Spectrum

MIR-FIR Raman spectrum (532 nm - Lyon) of Magnesite cristal (Mag) - Mg # = 99.4%

Title
MIR-FIR Raman spectrum (532 nm - Lyon) of Magnesite cristal (Mag) - Mg # = 99.4%
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Data
Unit:  Range: Valid spectral range(s): 55.0 - 1800.0 cm-1
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DOI
10.26302/SSHADE/EXPERIMENT_BS_20240605_001
Data reference
Beck, Pierre; Beyssac, Olivier; Schmitt, Bernard (2023): Near and Mid-IR reflectance, Mid-IR transmission and Raman emission spectra of a series of Fe-Mg carbonates along the Siderite-Magnesite solid solution. SSHADE/DRIMS (OSUG Data Center). Dataset/Spectral Data. https://doi.org/10.26302/SSHADE/EXPERIMENT_BS_20240605_001
Publications
Database
Experimentalists
Spectrum type
Experiment type
laboratory measurement
Type
Raman scattering intensity
Intensity unit
AU
Instrument #1
Instrument
Micro-Raman LabRam HR800 - 532 nm
Standard medium
vacuum
Observation mode
spectrum
Spectral range type(s)
MIR, FIR
Excitation wavelength
532 nm
Valid spectral range(s)
Min - Max ($cm^{-1}$) Sampling ($cm^{-1}$) Resolution ($cm^{-1}$) Position accuracy ($cm^{-1}$) Absorption edge
#1 55.0 - 1800.0 0.45 0.9 0.2
Filters
Type Center/Edge ($cm^{-1}$) Width ($cm^{-1}$) Place
#1 532.3 nm edge filter 100.0
Comments
Resolution varies from 1.05 cm-1 @ 50 cm-1 to 0.82 cm-1 @ 1800 cm-1. Sampling varies from 0.52 to 0.41 $cm^{-1}$ in the 50-1800 $cm^{-1}$ range
Observation geometry
confocal
Observation mode
fixed angles
Incidence angle
0.0°
Emergence angle
0.0°
Observation mode
single spot
Objective type
x100
Resolutions
1.0 ${\mu}m$
Name
Magnesite Brumado, Brésil (Mag) powder
Comments
measured on a mm sized monocristalline grain
Experiment
Near and Mid-IR reflectance, Mid-IR transmission and Raman emission spectra of a series of Fe-Mg carbonates along the Siderite-Magnesite solid solution
Date begin
2023-06-06
Release date
2024-07-10 17:01:31 UTC+0000
Version (Date)
#1 (2024-07-10 17:01:31 UTC+0000, Updated: 2024-07-10 18:00:48 UTC+0000)
History
Date Mode Version Status Comments
2024-06-09 11:26:05 UTC+0000 first import #1 valid version
Analysis
Excitation wavelength = 532nm - Wavelength calibrated using a pure silicon waffer (520.7 cm-1)
Quality flag
4
Validator(s)