One-Loop Galaxy Bispectrum: Consistent Theory, Efficient Analysis with COBRA, and Implications for Cosmological Parameters

arXiv:2507.22110 · astro-ph.CO, hep-ph, hep-th · Submitted 2025-07-29 · Read on arXiv

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

Submitted: 2025-07-29

Updated: 2026-08-28

Terminology

• Bispectrum — 195× in this paper · explained in 3 episodes
• Accuracy — 16× in this paper · explained in 1 episode
• Non-Gaussianity — 13× in this paper · explained in 2 episodes
• Matter Power Spectrum — 8× in this paper · explained in 2 episodes
• Primordial non-Gaussianity — 8× in this paper · explained in 2 episodes
• Consistency — 4× in this paper · explained in 3 episodes
• Degeneracy — 3× in this paper · explained in 3 episodes
• Clustering — 2× in this paper · explained in 2 episodes
• Effective Field Theory (EFT) — 2× in this paper · explained in 2 episodes
• Fidelity — 2× in this paper · explained in 2 episodes
• Alignment — 1× in this paper · explained in 1 episode
• Benchmark — 1× in this paper · explained in 2 episodes
• Core — 1× in this paper · explained in 2 episodes
• Regularization — 1× in this paper · explained in 3 episodes
• Systematic Bias — 1× in this paper · explained in 3 episodes
• Trace — 1× in this paper · explained in 2 episodes
• Velocity Dispersion — 1× in this paper · explained in 2 episodes
• alpha — 1× in this paper · explained in 1 episode

Sources

• Euclid Definition Study Report
• The DESI Experiment Part I: Science,Targeting, and Survey Design
• The Spectroscopic Stage-5 Experiment
• Loop Corrections in Non-Linear Cosmological Perturbation Theory
• Large-Scale Structure of the Universe and Cosmological Perturbation Theory
• Cosmological Non-Linearities as an Effective Fluid
• The Effective Field Theory of Cosmological Large Scale Structures
• A Lagrangian effective field theory
• Perturbation theory, effective field theory, and oscillations in the power spectrum
• Exploring redshift-space distortions in large-scale structure
• Redshift Space Distortions in the Effective Field Theory of Large Scale Structures
• On the EFT of Large Scale Structures in Redshift Space
• Time-Sliced Perturbation Theory for Large Scale Structure I: General Formalism
• Time-Sliced Perturbation Theory II: Baryon Acoustic Oscillations and Infrared Resummation
• Infrared Resummation for Biased Tracers in Redshift Space
• Bias in the Effective Field Theory of Large Scale Structures
• Biased Tracers in Redshift Space in the EFT of Large-Scale Structure
• Large-Scale Galaxy Bias
• Effective Field Theory for Large Scale Structure
• The Bispectrum as a Signature of Gravitational Instability in Redshift-Space

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