Experiment
Title
Mid-IR and Far-IR optical constants of crystalline CO2 ice at 15 K
DOI
10.26302/SSHADE/EXPERIMENT_BS_20130125_001
Data reference
Trotta, Frederic; Schmitt, Bernard (1996): Mid-IR and Far-IR optical constants of crystalline CO2 ice at 15 K. SSHADE/GhoSST (OSUG Data Center). Dataset/Spectral Data. https://doi.org/10.26302/SSHADE/EXPERIMENT_BS_20130125_001
Publications
Associated band lists
Type(s)
laboratory measurement
Description
Mid and Far-IR (54-4800cm$^{-1}$) optical constants of crystalline $CO_2$ ice at 15 K
Number of spectra
1
Comments
merged Mid-IR + Far-IR optical constants spectra at 15K
Instrument
Nicolet 800 – transmission Far-IR
Sample holder
PE-HD window 2mm thick cooled by He cryostat in UHV chamber with 2 PE-HD windows 5mm thick
Standard medium
vacuum
Observation mode
spectrum
Spectral range type(s)
FIR
Valid spectral range(s)
Min - Max ($cm^{-1}$) Sampling ($cm^{-1}$) Resolution ($cm^{-1}$) Position accuracy ($cm^{-1}$) Absorption edge
#1 54.0 - 630.0 0.482131 3.68 0.2
Comments
FIR spectrum (<630 cm-1) recorded with 1.92 cm-1 sampling resampled at 0.482131 cm-1
Observation geometry
direct
Observation mode
fixed angles
Incidence angle
0.0°
Emergence angle
180.0°
Azimuth angle
0.0°
Phase angle
180.0°
Resolution illumination
15.0°
Resolution observation
20.0°
Illumination
Observation
Comments
possibly partly polarized beam by beamsplitter
Observation mode
single spot
Image size
8.0 x 8.0 $mm$
Instrument
Nicolet 800 – transmission Mid-IR
Sample holder
CsI window 2mm thick cooled by He cryostat in UHV chamber with 2 CsI windows 5mm thick
Standard medium
vacuum
Observation mode
spectrum
Spectral range type(s)
MIR
Valid spectral range(s)
Min - Max ($cm^{-1}$) Sampling ($cm^{-1}$) Resolution ($cm^{-1}$) Position accuracy ($cm^{-1}$) Absorption edge
#1 630.0 - 4800.0 0.482131 0.92 0.05
Observation geometry
direct
Observation mode
fixed angles
Incidence angle
0.0°
Emergence angle
180.0°
Azimuth angle
0.0°
Phase angle
180.0°
Resolution illumination
15.0°
Resolution observation
20.0°
Illumination
Observation
Comments
possibly partly polarized beam by beamsplitter
Observation mode
single spot
Image size
8.0 x 8.0 $mm$
Date begin
1996-01-01

Versions

Release date
2018-01-31 23:51:01 UTC+0000
Version (Date)
#1 (2017-11-17 17:16:56 UTC+0000, Updated: 2020-01-03 09:00:38 UTC+0000)
Sponsors
  • Programme National de Planétologie - INSU/CNRS (PNP)
  • Centre National d'Etudes Spatiales (CNES) (OMEGA/Mars Express)