Title :
Approximate formula for cutoff wavenumber of lowest-order TM mode of a hollow metallic waveguide of arbitrary cross-section
Author :
Zhou, X. ; Wang, Y.
Author_Institution :
Dept. of Electron. Eng., Beijing Inst. of Technol., China
fDate :
10/1/1996 12:00:00 AM
Abstract :
Based on isoperimetric inequalities, an approximate formula is developed to compute the cutoff wavenumber of the lowest-order TM mode of a hollow metallic waveguide of arbitrary cross-section. Examples show very good agreement with the existing results
Keywords :
waveguide theory; approximate formula; arbitrary cross-section; cutoff wavenumber; hollow metallic waveguide; isoperimetric inequalities; lowest-order TM mode;
Journal_Title :
Microwaves, Antennas and Propagation, IEE Proceedings
DOI :
10.1049/ip-map:19960590
