English

Eigenvalue asymptotics for an elastic strip and an elastic plate with a crack

Spectral Theory 2015-11-20 v1 Mathematical Physics Analysis of PDEs math.MP

Abstract

We consider the elasticity operator with zero Poisson's ratio on an infinite strip and an infinite plate with a horizontal crack. We prove an asymptotic formula for the distance of the embedded eigenvalues to some spectral threshold of the operator as the crack becomes small.

Keywords

Cite

@article{arxiv.1511.06204,
  title  = {Eigenvalue asymptotics for an elastic strip and an elastic plate with a crack},
  author = {André Hänel and Timo Weidl},
  journal= {arXiv preprint arXiv:1511.06204},
  year   = {2015}
}