Quartz CL/SEM spectrum, e- beam, CSIRO 2011

Measurement details

Description CL/SEM spectrum of Quartz
Reference Otherwise unpublished luminescence spectra measured by the CSIRO Mineral Resources Microbeam Laboratory, Clayton
https://research.csiro.au/microbeam-lab/
Material Quartz [ SiO2 ]
Specimen temperature Ambient
Technique Cathodoluminescence (CL), using an Electron Probe Micro-Analyser (EPMA)
Instrument JEOL 8500F
Probe Electron beam
Channel count 1024
Energy range 1.26074 … 6.23939 eV
Intensity range -2.30453 … 100 (normalised intensity)
Lines Oxygen vacancy 1.923 eV (100%), Self trapped exciton 2.629 eV (94.3%)

Composition

Nominal composition of Quartz [ SiO2 ].
Element Atoms At% Wt%
Si 1 33.3 46.7
O 2 66.7 53.3

Measurement spectrum

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