Vibrations of Electrically Polar Structures in Biosystems Give Rise to Electromagnetic Field: Theories and Experiments Author: M. Cifra 1, 2 , J. Pokorn ́y 2 , F. Jel ́ınek 2 , and O. Kuˇcera 2, 3 Affiliation: 1 Department of Electromagnetic Field, FEE, Czech Technical University in Prague, Czech Republic 2 Institute of Photonics and Electronics, Academy of Sciences of the Czech Republic, Czech Republic 3 Department of Circuit Theory, FEE, Czech Technical University in Prague, Czech Republic Conference/Journal: Proceedings of Progress In Electromagnetics Research Symposium Date published: 2009 Aug 18-21 Other: Pages: 138-142 , Special Notes: Cambridge: The Electromagnetics Academy, 2009, p. 138 - 142. ISSN 1559-9450 , Word Count: 55 Abstract— Mechanical vibrations of electrically polar structures are fundamental mechanism of generation of the electromagnetic field (EMF) in living cells. Overview of the experiments showing existence of the vibrations on the cellular level by measurements with various techniques is given; some of the recent theoretical and experimental achievements of the authors’ group are also presented.