An experimental view on shape coexistence in nuclei

PE Garrett, M Zielińska, E Clément - Progress in Particle and Nuclear …, 2022 - Elsevier
Nuclear shape coexistence is the phenomenon in which distinct shapes occur within the
same nucleus and at a similar energy. In this work, we provide an overview of the …

[HTML][HTML] γ-γ fast timing with high-performance LaBr3 (Ce) scintillators

JM Régis, LM Fraile, M Rudigier - Progress in Particle and Nuclear Physics, 2024 - Elsevier
We present a review of the electronic γ-γ “fast-timing” technique in combination with LaBr 3
(Ce) scintillator detectors. The γ-γ fast-timing technique has increased in popularity since the …

Performance evaluation of novel LaBr3 (Ce) scintillator geometries for fast-timing applications

V Vedia, M Carmona-Gallardo, LM Fraile… - Nuclear Instruments and …, 2017 - Elsevier
We evaluate the performance of two LaBr 3 (Ce) crystals that were produced with special
geometries, aimed at enhancing the scintillation light collection and thus the time resolution …

decay study of the decay chain

M Stryjczyk, Y Tsunoda, IG Darby, H De Witte, J Diriken… - Physical Review C, 2018 - APS
Background: Shell evolution can impact the structure of the nuclei and lead to effects such
as shape coexistence. The nuclei around Ni 68 represent an excellent study case, however …

Evaluation of Beta-Delayed Neutron Emission Probabilities and Half-Lives for Z= 2–28

M Birch, B Singh, I Dillmann, D Abriola, TD Johnson… - Nuclear Data …, 2015 - Elsevier
We present an evaluation and compilation of β-delayed neutron probabilities and half-lives
for nuclei in the region Z= 2–28 (8 He–80 Ni). This article includes the recommended values …

Enhanced time response of 1-in. LaBr3 (Ce) crystals by leading edge and constant fraction techniques

V Vedia, H Mach, LM Fraile, JM Udías… - Nuclear Instruments and …, 2015 - Elsevier
We have characterized in depth the time response of three detectors equipped with
cylindrical LaBr 3 (Ce) crystals with dimensions of 1-in. in height and 1-in. in diameter, and …

Search for shape-coexisting states in from lifetime measurements

B Olaizola, LM Fraile, H Mach, A Poves, F Nowacki… - Physical Review C, 2017 - APS
The lifetime of the 0 3+ state in Ni 66, two neutrons below the N= 40 subshell gap, has been
measured. The transition B (E 2; 0 3+→ 2 1+) is one of the most hindered E 2 transitions in …

Fast-timing spectroscopy at ISOLDE

LM Fraile - Journal of Physics G: Nuclear and Particle Physics, 2017 - iopscience.iop.org
The advanced time-delayed $\beta\gamma\gamma $(t) method has been used at ISOLDE
since the relocation of the facility from the synchrocyclotron to the CERN proton synchrotron …

[HTML][HTML] First spectroscopy of 61Ti and the transition to the Island of Inversion at N= 40

K Wimmer, F Recchia, SM Lenzi, S Riccetto… - Physics Letters B, 2019 - Elsevier
Isomeric states in 59, 61 Ti have been populated in the projectile fragmentation of a 345
AMeV 238 U beam at the Radioactive Isotope Beam Factory. The decay lifetimes and …

[HTML][HTML] Decay properties of 68, 69, 70Mn: Probing collectivity up to N= 44 in Fe isotopic chain

G Benzoni, AI Morales, H Watanabe, S Nishimura… - Physics Letters B, 2015 - Elsevier
The β decays Mn 68→ Fe 68, Mn 69→ Fe 69 and Mn 70→ Fe 70 have been measured at
the RIBF facility at RIKEN using the EURICA γ spectrometer combined with an active stopper …