Inflation, Open Universes, and Dark Energy

arXiv:2607.28445 · astro-ph.CO, gr-qc, hep-ph, hep-th · Submitted 2026-07-30 · Read on arXiv

Anton Chudaykin, Mikhail M. Ivanov, Renata Kallosh, Andrei Linde, Oliver H. E. Philcox, Yusuke Yamada

astro-ph.CO, gr-qc, hep-ph, hep-th

Submitted: 2026-07-30

Comments: 29 pages, 5 figures, 2 tables;

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Quintessence — 18× in this paper · explained in 2 episodes
• Bispectrum — 15× in this paper · explained in 3 episodes
• Clustering — 10× in this paper · explained in 2 episodes
• Reheating — 8× in this paper · explained in 2 episodes
• Atacama Cosmology Telescope — 5× in this paper
• alpha — 5× in this paper · explained in 1 episode
• Anisotropy — 4× in this paper · explained in 3 episodes
• Benchmark — 4× in this paper · explained in 2 episodes
• Degeneracy — 3× in this paper · explained in 3 episodes
• Robustness — 3× in this paper · explained in 5 episodes
• Consistency — 2× in this paper · explained in 3 episodes
• Adam — 1× in this paper · explained in 2 episodes
• Bright Galaxy Sample — 1× in this paper
• Calibration — 1× in this paper · explained in 7 episodes
• Coleman-De Luccia — 1× in this paper
• Emission Line Galaxy — 1× in this paper
• Generalization — 1× in this paper · explained in 13 episodes
• Gravitational Lensing — 1× in this paper · explained in 2 episodes
• Homogenization — 1× in this paper · explained in 2 episodes
• Institute for Basic Science — 1× in this paper
• Phase Transitions — 1× in this paper · explained in 2 episodes
• Trace — 1× in this paper · explained in 2 episodes

Sources

• The Standard Model Higgs boson as the inflaton
• Superconformal Inflationary $\alpha$-Attractors
• Probing Cosmic Inflation with the LiteBIRD Cosmic Microwave Background Polarization Survey
• The Atacama Cosmology Telescope: DR6 Power Spectra, Likelihoods and $\Lambda$CDM Parameters
• DESI DR2 Results II: Measurements of Baryon Acoustic Oscillations and Cosmological Constraints
• Hybrid cosmological attractors
• Hybrid $\alpha$-attractors, primordial black holes and gravitational wave backgrounds
• On the Present Status of Inflationary Cosmology
• Encyclopaedia Inflationaris
• Planck 2018 and Brane Inflation Revisited
• The Unity of Cosmological Attractors
• Generalized Pole Inflation: Hilltop, Natural, and Chaotic Inflationary Attractors
• CMB targets after the latest Planck data release
• Polynomial $\alpha$-attractors
• Snowmass2021 Cosmic Frontier: Cosmic Microwave Background Measurements White Paper
• SPT-3G D1: CMB temperature and polarization power spectra and cosmology from 2019 and 2020 observations of the SPT-3G Main field
• Inflation at the End of 2025: Constraints on $r$ and $n_s$ Using the Latest CMB and BAO Data
• The BAO-CMB Tension and Implications for Inflation
• Hint towards inconsistency between BAO and Supernovae Dataset: The Evidence of Redshift Evolving Dark Energy from DESI DR2 is Absent
• It's All ${\tt Ok}$: Curvature in Light of BAO from DESI DR2

Related papers

• Angular clustering and bias of photometric quasars in the Kilo-Degree Survey Data Release 4
• A Novel kinetic Sunyaev-Zel'dovich Estimator for Electron-Electron Correlations
• Magnetic fields at the dawn of structure formation I. The CARLA J1510+5958 proto-cluster
• Dark Energy Survey Year 6 Results: Weak Lensing and Galaxy Clustering Cosmological Analysis Framework
• Exploring the Impact of Systematic Bias in Type Ia Supernova Cosmology Across Diverse Dark Energy Parametrizations
• Non-Gaussian Galaxy Stochasticity and the Noise-Field Formulation