activity
20152026
most citedNi revealed as a doubly magic stronghold against nuclear deformation

189 citations · 583 across the 16 of their papers we have counts for

collaborators

16 papers

nucl-ex2026

Electromagnetic transition strength in Ca: the lifetime of the state

S. Chen, M. Petri, S. Paschalis +36

High-resolution in-beam -ray spectroscopy of Ca was performed at the Radioactive Isotope Beam Factory (RIBF) at RIKEN. Excited states in Ca were populated via one-…

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

Isospin symmetry in the triplet

K. Wimmer, P. Ruotsalainen, S. M. Lenzi +44

Excited states in the nuclei Ga and Ge were populated in direct reactions of relativistic radioactive ion beams at the RIBF. Coincident \grays were meas…

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★ 4 cited

Persistence of the shell gap in isobars: Identification of a possible s isomer in Co and decay to Ni

S. Escrig, A. I. Morales, S. Nishimura +40

Background: The evolution of shell structure around doubly magic exotic nuclei is of great interest in nuclear physics and astrophysics. In the `southwest' region of Ni, the…

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★ 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-ex2020★ 36 cited

-Decay Half-Lives of 55 Neutron-Rich Isotopes beyond the N=82 Shell Gap

J. Wu, S. Nishimura, P. Möller +48

The -decay half-lives of 55 neutron-rich nuclei Sn, Sb, Te, I, Xe, Cs, Ba, La wer…

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-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-ex2017★ 26 cited

Is Seniority a Partial Dynamic Symmetry in the First Shell?

A. I. Morales, G. Benzoni, H. Watanabe +60

The low-lying structures of the midshell Ni isotopes Ni and Ni have been investigated at the RIBF facility in RIKEN within the EURICA collaboration. Previo…

nucl-ex2015★ 33 cited

Nuclear structure of 140Te with N = 88: Structural symmetry and asymmetry in Te isotopes with respect to the double-shell closure Z = 50 and N = 82

C. -B. Moon, P. Lee, C. S. Lee +42

We study for the first time the internal structure of 140Te through the beta-delayed gamma-ray spectroscopy of 140Sb. The very neutron-rich 140Sb, Z = 51 and N = 89, ions were prod…