Spectra of Nonselfadjoint Eigenvalue Problems for Elliptic Systems in Mathematical Models of the Wave Propagation in Open Waveguides
- Авторы: Shestopalov Y.1, Smolkin E.2, Kuzmina E.3
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Учреждения:
- University of Gävle
- Penza State University
- Moscow Technological University (MIREA)
- Выпуск: Том 39, № 8 (2018)
- Страницы: 1117-1129
- Раздел: Article
- URL: https://journals.rcsi.science/1995-0802/article/view/203010
- DOI: https://doi.org/10.1134/S1995080218080097
- ID: 203010
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Аннотация
Statements and analysis are presented of nonselfadjoint eigenvalue problems for elliptic equations and systems, including singular Sturm–Liouville problems on the line, that arise in mathematical models of the wave propagation in open metal-dielectric waveguides. Existence of real and complex spectra are proved and their distribution is investigated for canonical structures possessing circular symmetry of boundary contours.
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Об авторах
Y. Shestopalov
University of Gävle
Автор, ответственный за переписку.
Email: yuyshv@hig.se
Швеция, Gävle, SE, 80176
E. Smolkin
Penza State University
Email: yuyshv@hig.se
Россия, ul. Krasnaya 40, Penza, 440026
E. Kuzmina
Moscow Technological University (MIREA)
Email: yuyshv@hig.se
Россия, pr. Vernadskogo 78, Moscow, 119454