scholarly journals States of 5He and 5Li

1985 ◽  
Vol 38 (4) ◽  
pp. 563 ◽  
Author(s):  
FC Barker ◽  
CL Woods

A recent shell model calculation has predicted a low-lying! + level in 5He, in apparent conflict with experimental results. We have confirmed the prediction with an alternative shell model interaction chosen specifically to fit properties of light nuclei. The level is expected to be very broad so that it would not be easily seen in reactions. It should contribute significantly to n-a phase shifts, but did not appear in previous analyses because of the small value of about 3 fm chosen for the channel radius a. A ! + level at the expected energy of about 7 MeV is obtained for a ::::: 5�1 fm. Broad ~ + and ~ + levels are then found at about 14 MeV in agreement with the shell model calculations. Properties of the low-lying ~ - and! - levels in 5He and 5Li are discussed, but the measured values now available do not favour a particular value of the channel radius.


1969 ◽  
Vol 47 (22) ◽  
pp. 2459-2474 ◽  
Author(s):  
M. K. Srivastava ◽  
A. M. Jopko ◽  
Donald W. L. Sprung

A method suggested by Elliott for calculating nuclear interaction matrix elements directly from phase shifts is developed into a practical scheme applicable to all partial waves. Matrix elements are constructed from experimental phase shifts and compared to several other calculations. A shell-model calculation of 58Ni based on these matrix elements gives results comparable to those of Kuo.



2014 ◽  
Vol 66 ◽  
pp. 02113 ◽  
Author(s):  
T. Yoshida ◽  
N. Shimizu ◽  
T. Abe ◽  
T. Otsuka


1972 ◽  
Vol 50 (1) ◽  
pp. 19-22 ◽  
Author(s):  
R. H. Behrman

A spherical-shell-model calculation is performed for 28Si where up to 3p–3h excitations in the 2s–1d major harmonic-oscillator shell have been included. A good account is given of the observed electromagnetic and β-decay data, although only fair agreement between the shell model and experimental spectra is obtained.



2013 ◽  
Vol 54 (7-10) ◽  
pp. 1465-1468 ◽  
Author(s):  
T. Yoshida ◽  
N. Shimizu ◽  
T. Abe ◽  
T. Otsuka


1989 ◽  
Vol 102 (2) ◽  
pp. 421-435 ◽  
Author(s):  
R. Hausmann ◽  
W. Weise




2000 ◽  
Vol 61 (5) ◽  
Author(s):  
P. C. Divari ◽  
T. S. Kosmas ◽  
J. D. Vergados ◽  
L. D. Skouras


1967 ◽  
Vol 161 (4) ◽  
pp. 1125-1131 ◽  
Author(s):  
Y. K. Gambhir ◽  
Ram Raj




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