Open Access

Table C.1

Sticking Coefficient per condition

Substrate CO N2 H2O* CO2*
Dry
Gold 1 ± 0.07 1 ± 0.07 1 ± 0.07 1 ± 0.07
Olivine Crystal 0.50 ± 0.07 0.40 ± 0.07 0.65 ± 0.07 0.42 ± 0.07
Olivine Powder 0.17 ± 0.02 0.14 ± 0.03 0.15 ± 0.01 0.06 ± 0.01
Carbon Nanoparticles 0.05 ± 0.02 0.07 ± 0.02 0.09 ± 0.01 0.04 ± 0.003
On non-porous ASW
Olivine Crystal 0.60 ± 0.11 0.45 ± 0.07
Olivine Powder 0.13 ± 0.02 0.17 ± 0.04
Carbon Nanoparticles 0.10 ± 0.02 0.09 ± 0.03 0.04 ± 0.003

Notes. Mean SCs per molecule and substrate. The SC values are the average of the experimental values found under 1 ML of gas exposures.

*Results and SC estimated errors from Laffon et al. (2021)

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