. Author manuscript; available in PMC: 2019 Sep 11.

Published in final edited form as: Astron Astrophys. 2019 Jul 29;628:A16. doi: 10.1051/0004-6361/201935354

Table 2. Collisional partners and collisional excitation rates for the different species modelled with LVG.

Species	Collisional excitation rates
CS	Denis-Alpizar et al. (2013)
SO	Lique et al. (2006b)
SO₂	Green (1995)
OCS	Green & Chapman (1978)
H₂CS	Wiesenfeld & Faure (2013)
HCS⁺	Flower (1999)^*

Notes. (*): Adapted from HCO⁺ collisional rates.