Spectrum preview
Title
Optical constants of natural brookite, polarization parallel to a-axis, MIR and FIR
Database
Experiment type
laboratory measurement
Spectrum type
optical constants
Version
#1 (2020-07-01 07:33:02 UTC+0000)
Instrument parameters
Instrument
BRUKER 113v – reflection Mid-IR
Spectral observation mode
spectrum
Valid spectral range(s)
2.0 - 25.0 ${\mu}m$
Observation geometry
specular : i=12.0° ; e=12.0°
Angle observation mode
fixed angles
Spatial observation mode
single spot
Instrument parameters
Instrument
BRUKER 113v – reflection Far-IR
Spectral observation mode
spectrum
Valid spectral range(s)
15.0 - 200.0 ${\mu}m$
Observation geometry
specular : i=12.0° ; e=12.0°
Angle observation mode
fixed angles
Spatial observation mode
single spot
Sample preview
Name
Brookite crystal, surface parallel to the crystallographic a-c-plane
Origin
natural terrestrial
Texture
compact crystal
Temperature
300.0 $\pm$ 5.0 $K$
References
Data reference
Posch, Thomas; Kerschbaum, Franz; Fabian, Dirk; Mutschke, Harald; Dorschner, Johann; Tamanai, Akemi; Henning, Thomas (2003): Optical constants in the MIR and FIR for oriented natural anatase and brookite crystals. SSHADE/DOCCD (OSUG Data Center). Dataset/Spectral Data. https://doi.org/10.26302/SSHADE/EXPERIMENT_SB_20200629_001