Fluorite CL spectrum, 15 keV e- beam, CSIRO 2022
Measurement spectrum
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Measurement details
| Description | CL spectrum of Fluorite from Tasmania |
| Reference | CSIRO 2022 https://research.csiro.au/microbeam-lab/ |
| Date measured | 2022-12-16 |
| Material | Fluorite [ CaF2 ] |
| Analysis technique | Cathodoluminescence (CL) |
| Instrument | JEOL 8530F |
| Probe | 15 keV electron beam |
| Beam current | 49.9 nA |
| Probe diameter | 1 μm |
| Detector name | OceanOptics QEPRO |
| Det. technology | CCD, Si, Peltier cooled |
| Acquisition time | 6.24 s |
| Channel count | 1024 |
| Wavelength range | 207.334 … 977.726 nm |
| Intensity range | -46.9 … 2.769×104 counts |
| Integral | 3.4348×106 counts |
| Line | M+ center 1.907 eV (3.1%) |
Composition
| Element | Atoms | At% | Wt% |
|---|---|---|---|
| Ca | 1 | 33.3 | 51.3 |
| F | 2 | 66.7 | 48.7 |
Measurement image
CL spectrum of Fluorite from Tasmania
© OpticalFit spectrum plot by A. Torpy. (C) 2023 CSIRO Mineral Resources