Celsian CL spectrum, 15 keV e- beam, CSIRO 2022
Measurement details
| Description | CL spectrum of Celsian from Tasmania |
| Reference | CSIRO 2022 https://research.csiro.au/microbeam-lab/ |
| Date measured | 2022-12-14 |
| Material | Celsian [ BaAl2Si2O8 ] |
| Specimen | S-22-002 [CSIRO - Microbeam Lab client specimens] |
| Technique | Cathodoluminescence (CL) |
| Instrument | JEOL 8530F |
| Probe | 15 keV electron beam |
| Beam current | 49.9 nA |
| Probe diameter | 2 μm |
| Detector name | OceanOptics QEPRO |
| Det. technology | CCD, Si, Peltier cooled |
| Acquisition time | 16.14 s |
| Channel count | 1024 |
| Wavelength range | 207.334 … 977.726 nm |
| Intensity range | -79.0806 … 4513.22 counts |
| Integral | 810500 counts |
| Data filter | Savitzky-Golay, 3rd order, ±30 channels |
Composition
| Element | Atoms | At% | Wt% |
|---|---|---|---|
| Ba | 1 | 7.69 | 36.6 |
| Al | 2 | 15.4 | 14.4 |
| Si | 2 | 15.4 | 15 |
| O | 8 | 61.5 | 34.1 |
Measurement spectrum
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Measurement image
CL spectrum of Celsian from Tasmania
© OpticalFit spectrum plot by A. Torpy. (C) 2023 CSIRO Mineral Resources