SILVESTRO
FASSARI
Investigador en el periodo 2017-2018
Publicaciones (17) Publicaciones de SILVESTRO FASSARI
2024
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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
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On Hermite Functions, Integral Kernels, and Quantum Wires
Mathematics, Vol. 10, Núm. 16
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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
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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
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The Schrödinger particle on the half-line with an attractive δ -interaction: bound states and resonances
European Physical Journal Plus, Vol. 136, Núm. 6
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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
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The quantum harmonic oscillator and catalan's constant
Reports on Mathematical Physics, Vol. 88, Núm. 2, pp. 195-202
2020
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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
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The two lowest eigenvalues of the harmonic oscillator in the presence of a Gaussian perturbation
European Physical Journal Plus, Vol. 135, Núm. 9
2019
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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
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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
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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
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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
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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
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Spectroscopy of a one-dimensional V-shaped quantum well with a point impurity
Annals of Physics, Vol. 389, pp. 48-62
2017
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On the spectrum of the one-dimensional schrödinger hamiltonian perturbed by an attractive gaussian potential
Acta Polytechnica, Vol. 57, Núm. 6, pp. 385-390
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The behaviour of the three-dimensional Hamiltonian -Delta
NANOSYSTEMS-PHYSICS CHEMISTRY MATHEMATICS, Vol. 8, Núm. 2, pp. 153-159