activity
20112026
most citedNi revealed as a doubly magic stronghold against nuclear deformation

189 citations · 765 across the 19 of their papers we have counts for

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19 papers · 1 filter

nucl-ex2026

Probing the Size of Neutron and Proton Single-Particle Orbitals from Nucleon Knockout Reactions

M. Enciu, A. Obertelli, P. Doornenbal +83

The size of neutron and proton single-particle orbitals of Ca, Ca, Ca, and Sc were investigated via nucleon knockout reactions at 230 MeV/nucleon…

nucl-ex2024★ 6 cited

Spectroscopy of deeply bound orbitals in neutron-rich Ca isotopes

P. J. Li, J. Lee, P. Doornenbal +85

The calcium isotopes are an ideal system to investigate the evolution of shell structure and magic numbers. Although the properties of surface nucleons in calcium have been well st…

nucl-ex2023★ 19 cited

Level Structures of Ca Cast Doubt on a doubly magic Ca

S. Chen, F. Browne, P. Doornenbal +80

Gamma decays were observed in Ca and Ca following quasi-free one-proton knockout reactions from Sc beams at MeV/nucleon. For Ca, a …

nucl-ex2022★ 11 cited

A First Glimpse at the Shell Structure beyond Ca: Spectroscopy of K, Ca, and Ca

T. Koiwai, K. Wimmer, P. Doornenbal +80

States in the and 37 isotopes Ca have been populated by direct proton-induced nucleon removal reactions from Sc and Ca beams at the RIBF. In addit…

nucl-ex2021★ 12 cited

Investigation of the ground-state spin inversion in the neutron-rich 47,49Cl isotopes

B. D. Linh, A. Corsi, A. Gillibert +83

A first gamma-ray study of 47,49Cl spectroscopy was performed at the Radioactive Isotope Beam Factory with 50Ar projectiles at 217 MeV/nucleon, impinging on the liquid hydrogen tar…

nucl-ex2021★ 13 cited

Spectroscopy of Mg with knockout reactions

D. Bazin, N. Aoi, H. Baba +16

The structure of Mg was investigated by means of two knockout reactions, one-neutron removal from Mg and one-proton removal from Al. Using comparative analysis…

nucl-ex2020★ 18 cited

shell closure below calcium: Low-lying structure of Ar

M. L. Cortés, W. Rodriguez, P. Doornenbal +78

Low-lying excited states in the isotope Ar were investigated by in-beam -ray spectroscopy following proton- and neutron-knockout, multi-nucleon removal, and proton…

nucl-ex2020★ 25 cited

Shape coexistence revealed in the isotope Kr through inelastic scattering

K. Wimmer, T. Arici, W. Korten +41

The nucleus Kr has been studied by inelastic scattering at intermediate energies. Two targets, Be and Au, were used to extract the nuclear deformation…

nucl-ex2020★ 97 cited

A two-neutron halo is unveiled in F

S. Bagchi, R. Kanungo, Y. K. Tanaka +44

We report the measurement of reaction cross sections () of F with a carbon target at RIKEN. The unexpectedly large and derived matter radius…

nucl-ex2019★ 51 cited

Shell evolution of isotones towards Ca: First spectroscopy of Ti

M. L. Cortés, W. Rodriguez, P. Doornenbal +81

Excited states in the isotone Ti were populated via the VTi reaction at 200~MeV/u at the Radioactive Isotope Beam Factory and studied usin…

nucl-ex2019★ 189 cited

Ni revealed as a doubly magic stronghold against nuclear deformation

R. Taniuchi, C. Santamaria, P. Doornenbal +68

Nuclear magic numbers, which emerge from the strong nuclear force based on quantum chromodynamics, correspond to fully occupied energy shells of protons, or neutrons inside atomic…

nucl-ex2019★ 15 cited

Discovery of Br in secondary reactions of radioactive beams

K. Wimmer, P. Doornenbal, W. Korten +31

The proton-rich isotope 68Br was discovered in secondary fragmentation reactions of fast radioactive beams. Proton-rich secondary beams of 70,71,72Kr and 70Br, produced at the RIKE…

nucl-ex2018★ 81 cited

How Robust is the N = 34 Subshell Closure? First Spectroscopy of Ar

H. N. Liu, A. Obertelli, P. Doornenbal +77

The first -ray spectroscopy of Ar, with the neutron number N = 34, was measured using the K(p,2p) one-proton removal reaction at 210 MeV/u at the RIBF facili…

nucl-ex2018★ 22 cited

Shape coexistence and isospin symmetry in nuclei: Spectroscopy of the nucleus Kr

K. Wimmer, W. Korten, T. Arici +31

Excited states in the nucleus Kr have been populated using inelastic scattering of a radioactive Kr beam as well as one- and two-neutron removal reactions fr…

nucl-ex2018★ 7 cited

Spectroscopy of nuclei around Sn populated via two-neutron knockout reactions

A. Corsi, A. Obertelli, P. Doornenbal +27

We report on the in-beam gamma spectroscopy of Sn and Cd produced via two-neutron removal from carbon and CH targets at about 150 MeV/nucleon beam energy. New t…

nucl-ex2017★ 25 cited

Structure of 55Sc and development of the N=34 subshell closure

D. Steppenbeck, S. Takeuchi, N. Aoi +22

The low-lying structure of Sc has been investigated using in-beam -ray spectroscopy with the Be(Ti,Sc+) one-proton removal and Be(S…

nucl-ex2013★ 25 cited

Collectivity evolution in the neutron-rich Pd isotopes towards the N=82 shell closure

H. Wang, N. Aoi, S. Takeuchi +29

The neutron-rich, even-even 122,124,126Pd isotopes has been studied via in-beam gamma-ray spectroscopy at the RIKEN Radioactive Isotope Beam Factory. Excited states at 499(9), 590(…

nucl-ex2013★ 64 cited

Intermediate-energy Coulomb excitation of 104Sn: Moderate E2 strength decrease approaching 100Sn

P. Doornenbal, S. Takeuchi, N. Aoi +25

The reduced transition probability B(E2) of the first excited 2+ state in the nucleus 104Sn was measured via Coulomb excitation in inverse kinematics at intermediate energies. A va…

nucl-ex2011★ 85 cited

Structural evolution in the neutron-rich nuclei 106Zr and 108Zr

T. Sumikama, K. Yoshinaga, H. Watanabe +44

The low-lying states in 106Zr and 108Zr have been investigated by means of β-γ and isomer spectroscopy at the RI beam factory, respectively. A new isomer with a half-life of 620\pm…