Waveguide trapped modes, their existence and asymptotes are studied. Simple eigenvalues (embedded in the continuous spectrum) are shown not to be stable under a small perturbation of the waveguide filling, contrary to the behavior of isolated eigenvalues.
Published in:
Direct and Inverse Problems of Electromagnetic and Acoustic Wave Theory, 2002. DIPED - 2002. Proceedings of the 7th International Seminar/Workshop on
Date of Conference:
2002
- Page(s):
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131
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134
- Print ISBN:
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966-02-2224-6
- INSPEC Accession Number:
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7528088
- Digital Object Identifier :
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10.1109/DIPED.2002.1049190
- Product Type:
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Conference Publications