Enviaments recents

  • Nuclear data activities at the n_TOF facility at CERN 

    Gunsing, Frank; Aberle, O.; Andrzejewski, Józef; Calviño Tavares, Francisco; Casanovas Hoste, Adrià; Cortés Rossell, Guillem Pere; Riego-Pérez, albert; Tarifeño Saldivia, Ariel Esteban (2016-10-21)
    Article
    Accés obert
    Nuclear data in general, and neutron-induced reaction cross sections in particular, are important for a wide variety of research fields. They play a key role in the safety and criticality assessment of nuclear technology, ...
  • Be-7(n,alpha)He-4 reaction and the cosmological lithium problem: measurement of the cross section in a wide energy range at n_TOF at CERN 

    Barbagallo, Massimo; Musumarra, A.; Cosentino, L.; Calviño Tavares, Francisco; Casanovas Hoste, Adrià; Cortés Rossell, Guillem Pere; Tarifeño Saldivia, Ariel Esteban (2016-10-03)
    Article
    Accés obert
    The energy-dependent cross section of the Be7(n,alpha)He4 reaction, of interest for the so-called cosmological lithium problem in big bang nucleosynthesis, has been measured for the first time from 10 meV to 10 keV neutron ...
  • Qualification of a full plant nodalization for the prediction of the core exit temperature through a scaling methodology 

    Freixa Terradas, Jordi; Martínez Quiroga, Víctor Manuel; Reventós Puigjaner, Francesc Josep (2016-11)
    Article
    Accés restringit per política de l'editorial
    System codes and their necessary power plant nodalizations are an essential step in thermal hydraulic safety analysis. In order to assess the safety of a particular power plant, in addition to the validation and verification ...
  • ß-delayed neutron emission studies 

    Gómez Hornillos, María Belén; Taín, J.L.; Gorlychev, V.; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Pretel Sánchez, Carme (2014-01-01)
    Article
    Accés restringit per política de l'editorial
    The study of beta-delayed neutron emission plays a major role in different fields such as nuclear technology, nuclear astrophysics and nuclear structure. However the quality of the existing experimental data nowadays is ...
  • Measurement and analysis of the 243Am neutron capture cross section at the n_TOF facility at CERN 

    Mendoza, E.; Cano-Ott, D; Guerrero, C.; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Pretel Sánchez, Carme (2014-09-11)
    Article
    Accés restringit per política de l'editorial
    Background: The design of new nuclear reactors and transmutation devices requires to reduce the present neutron cross section uncertainties of minor actinides. Purpose: Improvement of the 243Am(n,¿ ) cross section ...
  • Integral measurement of the 12C(n, p)12B reaction up to 10 GeV 

    Žugec, Petar; Colonna, Nicola; Bosnar, Damir; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Gómez Hornillos, María Belén (2016-04-22)
    Article
    Accés obert
    The integral measurement of the 12C(n, p)12B reaction was performed at the neutron time-offlight facility n TOF at CERN. The total number of 12B nuclei produced per neutron pulse of the n TOF beam was determined using ...
  • Experimental setup and procedure for the measurement of the 7Be(n,alpha)alpha reaction at n_TOF 

    Cosentino, L.; Musumarra, A.; Barbagallo, Massimo; Calviño Tavares, Francisco; Casanovas, Adria; Cortés Rossell, Guillem Pere; Riego Pérez, Albert; Tarifeño Saldivia, Ariel Esteban (2016-09-11)
    Article
    Accés obert
    The newly built second experimental area EAR2 of the n_TOF spallation neutron source at CERN allows to perform (n, charged particles) experiments on short-lived highly radioactive targets. This paper describes a detection ...
  • Neutron-induced fission cross section of Np-237 in the keV to MeV range at the CERN n_TOF facility 

    Diakaki, M.; Karadimos, D.; Vlastou, R.; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Pretel Sánchez, Carme (2016-03-17)
    Article
    Accés obert
    The neutron-induced fission cross section of 237Np was experimentally determined at the high-resolution and high-intensity facility n TOF, at CERN, in the energy range 100 keV to 9 MeV, using the 235U(n,f ) and 238U(n,f ...
  • Neutron capture cross section of (90)Zr: bottleneck in the s-process reaction flow 

    Tagliente, G.; Fujii, K.; Milazzo, P.M.; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Pretel Sánchez, Carme (2008-03-11)
    Article
    Accés restringit per política de l'editorial
    The neutron capture cross sections of the Zr isotopes have important implications in nuclear astrophysics and for reactor design. The small cross section of the neutron magic nucleus 90Zr, which accounts for more than ...
  • Supercritical CO2 Brayton power cycles for DEMO (demonstration power plant) fusion reactor based on dual coolant lithium lead blanket 

    Linares, José Ignacio; Cantizano González, Alexis; Moratilla, Beatriz Y.; Martin Palacios, Victor; Batet Miracle, Lluís (2016-03-01)
    Article
    Accés obert
    This paper presents an exploratory analysis of the suitability of supercritical CO2 Brayton power cycles as alternative energy conversion systems for a future fusion reactor based on a DCLL (dual coolant lithium-lead) ...

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