Artículos de revistas
CR-39 alpha particle spectrometry for the separation of the radon decay product Po-214 from the thoron decay product Po-212
Registro en:
Radiation Measurements. Pergamon-elsevier Science Ltd, v. 45, n. 7, n. 823, n. 826, 2010.
1350-4487
WOS:000279627200012
10.1016/j.radmeas.2010.03.001
Autor
Santos, NF
Iunes, PJ
Paulo, SR
Guedes, S
Hadler, JC
Institución
Resumen
Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP) Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) In this work, it is presented an experimental assembly based on electric capture of radionuclides in order to discriminate the alpha activity of Po-214 (radon decay product) from Po-212 (thoron decay product) one. The alpha activity was registered with CR-39 analyzing etch pit diameters and optical density. This discrimination may allow for the estimation of the relative contribution of the alpha activity due to thoron decay products compared to the total activity due to radon decay products. (C) 2010 Elsevier Ltd. All rights reserved. 45 7 823 826 Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP) Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP) Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)