Sample
Name
CH4 crystalline I
Date
2001-01-01
Parent sample
CH4 liquid
Substrate material
various
Comments
Generic sample of 3 experiments with different thicknesses
Temperature
60.0 $\pm$ 0.1 $K$
Temperature max
90.68 $\pm$ 0.01 $K$
Comments
temperature maxi is the formation temperature (triple point)]
Type
molecular gas
Fluids
Fluid temperature
90.7 $\pm$ 0.02 $K$
Fluid pressure
0.117 $\pm$ 0.001 $bar$
Comments
in thermodynamic equilibrium with solid
Title
Crystallisation of liquid CH4

Precursors

Materials

Produced sample

Sample
CH4 crystalline I (this sample)
Processing steps
Step Chronology Date Type Process Changes
#1 on parent sample 2001-01-01 thermal slow cooling (3 to 20K/h) from 93K to 90.68K under small vertical thermal gradient (0.1K/mm) monocrystals of solid CH4-I grown from crystallisation of liquid CH4