Anisotropic Dirac-Born-Infeld Inflation with Non-Vacuum Initial States: Primordial Perturbations, Non-Gaussianity, and Observational Constraints

arXiv:2607.11842 · astro-ph.CO, gr-qc, hep-th · Submitted 2026-07-13 · Read on arXiv

Narges Rashidi, Maryam Roushan

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

Submitted: 2026-07-13

Comments: Accepted for publication in European Physical Journal C

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

Terminology

Non-Gaussianity — 19× in this paper · explained in 2 episodes
Anisotropy — 14× in this paper · explained in 3 episodes
Consistency — 7× in this paper · explained in 3 episodes
Bispectrum — 6× in this paper · explained in 3 episodes
Primordial non-Gaussianity — 3× in this paper · explained in 2 episodes
Benchmark — 2× in this paper · explained in 2 episodes
Dark Energy Spectroscopic Instrument — 1× in this paper
Homogeneity — 1× in this paper · explained in 2 episodes
Observations of the Cosmic Microwave Background — 1× in this paper
Quantization — 1× in this paper · explained in 12 episodes
Robustness — 1× in this paper · explained in 5 episodes
Using the Arnowitt-Deser- Misner — 1× in this paper

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