Article ID Journal Published Year Pages File Type
760020 Communications in Nonlinear Science and Numerical Simulation 2009 7 Pages PDF
Abstract
When transverse electric (TE) wave or transverse magnetic (TM) wave propagates inside a cylindrical waveguide, the electromagnetic force on the wall is investigated. The characteristics of surface charge, current, electric force, magnetic force and electromagnetic force are studied. The results show that the electric force is tension and magnetic force is press. The surface density of electromagnetic force on the wall can be calculated by the difference between magnetic and electric energy density there. For TE wave, the electromagnetic force distribution on the walls may be either tension or pressure in general. However, the electromagnetic force is always pressure for TM wave.
Related Topics
Physical Sciences and Engineering Engineering Mechanical Engineering
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