The Cosmological Parameters (2021)
Ofer Lahav, Andrew R Liddle
TL;DR
This review summarizes the state of knowledge on cosmological parameters as of 2021, covering parametrization, extensions to the standard model, observational probes, data integration, and future prospects.
Contribution
It provides a comprehensive, up-to-date synthesis of cosmological parameters and related topics for the Particle Data Book, consolidating recent advances and observations.
Findings
Updated cosmological parameter values as of 2021
Overview of observational probes and methods
Future outlook for cosmological research
Abstract
This is a review article for The Review of Particle Physics 2022 (aka the Particle Data Book). It forms a compact review of knowledge of the cosmological parameters near the end of 2021. Topics included are Parametrizing the Universe; Extensions to the standard model; Probes; Bringing observations together; Outlook for the future.
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