Holmium ultraphosphate CL/SEM spectrum, e- beam, CSIRO 2016
Measurement details
| Description | CL/SEM spectrum of Holmium ultraphosphate |
| Reference | Otherwise unpublished luminescence spectra measured by the CSIRO Mineral Resources Microbeam Laboratory, Clayton https://research.csiro.au/microbeam-lab/ |
| Material | Holmium ultraphosphate [ HoP5O14 ] |
| Specimen | HoP5O14 REEP-11 [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 | -0.169974 … 80.0844 counts |
| Integral | 2667 counts |
| Lines | Ho 1.891 eV (83%), 1.932 eV (82%), 1.9029 eV (23%), 2.308 eV (100%), 2.287 eV (82%), 2.262 eV (38%), 1.653 eV (16%), Unspecified 1.2761 eV (2%) |
Composition
| Element | Atoms | At% | Wt% |
|---|---|---|---|
| Ho | 1 | 5 | 30.3 |
| P | 5 | 25 | 28.5 |
| O | 14 | 70 | 41.2 |
Measurement spectrum
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Measurement image
CL/SEM spectrum of Holmium ultraphosphate