Layer
Name
Layer #1
Type of layer
compact
Thickness
410.0   14.0  
Texture
compact poor grained
Type of porosity
unknown
Comments
For the thickness measurement of H2CO, we have used a value of 1.33 for the refractive index at visible wavelengths. This value is the one of the liquid phase. Thus a systemetic error on the thickness could exist.
Formation mode
single gas deposition
Temperature
25.0   5.0  
Pressure
1e-08   1e-08  
Rate
0.137 \pm 0.01
Comments
Thin film deposited under vacuum from slow molecular flow of H2CO gas with 1 deposition tube at 45° incidence with the CsI substrate
Number
1
Arrangement
single material
Materials
  Name Arrangement Mass (g) Mass fraction Abundance comments
H2CO ice 1.0