Seal element of the university of freiburg in the shape of a clover

Research Equipement

Drone

Capable of long time and distance flights.

DJI Matrice 350 RYK

Lidar DJI Zenmuse L2 Laserscanner

  • Digital Terrain Models (DTRs) including vegetation, buildings, etc.
  • Digital Elevation Models (DEMs), precision of 4-5 cm

Ultrapycnometer

Quantachrome, 1000T gas pycnometer for the determination of the true density of:

  • Powders
  • Compact solids
  • Foams
  • Suspensions

Precision grinding machine

  • G&N GmbH, MPS 2 R300C
  • Pre-grinding and finishing of ground sections with high demands on plan accuracy
  • Rotary table diameter 300 mm, speed 0-30 min-1, axial runout < 2 μm
  • Grinding wheel ceramic ø175 mm, CBN/diamond ø175 mm
  • Fine feed range approx. 12 mm smallest step

Split Hopkinson Pressure Bar

  • 50 mm diameter: aluminium, titanium and steel bars
  • Rate-dependent dynamic deformation of rocks at strain rates up to 103 sec-1

Triaxial Loading Frame

  • FORM + TEST Alpha 2-3000 S, 3000 kN axial load, 150 MPa, 200°C heating
  • Brittle and ductile deformation experiments

Thermomechanical Analogue Machine

  • Deformation apparatus after Hofmann
  • Velocity 8 to 40 µm/s
  • Temperature: up to 150°C at bottom, 20° to 80°C at the surface

Particle Image Velocimetry (PIV)

  • High speed camera Phantom VEO E-310 L, 3200 Hz
  • LaVision, 2 sCMOS cameras 5.5 MPx, 50 Hz
  • 2D and 3D strain software

White light interferometer (WLI)

  • Bruker Contour GT K0
  • Vertical resolution: 3 nm

Sample preparation

  • Jaw crushing machine
  • Grain sieving machines
  • Magnetic separator (Frantz)

Rock preparation

  • Thin section (Logitech lapping und polishing machines, Conrad saws)
  • Grinding
  • Polishing machines (Buehler grinding and buffing tables)
  • Grain sampling

Scanning Electron Microscope

  • Zeiss DSM 960 with EDX (Link/Oxford “ISIS”)
  • Zeiss LEO 1525 with EBSD and EDX