Alumina CL/SEM spectrum, e- beam, CSIRO 2011
Measurement details
| Description | CL/SEM spectrum of Alumina |
| Reference | Otherwise unpublished luminescence spectra measured by the CSIRO Mineral Resources Microbeam Laboratory, Clayton https://research.csiro.au/microbeam-lab/ |
| Material | Alumina [ Al2O3 ] |
| Specimen temperature | Ambient |
| Technique | Cathodoluminescence (CL), using an Electron Probe Micro-Analyser (EPMA) |
| Instrument | JEOL 8500F |
| Probe | Electron beam |
| Det. technology | CCD, Si, Peltier cooled |
| Channel count | 1024 |
| Wavelength range | 199 … 1024.19 nm |
| Intensity range | -3 … 762 counts |
| Integral | 158829 counts |
| Lines | Cr3+ 1.7449 eV (26.9%), F+ center 3.778 eV (11%), Fe3+ 1.66 eV (100%), Unspecified 2.73 eV (13.1%) |
Composition
| Element | Atoms | At% | Wt% |
|---|---|---|---|
| Al | 2 | 40 | 52.9 |
| O | 3 | 60 | 47.1 |
Measurement spectrum
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Measurement image
Image of CL/SEM spectrum of Alumina
© (C) 2011 CSIRO Mineral Resources