Spectrum preview
Title
Optical constants of cellulose pyrolyzed at 800°C from UV to FIR
Database
Experiment type
laboratory measurement
Spectrum type
optical constants
Version
#1 (2017-11-03 16:24:31 UTC+0000)
Instrument parameters
Instrument
Lambda 19 – reflection UV
Spectral observation mode
spectrum
Valid spectral range(s)
0.2 - 0.319 ${\mu}m$
Observation geometry
specular : i=12.0° ; e=12.0° ; az=180.0° ; ph=24.0°
Angle observation mode
fixed angles
Spatial observation mode
single spot
Instrument parameters
Instrument
Lambda 19 – reflection vis
Spectral observation mode
spectrum
Valid spectral range(s)
0.319 - 0.86 ${\mu}m$
Observation geometry
specular : i=12.0° ; e=12.0° ; az=180.0° ; ph=24.0°
Angle observation mode
fixed angles
Spatial observation mode
single spot
Instrument parameters
Instrument
Lambda 19 – reflection NIR
Spectral observation mode
spectrum
Valid spectral range(s)
0.86 - 3.2 ${\mu}m$
Observation geometry
specular : i=12.0° ; e=12.0° ; az=180.0° ; ph=24.0°
Angle observation mode
fixed angles
Spatial observation mode
single spot
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° ; az=180.0° ; ph=24.0°
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 - 500.0 ${\mu}m$
Observation geometry
specular : i=12.0° ; e=12.0° ; az=180.0° ; ph=24.0°
Angle observation mode
fixed angles
Spatial observation mode
single spot
Instrument parameters
Instrument
BRUKER 113v – transmission Far-IR
Spectral observation mode
spectrum
Valid spectral range(s)
15.0 - 500.0 ${\mu}m$
Observation geometry
direct :
Angle observation mode
fixed angles
Spatial observation mode
single spot
Sample preview
Name
Embedded/polished cellulose pellet pyrolyzed at 800°C
Origin
laboratory
Texture
compact poor grained
Temperature
300.0 $\pm$ 5.0 $K$
References
Data reference
Jäger, Cornelia; Mutschke, Harald; Henning, Thomas (1997): Optical constants from UV to FIR for cellulose pyrolized between 400 and 1000°C. SSHADE/DOCCD (OSUG Data Center). Dataset/Spectral Data. https://doi.org/10.26302/SSHADE/EXPERIMENT_HM_20170912_101