NEAR-FIELD HIGH FREQUENCY SENSING FOR ESTIMATION OF SURFACE ACTIVITY OF POLYETHYLENE PIPELINE COVER
ITMO University, Saint Petersburg, 197101, Russian Federation; Scientific Researche
M. G. Ryzhov
Russian Scientific Center “Applied Chemistry”, St. Petersburg; Senior Scientist
P. N. Silin
“BIURS” Closed Corporation, St. Petersburg; Director for R&D
A. A. Sorokin
Ustinov Baltic State Technical University “VOENMECH”, Department of Radioelectronic Control Systems, St. Petersburg;
M. A. Ustinskov
Ustinov Baltic State Technical University “Voenmeh”, Department of Radio-Electronic Control Systems, St. Petersburg; Post-Graduate Student
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Abstract. A method of estimation of relative surface activity of polyethylene after thermal treatment is discussed. The method is based on detection of relative dielectric conductivity change in surface layer. Detection is performed with designed sensor and autonomous indicator.
Keywords:
activity, dielectric conductivity, electromagnetic field, antenna, sensor, indicator
