Experiment
Title
Far-IR optical constants of crystalline H2O Ih at different temperatures between 34K and 133K
DOI
10.26302/SSHADE/EXPERIMENT_BS_20130120_002
Data reference
Schmitt, Bernard; Trotta, Frederic (1995): Far-IR optical constants of crystalline H2O Ih at different temperatures between 34K and 133K. SSHADE/GhoSST (OSUG Data Center). Dataset/Spectral Data. https://doi.org/10.26302/SSHADE/EXPERIMENT_BS_20130120_002
Publications
Type(s)
laboratory measurement
Description
Far-IR optical constants spectra of crystalline H2O Ih at different temperatures (34, 60, 80, 100, 133K)
Number of spectra
5
Variable type(s)
  • temperature
Comments
series of spectra measured during deposition at 133K, heating at 145K, and cooling to 34K
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
#1 100.0 - 620.0 0.964469 1.84 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
1995-11-12

Versions

Release date
2018-01-31 23:51:01 UTC+0000
Version (Date)
#1 (2017-11-17 17:16:56 UTC+0000, Updated: 2020-04-29 07:16:27 UTC+0000)
Sponsors
  • Programme National de Physique et Chimie du Milieu Interstellaire - INSU/CNRS (PCMI)