Optical microscopy and further equipment

Information about our equipment mainly utilised for specimen preparation.

Optical Microscopes


  • Leica universal optics (brightfield, darkfield, Pol, DIC)
  • 6-fach objective revolver
  • XY- stage
  • Trino tube
  • 100 Watt lighting

Zeiss Axiophot

  • Universal microscope (brightfield, darkfield, fluorescence, DIC)
  • XY- stage
  • 100 Watt lighting

NewView 5000 - Wight Light Interferometer (Zygo)

  • Vertical resolution: 0.1-20 nm
  • Lateral resolution range: 0.64 – 2.6 μm
  • Maximum vertical step width: 5 mm
  • Objectives: 5x, 10x, 50x
  • Vertical scan rate: ≤ 10 μm/sec

Cryo Specimen Preparation

Leica EM VCM


Leica EM VCT500

Vakuum-Cryo-Transfer system

Leica EM ACE600


Mechanical Specimen Preparation


  • Accutom-50 (Struers): water coole precision cutters
  • Small mechanical workshop (drilling, milling, sawing, ...)

Grinding and Polishing

  • Grinding- and polishing machin with 2 discs each: Phoenix 3000 and Phoenix Alpha (Jean Wirtz )
  • Vibration polisher VibroMet-2 (Buehler)


  • Automatic Mounting Press SimpliMet 1000 (Buehler)
  • Possibilites for cold specimen mounting

Heat Treatments

Hydrogen Reactor


  • Ar, N2, NH3, H2
  • Vertical tube fornace with option for specimen quenching

Wetting furnace for solder experiments

MILA-5000 (ULVAC GmbH)

  • Mini Lamp Annealer
  • For Rapid Thermal Processing (RTO)
  • Quadratic specimens up to 50 mm
  • Up to 1200 °C
  • In vacuum or Ar- atmosphere

More Furnaces

  • Tube furnaces:
    • Three horziontal and one vertical tube furnace
    • Two vertical UHV- tube fornaces
  • Chamber furnace KLS/12/M (Thermconept): <1050 °C, 3 kW, 16 A
  • High temperature furnace HT 08/17 (Nabertherm): <1750 °C, 8 kW, 21 A

Further Equipment

Chemistry Laboratory

Among others:

  • Five fume hoods
  • Tenupol-5 (Struers): electrochemical specimen preparation for TEM
  • Electrochemichal polishing station (for APT, EBSD)
  • Two precision balances (Mettler A100, Mettler AE 163): down to 0.01 mg


Mass spectrometer 7700 Series (Agilent Technologies)

This image shows Patrick Stender

Patrick Stender


Sr. Scientist

This image shows Guido Schmitz

Guido Schmitz

Prof. Dr. Dr. h.c.

Chair Professor

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