Layer
Name
H2CO amorphous ice
Order
2
Type of layer
compact
Thickness
0.741  $\pm$ 0.02  ${\mu}m$
Texture
compact glassy
Type of porosity
porous
Porosity
0.0e+00 $\pm$ 0.05
Comments
Thin film - deposition at 15K on top of the amorphous H2O layer
Formation mode
single gas deposition
Temperature
15.0  $\pm$ 0.1  $K$
Comments
Thin film deposited under vacuum from slow flow of H2CO gas (obtained by sublimation of gently warming paraformaldehyde) with 1 tube at 0° incidence
Number
1
Arrangement
single material
Materials
  Name Arrangement Mass (g) Mass fraction Abundance comments
Formaldehyde amorphous 1.0