Stacking HI in the dark: Towards detecting the reionization-epoch 21 cm signal in Lyman- alpha dark gaps

arXiv:2609.05980 · astro-ph.CO · Submitted 2026-09-05 · Read on arXiv

astro-ph.CO

Submitted: 2026-09-05

Updated: 2026-09-05

Comments: Prepared for submission to A&A, 12 pages, 15 figures, Comments welcome

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

Terminology

• Robustness — 1× in this paper · explained in 5 episodes
• alpha — 1× in this paper · explained in 1 episode

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