UMET - Mössbauer Spectrometry

Mössbauer Spectrometry

Tools

• 57Co sources to study alloys containing iron chemical element,
• 1 spectrometer for analyses at room temperature in transmission configuration,
• 1 spectrometer for analyses at room temperature in reflection configuration:
  • CEMS mode - 0.2µm,
  • CXMS mode - 2µm.

Available Mössbauer studies

• Phases identification and quantification, chemical composition determination,
• Oxidation state of iron,
• Local atomic ordering and symetry,
• Properties: magnetic resolution, charges transfer indication.

Possible materials

• Powder, massive, sheet or coating on massive material,
• Nature: coated (or not) steels (nitrogen steel), minerals, catalysts, semi-conductors.