Open Access

Table 1

Infrared pumping information for each molecule.

Species Mode (1) λpump (2)
µm
Rovib H2O v2 6.0
CO2 v3 4.3
13CO2 v3 4.3
C2H2 v4 + v5 7.7
13CCH2 v4 + v5 7.7
HCN v2 7.0
C4H2 v6 + v8 8.0
CH4 v4 7.6
SO2 v3 7.3
CS v2 8.0
SiO v1 8.1
NH3 v4 6.1

Notes. For species not listed in this table, the pumping wavelength was assumed to be equal to wavelength corresponding to the observed maximum flux. (1)Vibrational mode through which the IR pumping is assumed to occur. (2)Wavelength of IR pumping that is applied (as frequency, v) in Eqs. (7) and (8).

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