Experiment
Title
Bidirectional reflectance spectra (340-4200nm) of powdered howardite and a sublimation residue of a Ceres simulant under various geometrical configurations (i=0°, 20°, 40°, 60°, e=-70° to 70°)
DOI
10.26302/SSHADE/EXPERIMENT_SP_20210814
Data reference
Potin, Sandra (2018): Bidirectional reflectance spectra (340-4200nm) of powdered howardite and a sublimation residue of a Ceres simulant under various geometrical configurations (i=0°, 20°, 40°, 60°, e=-70° to 70°). SSHADE/GhoSST (OSUG Data Center). Dataset/Spectral Data. https://doi.org/10.26302/SSHADE/EXPERIMENT_SP_20210814
Publications
Comments
Complete dataset of the bidirectional reflectance spectra of the reference surfaces
Database(s)
Experimentalists
Type(s)
laboratory measurement
Description
Bidirectional reflectance spectra (340-4200nm) of powdered howardite and a sublimation residue of a Ceres simulant under various geoemtrical configurations (i=0°, 20°, 40°, 60°, e=-70° to 70°, step 10°)
Number of spectra
2
Variable type(s)
  • sample composition
  • illumination-observation geometry
Instrument
SHADOWS Spectro-Gonio bidirectional reflection Vis-NIR
Sample holder
Aluminium holder 14mm long, 7mm wide and 1mm depth
Standard medium
vacuum
Observation mode
spectrum
Spectral range type(s)
UV, Vis, NIR
Valid spectral range(s)
Min - Max ($nm$) Sampling ($nm$) Resolution ($nm$) Position accuracy ($nm$) Absorption edge
#1 340.0 - 660.0 20.0 4.8 0.5
#2 680.0 - 1420.0 20.0 9.6 1.0
#3 1440.0 - 2500.0 20.0 19.2 2.0
#4 2520.0 - 4200.0 20.0 30.0 4.0
Comments
a set of high pass filters at the monochromator output to filter the higher orders
Observation geometry
bidirectional
Observation mode
three variable angles
Resolution illumination
5.8°
Resolution observation
4.1°
Illumination
Observation
Comments
partial polarization variable with wavelength (from monochromator grating)
Observation mode
single spot
Spatial resolution
5.2 $None$
Date begin
2018-01-01

Versions

Release date
2021-11-22 18:12:53 UTC+0000
Version (Date)
#1 (2021-09-08 09:47:28 UTC+0000, Updated: 2021-11-22 18:12:53 UTC+0000)