Spectrum

MIR absorbance spectrum of a mixture of Orgueil (75 wt%) and MET01070 (25 wt%) in KBr pellet at ambient temperature

Title
MIR absorbance spectrum of a mixture of Orgueil (75 wt%) and MET01070 (25 wt%) in KBr pellet at ambient temperature
DOI
10.26302/SSHADE/EXPERIMENT_LB_20240223_001
Data reference
Prestgard, Trygve; Beck, Pierre (2023): MIR absorbance spectra of bulk chondrites (CI, CY, C2-Ung, CM) and of mixtures of CI and CM in KBr pellets under ambient conditions of temperature and pressure. SSHADE/GhoSST (OSUG Data Center). Dataset/Spectral Data. https://doi.org/10.26302/SSHADE/EXPERIMENT_LB_20240223_001
Publications
Experiment type
laboratory measurement
Type
absorbance
Instrument
Brucker Vertex 70v – transmission Mid-IR
Sample holder
open sample holder (7mm diameter, 1 mm deep) in anodized aluminum (not blackened)
Standard medium
vacuum
Observation mode
spectrum
Spectral range type(s)
MIR
Valid spectral range(s)
Min - Max (cm1) Sampling (cm1) Resolution (cm1) Position accuracy (cm1) Absorption edge
#1 400.0 - 5000.0 1.9287 4.0 0.05
Scan number
100
Observation mode
single spot
Spots number
1
Resolutions
3.0 ± 1.0 μm
Comments
laser right in the center - spot of a few microns
Experiment
MIR absorbance spectra of bulk chondrites (CI, CY, C2-Ung, CM) and of mixtures of CI and CM in KBr pellets under ambient conditions of temperature and pressure
Date begin
2023-01-01
Release date
2025-04-04 09:07:24+0000 UTC
Version (Date)
#1 (2025-04-04 09:07:24+0000 UTC, Updated: 2025-04-04 09:07:24+0000 UTC)
History
Date Mode Version Status Comments
2024-09-02 12:59:54+0000 UTC first import #1 valid version
Analysis
raw calibrated transmission spectrum converted in absorbance
Quality flag
4
Validator(s)