Materials Analysis: Powder X-ray Diffraction

The Core Facility EMMA is equipped with two powder diffractometers (see below), operating in either a reflection (Bragg-Brentano) or transmission (Debye-Scherrer) geometry. Routine analyses focus on determining the phase purity and composition of bulk microcrystalline samples, however, high-quality data for determining crystallographic cell parameters as well as crystal structures can also be collected on our instruments. 

As a service we offer Intensity vs. 2θ measurements for a wide variety of sample types on either instrument. Please contact us to discuss your individual needs.

Ausstattung

Reflection Geometry

Malvern Panalytical X'Pert Pro (N25/1212)

Reflection (Bragg-Brentano) Geometry

X-ray Source

  • Cu Kβ-filter

Detector

  • X'Cellerator

Temperature Range

  • room temperature bis 1000 °C

Other Capabilities

  • in situ CV Messung

  • alle kristallinen Materialien
  • Phasenanalyse
  • Schichtanalyse
  • Textureffekte

Transmission Geometry

Stoe Stadi P (Left Station)

X-ray Source

  • Cu Κα1 (C-Tech Ceramik Tube + Monochromator)

Detection

  • Mythen2 1K Silicon Strip Detector

Temperature Range

  • 80 to 400 K

  • Capillary measurements
  • Samples with low absorption (thin, radiation-transmissible)
  • Small-angle measurements
  • Phase analysis
  • VT analysis

Stoe Stadi P (Right Station)

X-ray Sources

  • Cu Κα1 (C-Tech Keramikrohr + Monochromator)

Detection

  • Mythen2 1K Silikon Strip Detektor

Measurement Temperature 

  • only room temperature

Other Features

  • Autosampler: up to 30 samples

  • Flatbed measurements
  • Samples with low absorption (thin, radiation-transmissible)
  • Small-angle measurements
  • Phase analysis
  • High sample throughput:
    • Reaction/synthesis optimization
Contact Person

Samuel Blessing

  •  +49 731 50-22738
  • samuel.blessing(at)uni-ulm.de

Instrument Status

X'Pert Pro: functioning normally

Stadi P: functioning normally

News and Updates

New Service Added: 

  • Powder-XRD Measurements (Reflection und Transmission) are now available!