253 citations · 3.1k across the 71 of their papers we have counts for
60 papers · 1 filter
Beyond Sphericity in a Semi-Magic Nucleus: Multiple-Shape Coexistence in Sn
Marco Siciliano, Marco Rocchini, Tomás R. Rodríguez +43
The study of nuclear shape evolution and coexistence provides key insight into the nuclear interaction, particularly in semi-magic systems expected to be spherical. A high-precisio…
Advances in Radiative Capture Studies at LUNA with a Segmented BGO Detector
Jakub Skowronski, Riccardo Maria Gesuè, Axel Boeltzig +43
Studies of charged-particle reactions for low-energy nuclear astrophysics require high sensitivity, which can be achieved by means of detection setups with high efficiency and low…
Status and future directions for direct cross-section measurements of the 13C(a,n)16O reaction for astrophysics
L. Csedreki, Gy. Gyürky, D. Rapagnani +45
The 13C(a,n)16O reaction is the main neutron source of the s-process taking place in thermally pulsing AGB stars and it is one of the main candidate sources of neutrons for the i-p…
Fusion of 12C+28Si at deep sub-barrier energies
A. M. Stefanini, G. Montagnoli, M. Del Fabbro +97
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 astrophysic…
Direct proton transfer on Ar supports the presence of a charge density bubble linked to a novel nuclear structure below Ca
Daniele Brugnara, Andrea Gottardo, Marlene Assiè +76
The Ar(He,d)K reaction was performed in inverse kinematics using a radioactive Ar beam produced by the SPIRAL1 facility at GANIL and a cryogenic He t…
Shape evolution in even-mass Zr isotopes via lifetime measurements using the -coincidence technique
G. Pasqualato, S. Ansari, J. S. Heines +82
The Zirconium (Z = 40) isotopic chain has attracted interest for more than four decades. The abrupt lowering of the energy of the first state and the increase in the transiti…
Probing exotic cross-shell interactions at N=28 with single-neutron transfer on 47K
C. J. Paxman, A. Matta, W. N. Catford +76
We present the first measurement of the K()K transfer reaction, performed in inverse kinematics using a reaccelerated beam of K. The level scheme of $^{4…
High-precision spectroscopy of O benchmarking ab-initio calculations in light nuclei
I. Zanon, E. Clément, A. Goasduff +78
The excited states of unstable O were investigated via -ray spectroscopy following the OO reaction at 8 MeV. By exploiting the Doppler Shift Attenua…
New proton-capture rates on carbon isotopes and their impact on the astrophysical ratio
J. Skowronski, A. Boeltzig, G. F. Ciani +43
The ratio is a significant indicator of nucleosynthesis and mixing processes during hydrogen burning in stars. Its value mainly depends on the…
Search for Na in novae supported by a novel method for measuring femtosecond nuclear lifetimes
C. Fougères, F. de Oliveira Santos, J. José +58
Classical novae are thermonuclear explosions in stellar binary systems, and important sources of Al and Na. While gamma rays from the decay of the former radioisotope…
Narrow resonances in the continuum of the unbound nucleus F
V. Girard-Alcindor, A. Mercenne, I. Stefan +100
The structure of the unbound F nucleus is investigated using the inverse kinematics resonant scattering of a radioactive O beam impinging on a CH target. The anal…
Direct measurement of the 13C(α,n)16O cross section into the s-process Gamow peak
G. F. Ciani, L. Csedreki, D. Rapagnani +45
One of the main neutron sources for the astrophysical s-process is the reaction 13C(α,n)16O, taking place in thermally pulsing Asymptotic Giant Branch stars at temperatures around…
Evidence for enhanced neutron-proton correlations from the level structure of the nucleus Tc
X. Liu, B. Cederwall, C. Qi +69
The low-lying excited states in the neutron-deficient nucleus Tc have been studied via the fusion-evaporation reaction Fe(Ar, )$…
Manifestation of the Berry phase in the atomic nucleus Pb
J. J. Valiente-Dobón, A. Gottardo, G. Benzoni +57
The neutron-rich Pb isotope was produced in the fragmentation of a primary 1 GeV U beam, separated in FRS in mass and atomic number, and then implanted for isom…
Shape coexistence in the neutron-deficient Hg investigated via lifetime measurements
M. Siciliano, I. Zanon, A. Goasduff +41
Shape coexistence in the region has been established in mercury, lead and polonium isotopes. Even-even mercury isotopes with present multiple f…
Testing ab initio nuclear structure in neutron-rich nuclei: lifetime measurements of second 2+ states in 16C and 20O
M. Ciemala, S. Ziliani, F. C. L. Crespi +91
To test the predictive power of ab initio nuclear structure theory, the lifetime of the second 2+ state in neutron-rich 20O, tau(2+_2 ) = 150(+80-30) fs, and an estimate for the li…
Effects of one valence proton on seniority and angular momentum of neutrons in neutron-rich Sb isotopes
S. Biswas, A. Lemasson, M. Rejmund +58
The neutron-rich Sb isotopes were produced as fission fragments in the reaction Be(U,~f) with 6.2 MeV/u beam energy. An unique setup, consisting of AGATA,…
Pairing-quadrupole interplay in the neutron-deficient tin nuclei: first lifetime measurements of low-lying states in Sn
M. Siciliano, J. J. Valiente-Dobón, A. Goasduff +67
The lifetimes of the low-lying excited states and have been directly measured in the neutron-deficient Sn isotopes. The nuclei were populated via a deep-ine…
High resolution -ray spectroscopy using GALILEO array
D. Testov, J. J. Valiente-Dobón, D. Mengoni +36
The GALILEO -ray spectrometer has been constructed at the Legnaro National Laboratory of INFN (LNL-INFN). It can be coupled to advanced ancillary devices which allows nuclear st…
Direct capture cross section and the = 71 and 105 keV resonances in the Ne()Na reaction
F. Ferraro, M. P. Takács, D. Piatti +41
The Ne()Na reaction, part of the neon-sodium cycle of hydrogen burning, may explain the observed anticorrelation between sodium and oxygen abundances in globular…
Effect of beam energy straggling on resonant yield in thin gas targets: The cases Ne(p,γ)Na and N(p,γ)O
D. Bemmerer, F. Cavanna, R. Depalo +25
When deriving resonance strengths using the thick-target yield approximation, for very narrow resonances it may be necessary to take beam energy straggling into account. This appli…
Search for time modulations in the decay constant of 40K and 226Ra at the underground Gran Sasso Laboratory
E. Bellotti, C. Broggini, G. Di Carlo +2
Time modulations at per mil level have been reported to take place in the decay constant of several nuclei with period of one year (most cases) but also of about one month or one d…
A high-efficiency gas target setup for underground experiments, and redetermination of the branching ratio of the 189.5 keV resonance
F. Ferraro, M. P. Takács, D. Piatti +42
The experimental study of nuclear reactions of astrophysical interest is greatly facilitated by a low-background, high-luminosity setup. The Laboratory for Underground Nuclear Astr…
Direct measurement of low-energy Ne(p,)Na resonances
R. Depalo, F. Cavanna, M. Aliotta +30
The Ne(p,)Na reaction is the most uncertain process in the neon-sodium cycle of hydrogen burning. At temperatures relevant for nucleosynthesis in asymptotic giant…