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Mineralogy & Geochemistry Laboratories Structural analysis XpertPro3 Powder

Diffractometer: Diffractometer X'Pert 3 Powder (Malvern-Panalytical)

This theta-theta diffractometer is the standard instrument without additional PreFix modules. This diffractometer also does not have a variable divergence aperture system installed. Like the first X'Pert system, the instrument has a sample changer for measurements of standard samples with diameters of 22 or 11 mm.

  • Qualitative analysis of crystalline phase mixtures (cement, secondary raw materials)
  • Qualitative analysis of very small quantities (approx. 1 mg)
  • Quantitative phase analysis using the Rietveld method (cement (CEM I), composite cements (CEM II) and determination of the amorphous fraction)
  • Qualitative analysis of pure phases:
  • Determination of metric parameters
  • Characterisation / determination of metric parameters at variable relative humidities and temperatures (LDH, AFt (ettringite structures), AFm (calcium aluminate hydrates) phases)
  • Structure refinement using the Rietveld method, also in combination with synchrotron or neutron diffraction data

  • Tube: Cu ceramic tube (2.2kW), line and point focus
  • Angular resolution: 0.001 (with 240 mm goniometer radius)
  • Detector: Pixcel1D
  • Measurement settings: 45KV, 40mA
  • Fixed aperture system
  • Sample changer
  • Sample holder:
  • Sample spinner (powder samples, rotation, reflection mode)
  • Sample holder for narrow solid samples (reflection mode)
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