Pion-nucleon form factors in the unitary three-body model forNNscattering

1986 ◽  
Vol 56 (26) ◽  
pp. 2785-2788 ◽  
Author(s):  
H. Tanabe ◽  
K. Ohta
1998 ◽  
Vol 1 (3) ◽  
pp. 307-315 ◽  
Author(s):  
E. Santopinto ◽  
F. Iachello ◽  
M.M. Giannini

2021 ◽  
pp. 2555-2564
Author(s):  
Ghufran M. Sallh ◽  
Ahmed N. Abdullah

    The matter, proton, and neutron density distributions of the ground state, the nuclear root-mean-square (rms) radii, and the elastic form factors of a two- neutron, 8He and 26F, halo nuclei have been studied by the three body model of  within the harmonic oscillator (HO) and Woods-Saxon (WS) radial wave functions. The calculated results show that the two body model within the HO and WS radial wave functions succeeds in reproducing the neutron halo in these exotic nuclei. Moreover, the Glauber model at high energy (above several hundred MeV) has been used to calculate the rms radii and reaction cross sections of these nuclei.


2017 ◽  
Vol 26 (07) ◽  
pp. 1750048 ◽  
Author(s):  
Ahmed N. Abdullah

The ground state proton, neutron and matter densities, the corresponding rms radii and charge form factors of a dripline nuclei 6He, [Formula: see text]Li, [Formula: see text]Be and [Formula: see text]Be have been studied via a three–body model of [Formula: see text]. The core–neutron interaction takes the form of Woods-Saxon (WS) potential. The two valence neutrons of 6He, [Formula: see text]Li and [Formula: see text]Be interact by the realistic interaction of ZBMII while those of [Formula: see text]Be interact via the realistic interaction of VPNP. The core and valence (halo) density distributions are described by the single-particle wave functions of the WS potential. The calculated results are discussed and compared with the experimental data. The long tail performance is clearly noticed in the calculated neutron and matter density distributions of these nuclei. The structure of the two valence neutrons in 6He, [Formula: see text]Li and [Formula: see text]Be is found to be mixed configurations with dominant [Formula: see text] while that for [Formula: see text]Be is mixed configurations with dominant ([Formula: see text]. The analysis of the present study supports the halo structure of these nuclei.


2013 ◽  
Vol 54 (7-10) ◽  
pp. 1381-1384
Author(s):  
N. Kurihara ◽  
Y. Kikuchi ◽  
K. Katō
Keyword(s):  

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