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Listar por autor "Fortunato, Lorenzo"
Mostrando ítems 1-17 de 17
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Artículo
Coherent state approach to the interacting boson model: Test of its validity in the transitional region
Inci, I.; Alonso Alonso, Clara Eugenia; Arias Carrasco, José Miguel; Fortunato, Lorenzo; Vitturi, Andrea (The American Physical Society, 2009)The predictive power of the coherent state (CS) approach to the interacting boson model (IBM) is tested far from the IBM ...
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Artículo
Continuum discretised BCS approach for weakly bound nuclei
Alonso Alonso, Clara Eugenia; Fortunato, Lorenzo; Vitturi, Andrea; Lay Valera, José Antonio (IOP Publishing, 2016)The Bardeen-Cooper-Schrieffer (BCS) formalism is extended by including the single-particle continuum in order to analyse ...
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Description of continuum structures in a discrete basis: Three-body resonances and two-nucleon decays
Casal Berbel, Jesús; Rodríguez Gallardo, Manuela; Arias Carrasco, José Miguel; Gómez Camacho, Joaquín José; Fortunato, Lorenzo; Vitturi, Andrea (SciPost, 2020)Weakly bound and unbound three-body nuclei are studied by using the pseudostate method within the hyperspherical formalism. ...
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Artículo
Importance of the single-particle continuum in BCS pairing with a pseudostate basis
Lay Valera, José Antonio; Alonso Alonso, Clara Eugenia; Fortunato, Lorenzo; Vitturi, Andrea (EDP Sciences, 2016)In a recent work [arXiv:1510.03185] the use of the Transformed Harmonic Oscillator (THO) basis for the discretization of ...
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Artículo
Phase diagram for a cubic-Q interacting boson model Hamiltonian: Signs of triaxiality
Fortunato, Lorenzo; Alonso Alonso, Clara Eugenia; Arias Carrasco, José Miguel; García Ramos, José Enrique; Vitturi, Andrea (American Physical Society, 2011)An extension of the Interacting Boson Model that includes the cubic (QI×QI×Q I)(0) term is proposed. The potential energy ...
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Population of mixed-symmetry states via α transfer reactions
Alonso Alonso, Clara Eugenia; Arias Carrasco, José Miguel; Fortunato, Lorenzo; Pietralla, N.; Vitturi, Andrea (The American Physical Society, 2008)Within the neutron-proton interacting boson model we study the population of mixed-symmetry states via α transfer processes. ...
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Ponencia
Quantum phase transitions in odd-A nuclei: The effect of the odd particle from spherical to oblate shapes
Böyükata, Mahmut; Alonso Alonso, Clara Eugenia; Arias Carrasco, José Miguel; Fortunato, Lorenzo; Vitturi, Andrea (Institute of Physics Publishing, 2015)Quantum shape-phase transitions in odd-nuclei are investigated within the framework of the interacting boson-fermion model ...
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Quantum shape phase transitions from spherical to deformed for Bose-Fermi systems: the effect of the odd particle around the critical point
Böyükata, Mahmut; Alonso Alonso, Clara Eugenia; Arias Carrasco, José Miguel; Fortunato, Lorenzo; Vitturi, Andrea (EDP sciences, 2014)Quantum phase transitions in odd-nuclei are investigated within the framework of the interacting boson-fermion model with ...
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Artículo
Remarks on shape phase transitions in nuclei
Fortunato, Lorenzo; Vitturi, Andrea; Alonso Alonso, Clara Eugenia; Arias Carrasco, José Miguel (Institute of Physics Publishing, 2009)Various aspects of shape phase transitions in even as well as odd systems are reviewed. Firstly, the case of an odd j 3/2 ...
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Artículo
Review of critical point symmetries and shape phasetransitions within algebraic and collective models
Fortunato, Lorenzo; Alonso Alonso, Clara Eugenia; Arias Carrasco, José Miguel; Vitturi, Andrea (2012)Several aspect of shape phase transitions and critical point symmstries are reviewed inthis contribution within the ...
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Artículo
Shape phase transition in odd-even nuclei: From spherical to deformed γ -unstable shapes
Böyükata, Mahmut; Alonso Alonso, Clara Eugenia; Arias Carrasco, José Miguel; Fortunato, Lorenzo; Vitturi, Andrea (The American Physical Society, 2010)Shape phase transitions in odd-A nuclei are investigated within the framework of the interacting boson-fermion model. The ...
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Ponencia
Shape phase transitions and critical points
Alonso Alonso, Clara Eugenia; Arias Carrasco, José Miguel; Fortunato, Lorenzo; Vitturi, Andrea (American Institute of Physics, 2009)We investigate different aspects connected with shape phase transitions in nuclei and the possible occurrence of dynamical ...
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Artículo
Shape-phase transitions and two-particle transfer intensities
Alonso Alonso, Clara Eugenia; Fossion, R.; Arias Carrasco, José Miguel; Fortunato, Lorenzo; Vitturi, Andrea (The American Physical Society, 2007)In the light of renewed interest in experiments on two-particle transfer reactions, we study the evolution of the transfer ...
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TFF (v.4.1): A Mathematica Notebook for the Calculation of One- and Two-Neutron Stripping and Pick-Up Nuclear Reactions
Fortunato, Lorenzo; Inci, I.; Lay Valera, José Antonio; Vitturi, Andrea (MDPI, 2017)The program TFF calculates stripping single-particle form factors for one-neutron transfer in prior representation with ...
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Artículo
The 29F nucleus as a lighthouse on the coast of the island of inversio
Fortunato, Lorenzo; Casal Berbel, Jesús; Horiuchi, Wataru; Singh, Jagjit; Vitturi, Andrea (Springer Nature, 2020)The exotic, neutron-rich and weakly-bound isotope 29F stands out as a waymarker on the southern shore of the island of ...
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Two-particle transfer processes as a signature of shape phase transition in Zirconium isotopes
Lay Valera, José Antonio; Vitturi, Andrea; Fortunato, Lorenzo; Tsunoda, Yusuke; Togashi, Tomoaki; Otsuka, T. (Elsevier, 2023)We explore two-particle transfer reactions as a crucial probe of the occurrence of shape coexistence in shape phase ...
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Artículo
UBF(5) to SUBF(3) shape phase transition in odd nuclei for j=1/2, 3/2, and 5/2 orbits: The role of the odd particle at the critical point
Alonso Alonso, Clara Eugenia; Arias Carrasco, José Miguel; Fortunato, Lorenzo; Vitturi, Andrea (The American Physical Society, 2009)We investigate the phase transition in odd nuclei within the Interacting Boson Fermion Model in correspondence with the ...