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AbstractAbstract
[en] This report presents the calibration of a neutron detection set, fitted with an NE 213 organic scintillator. This calibration uses the associated particle method, by means of the 3T(p,n)3He reaction producing 750 keV neutrons. A separator device, of the velocity filter type, is employed for separating the heliums -emitted during the 3T(p,n)3He neutron generating reaction- from the charged particles emanating from competing or spurious reactions. The calibration of this set enables neutron fluences of between 700 keV and 1 MeV in energy to be determined. The knowledge of such fluences is essential for dosimetry studies and for determining the sensitivity of weapons systems or components to nuclear radiation effects
[fr]
Ce rapport presente l'etalonnage d'un ensemble de detection neutron, muni d'un scintillateur organique NE 213. Cet etalonnage utilise la methode de la particule associee, a l'aide de la reaction 3T(p,n)3He produisant des neutrons de 750 keV. Un dispositif de tri, type filtre de vitesse est utilise pour separer les heliums emis lors de la reaction neutronigene 3T(p,n)3He, des particules chargees provenant de reactions concurrentes ou parasites. L'etalonnage de cet ensemble permet la mesure de fluences neutroniques d'energie comprise entre 700 keV et 1 MeV. Pour les etudes de dosimetrie et les mesures de sensibilite des systemes d'armes ou de composants aux rayonnements nucleaires, la connaissance de telles fluences est indispensableOriginal Title
Application de la methode de la particule associee a la determination de l'efficacite d'un ensemble de detection NE 213 aux neutrons de 750 KeV. Utilisation d'un filtre de vitesse
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1 Jun 1979; 134 p
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