Cloud-cloud collision as a trigger of the high-mass star formation; a molecular line study in RCW120

K. Torii, K. Hasegawa, Y. Hattori +11

RCW120 is a Galactic HII region having a beautiful ring shape bright in infrared. Our new CO J=1-0 and J=3-2 observations performed with the NANTEN2, Mopra, and ASTE telescopes hav…