Far-IR Transmission spectrum of 7.85µm H2O Ih film at 140 K
- Title
- Far-IR Transmission spectrum of 7.85µm H2O Ih film at 140 K
- DOI
- 10.26302/SSHADE/EXPERIMENT_BS_20120923_001
- Data reference
- Schmitt, Bernard (1991): Far-IR Transmission spectra of crystalline Ih H2O ice at different temperatures (80K to 160K). SSHADE/GhoSST (OSUG Data Center). Dataset/Spectral Data. https://doi.org/10.26302/SSHADE/EXPERIMENT_BS_20120923_001
- Publications
- Database
- Experimentalists
- Experiment type
- laboratory measurement
- Type
- transmission
- Comments
- The weak narrow band at 614 cm-1 is probably due to CO2 impurity
- Instrument
- Nicolet 800 – transmission Far-IR
- Sample holder
- Polyethylene high density 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 #1 100.0 - 650.0 0.964469 1.84 0.05 - Scan number
- 50
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
- Image size
- 10.0 x 10.0 $mm$
- Experiment
- Far-IR Transmission spectra of crystalline Ih H2O ice at different temperatures (80K to 160K)
- Date begin
- 1991-07-01
- Release date
- 2018-01-31 23:51:01 UTC+0000
- Version (Date)
- #1 (2018-01-31 23:51:01 UTC+0000, Updated: 2020-01-03 08:30:01 UTC+0000)
- History
-
Date Mode Version Status Comments 2017-11-17 17:16:56 UTC+0000 first import #1 valid version 2012-09-24: new H2O transmission spectrum (Far-IR)
- Analysis
- no: raw calibrated transmission spectrum
- Quality flag
- 4
- Validator(s)