MIR-FIR normalized Raman spectrum of Magnetite crystal
- Title
- MIR-FIR normalized Raman spectrum of Magnetite crystal
- DOI
- 10.26302/SSHADE/EXPERIMENT_BS_20250903_001
- Data reference
- Schmitt, Bernard (2021): Magnetite: Vis-NIR-MIR diffuse reflectance and Raman spectra. SSHADE/DRIMS (OSUG Data Center). Dataset/Spectral Data. https://doi.org/10.26302/SSHADE/EXPERIMENT_BS_20250903_001
- Database
- Experimentalists
- Experiment type
- laboratory measurement
- Type
- normalized Raman scattering intensity
- Intensity unit
- no unit
- Reference position
- 663.0 $cm^{-1}$
- Instrument
- Micro-Raman LabRam Soleil - 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 50.0 - 1840.0 1.85 3.7 0.4 - Filters
-
Type Center/Edge ($cm^{-1}$) Width ($cm^{-1}$) Place #1 532.3 nm Edge filter 100.0 - Comments
- diffraction grating: 1200 l/mm - sampling varies from 2.07 to 1.63 $cm^{-1}$ in the 50-1840 $cm^{-1}$ range. Edge filter: 532.3 nm
- Observation geometry
- confocal
- Observation mode
- fixed angles
- Incidence angle
- 0.0°
- Emergence angle
- 0.0°
- Observation mode
- single spot
- Objective type
- x50 ELWD
- Resolutions
- 2.0 ${\mu}m$
- Comments
- spot of 2 µm in diameter
- Name
- Magnetite grain
- Experiment
- Magnetite: Vis-NIR-MIR diffuse reflectance and Raman spectra
- Parent spectrum
- Date begin
- 2025-09-17
- Release date
- 2025-10-19 19:02:27+0000 UTC
- Version (Date)
- #1 (2025-10-19 19:02:27+0000 UTC, Updated: 2025-10-19 19:02:27+0000 UTC)
- History
-
Date Mode Version Status Comments 2025-10-19 13:18:31+0000 UTC first import #1 valid version
- Analysis
- normalised Raman spectrum with baseline corrected (smooth Akima spline w. 6 nodes) to remove the low frequency rise of the background, and normalized to 1 at the main peak at 663 $cm^{-1}$.
- Quality flag
- 4
- Validator(s)