LIMFAST. V. Probing Reionization with the Synergy Between 21 cm and Photometric Galaxy Surveys

arXiv:2609.35957 · astro-ph.CO, astro-ph.GA · Submitted 2026-09-28 · Read on arXiv

astro-ph.CO, astro-ph.GA

Submitted: 2026-09-28

Updated: 2026-09-28

Terminology

• Bispectrum — 15× in this paper · explained in 3 episodes
• Epoch of Reionization — 15× in this paper
• Clustering — 13× in this paper · explained in 2 episodes
• 21-cm signal — 8× in this paper · explained in 1 episode
• Trace — 5× in this paper · explained in 2 episodes
• Dust Attenuation — 4× in this paper · explained in 2 episodes
• Abundance — 3× in this paper · explained in 1 episode
• Adam — 3× in this paper · explained in 2 episodes
• Calibration — 3× in this paper · explained in 7 episodes
• Non-Gaussianity — 2× in this paper · explained in 2 episodes
• Stellar Feedback — 2× in this paper · explained in 2 episodes
• alpha — 2× in this paper · explained in 1 episode
• 21-cm Power Spectrum — 1× in this paper · explained in 1 episode
• 21-cm intensity mapping — 1× in this paper · explained in 2 episodes
• Accuracy — 1× in this paper · explained in 1 episode
• Anti-correlation — 1× in this paper · explained in 3 episodes
• Consistency — 1× in this paper · explained in 3 episodes
• Fidelity — 1× in this paper · explained in 2 episodes
• Fisher Information — 1× in this paper · explained in 3 episodes
• Fisher matrix formalism — 1× in this paper · explained in 2 episodes
• Higher-order statistics — 1× in this paper · explained in 2 episodes
• Hydrogen Epoch of Reionization Array — 1× in this paper
• Interpretability — 1× in this paper · explained in 15 episodes
• Metallicity — 1× in this paper · explained in 3 episodes
• N-body simulations — 1× in this paper · explained in 2 episodes
• Population Synthesis — 1× in this paper · explained in 2 episodes
• Primordial non-Gaussianity — 1× in this paper · explained in 2 episodes
• Simulation-based Inference — 1× in this paper · explained in 2 episodes
• Wavelet Transform — 1× in this paper · explained in 2 episodes

Sources

• Modeling Cosmic Reionization
• 21-cm cosmology
• Exploring the cosmic dawn and epoch of reionization with 21cm line
• Galaxy Formation and Reionization: Key Unknowns and Expected Breakthroughs by the James Webb Space Telescope
• Probing Reionization with the 21 cm-Galaxy Cross Power Spectrum
• Cross-correlation of the cosmic 21-cm signal and Lyman Alpha Emitters during reionization
• Detectability of 21cm-signal during the Epoch of Reionization with 21cm-Lyman-$\alpha$ emitter cross-correlation. I
• Prospects for 21cm-Galaxy Cross-Correlations with HERA and the Roman High-Latitude Survey
• Insights into the 21 cm field from the vanishing cross-power spectrum at the epoch of reionization
• Detecting galaxy-21-cm cross-correlation during reionization
• The 21cm-galaxy cross-correlation: Realistic forecast for 21cm signal detection and reionisation constraints
• Ly$\alpha$ at Cosmic Dawn with a Simulated Roman Grism Deep Field
• From Grism to IFU: Revising the Redshift and Nature of the Massive Dusty Galaxy S1 with JWST and ALMA
• A cross-bispectrum estimator for CMB-HI intensity mapping correlations
• 3D-HST: A wide-field grism spectroscopic survey with the Hubble Space Telescope
• Clustering redshifts with the 21cm-galaxy cross-bispectrum
• Probing the large-scale structure with 21cm-galaxy cross-bispectrum: Estimates from simulations and forecasts for upcoming cosmological surveys
• LIMFAST. III. Timing Cosmic Reionization with the 21 cm and Near-Infrared Backgrounds
• Prospects for ${\rm kSZ^2}$-${\rm 21cm^2}$ Cross-Correlations during Reionization
• Squared-field cross-correlation between kinetic Sunyaev-Zel'dovich effect and 21-cm intensity mapping

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