TERMIUM Plus®
The Government of Canada’s terminology and linguistic data bank.
ACTIVACION NEUTRONICA [4 records]
Record 1 - internal organization data 2015-12-11
Record 1, English
Record 1, Subject field(s)
- Analytical Chemistry
- Nuclear Physics
- Geochemistry
Record 1, Main entry term, English
- prompt gamma neutron activation analysis
1, record 1, English, prompt%20gamma%20neutron%20activation%20analysis
correct
Record 1, Abbreviations, English
- PGNAA 2, record 1, English, PGNAA
correct
- PGAA 3, record 1, English, PGAA
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
A ... technique for determining the presence and amount of many elements simultaneously in samples ranging in size from micrograms to many grams. 4, record 1, English, - prompt%20gamma%20neutron%20activation%20analysis
Record number: 1, Textual support number: 1 OBS
It is a non-destructive method, and the chemical form and shape of the sample are relatively unimportant. Typical measurements take from a few minutes to several hours per sample. 4, record 1, English, - prompt%20gamma%20neutron%20activation%20analysis
Record 1, Key term(s)
- prompt-gamma neutron activation analysis
Record 1, French
Record 1, Domaine(s)
- Chimie analytique
- Physique nucléaire
- Géochimie
Record 1, Main entry term, French
- analyse par activation neutronique aux gamma prompts
1, record 1, French, analyse%20par%20activation%20neutronique%20aux%20gamma%20prompts
correct, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- analyse neutronique aux gamma prompts 2, record 1, French, analyse%20neutronique%20aux%20gamma%20prompts
correct, feminine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 OBS
La mesure du rayonnement gamma émis est [...] possible durant l'irradiation aux neutrons. Cette méthode [...] connue sous le nom de PGNAA (prompt gamma neutron activation analysis) [...] nécessite l'accès à un faisceau de neutrons extraits. Ces flux sont de plusieurs ordres de grandeur plus faibles que ceux utilisés en analyse par activation neutronique (facteur 10-5 à 10-6), aussi les dommages dus à l'irradiation sont réduits. La méthode permet de doser rapidement les composants majeurs (H, B, Si, S, C, N, P, etc.) de certains échantillons. 2, record 1, French, - analyse%20par%20activation%20neutronique%20aux%20gamma%20prompts
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Química analítica
- Física nuclear
- Geoquímica
Record 1, Main entry term, Spanish
- análisis por activación neutrónica de gammas inmediatos
1, record 1, Spanish, an%C3%A1lisis%20por%20activaci%C3%B3n%20neutr%C3%B3nica%20de%20gammas%20inmediatos
correct, masculine noun
Record 1, Abbreviations, Spanish
- PGNAA 1, record 1, Spanish, PGNAA
correct, masculine noun
Record 1, Synonyms, Spanish
Record 1, Textual support, Spanish
Record number: 1, Textual support number: 1 CONT
Entre las diferentes técnicas para analizar las perforaciones se tiene que el análisis por activación neutrónica de gammas inmediatos [...] tiene la capacidad de proporcionar una información cuantitativa "in-situ" de la ley de mineral de interés (cobre, carbón, hierro, silicio, etc.) en tiempo real y en función de la profundidad de la perforación. [...] Esta técnica nuclear de análisis elemental es no destructiva. Para este análisis el material se expone a un flujo de neutrones y como los neutrones carecen de carga eléctrica no sufren la acción de campos eléctricos ni magnéticos; por eso son capaces de atravesar grandes espesores del material. 1, record 1, Spanish, - an%C3%A1lisis%20por%20activaci%C3%B3n%20neutr%C3%B3nica%20de%20gammas%20inmediatos
Record number: 1, Textual support number: 1 OBS
PGNAA, por sus siglas en inglés. 2, record 1, Spanish, - an%C3%A1lisis%20por%20activaci%C3%B3n%20neutr%C3%B3nica%20de%20gammas%20inmediatos
Record 2 - internal organization data 2015-12-11
Record 2, English
Record 2, Subject field(s)
- Geochemistry
- Analytical Chemistry
- Nuclear Physics
Record 2, Main entry term, English
- instrumental neutron activation analysis
1, record 2, English, instrumental%20neutron%20activation%20analysis
correct
Record 2, Abbreviations, English
- INAA 1, record 2, English, INAA
correct
Record 2, Synonyms, English
Record 2, Textual support, English
Record number: 2, Textual support number: 1 CONT
Instrumental neutron activation analysis (INAA) is used to determine the concentration of trace and major elements in a variety of matrices. A sample is subjected to a neutron flux and radioactive nuclides are produced. As these radioactive nuclides decay, they emit gamma rays whose energies are characteristic for each nuclide. Comparison of the intensity of these gamma rays with those emitted by a standard permit a quantitative measure of the concentrations of the various nuclides. 2, record 2, English, - instrumental%20neutron%20activation%20analysis
Record number: 2, Textual support number: 1 OBS
If NAA [neutron activation analysis] is conducted directly on irradiated samples it is termed Instrumental Neutron Activation Analysis (INAA). 3, record 2, English, - instrumental%20neutron%20activation%20analysis
Record number: 2, Textual support number: 2 OBS
instrumental neutron activation analysis (INAA): term and abbreviation used at Natural Resources Canada - Earth Sciences Sector. 4, record 2, English, - instrumental%20neutron%20activation%20analysis
Record 2, French
Record 2, Domaine(s)
- Géochimie
- Chimie analytique
- Physique nucléaire
Record 2, Main entry term, French
- analyse par activation neutronique instrumentale
1, record 2, French, analyse%20par%20activation%20neutronique%20instrumentale
correct, feminine noun
Record 2, Abbreviations, French
- INAA 2, record 2, French, INAA
correct, feminine noun
Record 2, Synonyms, French
Record 2, Textual support, French
Record number: 2, Textual support number: 1 CONT
L'évolution des performances de l'analyse par activation neutronique instrumentale ou INAA est étroitement liée à celle des appareils de mesure et en particulier à celle des moyens de détection. Les développements de la spectrométrie gamma à haute résolution, dus à l'utilisation des détecteurs semiconducteurs, ont fait de l'INAA une méthode non destructive, très sensible et multiélémentaire, très efficace pour le dosage des éléments en trace dans les matériaux géologiques. 2, record 2, French, - analyse%20par%20activation%20neutronique%20instrumentale
Record number: 2, Textual support number: 1 OBS
analyse par activation neutronique instrumentale : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre. 3, record 2, French, - analyse%20par%20activation%20neutronique%20instrumentale
Record 2, Spanish
Record 2, Campo(s) temático(s)
- Geoquímica
- Química analítica
- Física nuclear
Record 2, Main entry term, Spanish
- análisis por activación neutrónica instrumental
1, record 2, Spanish, an%C3%A1lisis%20por%20activaci%C3%B3n%20neutr%C3%B3nica%20instrumental
correct, masculine noun
Record 2, Abbreviations, Spanish
- AANI 1, record 2, Spanish, AANI
correct, masculine noun
Record 2, Synonyms, Spanish
Record 2, Textual support, Spanish
Record number: 2, Textual support number: 1 CONT
Análisis por activación neutrónica instrumental (AANI) [...] es una técnica de referencia multielemental, de elevada sensibilidad, precisión y selectividad. No destruye la muestra y requiere pequeñas masas [...] Entre las ventajas del AANI cabe mencionar además que es una técnica no destructiva, de aplicación en muestras biológicas sin digestión ácida previa y en suspensiones y soluciones no acuosas, a la vez que se pueden analizar muestras de matrices muy diversas utilizando la misma metodología. Por otro lado, los límites de detección son significativamente inferiores a los permitidos por la espectrofotometría de absorción atómica. 1, record 2, Spanish, - an%C3%A1lisis%20por%20activaci%C3%B3n%20neutr%C3%B3nica%20instrumental
Record 3 - internal organization data 2015-12-11
Record 3, English
Record 3, Subject field(s)
- Analytical Chemistry
- Nuclear Physics
- Geochemistry
Record 3, Main entry term, English
- neutron activation analysis
1, record 3, English, neutron%20activation%20analysis
correct
Record 3, Abbreviations, English
- NAA 2, record 3, English, NAA
correct
Record 3, Synonyms, English
Record 3, Textual support, English
Record number: 3, Textual support number: 1 DEF
An analytical technique based on the measurement of characteristic radiation from radionuclides formed directly or indirectly by neutron irradiation of the material of interest. 2, record 3, English, - neutron%20activation%20analysis
Record 3, French
Record 3, Domaine(s)
- Chimie analytique
- Physique nucléaire
- Géochimie
Record 3, Main entry term, French
- analyse par activation neutronique
1, record 3, French, analyse%20par%20activation%20neutronique
correct, feminine noun
Record 3, Abbreviations, French
Record 3, Synonyms, French
- dosage par activation neutronique 2, record 3, French, dosage%20par%20activation%20neutronique
correct, masculine noun
- activation neutronique 3, record 3, French, activation%20neutronique
correct, feminine noun
Record 3, Textual support, French
Record number: 3, Textual support number: 1 CONT
[...] en analyse par activation neutronique [...] on compare, après irradiation, l'activité due à l'élément à doser dans la matrice à celle d'un étalon [...] 4, record 3, French, - analyse%20par%20activation%20neutronique
Record number: 3, Textual support number: 1 OBS
analyse par activation neutronique : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre. 5, record 3, French, - analyse%20par%20activation%20neutronique
Record 3, Spanish
Record 3, Campo(s) temático(s)
- Química analítica
- Física nuclear
- Geoquímica
Record 3, Main entry term, Spanish
- análisis por activación neutrónica
1, record 3, Spanish, an%C3%A1lisis%20por%20activaci%C3%B3n%20neutr%C3%B3nica
correct, masculine noun
Record 3, Abbreviations, Spanish
- AAN 2, record 3, Spanish, AAN
correct, masculine noun
Record 3, Synonyms, Spanish
- análisis de activación por neutrones 3, record 3, Spanish, an%C3%A1lisis%20de%20activaci%C3%B3n%20por%20neutrones
correct, masculine noun
- NAA 3, record 3, Spanish, NAA
correct, masculine noun
- NAA 3, record 3, Spanish, NAA
Record 3, Textual support, Spanish
Record number: 3, Textual support number: 1 DEF
[Técnica nuclear de análisis químico que] consiste en irradiar algún tipo de muestras para determinar la composición de sus elementos con neutrones térmicos por lo general en un reactor nuclear de investigación. 2, record 3, Spanish, - an%C3%A1lisis%20por%20activaci%C3%B3n%20neutr%C3%B3nica
Record number: 3, Textual support number: 1 CONT
La técnica de análisis por activación neutrónica se realiza principalmente en tres etapas: la primera consiste en irradiar con neutrones la muestra en el núcleo del reactor, la segunda etapa consiste en la obtención de los espectros gamma de las muestras radiactivas y en la tercera y última etapa los espectros gamma son procesados utilizando programas computacionales, los que transforman la información digital almacenada en el computador en valores de concentración. 4, record 3, Spanish, - an%C3%A1lisis%20por%20activaci%C3%B3n%20neutr%C3%B3nica
Record number: 3, Textual support number: 1 OBS
NAA, por sus siglas en ingles. 5, record 3, Spanish, - an%C3%A1lisis%20por%20activaci%C3%B3n%20neutr%C3%B3nica
Record 4 - external organization data 2000-12-11
Record 4, English
Record 4, Subject field(s)
- Atomic Physics
- Nuclear Physics
- Geochemistry
- Compartment - Canadian Nuclear Safety Commission
Record 4, Main entry term, English
- neutron activation
1, record 4, English, neutron%20activation
correct
Record 4, Abbreviations, English
Record 4, Synonyms, English
- neutronic activation 2, record 4, English, neutronic%20activation
Record 4, Textual support, English
Record number: 4, Textual support number: 1 DEF
Activation analysis using neutrons to irradiate the sample. 3, record 4, English, - neutron%20activation
Record 4, French
Record 4, Domaine(s)
- Physique atomique
- Physique nucléaire
- Géochimie
- Tiroir - Commission canadienne de sûreté nucléaire
Record 4, Main entry term, French
- activation neutronique
1, record 4, French, activation%20neutronique
correct, feminine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
- activation de neutrons 2, record 4, French, activation%20de%20neutrons
feminine noun
Record 4, Textual support, French
Record number: 4, Textual support number: 1 DEF
Opération qui consiste à irradier un échantillon dans un réacteur nucléaire pour en déterminer les caractéristiques. 3, record 4, French, - activation%20neutronique
Record number: 4, Textual support number: 1 CONT
Le réacteur SLOWPOKE [...] sert surtout à la production d'isotopes et à l'analyse par activation de neutrons. 4, record 4, French, - activation%20neutronique
Record 4, Spanish
Record 4, Campo(s) temático(s)
- Física atómica
- Física nuclear
- Geoquímica
- Compartimiento - Comisión Canadiense de Seguridad Nuclear
Record 4, Main entry term, Spanish
- activación neutrónica
1, record 4, Spanish, activaci%C3%B3n%20neutr%C3%B3nica
feminine noun
Record 4, Abbreviations, Spanish
Record 4, Synonyms, Spanish
Record 4, Textual support, Spanish
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