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Listar por autor "Chamizo Calvo, Elena"
Mostrando ítems 1-19 de 19
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Artículo
10Be low-energy AMS with the passive absorber technique
Scognamiglio, Grazia; Lachner, J.; Chamizo Calvo, Elena; López Gutiérrez, José María; Priller, A. (ScienceDirect, 2019-01)The passive absorber technique is one of the most common ways to suppress the 10B interference during 10Be measurements ...
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Artículo
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)A new and highly sensitive method for the determination of 239Pu in human urine has been developed permitting the ...
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Artículo
Analysis of 236U and plutonium isotopes, 239,240Pu, on the 1 MV AMS system at the Centro Nacional de Aceleradores, as a potential tool in oceanography
Chamizo Calvo, Elena; López Lora, Mercedes; Villa Alfageme, María; Casacuberta, N.; López Gutiérrez, José María; Pham, Mai Khanh (ScienceDirect, 2015-10-15)The performance of the 1 MV AMS system at the CNA (Centro Nacional de Aceleradores, Seville, Spain) for 236U and 239,240Pu ...
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Artículo
Analysis of a major Aeolian dust input event and its impact on element fluxes and inventories at the DYFAMED site (Northwestern Mediterranean)
Más Balbuena, José Luis; Martín, Jacobo; Pham, Mai Khanh; Chamizo Calvo, Elena; Miquel, Juan-Carlos; Povinec, Pavel P.; Eriksson, Mats; Villa Alfageme, María (Elsevier, 2020-06)Continental dust can be suspended and transported by the wind, reaching seawater masses far away from its source. The ...
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Trabajo Fin de Máster
Caracterización de radionucleidos naturales (210Pb) y artificiales (137Cs, 236U, 239Pu, 240Pu y 241Pu) en un testigo de sedimentos del Mar Negro
López Fuentes, Antonio Jesús (2021) -
Ponencia
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)En este trabajo se exponen las principales características de las tres técnicas de medida utilizádas y puestas a punto ...
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Trabajo Fin de Grado
Determinacion de U antropogénico mediante Espectrometría de Masas con Aceleradores
Díaz Tomé, Laura (2021) -
Artículo
I+D para detectar isótopos de difícil medida
López Gutiérrez, José María; Chamizo Calvo, Elena; Gómez Guzmán, José Manuel; Peruchena, Juan Ignacio; Ortega-Feliú, Inés; Jiménez Ramos, María del Carmen; Leganés Nieto, José Luis (Empresa Nacional de Residuos Radioactivos, ENRESA, 2012)Desde que el Centro Nacional de Aceleradores (CNA) abriera sus puertas en 1997, los investigadores españoles cuentan con ...
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Artículo
Intercalibration of selected anthropogenic radionuclides for the GEOTRACES Program
Kenna, Timothy C.; Masqué, Pere; Más Balbuena, José Luis; Cámara-Mor, Patricia; Chamizo Calvo, Elena; Scholten, Jan; Eriksson, Mats; Sánchez-Cabeza, Joan-Albert; Gastaud, Janine; Levy, Isabelle; Herrmann, Jürgen; Lindahl, Patric; Hong, Gi-Hoon; Nielsen, Sven (American Society of Limnology and Oceanography, 2012)As part of the GEOTRACES Program, six laboratories participated in an intercalibration exercise on several anthropogenic ...
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Artículo
Levels of 25 trace elements in high-volume air filter samples from Seville (2001–2002): Sources, enrichment factors and temporal variations
Enamorado Báez, Santiago Miguel; Gómez Guzmán, José Manuel; Chamizo Calvo, Elena; Abril Hernández, José María (Elsevier, 2015)The measurement of trace element concentration in aerosols is of interest for environmental studies and for human health ...
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Artículo
Long-lived radionuclides in residues from operation and decommissioning of nuclear power plants
López Gutiérrez, José María; Gómez Guzmán, José Manuel; Chamizo Calvo, Elena; Peruchena, Juan Ignacio; García León, Manuel (ScienceDirect, 2013-01)Radioactive residues, in order to be classified as Low-Level Waste (LLW), need to fulfil certain conditions; the limitation ...
- Tesis Doctoral
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Tesis Doctoral
Medida de isótopos de Plutonio, 239Pu y 240Pu, mediante espectrometría de masas con aceleradores de baja energía
Chamizo Calvo, Elena (2009)El primer bloque, sobre la descripción de la técnica y de los dos sistemas empleados, comprende los Capítulos 2, 3 y 4. ...
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Artículo
Natural and artificial radionuclides in a marine core. First results of 236U in North Atlantic Ocean sediments
Villa Alfageme, María; Chamizo Calvo, Elena; Santos Arévalo, Francisco Javier; López Gutiérrez, José María; Gómez Martínez, Isabel; Hurtado Bermúdez, Santiago José (ScienceDirect, 2018-06)There are very few data available of 236U in marine sediment cores. In this study we present the results from the first ...
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Tesis Doctoral
Optimization of 10Be and 26Ai detection with low-energy accelerator mass spectrometry.
Scognamiglio, Grazia (2017-07-07) -
Artículo
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)New analytical methods developed at the facilities here, based on two ultra-sensitive mass spectrometry (MS) techniques, ...
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Artículo
Recent developments of the 1 MV AMS facility at the Centro Nacional de Aceleradores
Scognamiglio, Grazia; Chamizo Calvo, Elena; López Gutiérrez, José María; Müller, A.M.; Padilla, S.; Santos, F. Javier; Vivo Vilches, Carlos; García León, Manuel (ScienceDirect, 2016-05)The Centro Nacional de Aceleradores (CNA) hosts a 1 MV accelerator mass spectrometry (AMS) apparatus since September 2005. ...
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Artículo
Status report of the 1 MV AMS facility at the Centro Nacional de Aceleradores
Chamizo Calvo, Elena; Santos, Francisco Javier; López Gutiérrez, José María; Padilla, Santiago; García León, Manuel; Heinemeier, Jan; Schnabel, Christoph; Scognamiglio, Grazia (ScienceDirect, 2015-10-15)SARA (Spanish Accelerator for Radionuclides Analysis) was the first multielemental AMS facility installed in Spain in 2005. ...
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Artículo
The Potential of 233U/236U as a Water Mass Tracer in the Arctic Ocean
Chamizo Calvo, Elena; Christl, M.; López Lora, Mercedes; Casacuberta, N.; Wefing, A.-M.; Kenna, Timothy C. (Wiley, 2022)This study explores for the first time the possibilities that the 233U/236U atom ratio offers to distinguish waters of ...