On real resonances for three-dimensional Schrödinger operators with point interactions

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dc.contributor.authorMichelangeli, Alessandro
dc.contributor.authorScandone, Raffaele
dc.date.accessioned2020-02-20T11:00:16Z
dc.date.available2020-02-20T11:00:16Z
dc.date.issued2019-02-20
dc.description.abstractWe prove the absence of positive real resonances for Schroedinger operators with finitely many point interactions in R3 and we discuss such a property from the perspective of dispersive and scattering features of the associated Schr¨odinger propagator.en_US
dc.identifier.urihttps://openscience.sissa.it/handle/1963/35343
dc.language.isoenen_US
dc.publisherSISSAen_US
dc.relation.ispartofseriesSISSA;40/2018/MATE
dc.subjectPoint interactionsen_US
dc.subjectSingular perturbations of the Laplacianen_US
dc.subjectPositive resonancesen_US
dc.subjectLimiting Absorption Principleen_US
dc.subjectDefinite positive functionsen_US
dc.titleOn real resonances for three-dimensional Schrödinger operators with point interactionsen_US
dc.typePreprinten_US
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