Electron Probe Micro Analyzer (EPMA)

NTNU Department of Geoscience and Petroleum

Electron Probe Micro Analyzer (EPMA)

The JEOL JXF-8530F PLUS is a field emission (FE) microprobe equipped with 5 wavelength (WDS)- + 1energy (EDS) dispersive spectrometers; panchromatic CL detector. The microprobe does low ppm element analyses on µm scale spatial resolution.

Fields of use - Electron Probe

EPMA field of use

  • In-situ none destructive chemical analyses of solid samples
  • Quantitative analyses to ppm level
  • Element mapping (zonations etc)
  • Spatial resolution to µm level
  • Rapid analyses of minerals, rocks, others solid materials

Compl. labs - Electron Probe

Complementary laboratories near by:

  • IGP Mineral processing lab
  • NTNU Paleo- and Rock Magnetic laboratory
  • IGP Chemical- mineralogical lab: XRF; XRD;
  • ICP-MS Automated mineralogy system
  • Advanced optical microscopy lab: Fluid inclusion system; Heating stage;