Praseodymium ultraphosphate CL/SEM spectrum, e- beam, CSIRO 2016
Measurement details
| Description | CL/SEM spectrum of Praseodymium ultraphosphate |
| Reference | Otherwise unpublished luminescence spectra measured by the CSIRO Mineral Resources Microbeam Laboratory, Clayton https://research.csiro.au/microbeam-lab/ |
| Material | Praseodymium ultraphosphate [ PrP5O14 ] |
| Specimen | PrP5O14 REEP-4 [CSIRO - Microbeam Lab standard blocks] |
| Related specimen | REEP25-15 block [CSIRO - Microbeam Lab standard blocks]. Astimex rare earth ultraphosphate standard block (REEP25-15, Serial TU) |
| Technique | Cathodoluminescence (CL), using an Electron Probe Micro-Analyser (EPMA) |
| Instrument | JEOL 8500F |
| Probe | Electron beam |
| Channel count | 1024 |
| Wavelength range | 199.946 … 976.403 nm |
| Intensity range | -0.050301 … 52.6309 counts |
| Integral | 1910.9 counts |
| Lines | Er? 2.369 eV, 2.252 eV (12%), Pr 2.58 eV (100%), 1.9455 eV (24%), 2.039 eV, Unspecified 2.64 eV (4%), 3.07 eV (8%), 2.953 eV (17%), 3.528 eV, 4.001 eV (2%), 4.771 eV (7%), 1.9327 eV (5%), 1.7292 eV (15%), 1.747 — 1.875 eV, 1.7117 eV, 2.076 eV (4%), 2.093 eV (5%) |
Composition
| Element | Atoms | At% | Wt% |
|---|---|---|---|
| Pr | 1 | 5 | 27.1 |
| P | 5 | 25 | 29.8 |
| O | 14 | 70 | 43.1 |
Measurement spectrum
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Measurement image
CL/SEM spectrum of Praseodymium ultraphosphate