Vis-NIR BRDF spectra of serpentine pellets irradiated by Ar+ and He+. | DAYSY

Experiment

Title: Vis-NIR BRDF spectra of serpentine pellets irradiated by Ar+ and He+.

DOI

10.26302/SSHADE/EXPERIMENT_ZED_20220831_001

Data reference

Rubino, Stefano; Potin, Sandra; Beck, Pierre; Brissaud, Olivier; Schmitt, Bernard (2020): Vis-NIR BRDF spectra of serpentine pellets irradiated by Ar+ and He+.. SSHADE/DAYSY (OSUG Data Center). Dataset/Spectral Data. https://doi.org/10.26302/SSHADE/EXPERIMENT_ZED_20220831_001

Publications

Rubino et al., 2022, Icarus, 376, 114887

Owner

Database(s)

DAYSY

Experimentalists

Spectra preview

Experiment type

Type(s): laboratory measurement
Description: Vis-NIR (0.4 - 4 µm) BRDF spectra of Rawhide serpentine pellet non-irradiated and irradiated by Ar+ and He+
Number of spectra: 3

Variable parameters

Variable type(s)

irradiation type
irradiation dose

Location

Laboratory: Institut de Planétologie et Astrophysique de Grenoble (IPAG)

Instrument #1

Instrument: SHADOWS Spectro-Gonio bidirectional reflection Vis-NIR

Spectral parameters

Standard medium

vacuum

Observation mode

spectrum

Spectral range type(s)

Vis, NIR

Valid spectral range(s)

	Min - Max ($nm$)	Sampling ($nm$)	Resolution ($nm$)
#1	400.0 - 680.0	50.0	2.6
#2	680.0 - 1400.0	50.0	5.12
#3	1400.0 - 1420.0	10.0	10.35
#4	1450.0 - 2600.0	50.0	10.25
#5	2600.0 - 2680.0	10.0	10.12
#6	2680.0 - 2750.0	5.0	10.1
#7	2750.0 - 2800.0	10.0	10.08
#8	2800.0 - 2900.0	20.0	10.05
#9	2900.0 - 3200.0	50.0	9.93
#10	3200.0 - 4000.0	100.0	20.65

Filters

	Type	Center/Edge ($nm$)	Width ($nm$)	Place
#1	several high frequency filters			output of monochromator

Angular parameters

Definition: incidence and emergence angles are positive with origin at nadir, and vary in same direction. Azimuth origin (increasing clockwise) is for i = e (opposition geometry).

Observation geometry: bidirectional
Observation mode: two variable angles
Resolution illumination: 5.8°
Resolution observation: 4.1°

Polarization parameters

Illumination

Observation

Comments: some wavelength dependant polarisation

Spatial parameters

Observation mode: single spot
Spatial resolution: 5.2 ${\pm}$ 0.1 $mm$
Comments: illumination with 8 fiber optic spots within a 5.2 mm diameter, observation within an ellipse of 23x20 mm at nadir (e=0°)

History

Date begin: 2020-09-15

Versions

Release date: 2022-09-21 08:52:45 UTC+0000
Version (Date): #1 (2022-09-21 08:52:45 UTC+0000, Updated: 2023-03-06 09:41:35 UTC+0000)