Probing cosmic inflation with the LiteBIRD cosmic microwave background polarization survey

LiteBIRD Collaboration, E Allys, K Arnold… - … of Theoretical and …, 2023 - academic.oup.com
Abstract LiteBIRD, the Lite (Light) satellite for the study of B-mode polarization and Inflation
from cosmic background Radiation Detection, is a space mission for primordial cosmology …

Nested sampling for physical scientists

G Ashton, N Bernstein, J Buchner, X Chen… - Nature Reviews …, 2022 - nature.com
Abstract This Primer examines Skilling's nested sampling algorithm for Bayesian inference
and, more broadly, multidimensional integration. The principles of nested sampling are …

Planck 2018 results-IX. Constraints on primordial non-Gaussianity

Y Akrami, F Arroja, M Ashdown, J Aumont… - Astronomy & …, 2020 - aanda.org
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 …

Planck 2018 results-I. Overview and the cosmological legacy of Planck

N Aghanim, Y Akrami, F Arroja, M Ashdown… - Astronomy & …, 2020 - aanda.org
The European Space Agency's Planck satellite, which was dedicated to studying the early
Universe and its subsequent evolution, was launched on 14 May 2009. It scanned the …

Planck 2018 results-X. Constraints on inflation

Y Akrami, F Arroja, M Ashdown, J Aumont… - Astronomy & …, 2020 - aanda.org
We report on the implications for cosmic inflation of the 2018 release of the Planck cosmic
microwave background (CMB) anisotropy measurements. The results are fully consistent …

Planck 2018 results-VI. Cosmological parameters

N Aghanim, Y Akrami, M Ashdown, J Aumont… - Astronomy & …, 2020 - aanda.org
We present cosmological parameter results from the final full-mission Planck measurements
of the cosmic microwave background (CMB) anisotropies, combining information from the …

CMB power spectra and cosmological parameters from Planck PR4 with CamSpec

E Rosenberg, S Gratton… - Monthly Notices of the …, 2022 - academic.oup.com
We present angular power spectra and cosmological parameter constraints derived from the
Planck PR4 (NPIPE) maps of the cosmic microwave background. NPIPE, released by the …

Strong bound on canonical ultralight axion dark matter from the Lyman-alpha forest

KK Rogers, HV Peiris - Physical Review Letters, 2021 - APS
We present a new bound on the ultralight axion (ULA) dark matter mass ma, using the
Lyman-alpha forest to look for suppressed cosmic structure growth: a 95% lower limit ma> …

Has JWST already falsified dark-matter-driven galaxy formation?

M Haslbauer, P Kroupa, AH Zonoozi… - The Astrophysical …, 2022 - iopscience.iop.org
Abstract The James Webb Space Telescope (JWST) discovered several luminous high-
redshift galaxy candidates with stellar masses of M*≳ 10 9 M⊙ at photometric redshifts z …

LyC escape from sphinx galaxies in the Epoch of Reionization

J Rosdahl, J Blaizot, H Katz, T Kimm… - Monthly Notices of …, 2022 - academic.oup.com
We measure escape fractions, f esc, of ionizing radiation from galaxies in the sphinx suite of
cosmological radiation-hydrodynamical simulations of reionization, resolving haloes with …