Sample
Name
Sample evolved by sublimation of an initial ternary mixture of CO2 frost with 3 wt.% fine-grained water ice and 0.2 wt.% of JSC Mars-1; texture: compacted;
Database
Experimentalists
Date
2018-02-07
Provider
Planetary Ice Laboratory, Space and Planetary Science division, Physics Institute, University of Bern
Sample evolved by sublimation of an initial ternary mixture of CO2 frost with 3 wt.% fine-grained water ice and 0.2 wt.% of JSC Mars-1; texture: compacted;
Physical characteristics
Thickness
20.0 $\pm$ 2.0 $mm$
Diameter
20.0 $mm$
Volume
16000.0 $mm^3$
Surface roughness
smooth
Sample changes
Sublimation and/or metamorphism of the CO2 ice and H2O ice. Accumulation of JSC Mars-1
Substrate material
Black anodized aluminum
Temperature
260.0 $\pm$ 10.0 $K$
Time at T
24356.0 $\pm$ 600.0 $s$
Temperature max
250.0 $K$
Type
purged air
Fluid temperature
260.0 $\pm$ 10.0 $K$
Fluid pressure
1000.0 $\pm$ 10.0 $mbar$
Time at T, P, pH
24356.0 $\pm$ 600.0 $s$
Comments
The sample is in contact with a mixture (unknown proportions) of molecular nitrogen produced by the sublimation of liquid nitrogen at the bottom of the sample holder (major), CO2 gas sublimated from the sample itself (minor) and ambient air leaking into the chamber (minor)
Publications
Number
1
Layers