Experiment
VIS-NIR reflectance spectra collected during low-temperature and near-vacuum sublimation of compact slabs of salty ice produced by slowly freezing solutions of MgSO4 with three different concentrations
Sub-Experiment
Compact slab of pure H2O ice
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=0.4 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=0.9 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=1.4 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=1.8 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=2.3 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=2.7 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=3.2 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=3.7 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=4.1 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=4.6 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=5.0 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=5.5 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=6.6 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=7.7 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=8.8 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=9.9 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=11.0 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=12.1 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=13.3 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=14.4 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=44.9 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=46.0 hours)
Sub-Experiment
Compact slab of salty H2O ice (10 wt.% MgSO4)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=0.4 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=0.9 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=1.4 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=1.8 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=2.3 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=2.7 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=3.2 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=3.7 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=4.1 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=4.6 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=5.0 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=5.5 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=6.6 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=7.7 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=8.8 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=9.9 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=11.0 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=12.1 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=13.3 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=14.4 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=44.9 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (10 wt.% MgSO4) (t=46.0 hours)
Sub-Experiment
Compact slab of salty H2O ice (20 wt.% MgSO4)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=0.4 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=0.9 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=1.4 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=1.8 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=2.3 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=2.7 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=3.2 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=3.7 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=4.1 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=4.6 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=5.0 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=5.5 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=6.6 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=7.7 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=8.8 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=9.9 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=11.0 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=12.1 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=13.3 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=14.4 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=44.9 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (20 wt.% MgSO4) (t=46.0 hours)
Sub-Experiment
Compact slab of salty H2O ice (30 wt.% MgSO4)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=0.4 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=0.9 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=1.4 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=1.8 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=2.3 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=2.7 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=3.2 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=3.7 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=4.1 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=4.6 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=5.0 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=5.5 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=6.6 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=7.7 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=8.8 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=9.9 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=11.0 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=12.1 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=13.3 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=14.4 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=44.9 hours)
Spectrum
VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (30 wt.% MgSO4) (t=46.0 hours)
- Database
- Experimentalists
- Date
- 2019-11-12
- Provider
- Planetary Ice Laboratory, Space and Planetary Science division, Physics Institute, University of Bern
Compact slab of salty H2O ice (30 wt.% MgSO4) during sublimation at low temperature in vacuum. The VIS-NIR reflectance spectrum is collected over the outlined Region of Interest (blue).
- Thickness
- 20.0 $\pm$ 2.0 $mm$
- Diameter
- 20.0 $mm$
- Volume
- 16000.0 $mm^3$
- Surface roughness
- smooth
- Sample changes
- Sublimation of the water ice and accumulation of salt (MgSO4) at the surface (if present in the original sample)
- Substrate material
- Black anodized aluminum
- Temperature
- 150.0 $\pm$ 30.0 $K$
- Time at T
- 8777.0 $\pm$ 600.0 $s$
- Temperature max
- 230.0 $K$
- Type
- vacuum
- Fluid temperature
- 150.0 $\pm$ 30.0 $K$
- Fluid pressure
- 1.0e-05 $\pm$ 1.0e-05 $mbar$
- Time at T, P, pH
- 8777.0 $\pm$ 600.0 $s$
- Comments
- Residual pressure in the chamber from the equilibrium between water vapor produced by sublimation and active pumping
- Number
- 1
- Layers
-
- Compact slab of salty H2O ice (30 wt.% MgSO4) , 20.0 $mm$