@ARTICLE{Czernek_Krystian_Non-Invasive_2013, author={Czernek, Krystian and Witczak, Stanisław}, number={No 2 June}, journal={Chemical and Process Engineering}, pages={241-252}, howpublished={online}, year={2013}, publisher={Polish Academy of Sciences Committee of Chemical and Process Engineering}, abstract={The study presents the possible use of optoelectronic system for the measurement of values specific for hydrodynamics of two-phase gas very-high-viscosity liquid flow in vertical pipes. An experimental method was provided, and the findings were presented and analysed for selected values which characterise the two-phase flow.}, type={Artykuły / Articles}, title={Non-Invasive Evaluation of Wavy Liquid Film}, URL={http://journals.pan.pl/Content/84859/PDF/05-paper-Czernek.pdf}, doi={10.2478/cpe-2013-0020}, keywords={high viscosity, hydrodynamic flow, two-phase flow}, }