AstroSat detection of Lyman continuum emission from a $z$ = 1.42 galaxy

Kanak Saha , Shyam N. Tandon , Charlotte Simmonds , Anne Verhamme , Abhishek Paswan , Daniel Schaerer , Michael Rutkowski , Anshuman Borgohain , Bruce Elmegreen , Akio K. Inoue , Francoise Combes (1) , Debra Elmegreen , Mieke Paalvast

1 LERMA - Laboratoire d'Etude du Rayonnement et de la Matière en Astrophysique et Atmosphères = Laboratory for Studies of Radiation and Matter in Astrophysics and Atmospheres

The detection of Lyman continuum emission with a high escape fraction from a low-mass clumpy galaxy at z = 1.42, in a redshift range where previously no similar sources were detected, opens up a new window to constrain the shape of the ionization spectrum.

Domaines: Astrophysique [astro-ph]

Kanak Saha, Shyam N. Tandon, Charlotte Simmonds, Anne Verhamme, Abhishek Paswan, et al.. AstroSat detection of Lyman continuum emission from a $z$ = 1.42 galaxy. Nature Astronomy, 2020, 4 (12), pp.1185-1194. ⟨10.1038/s41550-020-1173-5⟩. ⟨hal-02956012⟩