NameGarcía León, Manuel
DepartmentFísica Atómica, Molecular y Nuclear
Knowledge areaFísica Atómica, Molecular y Nuclear
Professional categoryCatedrático de Universidad
E-mailRequest
           
  • No. publications

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Final Degree Project
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Caracterización radiológica de agua de consumo humano

García León, Manuel; Manjón Collado, Guillermo; Muñoz Chimbo, Carla Tatiana (2022-01-01)
El agua de consumo humano puede contener sustancias radiactivas que presentan un riesgo para la salud, por lo que se han ...
Final Degree Project
Master's Final Project
Final Degree Project
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Determinacion de U antropogénico mediante Espectrometría de Masas con Aceleradores

Chamizo Calvo, Elena; García León, Manuel; Díaz Tomé, Laura (2021-01-01)
PhD Thesis
PhD Thesis
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Medidas de 10Be y 26Al en espectrometría de masas con acelerador de baja energía en el Centro Nacional de Aceleradores

García León, Manuel; López Gutiérrez, José María; Padilla Domínguez, Santiago (2015-11-19)
Los radionucleidos cosmogénicos de periodo de semidesintegración grande se encuentran en la naturaleza a niveles traza, ...
PhD Thesis
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Caracterización de partículas calientes mediante técnicas analíticas avanzadas

García López, Francisco Javier; García León, Manuel; García-Tenorio García-Balmaseda, Rafael; Jiménez Ramos, María del Carmen (2013-11-14)
Este trabajo se centra en el estudio del uranio y los elementos transuránidos presentes en escenarios contaminados por ...
Article
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Pre- and post-Chernobyl accident levels of I-129 and Cs-137 in the Southern Baltic Sea by brown seaweed Fucus vesiculosus

Gómez Guzmán, José Manuel; Holm, Elis; Enamorado Báez, Santiago Miguel; Abril Hernández, José María; Pinto Gómez, Alonso Ramón; López Gutiérrez, José María; García León, Manuel (Elsevier, 2013-01-01)
129I is a very long-lived radionuclide (T1/2 = 15.7 × 106 years) that is present in the environment both because of natural ...
Article
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Reassessment of 239Pu on planchets from human urine samples at ultra-trace levels using Aridus-ICP-SFMS and AMS

Hernández Mendoza, Héctor; Chamizo Calvo, Elena; Delgado, Antonio; García León, Manuel; Yllera, Abel (2012-01-01)
New analytical methods developed at the facilities here, based on two ultra-sensitive mass spectrometry (MS) techniques, ...
Article
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Anthropogenic 129I concentration and 129I/127I ratio in rainwater from Seville (Spain) in the period 2005–2008 as affected by airborne releases from Sellafield and La Hague facilities

Gómez Guzmán, José Manuel; Enamorado Báez, Santiago Miguel; Pinto Gómez, Alonso Ramón; Abril Hernández, José María; López Gutiérrez, José María; García León, Manuel (Elsevier, 2012-01-01)
129I is a very long-lived radionuclide (T1/2 = 15.7 × 106 years) that is present in the environment both because of natural ...
Presentation
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Measurement of Pu and U isotopes on the 1 MV AMS system at the Centro Nacional de Aceleradores

Chamizo, E.; García León, Manuel; García-Tenorio García-Balmaseda, Rafael; Hotchkis, M. (2011-01-01)
In the last decade, compact AMS systems have demonstrated their potential to measure actinides (236U, 239,240,244Pu, 237Np). ...
Presentation
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Deteminación del cociente isotópico 240Pu/239Pu en partículas calientes

Jiménez Ramos, María del Carmen; Chamizo Calvo, Elena; García-Tenorio García-Balmaseda, Rafael; García León, Manuel (2011-01-01)
En este trabajo se exponen las principales características de las tres técnicas de medida utilizádas y puestas a punto en ...
Presentation
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Nuevo sistema portátil de micro-fluorescencia de rayos X basado en óptica de policapilares para aplicaciones en Patrimonio Cultural

García León, Manuel; Laclavetine, Kilian; Ager Vázquez, Francisco José; Gómez-Tubio, Blanca María; Križnar, Anabelle; Moreno-Suárez, Ana Isabel; Ortega-Feliú, Inés; Respaldiza Galisteo, Miguel Ángel; Scrivano, Simona (Universidad Internacional de Andalucía, 2011-01-01)
Article
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A highly sensitive method for the reassessment and quantification of 239Pu in urine samples based on a 1 MV accelerator mass spectrometry system

Hernández Mendoza, Héctor; Chamizo Calvo, Elena; Yllera, Abel; García León, Manuel; Delgado, Antonio (2010-01-01)
A new and highly sensitive method for the determination of 239Pu in human urine has been developed permitting the reassessment ...
PhD Thesis
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Medida de 129I en el Sistema de Espectrometría de Masas con Aceleradores de 1 MV del Centro Nacional de Aceleradores : Aplicación a problemas medioambientales.

López Gutiérrez, José María; García León, Manuel; Gómez Guzmán, José Manuel (2010-01-01)
La Memoria que desarrollamos a continuación consta de seis capítulo, cuyo contenido se discute a continuación. En el ...
Article
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Datación mediante radiocarbono de manuscritos medievales de la Universidad de Sevilla

Santos, F. Javier; Gómez Martínez, Isabel; García León, Manuel (2010-01-01)
Article
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Characterization of terrestrial hot particles from the Palomares accident using destructive and non-destructive analytical techniques

Jiménez Ramos, María del Carmen; García López, Francisco Javier; García Tenorio, Rafael; García León, Manuel (EDP Sciences, 2009-01-01)
Several radioactive particles from the Palomares area have been analyzed with the nuclear microprobe of the National ...
Article
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Radiocarbon measurement program at the centro nacional de aceleradores (CNA), Spain

Santos Arévalo, Francisco Javier; Gómez Martínez, Isabel; García León, Manuel (2009-01-01)
In September 2005, an accelerator mass spectrometry (AMS) system based on a 1MV Tandetron accelerator arrived at the Centro ...
PhD Thesis
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Medida de isótopos de Plutonio, 239Pu y 240Pu, mediante espectrometría de masas con aceleradores de baja energía

García León, Manuel; Suter, Martin; Chamizo Calvo, Elena (2009-01-01)
El primer bloque, sobre la descripción de la técnica y de los dos sistemas empleados, comprende los Capítulos 2, 3 y 4. ...
Presentation
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On the applications of IBA techniques to biological samples analysis: PIXE and RBS

Falcón González, J. M.; Bernal Alvarado, J.; García León, Manuel; García-Tenorio García-Balmaseda, Rafael; Morilla García, Yolanda; Sosa, M. (AIP Publishing, 2008-01-01)
The analyticaltechniques based on ion beamsorIBA techniquesgive quantitativeinformationonelemental concentrationin samples ...
Report
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Evaluación de la Seguridad Alimentaria y Radiológica en la Aplicación del Fosfoyeso Como Enmienda de Suelos Agrícolas en las Marismas del Guadalquivir

Abril Hernández, José María; García León, Manuel; García-Tenorio García-Balmaseda, Rafael; Delgado García, Antonio; Quintero Ariza, José Manuel; Periáñez Rodríguez, Raúl; Polvillo Polo, Oliva; Andreu Cáceres, Luis (2006-01-01)
The main goal of this Project has been the radiological and alimentary assessment of the agriculture use of phosphogypsum ...
PhD Thesis
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Determinación de 36Cl y 129I mediante espectrometría de masas con aceleradores

García León, Manuel; Synal Hans, Arno; Santos Arévalo, Francisco Javier (2004-07-19)
Desde poco después del descubrimiento del fenómeno de la radiactividad, la comunidad científica fue consciente de la gran ...
PhD Thesis
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Análisis de la respuesta de espectrómetros gamma de fondo bajo y su simulación mediante el método de Monte Carlo

García León, Manuel; García-Tenorio García-Balmaseda, Rafael; Hurtado Bermúdez, Santiago José (2004-01-01)
Presentation
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Mecanismos de transferencia de radionucleidos en el medio ambiente

Abril Hernández, José María; Periáñez Rodríguez, Raúl; García León, Manuel; García-Tenorio García-Balmaseda, Rafael; Manjón Collado, Guillermo (Empresa Nacional de Residuos Radioactivos, ENRESA, 2004-01-01)
Presentation
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Mecanismos de transferencia de radionucleidos en el medio ambiente

Abril, J. M.; Periáñez, R.; García León, Manuel; García-Tenorio García-Balmaseda, Rafael (2003-01-01)
Presentation
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A method for the measurement of 99Tc by Quadrupole ICP-MS in dry fallout and sea grass samples

García León, Manuel; Más Balbuena, José Luis; Bolívar Raya, Juan Pedro (2003-01-01)
A method for the detection of "Tc by ICP-MS in environmental samples is proposed and explained in detail. This method ...
Article
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The use of 99mTc as a tracer in the determination of 99Tc by ICPmass spectrometry

Más Balbuena, José Luis; García León, Manuel; Bolívar Raya, Juan Pedro; Sánchez Angulo, Celestino Ignacio (2000-01-01)
The aim of this paper is to carry out a deep study on the possibilities of using 99mTc from 99Mo-99mTc clinical isotope ...
Article
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Determination of U isotopic ratios in environmental samples by ICP-MS

Uchida, Shigeo; García-Tenorio García-Balmaseda, Rafael; Tagami, Keiko; García León, Manuel (2000-01-01)
Inductively coupled plasma mass spectrometry (ICP-MS) has been used for the determination of trace elements in a variety ...
PhD Thesis
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Niveles y comportamiento de isótopos de U y Th y descendientes en medios estuarios

García León, Manuel; García Orellana, Isabel (1999-10-01)
PhD Thesis
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Aplicación de la espectrometría de masas con aceleradores a la determinación de radionúclidos de semivida grande en la naturaleza

García León, Manuel; López Gutiérrez, José María (1999-05-28)
La detección de radionúclidos de periodo de semidesintegración grande en muestras ambientales es interesante, entre otras ...
PhD Thesis
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Radionúclidos artificiales en la industria forestal

García León, Manuel; Manjón Collado, Guillermo; Vaca Galán, Federico (1999-01-01)
En el Capítulo 2 se hace una revisión de los trabajos previos relacionados con nuestra investigación. Pretendemos justificar ...
Article
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Kinetic transfer coefficients for radionuclides in estuarine waters: Reference values from133Ba and effects of salinity and suspended load concentration

Laissaoui, Abdelmourhit; Abril Hernández, José María; Periáñez Rodríguez, Raúl; García León, Manuel; García Montaño, Estrella (Springer, 1998-01-01)
In estuarine environments there are important spatial and temporal changes in both salt and suspended load concentrations. ...
Article
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210Pb enhancement in rivers affected by the phosphate rock processing in southwestern Spain

Martínez Aguirre, Aránzazu; García León, Manuel (Elsevier, 1997-01-01)
The activity levels of 210Pb in solution and bottom sediments were measured in the estuary formed by the Odiel and Tinto ...
Article
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Radioactive impact of phosphate ore processing in a wet marshland in southwestern Spain

Martínez Aguirre, Aránzazu; García León, Manuel (Elsevier, 1997-01-01)
In this paper an extensive study of the presence of natural radionuclides in a marshland area located in the vicinity of ...
Article
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Transfer of natural radionuclides from soils to plants in a marsh enhanced by the operation of non-nuclear industries

Martínez Aguirre, Aránzazu; García Orellana, Isabel; García León, Manuel (Elsevier, 1997-01-01)
Two sampling campaigns were performed in 1993 at the marsh area (Odiel marsh) located in southwestern Spain, in the city ...
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Modelling the suspended matter distribution in an estuarine system : Application to the Odiel river in southwest Spain

Periáñez Rodríguez, Raúl; Abril Hernández, José María; García León, Manuel (Elsevier, 1996-01-01)
A numerical model which solves the advective-diffusive dispersion equation for suspended matter and includes the deposition ...
Article
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Modelling the dispersion of non-conservative radionuclides in tidal waters—Part 1: Conceptual and mathematical model

Periáñez Rodríguez, Raúl; Abril Hernández, José María; García León, Manuel (Elsevier, 1996-01-01)
A 2D four-phase model to study the dispersion of non-conservative radionuclides in tidal waters, in conditions of ...
Article
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Modelling the dispersion of non-conservative radionuclides in tidal waters .2. Application to Ra-226 dispersion in an estuarine system

Periáñez Rodríguez, Raúl; Abril Hernández, José María; García León, Manuel (Elsevier, 1996-01-01)
The Odiel river is an estuary system located in the south-west of Spain and affected by tidal dynamics. A phosphate ...
Article
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U- and Th-isotopes in an estuarine system in southwest Spain: Tidal and seasonal variations

Periáñez Rodríguez, Raúl; Martínez Aguirre, Aránzazu; García León, Manuel (Elsevier, 1996-01-01)
The presence of U- and Th-isotopes in suspended matter from an estuarine system which surrounds a phosphate fertilizer ...
Article
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210Pb distribution in riverwaters and sediments near phosphate fertilizer factories

Martínez Aguirre, Aránzazu; García León, Manuel (Elsevier, 1996-01-01)
two fertilizer factories operate at the estuary formed by the Odiel and Tinto rivers in Southwestern Spain. In previous ...
Article
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Anthropogenic emissions of Po-210, Pb-210 and Ra-226 in an estuarine environment

Martínez Aguirre, Aránzazu; García León, Manuel; Gascó, C.; Travesi, A. (Springer, 1996-01-01)
An extensive study on the distribution of natural radionuclides in an estuarine ecosystem located in Southwestern Spain ...
Article
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Enhanced U and Th concentrations in soils from a wet marshland washed by contaminated riverwaters

Martínez Aguirre, Aránzazu; García Orellana, Isabel; García León, Manuel (Elsevier, 1996-01-01)
A study of the presence of U and Th isotopes in soil samples from a saline wet Marshland located close to a phosphoric ...
Article
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Transfer of natural radionuclides from soils to plants in a wet marshland

Martínez Aguirre, Aránzazu; García León, Manuel (Elsevier, 1996-01-01)
Soils and two wild plant species (Spartina densiflora and Spartina maritima) have been collected from the Odiel river marsh ...
PhD Thesis
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Aplicaciones de la espectrometría gamma y alfa al estudio del impacto radiactivo producido por industrias no nucleares

García-Tenorio García-Balmaseda, Rafael; García León, Manuel; Bolívar Raya, Juan Pedro (1995-01-01)
Article
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U and Th speciation in river sediments

Martínez Aguirre, Aránzazu; García León, Manuel; Ivanovich, M. (Elsevier, 1995-01-01)
A study of the distribution of some natural radionuclides in different chemical fractions of river bottom sediments has ...
Article
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A modeling study of Ra-226 dispersion in an estuarine system in south-west Spain

Periáñez Rodríguez, Raúl; Abril Hernández, José María; García León, Manuel (Elsevier, 1994-01-01)
A numerical model to study 226Ra dispersion in the Odiel River, in which two fertilizer plants release their wastes, has ...
Article
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Identification and effects of anthropogenic emissions of U and Th on the composition of sediments in a river/estuarine system in Southern Spain

Martínez Aguirre, Aránzazu; García León, Manuel; Ivanovich, M. (Elsevier, 1994-01-01)
A study of the distribution of natural radionuclides in different fractions of river bottom sediments has been carried ...
Article
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The distribution of U, Th and 226Ra derived from the phosphate fertilizer industries on an estuarine system in Southwest Spain

Martínez Aguirre, Aránzazu; García León, Manuel; Ivanovich, M. (Elsevier, 1994-01-01)
This paper reports an extensive study of the presence of natural radioactivity around a phosphate fertilizer factory complex ...
Article
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U and Th distribution in solution and suspended matter from rivers affected by the phosphate rock processing in southwestern Spain

Martínez Aguirre, Aránzazu; García León, Manuel; Ivanovich, M. (Elsevier, 1994-01-01)
A study is presented on the distribution of U and Th isotopes in the solid and liquid fractions of waters collected along ...
Article
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The use of 137-cs in marine and lacustrine sediment dating

Sánchez, C. I.; García-Tenorio García-Balmaseda, Rafael; García León, Manuel; Abril, J. M.; El-Daoushy, F. (Pergamon Press, 1992-01-01)
En este trabajo, la técnica de datación 137 Cs con precisión mejorada se muestra como una herramienta poderosa para ...
PhD Thesis
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Radiactividad artificial en varios compartimentos naturales de Andalucía

García León, Manuel; Manjón Collado, Guillermo (1992-01-01)
Article
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Low-level radioactivity studies in the marine environment of the South of Spain

Manjón Collado, Guillermo; Martínez Aguirre, Aránzazu; García León, Manuel (Elsevier, 1992-01-01)
In this paper preliminary levels of natural and man-made radionuclides in the South Spanish marine environment are presented. ...
PhD Thesis
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Aplicaciones ambientales de la espectrometría gamma de bajas energías

García León, Manuel; Travesi Jiménez, Antonio; Martínez Lobo, Antonio (1991-01-01)
PhD Thesis
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Radiactividad natural en diversos compartimentos naturales de Andalucía

García León, Manuel; Martínez Aguirre, Aránzazu (1991-01-01)
El trabajo se ha centrado en el estudio de radionúclidos naturales, emisores alfa, en diversos compartimentos de Andalucía ...
PhD Thesis
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Distribución de 137 Cs y de 99 Tc en sedimentos lacustres, marinos y turbas: su aplicación al fechado

García León, Manuel; Sánchez Angulo, Celestino Ignacio (1990-01-01)
PhD Thesis
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Aplicación y desarrollo de modelos compartimentales para el estudio de la dispersión de radionuclidos en el medio ambiente y en el cuerpo humano

García León, Manuel; García Montaño, Estrella (1987-01-01)
Se ha aplicado la técnica de modelos compartiméntales al estudio de la dispersión de radionúclidos en el ambiente marino ...
PhD Thesis
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Estudios sobre el método de fechado por 210 Pb y su aplicación a sedimentos

García León, Manuel; García-Tenorio García-Balmaseda, Rafael (1986-01-01)
La determinación de los valores de una fracción del radionidido natural 210Pb a diversas profundidades del sedimento ...
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An Easy Method for the Determination of Ra Isotopes and Actinide Alpha Emitters from the Same Water Sample

Morón Romero, María del Carmen; García Tenorio, Rafael; García Montaño, Estrella; García León, Manuel; Madurga, G. (Elsevier, 1986-01-01)
Radium isotopes and actinide α emitters are easily determined from the same water sample. The Ra fraction is obtained by ...
PhD Thesis
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Medida de actividades Alfa y Beta en muestras ambientales con un detector proporcional y detección de 99Tc

Madurga Lacalle, Gonzalo; García León, Manuel (1983-01-01)
Se utiliza un detector proporcional de flujo de gas para la medida de actividades Alfa y Beta ambientales y la detección ...