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View article: Fusion of 12C+28Si at deep sub-barrier energies
Fusion of 12C+28Si at deep sub-barrier energies Open
The existence of fusion hindrance is not well established in light heavy-ion systems. Studying slightly heavier cases allows extrapolating the trend to light systems of astrophysical interest. Fusion of 12C + 28Si has been measured down to…
View article: An asymmetric fission island driven by shell effects in light fragments
An asymmetric fission island driven by shell effects in light fragments Open
Nuclear fission leads to the splitting of a nucleus into two fragments 1,2 . Studying the distribution of the masses and charges of the fragments is essential for establishing the fission mechanisms and refining the theoretical models 3,4 …
View article: Some aspects of the quenching of single-particle strength in atomic nuclei
Some aspects of the quenching of single-particle strength in atomic nuclei Open
In this article, we discuss some aspects of the quenching of the single-particle strength with emphasis on the isospin dependence of long- and short-range correlations. A phenomenological analysis that connects recent Jefferson Laboratory …
View article: Precise measurement of nuclear interaction cross sections towards neutron-skin determination with R3B
Precise measurement of nuclear interaction cross sections towards neutron-skin determination with R3B Open
The R3B (Reactions with Relativistic Radioactive Beams) experiment as a major instrument of the NUSTAR collaboration for the research facility FAIR in Darmstadt is designed for kinematically complete studies of reactions with high-energy r…
View article: Evolution of two-neutrons configuration from 11Li to 13Li
Evolution of two-neutrons configuration from 11Li to 13Li Open
In this work we investigate the two-neutron decay of 13Li and of the excited states of 11Li populated via one-proton removal from 14Be and 12Be, respectively. A phenomenological model is used to describe the decay of 11Li and 13Li. While t…
View article: Lifetimes of excited states in $$^{16}$$C as a benchmark for ab initio developments
Lifetimes of excited states in $$^{16}$$C as a benchmark for ab initio developments Open
Lifetimes of higher-lying states ( $$2_2^+$$ and $$4_1^+$$ ) in $$^{16}$$ C have been measured, employing the Gammasphere and Microball detector arrays, as key observables to test and refine ab initio calculations based on int…
View article: Magicity versus superfluidity around $^{28}$O viewed from the study of\n $^{30}$F
Magicity versus superfluidity around $^{28}$O viewed from the study of\n $^{30}$F Open
The neutron-rich unbound fluorine isotope $^{30}$F$_{21}$ has been observed\nfor the first time by measuring its neutron decay at the SAMURAI spectrometer\n(RIBF, RIKEN) in the quasi-free proton knockout reaction of $^{31}$Ne nuclei at\n23…
View article: New insight into knockout reactions from the two-proton halo nucleus <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Ne</mml:mi><mml:mprescripts/><mml:none/><mml:mn>17</mml:mn></mml:mmultiscripts></mml:math>
New insight into knockout reactions from the two-proton halo nucleus Open
The unexplained disagreement in the dependence of spectroscopic factors (C2Sexp) on the binding energy obtained by nucleon knockout using different targets is still a puzzle that needs to be addressed. To find an explanation of this riddle…
View article: Mass, spectroscopy and two-neutron decay of $^{16}$Be
Mass, spectroscopy and two-neutron decay of $^{16}$Be Open
The structure and decay of the most neutron-rich beryllium isotope, $^{16}$Be, has been investigated following proton knockout from a high-energy $^{17}$B beam. Two relatively narrow resonances were observed for the first time, with energi…
View article: Relativistic Coulomb Excitation of \(^{124}\)Sn
Relativistic Coulomb Excitation of \(^{124}\)Sn Open
The Coulomb excitation of 124, 128, 130, 132, 134Sn isotopes in the electric field of a Pb target have been studied using the R3B setup as a part of the FAIR Phase-0 program. The experiment was motivated by the possibility of using the nuc…
View article: Measurements of the Reaction Cross Sections of Neutron-rich Sn Isotopes at the R\(^3\)B Setup
Measurements of the Reaction Cross Sections of Neutron-rich Sn Isotopes at the R\(^3\)B Setup Open
A fundamental framework to describe nuclear matter as a function of pressure and nuclear isospin asymmetry is the nuclear Equation of State (EoS). Constraining the parameters of the EoS is one of the central issues in nuclear physics, espe…
View article: Publisher Correction: First observation of 28O
Publisher Correction: First observation of 28O Open
View article: Searching for universality of dineutron correlation at the surface of Borromean nuclei
Searching for universality of dineutron correlation at the surface of Borromean nuclei Open
The dineutron correlation is systematically studied in three different Borromean nuclei near the neutron dripline, 11Li, 14Be and 17B, via the (p, pn) knockout reaction measured at the RIBF facility in RIKEN. For the three nuclei, the corr…
View article: Intruder configurations in $^{29}$Ne at the transition into the island of inversion: Detailed structure study of $^{28}$Ne
Intruder configurations in $^{29}$Ne at the transition into the island of inversion: Detailed structure study of $^{28}$Ne Open
Detailed $γ$-ray spectroscopy of the exotic neon isotope $^{28}$Ne has been performed for the first time using the one-neutron removal reaction from $^{29}$Ne on a liquid hydrogen target at 240~MeV/nucleon. Based on an analysis of parallel…
View article: Quasi-free (p,2p) reactions in inverse kinematics for studying the fission yield dependence on temperature
Quasi-free (p,2p) reactions in inverse kinematics for studying the fission yield dependence on temperature Open
Despite the recent experimental and theoretical progress in the investigation of the nuclear fission process, a complete description still represents a challenge in nuclear physics because it is a very complex dynamical process, whose desc…
View article: Searching for universality of dineutron correlation at the surface of Borromean nuclei
Searching for universality of dineutron correlation at the surface of Borromean nuclei Open
The dineutron correlation is systematically studied in three different\nBorromean nuclei near the neutron dripline, 11Li, 14Be and 17B, via the (p, pn)\nknockout reaction measured at the RIBF facility in RIKEN. For the three nuclei,\nthe c…
View article: Unexpected distribution of ν1f7/2 strength in Ca 49
Unexpected distribution of ν1f7/2 strength in Ca 49 Open
The calcium isotopes have emerged as a critical testing ground for new microscopically derived shell-model interactions, and a great deal of experimental and theoretical focus has been directed toward this region. We investigate the relati…
View article: Intruder configurations of excited states in the neutron-rich isotopes P 33 and P 34
Intruder configurations of excited states in the neutron-rich isotopes P 33 and P 34 Open
Excited states in the neutron-rich isotopes P33 and P34 were populated by the O18+O18 fusion-evaporation reaction at Elab=24 MeV. The Gammasphere array was used along with the Microball particle detector array to detect γ transitions in co…
View article: Cross-shell excitations in Si 31
Cross-shell excitations in Si 31 Open
The Si31 nucleus was produced through the O18(O18, αn) fusion-evaporation reaction at Elab=24MeV. Evaporated α particles from the reaction were detected and identified in the Microball detector array for channel selection. Multiple γ-ray c…
View article: Fission studies in inverse kinematics with the R<sup>3</sup>B setup
Fission studies in inverse kinematics with the R<sup>3</sup>B setup Open
Nuclear fission is a complex dynamical process, whose description involves the coupling between intrinsic and collective degrees of freedom, as well as different quantum-mechanical phenomena. For this reason, to this day it still lacks a s…
View article: Coulomb dissociation of <sup>16</sup>O into <sup>4</sup>He and <sup>12</sup>C
Coulomb dissociation of <sup>16</sup>O into <sup>4</sup>He and <sup>12</sup>C Open
We measured the Coulomb dissociation of 16 O into 4 He and 12 C within the FAIR Phase-0 program at GSI Helmholtzzentrum für Schwerionenforschung Darmstadt, Germany. From this we will extract the photon dissociation cross section 16 O(α,γ) …
View article: Comprehensive investigation of fission yields by using spallation- and (p,2p)- induced fission reactions in inverse kinematics
Comprehensive investigation of fission yields by using spallation- and (p,2p)- induced fission reactions in inverse kinematics Open
In the last decades, measurements of spallation, fragmentation and Coulex induced fission reactions in inverse kinematics have provided valuable data to accurately investigate the fission dynamics and nuclear structure at large deformations …
View article: Study of multinucleon knockout reactions of exotic nuclei in the region of Sn
Study of multinucleon knockout reactions of exotic nuclei in the region of Sn Open
The experimental data collected during the S515 experiment performed by the R 3 B collaboration at GSI/FAIR represent a great opportunity to investigate nucleon knockout reactions of exotic nuclei in the region of Sn using complete kinemat…
View article: Study of (p,2p) fission reactions in inverse kinematics using the R3B set-up
Study of (p,2p) fission reactions in inverse kinematics using the R3B set-up Open
A new experimental fission approach is presented in the context of the R 3 B (Reactions with Relativistic Radioactive Beams) collaboration, at the GSI/FAIR facility, in which knockout reactions in inverse kinematics are used to induce fiss…