Used in Sutherlands model vor dynamic viscosity of ideal gases.

The sources are:

Symbol
$S_{\mathrm{gas}}$
Unit
K
Used in
$\eta_{\mathrm{gas}}$
Choices
GasFormulaSgas
Air-120
N2N2111
SF6SF6336
CO2CO2240
COCO118
O2O2127
H2H272
NH3NH3370
SO2SO2416
HeHe79.4
ArAr165
KrKr233.15
XeXe252