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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Formato: | Informe Técnico |
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Comisión Nacional de Energía Atómica (CNEA)
2017
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I64-R170-10665-242 |
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Comisión Nacional de Energía Atómica (CNEA) |
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I-64 |
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R-170 |
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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 |
work_keys_str_mv |
AT bovisiodericabarramd integralesderesonanciadeactivaciondeneutrones74se78se80se81br127i130te1ba140ce142ce AT bighmancb integralesderesonanciadeactivaciondeneutrones74se78se80se81br127i130te1ba140ce142ce AT ricabarragh integralesderesonanciadeactivaciondeneutrones74se78se80se81br127i130te1ba140ce142ce AT faradjiedeturjanskirosa integralesderesonanciadeactivaciondeneutrones74se78se80se81br127i130te1ba140ce142ce |
bdutipo_str |
Repositorios |
_version_ |
1764820546720104449 |