UNIVERSITY OF BUCHAREST
FACULTY OF PHYSICS

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2024-11-23 18:23

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Conference: Bucharest University Faculty of Physics 2014 Meeting


Section: Nuclear and Elementary Particles Physics


Title:
Neutron capture cross sections and strength functions in neutron reactions on 147Sm nucleus - (2)


Authors:
Cristina OPREA, Alexandru OPREA


Affiliation:
Joint Institute for Nuclear Research, Frank Laboratory of Neutron Physics,

141980 Dubna, Moscow Region, RF



E-mail
opreaalexandru492@yahoo.com


Keywords:
neutron capture, cross section, strength functions, 147Sm, Hauser – Feshbach


Abstract:
Cross sections and strength functions in neutron reactions on 147Sm were evaluated from slow neutrons resonance neutrons up to some hundred of keV’s. For their descriptions the neutron resonance parameters, transmission coefficients for exit channels and the Hauser – Feshbach formalism were included. The theoretical evaluations are performed by using Talys free software and author’s computer programs. The obtained cross sections and strength functions are compared with experimental data in order to explain possible non statistical effects reported previously by some authors on the distributions of alpha widths.