Abstract
A perturbation theory of embedded eigenvalues is constructed for a class of models with a contact interaction which are inspired by heavy-quarkonia mesonic decays.
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© 1994 Springer Basel AG
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Antoine, JP., Exner, P., Šeba, P., Shabani, J. (1994). A Fermi-type rule for contact embedded-eigenvalue perturbations. In: Demuth, M., Exner, P., Neidhardt, H., Zagrebnov, V. (eds) Mathematical Results in Quantum Mechanics. Operator Theory: Advances and Applications, vol 70. Birkhäuser, Basel. https://doi.org/10.1007/978-3-0348-8545-4_12
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DOI: https://doi.org/10.1007/978-3-0348-8545-4_12
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