open
We analyse the Planck full-mission cosmic microwave background (CMB) temperature and E-mode polarization maps to obtain constraints on primordial non-Gaussianity (NG). We compare estimates obtained from separable template-fitting, binned, …
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<span>CosmoPower</span>: emulating cosmological power spectra for accelerated Bayesian inference from next-generation surveys Open
We present CosmoPower, a suite of neural cosmological power spectrum emulators providing orders-of-magnitude acceleration for parameter estimation from two-point statistics analyses of Large-Scale Structure (LSS) and Cosmic Microwave Backg…
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Exploring cosmic origins with CORE: Inflation Open
We forecast the scientific capabilities to improve our understanding of cosmic inflation \nof CORE, a proposed CMB space satellite submitted in response to the ESA fifth call \nfor a medium-size mission opportunity. The CORE satellite will…
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Precision calculations of the cosmic shear power spectrum projection Open
We compute the spherical-sky weak-lensing power spectrum of the shear and convergence. We discuss various approximations, such as flat-sky, and first- and second-order Limber equations for the projection. We find that the impact of adoptin…
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The Aemulus Project. I. Numerical Simulations for Precision Cosmology Open
The rapidly growing statistical precision of galaxy surveys has led to a need for ever more precise predictions of the observables used to constrain cosmological and galaxy formation models. The primary avenue through which such prediction…
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Bayesian constraints on the global 21-cm signal from the Cosmic Dawn Open
The birth of the first luminous sources and the ensuing epoch of reionization are best studied via the redshifted 21-cm emission line, the signature of the first two imprinting the last. In this work, we present a fully Bayesian method, HI…
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The MillenniumTNG Project: the hydrodynamical full physics simulation and a first look at its galaxy clusters Open
Cosmological simulations are an important theoretical pillar for understanding non-linear structure formation in our Universe and for relating it to observations on large scales. In several papers, we introduce our MillenniumTNG (MTNG) pro…
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Holographic dark energy from nonadditive entropy: Cosmological perturbations and observational constraints Open
We apply the holographic principle in the cosmological context through the nonadditive Tsallis entropy, used to describe the thermodynamic properties of nonstandard statistical systems such as the gravitational ones. Assuming the future ev…
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Constraints on the interacting vacuum–geodesic CDM scenario Open
We investigate an interacting dark sector scenario in which the vacuum energy is free to interact with cold dark matter (CDM), which itself is assumed to cluster under the sole action of gravity, i.e. it is in freefall (geodesic), as in ΛC…
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The Cosmos in Its Infancy: JADES Galaxy Candidates at z > 8 in GOODS-S and GOODS-N Open
We present a catalog of 717 candidate galaxies at z > 8 selected from 125 square arcmin of NIRCam imaging as part of the JWST Advanced Deep Extragalactic Survey (JADES). We combine the full JADES imaging data set with data from the JWST Ex…
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GPz: non-stationary sparse Gaussian processes for heteroscedastic uncertainty estimation in photometric redshifts Open
The next generation of cosmology experiments will be required to use photometric redshifts rather than spectroscopic redshifts. Obtaining accurate and well-characterized photometric redshift distributions is therefore critical for Euclid, …
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Cosmic shear measurements with Dark Energy Survey Science Verification data Open
Here, we present measurements of weak gravitational lensing cosmic shear two-point statistics using Dark Energy Survey Science Verification data. We demonstrate that our results are robust to the choice of shear measurement pipeline, eithe…
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The VIPERS Multi-Lambda Survey Open
We investigate the evolution of the galaxy stellar mass function and stellar mass density from redshift z = 0.2 to z = 1.5 of a Ks 22.5) samples, respectively. The galaxy stellar mass function is measured with ~760 000 galaxies down to Ks …
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The East Asian Observatory SCUBA-2 Survey of the COSMOS Field: Unveiling 1147 Bright Sub-millimeter Sources across 2.6 Square Degrees Open
We present sensitive 850 μ m imaging of the Cosmological Evolution Survey (COSMOS) field using 640 hr of new and archival observations taken with SCUBA-2 at the East Asian Observatory’s James Clerk Maxwell Telescope. The SCUBA-2 COSMOS sur…
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EPOCHS. II. The Ultraviolet Luminosity Function from 7.5 < z < 13.5 Using 180 arcmin<sup>2</sup> of Deep, Blank Fields from the PEARLS Survey and Public JWST Data Open
We present an analysis of the ultraviolet luminosity function (UV LF) and star formation rate density of distant galaxies (7.5 6.5) galaxies from a consistently processed set of deep, near-infrared imaging. Within an area of 180 arcmin 2 ,…