scholarly journals Thermal–Statistical Odd–Even Fermions’ Staggering Effect and the Order–Disorder Disjunction

Entropy ◽  
2021 ◽  
Vol 23 (11) ◽  
pp. 1428
Author(s):  
Flavia Pennini ◽  
Angelo Plastino ◽  
Angel Ricardo Plastino

We review thermal–statistical considerations on the odd–even staggering effect (OES) in fermions. There is a well known OES in nuclear binding energies at zero temperature. We discuss here a thermal OES (finite temperatures) that establishes links with the order–disorder disjunction. The present thermal considerations cannot be found in the nuclear literature.

2006 ◽  
Vol 15 (02) ◽  
pp. 339-345 ◽  
Author(s):  
F. CHAPPERT ◽  
M. GIROD

A new parameterization of the effective Gogny interaction is investigated. It has the property of fitting the neutron matter Equation Of State (EOS) as predicted by a variational calculation. Its properties in nuclear matter (saturation point, compressibility, …) and in nuclei (binding energies) are presented.


2005 ◽  
Vol 95 (4) ◽  
Author(s):  
Yu. A. Litvinov ◽  
T. J. Bürvenich ◽  
H. Geissel ◽  
Yu. N. Novikov ◽  
Z. Patyk ◽  
...  

1939 ◽  
Vol 55 (8) ◽  
pp. 691-698 ◽  
Author(s):  
Walter H. Barkas

2013 ◽  
Vol 111 (23) ◽  
Author(s):  
C. Adam ◽  
C. Naya ◽  
J. Sanchez-Guillen ◽  
A. Wereszczynski

2010 ◽  
Vol 19 (05n06) ◽  
pp. 1205-1211
Author(s):  
G. K. NIE

In the framework of a recently developed alpha-cluster model a nucleus is represented as a core (alpha-cluster liquid drop with dissolved excess neutron pairs in it) and a nuclear molecule on its surface. From analysis of experimental nuclear binding energies one can find the number of alpha-clusters in the molecule and calculate the nuclear charge radii. It was shown that for isotopes of one Z with growing A the number of alpha-clusters in the molecule decreases to three, which corresponds to the nucleus 12 C for even Z and 15 N for odd Z, and the specific density of the core binding energy ρ grows and reaches its saturation value. In this paper it is shown that the value ρ=2.55 MeV/fm 3 explains the particular number of excess neutrons in stable nuclei.


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