Sphalerite CL/SEM spectrum, 20 keV e- beam, CSIRO 2016
Loading...
Measurement details
| Description | CL/SEM spectrum of Sphalerite |
| Reference | Otherwise unpublished luminescence spectra measured by the CSIRO Mineral Resources Microbeam Laboratory, Clayton https://research.csiro.au/microbeam-lab/ |
| Material | Sphalerite [ ZnS ] |
| Specimen temperature | Ambient |
| Analysis technique | Cathodoluminescence (CL), using an Electron Probe Micro-Analyser (EPMA) |
| Instrument | JEOL 8500F |
| Probe | 20 keV electron beam |
| Beam current | 10 nA |
| Probe diameter | 20 μm |
| Channel count | 1024 |
| Energy range | 1.276 … 6.21118 eV |
| Intensity range | -0.269 … 22.1 counts |
| Integral | 2075.03 counts |
| Lines | Band gap 3.664 eV (100%), {{linesearch:a3fb6f7e-8a06-4b10-9f8b-63c92346bbd5|Unspecified}}: 1.9223 eV (29%), 2.3154 eV (16%), 2.7246 eV (21%) |
Composition
| Element | Atoms | At% | Wt% |
|---|---|---|---|
| Zn | 1 | 50 | 67.1 |
| S | 1 | 50 | 32.9 |
| Total | 2 | 100 | 100 |
Measurement image
CL/SEM spectrum of Sphalerite