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WEIGHTED MULTIGROUP MODE [1 record]

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Record 1 2010-03-01

English

Subject field(s)
  • Modelling (Mathematics)
  • Nuclear Physics
CONT

Nuclear data for reactor studies come from measurements and physical models ... Content 1 - origin of nuclear data, evaluations; 2 - cross sections of neutrons and gamma particles; 3 - processing of cross-sections: generation of point cross sections (reconstruction, Doppler broadening, thermalization, representation of energy and angular transfers, result file), generation of multi-group cross-sections (weighted multigroup mode, probability table mode) ...

Key term(s)
  • weighted multi-group mode

French

Domaine(s)
  • Modélisation (Mathématique)
  • Physique nucléaire
CONT

Mode multigroupe pondéré. Ce mode attribue une valeur moyenne unique à la section efficace du neutron d'énergie comprise entre chaque limite de groupe, Eg et Eg +1 . Le spectre de pondération (weighting spectrum) doit être judicieusement choisi en fonction du type de problème traité (module GROUPR du système NJOY).

Spanish

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