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Fabio Rinaldi
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A remarkable spectral feature of the Schr÷dinger Hamiltonian of the harmonic oscillator perturbed by an attractive δ′-interaction centred at the origin: double degeneracy andá…
S Albeverio, S Fassari, F Rinaldi
Journal of Physics A: Mathematical and Theoretical 46 (38), 385305, 2013
582013
On the spectrum of the Schrdinger Hamiltonian of the one-dimensional harmonic oscillator perturbed by two identical attractive point interactions
S Fassari, F Rinaldi
Reports on Mathematical Physics 69 (3), 353-370, 2012
432012
The Hamiltonian of the harmonic oscillator with an attractive-interaction centred at the origin as approximated by the one with a triple of attractive-interactions
S Albeverio, S Fassari, F Rinaldi
Journal of Physics A: Mathematical and Theoretical 49 (2), 025302, 2015
382015
On the spectrum of the Schr÷dinger Hamiltonian with a particular configuration of three one-dimensional point interactions
S Fassari, F Rinaldi
Reports on Mathematical Physics 64 (3), 367-393, 2009
322009
The discrete spectrum of the spinless one-dimensional Salpeter Hamiltonian perturbed by δ-interactions*
S Albeverio, S Fassari, F Rinaldi
Journal of Physics A: Mathematical and Theoretical 48 (18), 5301-5325, 2015
302015
Spectral properties of a symmetric three-dimensional quantum dot with a pair of identical attractive δ-impurities symmetrically situated around the origin II
S Albeverio, S Fassari, F Rinaldi
НАНОСИСТЕМЫ: ФИЗИКА, ХИМИЯ, МАТЕМАТИКА 7 (5), 803-815, 2016
232016
Spectral properties of a symmetric three-dimensional quantum dot with a pair of identical attractive δ-impurities symmetrically situated around the origin
S Albeverio, S Fassari, F Rinaldi
Наносистемы: физика, химия, математика 7 (2), 268-289, 2016
232016
The Birman-Schwinger operator for a parabolic quantum well in a zero-thickness layer in the presence of a two-dimensional attractive Gaussian impurity
S Albeverio, S Fassari, M Gadella, LM Nieto, F Rinaldi
Frontiers in Physics 7, 102, 2019
132019
Level crossings of eigenvalues of the Schr÷dinger Hamiltonian of the isotropic harmonic oscillator perturbed by a central point interaction in different dimensions
S Fassari, M Gadella, ML Glasser, LM Nieto, F Rinaldi
Наносистемы: физика, химия, математика 9 (2), 179-186, 2018
122018
Spectral properties of the two-dimensional Schr÷dinger Hamiltonian with various solvable confinements in the presence of a central point perturbation
S Fassari, M Gadella, ML Glasser, LM Nieto, F Rinaldi
Physica Scripta 94 (5), 055202, 2019
112019
On the spectrum of the one-dimensional Schr÷dinger Hamiltonian perturbed by an attractive Gaussian potential
S Fassari, M Gadella Urquiza, LM Nieto Calzada, F Rinaldi
112017
On some potential applications of the heat equation with a repulsive point interaction to derivative pricing
S Fassari, F Rinaldi
Rendiconti di Matematica, Serie VII Volume 31, 35-52, 2011
112011
A note on the discrete spectrum of Gaussian wells (I): the ground state energy in one dimension
G Muchatibaya, S Fassari, F Rinaldi, J Mushanyu
Advances in Mathematical Physics 2016 ((2016)), 4, 2016
82016
Saggi sulla metodologia della ricerca in economia
R Masera
Gangemi Editore spa, 2016
82016
The two lowest eigenvalues of the harmonic oscillator in the presence of a Gaussian perturbation
S Fassari, LM Nieto, F Rinaldi
The European Physical Journal Plus 135 (9), 728, 2020
62020
On the behaviour of the two-dimensional hamiltonian as the distance between the two centres vanishes
S Fassari, I Popov, F Rinaldi
Physica Scripta 95 (7), 075209, 2020
62020
Exact calculation of the trace of the Birman-Schwinger operator of the one-dimensional harmonic oscillator perturbed by an attractive Gaussian potential
S Fassari, F Rinaldi
Наносистемы: физика, химия, математика 10 (6), 608-615, 2019
62019
The behaviour of the three-dimensional Hamiltonian−∆+ λ [δ (x+ x0)+ δ (x− x0)] as the distance between the two centres vanishes
S Albeverio, S Fassari, F Rinaldi
NANOSYSTEMS: PHYSICS, CHEMISTRY, MATHEMATICS, 2017, 8 (2), P. 153–159 8 (2á…, 2017
6*2017
The spectrum of the Schr÷dinger–Hamiltonian for trapped particles in a cylinder with a topological defect perturbed by two attractive delta interactions
F Silvestro, R Fabio, V Stefano
International Journal of Geometric Methods in Modern Physics 15 (08), 1850135, 2018
52018
Easy Call/Put. Guida all'analisi tecnica dei derivati finanziari e relative applicazioni in Visual C++. Con CD-ROM
F Rinaldi, S Fassari
Armando Editore, 2007
32007
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