Gamma-ray spectroscopy of fission fragments with state-of-the-art techniques

S Leoni, C Michelagnoli, JN Wilson - La Rivista del Nuovo Cimento, 2022 - Springer
The paper reviews recent developments in γ-ray spectroscopy of the neutron-rich fragments
produced in nuclear fission. This subject has been an intensive area of study spanning more …

EXILL—a high-efficiency, high-resolution setup for γ-spectroscopy at an intense cold neutron beam facility

M Jentschel, A Blanc, G De France… - Journal of …, 2017 - iopscience.iop.org
In the EXILL campaign a highly efficient array of high purity germanium (HPGe) detectors
was operated at the cold neutron beam facility PF1B of the Institut Laue-Langevin (ILL) to …

[HTML][HTML] Shell evolution beyond Z= 28 and N= 50: Spectroscopy of 81, 82, 83, 84Zn

CM Shand, Z Podolyak, M Górska, P Doornenbal… - Physics Letters B, 2017 - Elsevier
We report on the measurement of new low-lying states in the neutron-rich 81, 82, 83, 84 Zn
nuclei via in-beam γ-ray spectroscopy. These include the 4 1+→ 2 1+ transition in 82 Zn, the …

Shell-model based study of the direct capture in neutron-rich nuclei

K Sieja, S Goriely - The European Physical Journal A, 2021 - Springer
The radiative neutron capture rates for isotopes of astrophysical interest are commonly
calculated within the statistical Hauser–Feshbach reaction model. Such an approach …

High-resolution spectroscopy of neutron-rich Br isotopes and signatures for a prolate-to-oblate shape transition at

J Dudouet, G Colombi, D Reygadas Tello… - Physical Review C, 2024 - APS
The first systematic experimental study of the neutron-rich Br isotopes with two
complementary state-of-the-art techniques is presented. These isotopes were populated in …

First application of the Oslo method in inverse kinematics

VW Ingeberg, S Siem, M Wiedeking, K Sieja… - The European Physical …, 2020 - Springer
The γ γ-ray strength function (γ γ SF) and nuclear level density (NLD) have been extracted
for the first time from inverse kinematic reactions with the Oslo method. This novel technique …

Low spin structure of : Confirmation of collectivity at

T Materna, W Urban, K Sieja, U Köster, H Faust… - Physical Review C, 2015 - APS
The Se 86 nucleus has been investigated by γ-ray spectroscopy using an array of Ge
detectors placed at the exit of the fission-fragment mass separator Lohengrin of the Institut …

Transition probabilities in neutron-rich

J Litzinger, A Blazhev, A Dewald, F Didierjean… - Physical Review C, 2015 - APS
Reduced quadrupole transition probabilities for low-lying transitions in neutron-rich Se 84,
86 are investigated with a recoil distance Doppler shift (RDDS) experiment. The experiment …

Lifetime measurements and shape coexistence in

A Esmaylzadeh, JM Régis, YH Kim, U Köster, J Jolie… - Physical Review C, 2019 - APS
Delayed γ rays from neutron-rich A= 97 fission fragments were measured using the
Lohengrin spectrometer at the high-flux reactor of the Institut Laue-Langevin in Grenoble …

Single-particle and collective structures in neutron-rich Sr isotopes

K Sieja - Universe, 2021 - mdpi.com
Neutron-rich Sr nuclei around N= 60 exhibit a sudden shape transition from a spherical
ground state to strongly prolate-deformed. Recently, much new insight into the structure of Sr …