%0 Journal Article %T NPVO Refractometer for diffusing substance investigations %A Yakimova, M.. %A Alekhnovich, V.I. %A Grigoryants, A.G. %K refractometer, attenuation factor, damped wave, coupling equation. %J Science intensive technologies in mechanical engineering %D 2017 %N 2017 %P 4 %I Bryansk State Technical University