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The set Au - Zr - Mo - Cr - Lu as multiple reactor flux monitor: The performance of Zr-96 and the analysis of inconsistencies
(Lima (Perú), 2008-11)
The simultaneous use of Au, Zr, Mo, Cr and Lu, for the characterization of irradiation facilities with the purpose of parametric neutron activation analysis, reveals some systematic inconsistencies in the determination of ...
Determinación de uranio mediante radiometría gamma: Primera parte: Evaluación metodológica
(Instituto Peruano de Energía Nuclear, 2010-04)
Se ha implementado un método instrumental para determinar U mediante la técnica de radiometría gamma empleando el pico gamma de 351,9 keV del Pb-214. Se obtiene una curva de calibración lineal ponderada con un coeficiente ...
Importancia de la técnica de activación neutrónica para el análisis de elementos traza en materiales biológicos
(Lima (Perú), 2008-11)
El estudio de materiales biológicos actualmente tiene un interés creciente, por la importancia que tiene el conocimiento de la concentración de los elementos traza esenciales y tóxicos, para determinar los efectos que ...
Determination of trace elements in water samples by k0 based instrumental neutron activation analysis using sodium as comparator
(Lima, 2003-07)
Neutron Activation Analysis in liquid samples has been a challenge for our laboratory due to the following difficulties: i) to irradiate samples in the polyethylene vials avoiding pressure build up ii) to get an appropriate ...
Análisis por activación neutrónica del uranio basado en el método del ksubcero (AANI-ksub0) en varios materiales
(Instituto Peruano de Energía Nuclear, 2010-04)
El análisis por activación neutrónica basado en el método del ksubcero ha sido utilizado para determinar la concentración de uranio en diferentes tipos de matrices: roca, mineral, sedimento, fosfatos y agua. En todos los ...
Determination of precious and rare metals in minerals concentrates and tailings, using k_0 based instrumental neutron activation analysis
(Lima, 2002-06)
Under the frame of CRP “Validation of nuclear techniques for analysis of precious and rare metals in mineral concentrates”, in order to improve the utilization of nuclear analytical techniques in terms of high accuracy and ...
Quality assurance of analytical results in environmental samples by means of participation in intercomparison round
(Lima, 2003-07)
In developing countries, limited resources in the laboratories hinder quality assurance. One way to overcome this problem is to participate in international interlaboratory comparison rounds in order to asses the reliability ...
The development of the k0 method in Peru: Past, present, and future perspectives
(Instituto Peruano de Energía Nuclear, 2010-11)
The k0 method was implemented at the Peruvian Institute of Nuclear Energy (IPEN), by 1993. Since the middle of 1994, almost all INAA work at IPEN is performed by the k0 method. The establishment, applications, development ...
K_0-based instrumental neutron activation analysis using MS-Excel and Canberra Genie-2000
(Instituto Peruano de Energía Nuclear, 2010-04)
We describe an application, developed in Microsoft Excel, for the complete processing of data and automated presentation of results, of k_0-based instrumental neutron activation analysis. The application makes extensive ...