Constraining the Clustering and 21 cm Signature of Radio Galaxies at Cosmic Dawn

The efficiency of radio emission is an important unknown parameter of early galaxies at cosmic dawn, as models with high efficiency have been shown to modify the cosmological 21 cm signal substantially, deepening the absorption trough and boosting the 21 cm power spectrum. Such models have been prev...

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Dettagli Bibliografici
Autori principali: Sudipta Sikder, Rennan Barkana, Anastasia Fialkov
Natura: Articolo
Lingua:English
Pubblicazione: IOP Publishing 2024-01-01
Serie:The Astrophysical Journal Letters
Soggetti:
Accesso online:https://doi.org/10.3847/2041-8213/ad5c5f