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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 ...
Study of the production and distribution of middle horizon pottery of Cuzco, Perú by k_0-based instrumental neutron activation analysis
(Lima, 2002-06)
The objective of the present research was to establish, in general terms, the provenience of certain pottery styles dating to the Middle Horizon which are known to the Southern Highlands, Cuzco region. The specific goal ...
Pruebas preliminares de preconcentración y eliminación de matriz en muestras de agua de mar para su análisis por fluorescencia de rayos-x en reflexión total.
(Lima, 2002-06)
Se ha comprobado experimentalmente, luego de varias pruebas preliminares, que la técnica más adecuada de separación, preconcentra-ción y recuperación de Co, Ni, Cu, Zn y Pb en muestras de agua de mar, para su deter-minación ...
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 ...
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 ...