scholarly journals Gamow shell-model calculations of drip-line oxygen isotopes

2009 ◽  
Vol 80 (5) ◽  
Author(s):  
K. Tsukiyama ◽  
M. Hjorth-Jensen ◽  
G. Hagen
2019 ◽  
Vol 223 ◽  
pp. 01003
Author(s):  
Soumya Bagchi ◽  
Rituparna Kanungo ◽  
Wataru Horiuchi ◽  
Gaute Hagen ◽  
Titus D. Morris ◽  
...  

Measurement of root-mean-square radii of proton distributions of 17–22N from charge-changing cross section shows the emergence of thick neutron skin towards the neutron-drip line. Signature of N = 14 shell gap has been found in nitrogen isotopes along with the emergence of neutron halo in 22N. The measured radii are in good agreement with the shell model calculations.


2010 ◽  
Vol 25 (21n23) ◽  
pp. 1911-1914
Author(s):  
HIROSHI MASUI ◽  
KIYOSHI KATŌ ◽  
KIYOMI IKEDA

We have developed an m -scheme cluster-orbital shell model approach to study neutron- and proton-rich nuclei toward the drip-lines. We discuss the property of the neutron-rich oxygen isotopes with analyzing the relation between the energy and r.m.s. radius.


2015 ◽  
Vol 2015 (9) ◽  
pp. 093D01 ◽  
Author(s):  
Koshiroh Tsukiyama ◽  
Takaharu Otsuka ◽  
Rintaro Fujimoto

Author(s):  
Hussam A. Bahr ◽  
Ali A. Alzubadi

The shell evolution of even–even drip line argon isotopes [Formula: see text] has been investigated via the shell model calculations using SDPF-U and SDPF-NR two-body effective interactions in two different shell model spaces [Formula: see text] and [Formula: see text]. In this work, the energy of first [Formula: see text], reduced transition probability [Formula: see text], excitation energy levels as well as how the proton shells evolve with [Formula: see text] have been studied. Excellent agreements were obtained for the first [Formula: see text] level along the investigated isotopes within [Formula: see text] and [Formula: see text] model spaces.


2017 ◽  
Vol 96 (2) ◽  
Author(s):  
K. Fossez ◽  
J. Rotureau ◽  
N. Michel ◽  
W. Nazarewicz

Physics ◽  
2021 ◽  
Vol 3 (4) ◽  
pp. 977-997
Author(s):  
Jianguo Li ◽  
Yuanzhuo Ma ◽  
Nicolas Michel ◽  
Baishan Hu ◽  
Zhonghao Sun ◽  
...  

The Gamow shell model (GSM) is a powerful method for the description of the exotic properties of drip line nuclei. Internucleon correlations are included via a configuration interaction framework. Continuum coupling is directly included at basis level by using the Berggren basis, in which, bound, resonance, and continuum single-particle states are treated on an equal footing in the complex momentum plane. Two different types of Gamow shell models have been developed: its first embodiment is that of the GSM defined with phenomenological nuclear interactions, whereas the GSM using realistic nuclear interactions, called the realistic Gamow shell model, was introduced later. The present review focuses on the recent applications of the GSM to drip line nuclei.


1991 ◽  
Author(s):  
S. Ulbig ◽  
K. P. Lieb ◽  
H. G. Börner ◽  
S. J. Robinson ◽  
J. G. L. Booten

1984 ◽  
Vol 37 (1) ◽  
pp. 17 ◽  
Author(s):  
FC Barker

On the basis of a weak-coupling model, adjustments are made to the interactions used in the full shell model calculations of Millener in order to fit the experimental energies of the low-lying negativeparity levels of 16N and of the low-lying positive-parity levels of 180 and 190 . The predicted energies of the low-lying negative-parity levels of 17N then agree better with experiment, while those for 18N lead to suggested spin assignments for the observed levels.


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