Averaged Mid-IR spectrum of irradiated Allende pellet n°2 ($He^+$, fluence $3~10^{15}$ ions.$cm^{-2}$)
- Title
- Averaged Mid-IR spectrum of irradiated Allende pellet n°2 ($He^+$, fluence $3~10^{15}$ ions.$cm^{-2}$)
- DOI
- 10.26302/SSHADE/EXPERIMENT_RB_20130101_003
- Data reference
- Brunetto, Rosario (2013): Ion irradiation ($He^+$, $Ar^+$) of an Allende meteorite pellet probed by IR spectroscopy in the MIR range. SSHADE/DAYSY (OSUG Data Center). Dataset/Spectral Data. https://doi.org/10.26302/SSHADE/EXPERIMENT_RB_20130101_003
- Publications
- Database
- Experimentalists
- Experiment type
- laboratory measurement
- Type
- reflectance factor
- Intensity unit
- no unit
- Reference position
- 872.0 $cm^{-1}$
- Model parameters
- T
- Instrument
- SMIS NEXUS 6700 - confocal reflexion Mid-IR
- Sample holder
- samples mounted horizontally on X-Y stage of microscope
- 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 #1 740.0 - 1020.0 0.96425 2.0 1.0
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
- biconical
- Observation mode
- fixed angles
- Comments
- Confocal measurement with a x50 objective at long working distance
- Observation mode
- averaged
- Spots number
- 25
- Objective type
- x32
- Image size
- 15.0 x 15.0 ${\mu}m$
- Name
- Pellet of Allende powder (n°2)
- Comments
- Area D, irradiated with $3~10^{15}$ $He^+.cm^{-2}$
- Primary constituent(s)
- Experiment
- Ion irradiation ($He^+$, $Ar^+$) of an Allende meteorite pellet probed by IR spectroscopy in the MIR range
- Date begin
- 2013-12-31
- Release date
- 2018-01-31 23:51:01 UTC+0000
- Version (Date)
- #1 (2018-01-31 23:51:01 UTC+0000, Updated: 2019-10-26 10:01:20 UTC+0000)
- History
-
Date Mode Version Status Comments 2017-07-07 11:16:42 UTC+0000 first import #1 valid version 2017-07-07: First import
- Analysis
- Average of 25 spectra in the non-irradiated area. he spectrum is scaled to unity at strongest band peak ($~872 cm^{-1}$)
- Quality flag
- 4