D. Torresi
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View article: Characterization of the gas tracker prototype of the new focal plane detector of theMAGNEX spectrometer for the NUMEN project
Characterization of the gas tracker prototype of the new focal plane detector of theMAGNEX spectrometer for the NUMEN project Open
The realization of a new focal plane detector for the MAGNEX large acceptance magnetic spectrometer (installed at the INFN-LNS laboratory) is one of the current focuses of the R&D activities within the NUMEN project. The project aims to pr…
View article: The multichannel approach within the NUMEN project: The <sup>18</sup>O + <sup>40</sup>Ca at 275 MeV case
The multichannel approach within the NUMEN project: The <sup>18</sup>O + <sup>40</sup>Ca at 275 MeV case Open
Different reactions channels induced by the 18O + 40Ca collisions at 275 MeV incident energy are analysed within a a multichannel approach. Experimental data from many reactions are simultaneously measured and a consistent analysis is perf…
View article: Status of the NUMEN Construction
Status of the NUMEN Construction Open
The NUMEN (NUclear Matrix Elements for Neutrinoless double beta decay) project at INFN-Laboratori Nazionali del Sud aims to extract quantitative information on the Nuclear Matrix Elements relevant to neutrinoless double beta decay, a key p…
View article: Recent results on elastic scattering and single-neutron stripping reaction in the 18O+48Ti collision at 275 MeV
Recent results on elastic scattering and single-neutron stripping reaction in the 18O+48Ti collision at 275 MeV Open
A global study of the 18O+48Ti collision at 275 MeV was carried out within the NUMEN and NURE experimental campaigns by measuring the complete net of nuclear reactions which may be involved in the 48Ti→48Ca double charge exchange transitio…
View article: Recent results in the study of the 20Ne + 130Te collision within the NUMEN project and future perspectives
Recent results in the study of the 20Ne + 130Te collision within the NUMEN project and future perspectives Open
The NUMEN (Nuclear Matrix Elements for Neutrinoless double beta decay) project aims to investigate specific heavy–ion double charge exchange reactions to provide experimentally data driven information about nuclear matrix elements of inter…
View article: Multinucleon Transfer Reactions in the 70Zn (15 MeV/nucleon) + 64Ni System: Detailed Studies of the Reaction Mechanism
Multinucleon Transfer Reactions in the 70Zn (15 MeV/nucleon) + 64Ni System: Detailed Studies of the Reaction Mechanism Open
The present work constitutes one of the few high-resolution mass spectrometric studies in the energy range of 15–25 MeV/nucleon in order to produce and identify neutron-rich projectile-like fragments from the reaction of 70Zn (15 MeV/nucle…
View article: Interplay of nuclear structure and dynamics with light exotic beams: The study of the reactions <sup>8</sup>B+<sup>64</sup>Zn and <sup>9</sup>Li-<sup>4</sup>He
Interplay of nuclear structure and dynamics with light exotic beams: The study of the reactions <sup>8</sup>B+<sup>64</sup>Zn and <sup>9</sup>Li-<sup>4</sup>He Open
This paper reports on investigations of elastic scattering reactions involving both, one proton-rich and one neutron-rich radioactive nuclei, 8 B and 9 Li respectively. These investigations highlighted the effects that the peculiar nuclear…
View article: Experimental and theoretical multichannel study of direct nuclear reactions: A tool to provide data driven information on neutrino-less double-beta decay
Experimental and theoretical multichannel study of direct nuclear reactions: A tool to provide data driven information on neutrino-less double-beta decay Open
The search for neutrino-less double beta decay has attracted much interest in the last years due to the extraordinary consequences that could derive from its observation. In the view to provide experimental information on the nuclear matri…
View article: The multichannel experimental and theoretical study of the <sup>12</sup>C(<sup>18</sup>O,<sup>18</sup>F)<sup>12</sup>B single charge exchange reaction mechanism
The multichannel experimental and theoretical study of the <sup>12</sup>C(<sup>18</sup>O,<sup>18</sup>F)<sup>12</sup>B single charge exchange reaction mechanism Open
The study of a network of nuclear reactions populated in the 18 O + 12 C collision is the main topic of the present paper. It was performed to test nuclear structure and reaction theories in describing the full reaction mechanism occurring…
View article: Multinucleon Transfer Studies of the <sup>70</sup>Zn (15 MeV/nucleon) + <sup>64</sup>Ni System with Focus on Excitation Energy Distributions
Multinucleon Transfer Studies of the <sup>70</sup>Zn (15 MeV/nucleon) + <sup>64</sup>Ni System with Focus on Excitation Energy Distributions Open
Existing high-resolution experimental data collected with the MAGNEX spectrometer were analyzed to investigate peripheral collisions of medium-mass nuclei from the reaction 70 Zn (15 MeV/nucleon) + 64 Ni. The main focus of this work was to…
View article: Study of single-nucleon transfer reactions in the <sup>18</sup>O+<sup>48</sup>Ti collision at 275 MeV
Study of single-nucleon transfer reactions in the <sup>18</sup>O+<sup>48</sup>Ti collision at 275 MeV Open
The study of single-nucleon transfer reactions for the 18 O+ 48 Ti system was pursued at the energy of 275 MeV as part of a more systematic study which is undertaken within the NUMEN and NURE experimental campaigns. The aim is to measure t…
View article: Probing the properties of the 0<sup>+</sup><sub>2</sub> state of <sup>4</sup>He via <sup>4</sup>He + <sup>4</sup>He elastic and exclusive inelastic scattering measurements
Probing the properties of the 0<sup>+</sup><sub>2</sub> state of <sup>4</sup>He via <sup>4</sup>He + <sup>4</sup>He elastic and exclusive inelastic scattering measurements Open
The 4 He+ 4 He inelastic scattering was experimentally investigated in an exclusive measurement at the MAGNEX facility of INFN - LNS, aiming at characterizing the 0 + 2 resonant state of 4 He. Both the 4 He+ 4 He→ 4 He+ 4 He ∗ → 4 He+ 3 H+…
View article: Recent results on the analysis of the <sup>18</sup>O+<sup>48</sup>Ti collision at 275 MeV: Single charge exchange reaction
Recent results on the analysis of the <sup>18</sup>O+<sup>48</sup>Ti collision at 275 MeV: Single charge exchange reaction Open
The present work is inherent to the NUMEN project that aims at providing data-driven information for the nuclear matrix elements of the neutrinoless double beta decay through the study of heavy-ion induced double charge exchange reactions.…
View article: A multi–channel study of the <sup>20</sup>Ne + <sup>130</sup>Te system within the NUMEN project
A multi–channel study of the <sup>20</sup>Ne + <sup>130</sup>Te system within the NUMEN project Open
The NUMEN project aims to measure specific reaction cross sections to provide experimentally driven information about nuclear matrix elements of interest in the context of neutrinoless double beta decay (0 νββ ). In particular, it was prop…
View article: Investigating the pygmy dipole resonance in <sup>96</sup>Mo using the (p,d) reaction
Investigating the pygmy dipole resonance in <sup>96</sup>Mo using the (p,d) reaction Open
The pygmy dipole resonance (PDR) thus far has been described microscopically as a cluster of 1 − states around the neutron separation energy (S n ). This study is an attempt to probe the nature of the PDR, specifically the single-particle …
View article: Experimental and theoretical multi-channel study of direct nuclear reactions: a tool to provide data driven information on the <sup>76</sup>Ge neutrino-less double-beta decay
Experimental and theoretical multi-channel study of direct nuclear reactions: a tool to provide data driven information on the <sup>76</sup>Ge neutrino-less double-beta decay Open
The study of heavy-ions induced double charge-exchange (HI-DCE) nuclear reactions is a promising way to access data-driven information on neutrino-less double-beta decay nuclear matrix elements. In the following, particular attention is gi…
View article: New high intensity Heavy - Ion beams @ INFN-LNS: NUMEN project status and perspective
New high intensity Heavy - Ion beams @ INFN-LNS: NUMEN project status and perspective Open
The upgrade project POTLNS to produce high-intensity beams has already started at INFN- Laboratori Nazionali del Sud in Catania (Italy). The POTLNS project was triggered by the NUMEN physics case that aims to provide experimental informati…
View article: Revisiting the <sup>4</sup>He(<sup>4</sup>He,<sup>4</sup>He)<sup>4</sup>He* inelastic scattering at the MAGNEX facility
Revisiting the <sup>4</sup>He(<sup>4</sup>He,<sup>4</sup>He)<sup>4</sup>He* inelastic scattering at the MAGNEX facility Open
The 4 He( 4 He, 4 He) 4 He* inelastic scattering was investigated at the MAGNEX facility of INFN - LNS, aiming at shedding light on the characteristics of the isoscalar monopole resonance of 4 He which lies at an energy slightly higher tha…
View article: Double charge-exchange reactions for the nuclear matrix elements of neutrinoless double beta decay
Double charge-exchange reactions for the nuclear matrix elements of neutrinoless double beta decay Open
Double charge exchange (DCE) reactions induced by heavy ions are crucial tools to access information relevant for neutrinoless double beta decay nuclear matrix elements. In this context the NUMEN project aims to investigate, for each syste…
View article: The NUMEN project: probing nuclear response to weak interaction by nuclear reactions
The NUMEN project: probing nuclear response to weak interaction by nuclear reactions Open
Different reactions channels induced by the 18 O + 40 Ca collisions at 275 MeV incident energy are simultaneously measured and analysed consistently within the same reaction and structure frameworks within the NUMEN project. The project ai…
View article: Recent results on the analysis of the <sup>48</sup>Ti(<sup>18</sup>O, <sup>20</sup>Ne)<sup>46</sup>Ca reaction at 275 MeV
Recent results on the analysis of the <sup>48</sup>Ti(<sup>18</sup>O, <sup>20</sup>Ne)<sup>46</sup>Ca reaction at 275 MeV Open
The 18 O+ 48 Ti reaction was studied at the energy of 275 MeV for the first time under the NUMEN and NURE experimental campaigns with the aim of investigating the complete reaction network potentially involved in the 48 Ti→ 48 Ca double ch…
View article: Recent Progress in the Study of the Reaction 70Zn (15 MeV/nucleon) + 64Ni with the MAGNEX Spectrometer
Recent Progress in the Study of the Reaction 70Zn (15 MeV/nucleon) + 64Ni with the MAGNEX Spectrometer Open
The present paper is focused on our recent efforts to study the production and identification of neutron-rich medium-mass rare isotopes from peripheral reactions at beam energies around and below the Fermi energy. We obtained high-quality …
View article: Heavy-ion induced quasi-elastic reactions in view of the NUMEN project
Heavy-ion induced quasi-elastic reactions in view of the NUMEN project Open
Double charge exchange (DCE) reactions induced by heavy ions and other direct reactions characterized by same projectile and target are crucial tools to access information relevant for neutrinoless double beta decay nuclear matrix elements…
View article: Multi-channel experimental and theoretical approach to study the <sup>12</sup>C(<sup>18</sup>O,<sup>18</sup>F)<sup>12</sup>B single charge exchange reaction
Multi-channel experimental and theoretical approach to study the <sup>12</sup>C(<sup>18</sup>O,<sup>18</sup>F)<sup>12</sup>B single charge exchange reaction Open
The broad network of nuclear reactions populated in the 18 O + 12 C collision was studied to test the capability of state-of-art nuclear structure and reaction theories to describe both the direct and sequential components of the ( 18 O, 1…
View article: Study of the one-neutron transfer reaction in <sup>18</sup>O + <sup>76</sup>Se collision at 275 MeV in the context of the NUMEN project
Study of the one-neutron transfer reaction in <sup>18</sup>O + <sup>76</sup>Se collision at 275 MeV in the context of the NUMEN project Open
Heavy-ion one-nucleon transfer reactions are promising tools to investigate single-particle configurations in nuclear states, with and without the excitation of the core degrees of freedom. An accurate determination of the spectroscopic am…
View article: Recent THM investigations on neutron induced reactions at astrophysical energies
Recent THM investigations on neutron induced reactions at astrophysical energies Open
Neutron induced reactions on stable and unstable nuclei play a significant role in the nucleosynthesis of the elements in the cosmos. In the last years, several efforts have been made to investigate the possibility of applying the Trojan H…
View article: Towards the integration of the NUMEN experiment
Towards the integration of the NUMEN experiment Open
The most promising probe to establish the Majorana or Dirac nature of the neutrino is the neutrinoless double beta decay and the effective neutrino mass would be evaluated by the knowledge of the corresponding nuclear matrix elements. Also…
View article: Measurements of projectile fragments from 70 Zn (15 MeV/nucleon) + 64 Ni collisions with the MAGNEX spectrometer at INFN-LNS
Measurements of projectile fragments from 70 Zn (15 MeV/nucleon) + 64 Ni collisions with the MAGNEX spectrometer at INFN-LNS Open
The present work is focused on our efforts to produce and identify neutron-richrare isotopes from peripheral reactions below the Fermi energy. High-quality experimental data were obtained from a recent experiment with the MAGNEX spectromet…
View article: A focus on selected perspectives of the NUMEN project
A focus on selected perspectives of the NUMEN project Open
The use of double charge exchange reactions is discussed in view of their application to extract information that may be helpful to determinate the nuclear matrix elements entering in the expression of neutrinoless double beta decay half-l…