Deuterated Thioformaldehyde in the Barnard 1 Cloud

N. Marcelino, J. Cernicharo, E. Roueff +2

We present observations of the singly and doubly deuterated species of thioformaldehyde, HDCS and D${}_2$CS, towards the dark cloud Barnard 1. This is the first detection of D${}_2$CS…