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High Frequency Mechanical Spectrometer

Methods IMC, Mühlhaupt

High Frequency
Mechanical Spectrometer
Model: PARV, IdMUniversityUlm
Unit and Room: FMF, second floor,R02015
Responsible: Dr. Yasmin Korth
Mechanical Spectroscopy, Rheometry
Further information: http://www.fmf.uni-freiburg.de/service/servicegruppen/sg_rheol/service/index_html

Short Description:

Mechanical Spectrometer for linear viscoelastic properties of matter in kHz and MHz range.

Picture of the Equipment

High Frequency
            Mechanical Spectrometer
 

Available Experiments/Techniques:

Dynamic moduli and related material functions in oscillatory axial or radial shear flow.

Special Equipment:

Temperature unit for RT up to 250 °C.

Measurements on the equipment are currently done by: Students after extensive training
Trained scientific service personal
 
Recent Publications, where this instrument was
important (citation):
K.M. Mattes, R. Vogt, C. Friedrich Analysis of the edge fracture process in oscillation for polystyrene melts Rheol Acta 47 (2008), 929-942
 
Typical problems that may be solved with this instrument: -Structure-rheological properties relationships for polymeric materials, including composites, ionic & molecular liquids near their Tgs.
-Determination of characteristic viscositis and moduli of matter, relaxation time spectra

 

pdficon.gif High Frequency Mechanical Spectrometer (this page as a pdf file)

 

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