Experiment
Title
MIR-FIR optical constants of NH3 amorphous at 15-35 K
Data reference
Trotta, Frederic; Schmitt, Bernard (1996): MIR-FIR optical constants of NH3 amorphous at 15-35 K. SSHADE/GhoSST (OSUG Data Center). Dataset/Spectral Data.
Publications
Type(s)
laboratory measurement
Number of spectra
1
Variable type(s)
  • no
Comments
merged optical constants spectra at 15-35K
Instrument
Nicolet 800 – transmission Mid-IR
Sample holder
CsI or PE-HD window 2mm thick cooled by He cryostat in UHV chamber
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
#1 400.0 - 6000.0 0.482131 1.0 0.05
Observation geometry
direct
Observation mode
fixed angles
Incidence angle
0.0°
Emergence angle
180.0°
Azimuth angle
0.0°
Phase angle
2.21237390821°
Resolution illumination
15.0°
Resolution observation
20.0°
Illumination
Type of polarization
no
Observation
Type of polarization
no
Comments
possibly partly polarized beam by beamsplitter
Observation mode
single spot
Image size
8.0 x 8.0 $mm$
Spatial resolution
8.0 ${\pm}$ 1.0 $mm$
Instrument
Nicolet 800 – transmission Far-IR
Sample holder
CsI or PE-HD window 2mm thick cooled by He cryostat in UHV chamber
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 63.0 - 670.0 0.964468864469 2.0 0.1
Observation geometry
direct
Observation mode
fixed angles
Incidence angle
0.0°
Emergence angle
180.0°
Azimuth angle
0.0°
Phase angle
2.21237390821°
Resolution illumination
15.0°
Resolution observation
20.0°
Illumination
Type of polarization
no
Observation
Type of polarization
no
Comments
possibly partly polarized beam by beamsplitter
Observation mode
single spot
Image size
8.0 x 8.0 $mm$
Spatial resolution
8.0 ${\pm}$ 1.0 $mm$
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)