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AbstractAbstract
[en] This work presents the feasibility study of transmission measurements with the Minerve samples at time-of-flight facility GELINA. The main idea was to define procedures to analyse results of transmission measurements using cylindrical samples which do not fulfil the ideal transmission geometry. Capability of extracting reliable results was demonstrated on the example of Minerve samples enriched in silver. In addition, transmission and capture measurements with standard discs of natural silver were performed to improve the resonance parameters for 107Ag and 109Ag. The main steps in this work are the data reduction of measured count rate spectra to produce final transmission and capture yield spectra and the spectra analysis with the resonance shape analysis code REFIT. (author)
[fr]
Ce travail presente l'etude de faisabilite des mesures de transmission avec des echantillons MINERVE a l'installation de temps de vol GELINA. L'idee principale etait de definir des procedures pour analyser les resultats des mesures de transmission realisees avec des echantillons cylindriques ne repondant pas a la geometrie de transmission ideale. La capacite d'extraire des resultats fiables a ete demontree sur l'exemple des echantillons MINERVE enrichis en argent. De plus, des mesures de transmission et de capture avec des disques standards d'argent naturel ont ete effectuees pour ameliorer les parametres de resonance pour 107Ag et 109Ag. Les principales etapes de ce travail sont la reduction des donnees brutes (taux de comptage) pour produire des spectres de transmission et de rendement de capture, puis l'analyse des spectres avec le code d'analyse de forme des resonances REFIT. (auteur)Original Title
Transmission et section efficace de capture mesurees par la technique du temps-de-vol pour la validation des experiences d'oscillation dans le reacteur MINERVE
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Secondary Subject
Source
28 Sep 2018; 194 p; 105 refs.; Available from the INIS Liaison Officer for France, see the INIS website for current contact and E-mail addresses; Energie, Rayonnement, Plasma
Record Type
Report
Literature Type
Thesis/Dissertation
Report Number
Country of publication
COMPUTER CODES, ELEMENTS, ENRICHED URANIUM REACTORS, EXPERIMENTAL REACTORS, INTERMEDIATE MASS NUCLEI, INTERNAL CONVERSION RADIOISOTOPES, ISOMERIC TRANSITION ISOTOPES, ISOTOPES, METALS, NUCLEI, ODD-EVEN NUCLEI, POOL TYPE REACTORS, RADIOISOTOPES, REACTORS, RESEARCH AND TEST REACTORS, RESEARCH REACTORS, SECONDS LIVING RADIOISOTOPES, SILVER ISOTOPES, SIMULATION, STABLE ISOTOPES, THERMAL REACTORS, TRANSITION ELEMENTS, WATER COOLED REACTORS, WATER MODERATED REACTORS, ZERO POWER REACTORS
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