Prof. Ryszard Plowiec

Department of Physical Acoustics

Laboratory of Rheology and Ultrasonic Spectroscopy of Liquids

Institute of Fundamental Technological Research

Polish Academy of Sciences

Swietokrzyska 21

00-049 Warszawa, Poland

phone number ++48 22 /261281 ext 254

E-mail: rplowiec@ippt.gov.pl

Research and Expertise:

The application of shear and longitudinal ultrasonic waves to investigation of relaxation proceses in liquids and polymer solutions, the measurements of its structure, elasticity and shear viscosity as a function of temperature and frequency of shearing.