Publikationen (17) Publikationen von SILVESTRO FASSARI

2024

  1. Analysis of a one-dimensional Hamiltonian with a singular double well consisting of two nonlocal δ′ interactions

    European Physical Journal Plus, Vol. 139, Núm. 2

2022

  1. On Hermite Functions, Integral Kernels, and Quantum Wires

    Mathematics, Vol. 10, Núm. 16

  2. TWO-DIMENSIONAL HELMHOLTZ RESONATOR WITH TWO CLOSE POINT-LIKE WINDOWS: REGULARIZATION FOR THE NEUMANN CASE

    Methods of Functional Analysis and Topology, Vol. 28, Núm. 2, pp. 95-104

2021

  1. 3D Helmholtz resonator with two close point-like windows: Regularisation for Dirichlet case

    International Journal of Geometric Methods in Modern Physics, Vol. 18, Núm. 10

  2. The Schrödinger particle on the half-line with an attractive δ -interaction: bound states and resonances

    European Physical Journal Plus, Vol. 136, Núm. 6

  3. The energy of the ground state of the two-dimensional hamiltonian of a parabolic quantum well in the presence of an attractive gaussian impurity

    Symmetry, Vol. 13, Núm. 9

  4. The quantum harmonic oscillator and catalan's constant

    Reports on Mathematical Physics, Vol. 88, Núm. 2, pp. 195-202

2020

  1. On the behaviour of the two-dimensional Hamiltonian - Δ + λ [δ (x→ + x→0) + δ (x→ - X→0] as the distance between the two centres vanishes

    Physica Scripta, Vol. 95, Núm. 7

  2. The two lowest eigenvalues of the harmonic oscillator in the presence of a Gaussian perturbation

    European Physical Journal Plus, Vol. 135, Núm. 9

2019

  1. Exact calculation of the trace of the Birman–Schwinger operator of the one-dimensional harmonic oscillator perturbed by an attractive Gaussian potential

    Nanosystems: Physics, Chemistry, Mathematics, Vol. 10, Núm. 6, pp. 608-615

  2. Spectral properties of the two-dimensional Schrödinger Hamiltonian with various solvable confinements in the presence of a central point perturbation

    Physica Scripta, Vol. 94, Núm. 5

  3. The 3D Perturbed Schrödinger Hamiltonian in a Friedmann Flat Spacetime Testing the Primordial Universe in a Non Commutative Spacetime

    Mathematical Physics Analysis and Geometry, Vol. 22, Núm. 1

  4. The birman-schwinger operator for a zero-thickness layer in the presence of an attractive gaussian impurity

    Frontiers in Physics, Vol. 7, Núm. JULY

2018

  1. Level crossings of eigenvalues of the Schrodinger Hamiltonian of the isotropic harmonic oscillator perturbed by a central point interaction in different dimensions

    NANOSYSTEMS-PHYSICS CHEMISTRY MATHEMATICS, Vol. 9, Núm. 2, pp. 179-186

  2. Spectroscopy of a one-dimensional V-shaped quantum well with a point impurity

    Annals of Physics, Vol. 389, pp. 48-62

2017

  1. On the spectrum of the one-dimensional schrödinger hamiltonian perturbed by an attractive gaussian potential

    Acta Polytechnica, Vol. 57, Núm. 6, pp. 385-390

  2. The behaviour of the three-dimensional Hamiltonian -Delta

    NANOSYSTEMS-PHYSICS CHEMISTRY MATHEMATICS, Vol. 8, Núm. 2, pp. 153-159