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Table A.4.

Laboratory data of mixed and processed ices (thermal or energetic) used in this paper.

Non-processed mixtures
Label/Fraction Temperature (K) Ionizing agent log10(Fluence) Database Reference
H2O:CH3CH2OH (20:1) 15 Leiden DB [1]
H2O:CH3CHO (20:1) 16 Leiden DB [1]
CO:CH3OH (1:1) 15 [2]

Thermally-processed mixtures
Label/Fraction Temperature (K) Ionizing agent log10(Fluence) Database Reference

H2O:CH3OH:CO:NH3 (100:50:1:1) 10−140a NASA Ames [3]
CO:CH3CH2OH (20:1) 15, 30 Leiden DB [1]
CO:CH3CHO (20:1) 15, 30 Leiden DB [1]
CO:CH3OCH3 (20:1) 15, 30 Leiden DB [1]
CO:CH3OH:CH3OCH3 (20:1) 15, 30 Leiden DB [1]
CO:CH3OH:CH3CH2OH (20:20:1) 15, 30 Leiden DB [1]

Energetically processed mixtures
Label/Fraction Temperature (K) Ionizing agent log10(Fluence)b Database Reference

H2O:NH3 (1:0.5) 13 40 MeV 58Ni13+ 0, 12, 13.2 UNIVAP [4]
H2O:NH3:CO (1:0.6:0.4) 13 46 MeV 58Ni13+ 0, 12, 13.3 UNIVAP [4]
H2O:CH4 (1:0.6) 16 40 MeV 58Ni11+ 0, 12, 13 UNIVAP [4]
H2O:CH4 (10:1) 16 40 MeV 58Ni11+ 0, 12, 13 UNIVAP [4]
H2O:H2CO:CH3OH (100:0.2:0.8) 15 220 MeV 16O7+ 0, 12, 13 UNIVAP [4]
H2O:HCOOH (1:1) 15 46 MeV 58Ni11+ 0, 12, 13 UNIVAP [4]
H2O:NH3:c-C6H6 (1:0.3:0.7) 13 632 MeV 58Ni24+ 0, 12.3, 13.5 UNIVAP [4]
H2O:CH3OH (1:1) 15 40 MeV 58Ni11+ 0, 12, 13 UNIVAP [4]
H2O:NH3:CO2:CH4 (10:1:1:1) 35 15.7 MeV 16O5+ 0, 12, 13 UNIVAP [4]
H2O:NH3:CO2:CH4 (10:1:1:1) 72 15.7 MeV 16O5+ 0, 12, 13 UNIVAP [4]
CO:NH3 (1:1) 14 5.8 MeV 16O2+ 0, 12.1, 13 UNIVAP [5]
NH3:CH3OH (1:1) 14 0.2 MeV 58Ni24+ 0, 12, 13 UNIVAP [5]
H2O:NH3:CH3OH:CO:CO2 (2:1:1:1:1) 12 UV (7.3−10.5 eV) 14 [6]

Notes.

(a)

Heating ramp: 10, 40, 80, 100, 120, 140 K.

(b)

Fluence unit: ions cm−2.

[1] Terwisscha van Scheltinga et al. (2018), [2] Cuppen et al. (2011), [3] Hudgins et al. (1993), [4] Rocha et al. (2017), [5] Rocha et al. (2019), [6] Muñoz Caro & Schutte (2003).

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