Integrales de resonancia de activación de neutrones 74Se, 78Se, 80Se, 81Br, 127I, 130Te, 1Ba, 140Ce, 142Ce

A lithium - drift germanium gamma ray spectrometer has been used to make accurate intercomparisons of the ratio of resonance-integral to thermal-activation cross section by measuring cadmium ratios or relative activation rates in two different neutron spectra. The standard, gold or secundary standar...

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Autores principales: Bovisio de Ricabarra, M.D., Bighman, C.B., Ricabarra, G.H., Faradjie de Turjanski, Rosa
Formato: Informe Técnico
Publicado: Comisión Nacional de Energía Atómica (CNEA) 2017
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id I64-R170-10665-242
record_format dspace
institution Comisión Nacional de Energía Atómica (CNEA)
institution_str I-64
repository_str R-170
collection Nuclea - Repositorio Institucional de la Comisión Nacional de Energía Atómica (CNEA)
topic INFORMES
spellingShingle INFORMES
Bovisio de Ricabarra, M.D.
Bighman, C.B.
Ricabarra, G.H.
Faradjie de Turjanski, Rosa
Integrales de resonancia de activación de neutrones 74Se, 78Se, 80Se, 81Br, 127I, 130Te, 1Ba, 140Ce, 142Ce
topic_facet INFORMES
description A lithium - drift germanium gamma ray spectrometer has been used to make accurate intercomparisons of the ratio of resonance-integral to thermal-activation cross section by measuring cadmium ratios or relative activation rates in two different neutron spectra. The standard, gold or secundary standard, indium, was mixed uniformly in the samples and the activities resolved with the spectrometer, Expressed as Westcott Sº values, the results relative to S = 17,7 for gold were as follows: 74 Se = 10,3 ±0,1; 78Se =12,3 + 0,3; 80 Se = 2,65 ±0,02; 81Br = 24,3±0,5; 127I = 27,8 ±0,5; 130Te = 2,10 ±0,07; 138 Ba = 0,649 ±0,004; 140 Ce = 0, 476 ±0,003; 142 Ce= 0,865 ± 0,005.
format Informe Técnico
author Bovisio de Ricabarra, M.D.
Bighman, C.B.
Ricabarra, G.H.
Faradjie de Turjanski, Rosa
author_facet Bovisio de Ricabarra, M.D.
Bighman, C.B.
Ricabarra, G.H.
Faradjie de Turjanski, Rosa
author_sort Bovisio de Ricabarra, M.D.
title Integrales de resonancia de activación de neutrones 74Se, 78Se, 80Se, 81Br, 127I, 130Te, 1Ba, 140Ce, 142Ce
title_short Integrales de resonancia de activación de neutrones 74Se, 78Se, 80Se, 81Br, 127I, 130Te, 1Ba, 140Ce, 142Ce
title_full Integrales de resonancia de activación de neutrones 74Se, 78Se, 80Se, 81Br, 127I, 130Te, 1Ba, 140Ce, 142Ce
title_fullStr Integrales de resonancia de activación de neutrones 74Se, 78Se, 80Se, 81Br, 127I, 130Te, 1Ba, 140Ce, 142Ce
title_full_unstemmed Integrales de resonancia de activación de neutrones 74Se, 78Se, 80Se, 81Br, 127I, 130Te, 1Ba, 140Ce, 142Ce
title_sort integrales de resonancia de activación de neutrones 74se, 78se, 80se, 81br, 127i, 130te, 1ba, 140ce, 142ce
publisher Comisión Nacional de Energía Atómica (CNEA)
publishDate 2017
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