Molecular gas content and high excitation of a massive main-sequence galaxy at z = 3

Han Lei, Francesco Valentino, Georgios E. Magdis +5

We present new CO ($J=5-4$ and $7-6$) and [CI] (${}^3{P}_2-{}^3{P}_1$ and ${}^3{P}_1-{}^3{P}_0$) emission line observations of the star-forming galaxy D49 at the massive end of the Main…