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Three‐dimensional finite‐element formulation for deterministic waveguide problems
Author(s) -
Picon O.
Publication year - 1988
Publication title -
microwave and optical technology letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.304
H-Index - 76
eISSN - 1098-2760
pISSN - 0895-2477
DOI - 10.1002/mop.4650010507
Subject(s) - finite element method , waveguide , gravitational singularity , excitation , electric field , field (mathematics) , mathematics , mathematical analysis , physics , pure mathematics , optics , quantum mechanics , thermodynamics
Abstract A finite‐element method for the analysis of 3D‐waveguide problems is formulated using a deterministic approach. The electric field is computed from the TE 10 excitation field by means of a variational formulation that satisfies div E = 0 even when field singularities exist.