neutron absorption

[ˈn(j)uːtrɑn əbˈzɔrpʃən]
nounpl: neutron absorptions
absorção de nêutrons
1. The process by which a nucleus captures a neutron and incorporates it into its structure, resulting in a nuclear reaction
Neutron absorption is a critical factor in nuclear reactor design and control.
A absorção de nêutrons é um fator crítico no design e controle de reatores nucleares.
2. The interaction between a free neutron and an atomic nucleus that results in the neutron being taken into the nucleus
Cadmium is used as a control rod material due to its high neutron absorption cross-section.
O cádmio é usado como material de barra de controle devido à sua alta seção de choque de absorção de nêutrons.
This is a technical scientific term used primarily in nuclear physics, chemistry, and engineering fields. In Brazil, it appears in academic literature, nuclear industry documentation, and university curricula related to nuclear science. The term maintains the same meaning across English and Portuguese-speaking countries, with only spelling variations between Brazilian Portuguese (nêutrons) and European Portuguese (neutrões).
Synonyms / Sinônimos
neutron captureradiative capturenuclear absorption
Antonyms / Antônimos
neutron scatteringneutron emission

Regional Variations

General Brazilian
absorção de nêutrons
Standard term used in academic and technical contexts
Portugal
absorção de neutrões
Portuguese spelling variant (neutrões instead of nêutrons)
USA/Canada
neutron absorption
Standard English term in nuclear science and engineering

Related Words

neutronnuclear reactioncross-sectioncontrol rodfissionradiationreactor physics

Related Idioms & Phrases

cross-section of neutron absorption
probability of neutron absorption
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