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Listar por autor "Praena Rodríguez, Javier"
Mostrando ítems 1-20 de 52
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Artículo
197Au(n,γ) cross section in the unresolved resonance region
Lederer Woods, Claudia; Colonna, Nicola; Domingo Pardo, César; Gunsing, F.; Käppeler, F.; Massimi, C.; Wisshak, K.; Capote, Roberto; Praena Rodríguez, Javier; Quesada Molina, José Manuel; Guerrero Sánchez, Carlos; Lozano Leyva, Manuel Luis (American Physical Society, 2011)The cross section of the reaction 197Au(n,γ) was measured with the time-of-flight technique at the n-TOF (neutron ...
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Artículo
238U(n, γ) reaction cross section measurement with C6D6 detectors at the n_TOF CERN facility
Cortés Giraldo, Miguel Antonio; Praena Rodríguez, Javier; Quesada Molina, José Manuel; Sabaté Gilarte, Marta; Mingrone, F; Massimi, C.; Vannini, Gianni (EDP Sciences, 2014)The radiative capture cross section of 238U is very important for the developing of new reactor technologies and the safety ...
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Artículo
62 Ni(n, γ) and 63 Ni(n, γ) cross sections measured at the n_TOF facility at CERN
Lederer Woods, Claudia; Massimi, C.; Berthoumieux, E.; Colonna, Nicola; Dressler, R.; Guerrero Sánchez, Carlos; Žugec, P.; Cortés Giraldo, Miguel Antonio; Lozano Leyva, Manuel Luis; Praena Rodríguez, Javier; Quesada Molina, José Manuel (American Physical Society, 2014)The cross section of the 62Ni(n,γ) reaction was measured with the time-of-flight technique at the neutron time-of-flight ...
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Artículo
7Be(n, p) 7Li Reaction and the Cosmological Lithium Problem: Measurement of the Cross Section in a Wide Energy Range at n_TOF at CERN
Damone, L.; Barbagallo, M.; Mastromarco, Mario; Mengoni, A.; Cosentino, L.; Maugeri, E.; Heinitz, S.; Schumann, D.; Cortés Giraldo, Miguel Antonio; Guerrero Sánchez, Carlos; Lerendegui Marco, Jorge; Praena Rodríguez, Javier; Quesada Molina, José Manuel; Sabaté Gilarte, Marta (APS Physics, 2018-07-24)We report on the measurement of the 7Be(n,p)7Li cross section from thermal to approximately 325 keV neutron energy, performed ...
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Artículo
Angular distribution in the neutron-induced fission of actinides
Paradela, Carlos; Durán, Ignacio; Cortés Giraldo, Miguel Antonio; Praena Rodríguez, Javier; Massimi, C.; Quesada Molina, José Manuel; Rubbia, Carlo (EDP Sciences, 2013)Above 1 MeV of incident neutron energy the fission fragment angular distribution (FFAD) has generally a strong anisotropic ...
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Ponencia
Astrophysics at n-TOF facility
Tagliente, G.; Abbondanno, U.; Aerts, G.; Capote, Roberto; Lozano Leyva, Manuel Luis; Praena Rodríguez, Javier; Quesada Molina, José Manuel; Salgado, J.; Santos, Cayetano; Vaz, P.; Wisshak, Klaus (American Institute of Physics, 2010)Heavy elements with Z ≥ 30 are made by neutron capture reactions during stellar He burning and presumably in supernovae. ...
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Artículo
Current quests in nucleosynthesis: present and future neutron-induced reaction measurements
Praena Rodríguez, Javier; Pignatari, M.; Martín-Hernández, G.; Quesada Molina, José Manuel; Sabaté Gilarte, Marta (EDP sciences, 2014)We present some open questions in nucleosynthesis focused on the measurement of relevant neutron capture cross-sections ...
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Artículo
Experimental neutron capture data of 58 Ni from the CERN n_TOF facility
Žugec, P.; Barbagallo, M.; Colonna, Nicola; Bosnar, D.; Altstadt, Sebastian G.; Andrzejewski, J.; Cortés Giraldo, Miguel Antonio; Praena Rodríguez, Javier; Quesada Molina, José Manuel; Wright, T. (American Physical Society, 2013)The 58 Ni( n , γ ) cross section has been measured at the neutron time of flight facility n_TOF at CERN, in the ...
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Artículo
Experimental neutron capture data of 58Ni from the CERN n_TOF facility
Cortés Giraldo, Miguel Antonio; Praena Rodríguez, Javier; Quesada Molina, José Manuel; Rauscher, Thomas; Reifarth, René; Rubbia, Carlo; Sarmento, Raul (EDP Sciences, 2015)The neutron capture cross section of 58Ni was measured at the neutron time of flight facility n_TOF at CERN, from 27 meV ...
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Artículo
Experimental setup and procedure for the measurement of the 7Be(n,α)α reaction at n_TOF
Cosentino, L.; Musumarra, A.; Barbagallo, M.; Pappalardo, A.; Colonna, Nicola; Damone, L.; Cortés Giraldo, Miguel Antonio; Guerrero Sánchez, Carlos; Lerendegui Marco, Jorge; Praena Rodríguez, Javier; Quesada Molina, José Manuel (Elsevier, 2016-09-11)The newly built second experimental area EAR2 of the n_TOF spallation neutron source at CERN allows to perform (n, charged ...
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Tesis Doctoral
Experimentos de activación en astrofísica nuclear para la medida de secciones eficaces estelares de captura de neutrones: revisión del método y medida experimental de la sección eficaz estelar de la reacción.
Jiménez Bonilla, Pablo José (2018-04-13)En Astrofísica Nuclear resulta fundamental el conocimiento, con la menor incertidumbre posible, de las secciones eficaces ...
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Artículo
Experiments with neutron beams for the astrophysical s process
Lederer Woods, Claudia; Altstadt, Sebastian G.; Andrzejewski, J.; Audouin, Laurent; Barbagallo, M.; Bécares, Vicente; Bečvář, František; Belloni, F.; Berthoumieux, E.; Billowes, Jon; Cortés Giraldo, Miguel Antonio; Praena Rodríguez, Javier; Quesada Molina, José Manuel (IOP Publishing, 2016) -
Artículo
GEANT4 simulation of the neutron background of the C6D6 set-up for capture studies at n_TOF
Žugec, P.; Colonna, Nicola; Bosnar, D.; Altstadt, Sebastian G.; Andrzejewski, J.; Audouin, Laurent; Barbagallo, M.; Bécares, V.; Bečvář, František; Cortés Giraldo, Miguel Antonio; Quesada Molina, José Manuel; Wright, T.; Praena Rodríguez, Javier (Elsevier, 2014)The neutron sensitivity of the C6D6 detector setup used at n-TOF facility for capture measurements has been studied by ...
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Artículo
High-accuracy determination of the 238U/ 235U fission cross section ratio up to ≈ 1 GeV at n_TOF at CERN
Paradela, Carlos; Calviani, M.; Tarrío, D.; Leal Cidoncha, E.; Leong, L. S.; Tassan-Got, L.; Le Naour, C.; Durán, Ignacio; Colonna, Nicola; Audouin, Laurent; Cortés Giraldo, Miguel Antonio; Lozano Leyva, Manuel Luis; Quesada Molina, José Manuel; Praena Rodríguez, Javier (American Physical Society, 2015)The 238U to 235U fission cross section ratio has been determined at n_TOF up to ≈1 GeV, with two different detection ...
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Artículo
High-accuracy U233 (n,f) cross-section measurement at the white-neutron source n_TOF from near-thermal to 1 MeV neutron energy
Calviani, M.; Praena Rodríguez, Javier; Abbondanno, U.; Aerts, G.; Álvarez, H.; Álvarez Velarde, F.; Capote, Roberto; Lozano Leyva, Manuel Luis; Quesada Molina, José Manuel; Wisshak, K. (The American Physical Society, 2009)The 233U(n,f) cross section has been measured at the white neutron source n-TOF in a wide energy range with a dedicated ...
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Tesis Doctoral
HiSPANoS (HiSPAlis Neutron Source) at CNA: installation and commissioning of the rst neutron time of ight beamline in Spain
Macías Martínez, Miguel (2019-12-20)This PhD dissertation arises with the idea of providing pulsed neutron sources with different energies and angular ...
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Ponencia
HiSPANoS facility and the new neutron beam line for TOF measurements at the Spanish National Accelerator Lab (CNA)
Fernández Martínez, Begoña; Macías Martínez, Miguel; Guerrero Sánchez, Carlos; Millán Callado, María de los Ángeles; Rodríguez González, María Teresa; Quesada Molina, José Manuel; Gómez Camacho, Joaquín José; Praena Rodríguez, Javier (Institute of Physics Publishing, 2020)HiSPANoS (HiSPAlis Neutron Source) is the first accelerator-based neutron facility in Spain, installed at the Centro ...
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Artículo
Integral measurement of the 12C(n, p)12B reaction up to 10 GeV
Zugec, P.; Colonna, Nicola; Bosnar, D.; Ventura, A.; Mengoni, A.; Altstadt, Sebastian G.; Cortés Giraldo, Miguel Antonio; Praena Rodríguez, Javier; Quesada Molina, José Manuel (Springer Verlag, 2016-04-22)The integral measurement of the 12C(n, p)12B reaction was performed at the neutron time-offlight facility n TOF at CERN. ...
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Artículo
Investigation of the 240Pu(n, f ) reaction at the n_TOF/EAR2 facility in the 9 meV–6 MeV range
Stamatopoulos, A.; Tsinganis, Andrea; Colonna, Nicola; Kokkoris, M.; Vlastou, R.; Diakaki, M.; Sabaté Gilarte, Marta; Cortés Giraldo, Miguel Antonio; Guerrero Sánchez, Carlos; Lerendegui Marco, Jorge; Palomo Pinto, Rogelio; Praena Rodríguez, Javier; Quesada Molina, José Manuel; Wrigh, T. (American Physical Society, 2020)Background: Nuclear waste management is considered amongst the major challenges in the field of nuclear energy. A possible ...
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Artículo
Maxwellian Neutron Spectrum generation and Stellar Cross-Section measurements: measurement of the Au-197(n,gamma) MACS
Jiménez Bonilla, Pablo José; Praena Rodríguez, Javier; Quesada Molina, José Manuel (IOP Publishing, 2018)Maxwellian-averaged cross-sections (MACS) are needed as an input for the models of stellar s- and r-processes nucleosynthesis. ...