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Autor:
Juan Pedro Bolívar, Rafael García-Tenorio, Manuel Olías, F. Mosqueda, I. Gutiérrez-Álvarez, José Luis Guzmán Guerrero
Publikováno v:
Chemosphere. 230:219-229
In the salth-marshes of the Tinto River (Huelva estuary, SW Spain), are stored in stacks around 100 Mt of PG, covering a surface of 1000 ha without any type of isolation, which produce an important impact in the surrounding environment. On the other
Autor:
I. Vioque, Juan Pedro Bolívar, F. Mosqueda, Manuel Gázquez, Rafael García-Tenorio, Juan Mantero
Publikováno v:
Arias Montano. Repositorio Institucional de la Universidad de Huelva
instname
Arias Montano: Repositorio Institucional de la Universidad de Huelva
Universidad de Huelva (UHU)
Digital.CSIC. Repositorio Institucional del CSIC
instname
Arias Montano: Repositorio Institucional de la Universidad de Huelva
Universidad de Huelva (UHU)
Digital.CSIC. Repositorio Institucional del CSIC
Along the industrial process devoted to the production of titanium dioxide pigments by using ilmenite as main raw material, small residues amounts are generated, remaining clearly enriched in natural radionuclides and chemical pollutants. Between the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5acd80af4068e54b51718c4563799572
http://hdl.handle.net/10272/19994
http://hdl.handle.net/10272/19994
Publikováno v:
Radiation Physics and Chemistry. 191:109840
The accurate determination of the levels of 210Pb in environmental samples (e.g. atmospheric aerosols, waters, soils, biota, etc.) is essential due to its multiple applications in geochronology, radiation protection, groundwaters flows, air masses mo
Autor:
S.M. Pérez-Moreno, Juan Pedro Bolívar, Manuel Gázquez, José Luis Guzmán Guerrero, F. Mosqueda
Publikováno v:
Chemosphere. 253
The industry devoted to the production of phosphoric acid by using as raw material sedimentary phosphate rock (PR) is considered as a NORM activity (Naturally Occurring Radioactive Materials), due to the high levels of U-series radionuclides containe
Autor:
F. Mosqueda, H. Alonso, A. Tejera, Jesús García Rubiano, J. G. Guerra, G. Winter, M.A. Arnedo, Juan Pedro Bolívar, P. Martel, Antonio González Guerra
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 880:67-74
The aim of this paper is to characterize two HPGe gamma-ray detectors used in two different laboratories for environmental radioactivity measurements, so as to perform efficiency calibrations by means of Monte Carlo Simulation. To achieve such an aim
Publikováno v:
Measurement. 186:110153
The regulation existing on NORM activities requires the accurate and quick measurement of natural radionuclides in a wide range of matrices by gamma spectrometry. The aim of this work has been to develop a comprehensive and accurate methodology to de
Autor:
Raquel Idoeta, Guillermo Manjón, Juan Pedro Bolívar, F. Mosqueda, Begoña Quintana, Rafael García-Tenorio, J.C. Lozano, Margarita Herranz
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 314:2519-2529
This paper is the second chapter of a piece entitled “Low-level determination of Th-isotopes by alpha spectrometry”. This Part 2 presents the results of the analysis of the first and last steps for Th-isotopes determination by alpha-particle spec
Autor:
Juan Pedro Bolívar, A. Párraga, F. Mosqueda, J.C. Lozano, José Antonio Galván, Margarita Herranz, Rafael García-Tenorio
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 314:2507-2517
Thorium is an unusual radionuclide in laboratory intercomparisons and when it appears, the number of participants providing results is small and the results provided are not reliable enough. These facts are particularly significant for environmental
Autor:
F. Mosqueda, Manuel Gázquez, Juan Pedro Bolívar, José Luis Guzmán Guerrero, Manuel Olías, I. Gutiérrez-Álvarez, Rafael García-Tenorio
Publikováno v:
Environmental pollution (Barking, Essex : 1987). 258
Next to the city of Huelva (SW of Spain), around 100 Mt of phosphogypsum (PG) are stored in stacks on the salt-marshes of the Tinto River estuary covering a surface of about 1000 ha. Due to the high content of 238U series natural radionuclides of the