Modified WKB method for solution of wave propagation in inhomogeneous structures with arbitrary permittivity and permeability profiles

Author

Eghlidi, Mohammad Hadi ; Mehrany, Khashayar ; Rashidian, Bizhan

Author_Institution

Sharif Univ. of Technol., Tehran

fYear

2007

fDate

8-10 Oct. 2007

Firstpage

575

Lastpage

578

Abstract

Modified forms of WKB expansion of electromagnetic field distribution with variable coefficients are proposed for both TE and TM polarizations. Based on a method similar to the previously reported differential transfer matrix method [1,2|, the analytical expressions of those aforementioned coefficients are then derived. The applicability and accuracy of the presented method are shown via some numerical examples.

Keywords

electromagnetic fields; electromagnetic wave polarisation; electromagnetic wave propagation; matrix algebra; permeability; permittivity; TE polarizations; TM polarizations; WKB expansion; arbitrary permittivity; differential transfer matrix method; electromagnetic field distribution; electromagnetic wave propagation; inhomogeneous structures; permeability profiles; Chemical technology; Magnetic analysis; Optical refraction; Optical scattering; Optical variables control; Partial differential equations; Permeability; Permittivity; Polarization; Tellurium;

fLanguage

English

Publisher

ieee

Conference_Titel

Microwave Integrated Circuit Conference, 2007. EuMIC 2007. European

Conference_Location

Munich

Print_ISBN

978-2-87487-002-6

Type

conf

DOI

10.1109/EMICC.2007.4412778

Filename

4412778