Silvestro Fassari

6 ta ish

Marconi University

1. Coupling constant thresholds of perturbed periodic Hamiltonians

   Silvestro Fassari, Martin Klaus

   Maqola19985 iqtibos

   ABIABI:AkademIndex/2026.other.251736

2. On the Spectrum of the Schrdinger Hamiltonian of the One-Dimensional Harmonic Oscillator Perturbed by Two Identical Attractive Point Interactions

   Silvestro Fassari, F. Rinaldi

   Maqola20124 iqtibos

   ABIABI:AkademIndex/2026.other.219158

3. The Hamiltonian of the harmonic oscillator with an attractive $\delta ^{\prime} $-interaction centred at the origin as approximated by the one with a triple of attractive $\delta $-interactions

   Sergio Albeverio, Silvestro Fassari, F. Rinaldi

   MaqolaOAOchiq kirish20154 iqtibos

   ABIABI:AkademIndex/2026.other.219164

4. On the spectrum of the Schrödinger Hamiltonian with a particular configuration of three one-dimensional point interactions

   Silvestro Fassari, F. Rinaldi

   Maqola20093 iqtibos

   ABIABI:AkademIndex/2026.other.219156

5. The discrete spectrum of the spinless one-dimensional Salpeter Hamiltonian perturbed by<i>δ</i>-interactions

   Sergio Albeverio, Silvestro Fassari, F. Rinaldi

   Maqola20153 iqtibos

   ABIABI:AkademIndex/2026.other.219157

6. A remarkable spectral feature of the Schrödinger Hamiltonian of the harmonic oscillator perturbed by an attractive δ′-interaction centred at the origin: double degeneracy and level crossing

   Sergio Albeverio, Silvestro Fassari, F. Rinaldi

   MaqolaOAOchiq kirish20133 iqtibos

   ABIABI:AkademIndex/2026.other.219163