Spectrum

Far-IR transmission spectrum of crushed Asuka 12236 meteorite

Title
Far-IR transmission spectrum of crushed Asuka 12236 meteorite
DOI
10.26302/SSHADE/EXPERIMENT_ZED_20250602_01
Data reference
Djouadi, Zahia (2025): Far and Mid IR transmission and Raman spectra of crushed Asuka 12236 and Paris meteorites. SSHADE/DAYSY (OSUG Data Center). Dataset/Spectral Data. https://doi.org/10.26302/SSHADE/EXPERIMENT_ZED_20250602_01
Publications
Database
Experimentalists
Experiment type
laboratory measurement
Type
transmission
Intensity unit
no unit
Instrument
SMIS NEXUS 6700 - transmission Far-IR
Sample holder
The sample was crushed in a diamond compression cell, which is transparent in the IR range
Standard medium
vacuum
Observation mode
spectrum
Spectral range type(s)
FIR
Valid spectral range(s)
Min - Max ($cm^{-1}$) Sampling ($cm^{-1}$) Resolution ($cm^{-1}$) Position accuracy ($cm^{-1}$) Absorption edge
#1 150.0 - 650.0 4.0 8.0 1.0
Scan number
512
Observation geometry
confocal
Observation mode
fixed angles
Incidence angle
0.0°
Emergence angle
0.0°
Azimuth angle
0.0°
Phase angle
0.0°
Observation mode
averaged
Spots number
7
Objective type
x32
Image size
70.0 x 90.0 ${\mu}m$
Comments
The spatial resolution changes with the wavelength according to Abbe's equation.
Name
Grain of Asuka 12236 meteorite
Comments
sample crushed in a diamond compression cell
Experiment
Far and Mid IR transmission and Raman spectra of crushed Asuka 12236 and Paris meteorites
Date begin
2022-01-01
Release date
2026-01-16 15:49:24+0000 UTC
Version (Date)
#1 (2026-01-16 15:49:24+0000 UTC, Updated: 2026-01-16 15:49:24+0000 UTC)
History
Date Mode Version Status Comments
2025-06-03 12:58:35+0000 UTC first import #1 valid version
Analysis
Reference spectrum was acquired near the sample on the diamond compression cell.
Quality flag
4
Validator(s)