Quartz CL/SEM spectrum, e- beam, CSIRO 2011
Measurement details
| Description | CL/SEM spectrum of Quartz |
| Reference | Otherwise unpublished luminescence spectra measured by the CSIRO Mineral Resources Microbeam Laboratory, Clayton https://research.csiro.au/microbeam-lab/ |
| Material | Quartz [ SiO2 ] |
| Specimen temperature | Ambient |
| Technique | Cathodoluminescence (CL), using an Electron Probe Micro-Analyser (EPMA) |
| Instrument | JEOL 8500F |
| Probe | Electron beam |
| Channel count | 1024 |
| Energy range | 1.26074 … 6.23939 eV |
| Intensity range | -2.30453 … 100 (normalised intensity) |
| Lines | Oxygen vacancy 1.923 eV (100%), Self trapped exciton 2.629 eV (94.3%) |
Composition
| Element | Atoms | At% | Wt% |
|---|---|---|---|
| Si | 1 | 33.3 | 46.7 |
| O | 2 | 66.7 | 53.3 |
Measurement spectrum
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