Martin Luther University Halle-Wittenberg

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Contact

Institut für Physik
FG Experimentelle Polymerphysik

phone: 0345 5525341
fax: 0345 5527160

Von-Danckelmann-Platz 3
06120 Halle/Saale

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Experimental Methods

  • Small Angle and Wide Angle X-ray Scattering
  • Atomic Force Microscopy
  • Optical Microscopy
  • Dynamic Mechanical Analysis/Rheology
  • Universal Testing Machine
  • DSC, thin film DSC
  • Spin coating
  • Vacuum Compression Molding
Microfocus X-ray instrument

Microfocus X-ray instrument

Microfocus X-ray instrument

  • Small-Angle and Wide-Angle X-ray scattering in transmission and under grazing incident angles
  • Structures from 0.2 to 200 nm
  • in vacuo temperature controlled sample stages for solids and liquids
  • temperature range: -80°C to 350°C


Responsible person: Alexander Much, Dr. Albrecht Petzold

Kratky camera

Kratky camera

Kratky camera

  • modified Kratky camera by Anton Paar KG
  • suitable for solid and liquid samples
  • structure analysis in nm-range
  • temperature range: 20°C to 250°C


Responsible person: Johann Conrad Holz

Diffraction System

Diffraction System

Diffractometer

  • Empyrean Diffraction System by PANalytical
  • suitable for powders, thin films, textured samples
  • X-ray diffraction and X-ray reflectivity
  • divergent or parallel beam geometry
  • 2θ range: 0° to 100°
  • temperature range: -120°C to 350°C


Responsible person: Dr. Oleksandr Dolynchuk

AFM

AFM

Atomic Force Microscopy

  • NanoWizard 4 from JPK instruments
  • Multimode 8 from Bruker
  • tapping mode in net-repulsive and net-attractive regimes
  • peak force tapping
  • temperature range 25°C to 240°C
  • measurements on large samples possible


Responsible person: Marthinus van Niekerk

Optical Microscope

Optical Microscope

Polarisation microscopy / Opt. microscopy

  • polarisation microscope BX 51 by Olympus
  • reflection and transmission modes
  • Linkam stage for heating and cooling experiments available
  • heating until 600 °C
  • cooling with liquid nitrogen possible
  • experiments in nitrogen atmosphere possible


Responsible person: Katrin Herfurt

DMA-Rheometer

DMA-Rheometer

Dynamic Mechanical Analysis/Rheology

  • Anton Paar MCR 501, TA Instruments ARES-G2
  • modulus and viscosity measurements in various sample geometries (parallel plate, cone-plate, strip, Couette)
  • temperature range: -80°C to 400°C


Responsible person: Tonghua Liu

Universal Testing Machine

  • Universal Testing Machine with a 50kN load frame
  • Load cells: 1kN, 10kN, 50kN
  • The maximum speed is 120mm/min, no limit for the lowest speed (0.0005mm/min)
  • The measurements can be done at a constant strain rate
  • Temperature chamber: from -80 to 250°C
  • The elongation can be measured and controlled at the sample/tool with two extensometer with 0.5µm resolution
  • Grips: compression plates, compression cage, tension


Responsible person: Dr. Rose Mary Michell Uribe

DSC8000

DSC8000

DSC-Differential Scanning Calorimetry

  • DSC8000 by Perkin Elmer
  • temperature range: -60°C to 400°C
  • heating rates up to 100 K/min
  • no measurements with liquids


Responsible person: Katrin Herfurt, Dr. Albrecht Petzold

Flash-DSC

Flash-DSC

FSC-Fast Scanning Calorimetry

  • Flash-DSC 1 by Mettler Toledo
  • temperature range: -80°C to 450°C
  • heating rates up to 5000K/s
  • suitable for thin films


Responsible person: Katrin Herfurt

Spin Coater

Spin Coater

Spin Coater

  • spin coater from Headway Research, Inc.
  • spinning speed up to 5000 rpm
  • temperature range 25°C to 150°C


Responsible person: Marthinus van Niekerk

Vacuum Compression Molding

Vacuum Compression Molding

Vacuum Compression Molding

  • VCM by MeltPrep GmbH
  • lossless preparation of bubble free and homogeneous polymer samples
  • temperature range: 50°C - 250°C
  • sample shape: disc (25mm diameter) or bar (40mm x 10mm)


Responsible person: Tonghua Liu

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