DocumentCode
1488807
Title
Time-domain finite-element modeling of dispersive media
Author
Jiao, Dan ; Jin, Jian-Ming
Author_Institution
Dept. of Electr. & Comput. Eng., Illinois Univ., Urbana, IL, USA
Volume
11
Issue
5
fYear
2001
fDate
5/1/2001 12:00:00 AM
Firstpage
220
Lastpage
222
Abstract
A general formulation is described for time-domain finite-element modeling of electromagnetic fields in a general dispersive medium. The formulation is based on the second-order vector wave equation and incorporates the dispersion effect of a medium via a recursively evaluated convolution integral. This evaluation is kept to second order in accuracy using linear interpolation within each time step. Numerical examples are given to validate the proposed formulation.
Keywords
convolution; dispersive media; electromagnetic field theory; finite element analysis; interpolation; time-domain analysis; convolution integral; dispersive medium; electromagnetic field; linear interpolation; numerical simulation; recursive method; time domain finite element model; vector wave equation; Convolution; Dispersion; Electromagnetic fields; Electromagnetic modeling; Finite element methods; Integral equations; Interpolation; Partial differential equations; Time domain analysis; Vectors;
fLanguage
English
Journal_Title
Microwave and Wireless Components Letters, IEEE
Publisher
ieee
ISSN
1531-1309
Type
jour
DOI
10.1109/7260.923034
Filename
923034
Link To Document