Title :
Generalisation of the partial-power law (Brown´s identity) to waveguides with lossy media
Author :
Kuester, Edward F.
Author_Institution :
University of Colorado, Electromagnetics Laboratory, Department of Electrical & Computer Engineering, Boulder, USA
Abstract :
The partial-power law, otherwise known as Brown´s identity, which relates the product of the phase velocity of a mode on a lossless waveguide to the time-average power and momentum carried by the mode, is generalised to be applicable to lossy waveguides as well.
Keywords :
dielectric waveguides; waveguide theory; Brown´s identity; dielectric waveguides; lossy waveguides; mode phase velocity; momentum; partial-power law; time-average power; waveguide theory; waveguides with lossy media;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19840317
