Extracted MIR absorption coefficient spectrum (nu_1,nu_3 bands) of H2S diluted in crystalline SO2 at 130K
- Title
- Extracted MIR absorption coefficient spectrum (nu_1,nu_3 bands) of H2S diluted in crystalline SO2 at 130K
- DOI
- 10.26302/SSHADE/EXPERIMENT_BS_20200202_001
- Data reference
- Schmitt, Bernard (1991): MIR absorption coefficient spectra of H2S (nu_1,nu_3 bands) in 3 different phases (amorphous, III, II) and diluted in SO2 ice. SSHADE/GhoSST (OSUG Data Center). Dataset/Spectral Data. https://doi.org/10.26302/SSHADE/EXPERIMENT_BS_20200202_001
- Publications
- Database
- Experimentalists
- Experiment type
- laboratory measurement
- Type
- absorption coefficient
- Intensity unit
- $cm^{-1}$
- Instrument
- Nicolet 800 – transmission Mid-IR
- Sample holder
- KBr or CsI window 2mm thick cooled by He cryostat in UHV chamber (with 2 KBr or 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 2200.0 - 2800.0 0.4821 0.96 0.05 - Scan number
- 100
Definition: incidence and emergence angles are positive with origin at nadir. Emergence angle in transmission is larger than 90° (=180°-i).
- 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
- Resolutions
- 8.0 ${\pm}$ 1.0 $mm$
- Experiment
- MIR absorption coefficient spectra of H2S (nu_1,nu_3 bands) in 3 different phases (amorphous, III, II) and diluted in SO2 ice
- Date begin
- 1991-09-20
- Release date
- 2020-04-20 17:28:07 UTC+0000
- Version (Date)
- #1 (2020-04-20 17:28:07 UTC+0000, Updated: 2020-04-20 17:28:07 UTC+0000)
- History
-
Date Mode Version Status Comments 2020-02-04 09:06:22 UTC+0000 first import #1 valid version
- Analysis
- The intrinsic absorption coefficient of H2S diluted in SO2 is calculated by substracting the SO2 and CO2 absorptions from a SO2:CO2:H2S spectrum and normalizing it to 100% H2S.
- Quality flag
- 4
- Validator(s)