A submillimeter study of the IR dust bubble S 21 and its environs

C. E. Cappa, N. U. Duronea, J. Vasquez +4

Based on the molecular emission in the ${}^{12}$CO(2-1) and ${}^{13}$CO(2-1) lines, and the continuum emission in the MIR and FIR towards the S21 IR dust bubble, we analyze the physica…