Abstract
The Ion Micro-Analysis Group (IMAG) in Livermore conducts quantitative trace elemental analysis with PLXE and depth profiling with IBS using an MeV ion microbeam. The system has the capability to produce two-dimensional trace element and IBS images. PLXE analyses have been conducted on HgI2 and PbI2 crystals and detector materials in order to identify and quantify near surface trace contaminants. IBS measurements have been conducted to investigate elemental depth distributions in various materials. The results of measurements on several different samples are reported and a discussion of factors affecting quantitative in vacuo microanalysis of these materials is presented.
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References
S. A. E. Johansson and J. L. Campbell, PIXE A Novel Technique for Elemental Analysis, (John Wiley and Sons, Chichester, 1988).
J. R. Bird and J. S. Williams, Ion Beams for Materials Analysis, (Academic Press, Sydney, 1989).
Acknowledgments
This work was supported by the U.S. Department of Energy under SNL Contract No. DE-AC04-76P00789 and LLNL Contract No. W-7405-ENG-48.
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Bench, G.S., Antolak, A.J., Morse, D.H. et al. Analysis of HgI2 and PbI2 Crystals and Detectors by Particle-Induced X-Ray Emission (PIXE) and Ion Backscattering Spectroscopy (IBS). MRS Online Proceedings Library 302, 67–72 (1993). https://doi.org/10.1557/PROC-302-67
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DOI: https://doi.org/10.1557/PROC-302-67