Europium ultraphosphate CL/SEM spectrum, e- beam, CSIRO 2016

Measurement details

Description CL/SEM spectrum of Europium ultraphosphate
Reference Otherwise unpublished luminescence spectra measured by the CSIRO Mineral Resources Microbeam Laboratory, Clayton
https://research.csiro.au/microbeam-lab/
Material Europium ultraphosphate [ EuP5O14 ]
Specimen EuP5O14 REEP-7 [CSIRO - Microbeam Laboratory Standards]
Related specimen REEP25-15 block [CSIRO - Microbeam Laboratory Standards]. 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 -0.110996 … 704.538 counts
Integral 16703.1 counts
Lines Eu 1.775 eV (100%), 2.0859 eV (45%), 2.0956 eV (48%), 2.1125 eV (63%), 2.0285 eV (51%), 2.0102 eV (19%), 2.125 eV (16%), 1.804 eV, Unspecified 2.246 eV (14%), 2.229 eV (12%), 1.9075 eV (5%), 1.867 eV (4%), 2.363 eV (4%), 2.329 eV (5%), 2.311 eV (4%)

Composition

Composition of Europium ultraphosphate in specimen "EuP5O14 REEP-7" [CSIRO].
Element Atoms At% Wt%
Eu 1 5 28.6
P 5 25 29.2
O 14 70 42.2

Measurement spectrum

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Measurement image

CL/SEM spectrum of Europium ultraphosphate