SISSA Open Science

Browsing SISSA Preprints by Subject "Regular and singular component of a point-interaction operator"

Browsing SISSA Preprints by Subject "Regular and singular component of a point-interaction operator"

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  • Georgiev, Vladimir; Michelangeli, Alessandro; Scandone, Raffaele (2017)
    We qualify a relevant range of fractional powers of the so-called Hamiltonian of point interaction in three dimensions, namely the singular perturbation of the negative Laplacian with a contact interaction supported at the ...

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