Gaps in the spectrum of thin waveguides with periodically locally deformed walls

DOI10.1134/S0965542524010111zbMATH Open1540.35274MaRDI QIDQ6540031

Sergey A. Nazarov

Publication date: 15 May 2024

Published in: Computational Mathematics and Mathematical Physics (Search for Journal in Brave)

zbMATH Keywords

spectrumasymptotics of eigenvaluesspectral bands and gapsDirichlet and Neumann problems for Laplacianperiodic perturbation of thin cylinder by small knotsquantum and acoustic waveguides

Mathematics Subject Classification ID

Boundary value problems for second-order elliptic equations (35J25) Asymptotic distributions of eigenvalues in context of PDEs (35P20)

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