... Press66 Radio Propagation and Remote Sensing of the Environment logical compared to their energy flows. If the following is the power flow density of the incident wave:then the flow density of its ... here and assume that the role of the permittivityfrequency dispersion is weak in the frame of the signal bandwidth and that the absorption in the layer does not depend on the frequency, then the ... kQzkQkikQk,,,,()=()′()+()2002mmm22.TF 171 0_book.fm Page 83 Thursday, September 30, 2004 1:43 PM© 2005 by CRC Press 72 Radio Propagation and Remote Sensing of the Environment and (3 .77 )replaces nonlinear Equation (3 .75 ) with...