Enviaments recents

  • Beta-decay half-lives and beta-delayed neutron emission probabilities for several isotopes of Au, Hg, Tl, Pb, and Bi, beyond N = 126 

    Caballero-Folch, R.; Domingo-Pardo, C; Agramunt Ros, Jorge; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere (2017-06-23)
    Article
    Accés obert
    Background: There have been measurements on roughly 230 nuclei that are beta-delayed neutron emitters. They range from 8He up to 150La. Apart from 210Tl, with a branching ratio of only 0.007%, no other neutron emitter has ...
  • Conceptual design of a hybrid neutron-gamma detector for study of ß-delayed neutrons at the RIB facility of RIKEN 

    Tarifeño Saldivia, Ariel Esteban; Taín, J.L.; Domingo Pardo, César; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Phong, V.H.; Riego Pérez, Albert; Agramunt Ros, Jorge; Algora, A. (2017-04-07)
    Article
    Accés restringit per política de l'editorial
    The conceptual design of the BRIKEN neutron detector at the radioactive ion beam factory (RIBF) of the RIKEN Nishina Center is reported. The BRIKEN setup is a complex system aimed at detecting heavy-ion implants, ß particles, ...
  • Comparison of best-estimate plus uncertainty and conservative methodologies for a PWR MSLB analysis using a coupled 3-D neutron-kinetics/thermal-hydraulic code 

    Pericas Casals, Raimon; Ivanov, K.; Reventós Puigjaner, Francesc; Batet Miracle, Lluís (2017-05-04)
    Article
    Accés restringit per política de l'editorial
    This paper compares the Best-Estimate Plus Uncertainty (BEPU) methodology with the Conservative Bounding methodology for design-basis-accident analysis. Calculations have been performed with TRACE [for thermal-hydraulic ...
  • First evidence of multiple ß-delayed neutron emission for isotopes with A > 100 

    Caballero-Folch, R.; Dillmann, I.; Agramunt Ros, Jorge; Tan, J.L.; Domingo Pardo, César; Äystö, J.; Calviño Tavares, Francisco; Canete, L.; Eronen, T.; Ganioglu, E.; Gelletly, W.; Gorelov, D.; Guadilla, V.; Hakala, J.; Jokinen, A.; Kankainen, A.; Kolhinen, V.S.; Koponen, J.; Marta, M.; Mendoza Cembrano, Emilio; Montaner Piza, A.; Moore, I.; Nobs, Ch.; Orrigo, S.; Penttila, H.; Pohjalainen, I.; Reinikainen, J.; Riego Pérez, Albert; Rinta-Antila, S.; Rubio, B.; Salvador Castiñeira, Paula Genoveva; Simutkin, V.; Voss, A.; Cortés Rossell, Guillem Pere (2017-03-01)
    Article
    Accés obert
    The beta-delayed neutron emission probability, P-n, of very neutron-rich nuclei allows us to achieve a better understanding of the nuclear structure above the neutron separation energy, S-n. The emission of neutrons can ...
  • Monte Carlo simulations for the study of a moderated neutron detector 

    Gómez Hornillos, María Belén; Gorlychev, V.; Caballero Folch, Roger; Cortés Rossell, Guillem Pere; Poch Parés, Agustí; Pretel Sánchez, Carme; Calviño Tavares, Francisco (2011-08-12)
    Article
    Accés obert
    This work presents the Monte Carlo simulations performed with the MCNPX and GEANT4 codes for the design of a BEta deLayEd Neutron detector, BELEN-20. This detector will be used for the study of beta delayed neutron emission ...
  • Code improvement and model validation for Asco-II Nuclear Power Plant model using a coupled 3D neutron kinetics/thermal-hydraulic code 

    Pericas Casals, Raimon; Ivanov, K; Reventós Puigjaner, Francesc; Batet Miracle, Lluís (2016-01-01)
    Article
    Accés restringit per política de l'editorial
    This paper provides a Best Estimate validation calculation with a coupled thermal–hydraulic and 3D neutron kinetic model for Ascó-II Nuclear Power Plant. Common NRC codes have been used for its purpose. TRACE is the code ...
  • Neutron capture cross section measurement of 238U at the CERN n_TOF facility in the energy region from 1 eV to 700 keV 

    Mingrone, Federica; Massimi, Cristian; Vannini, Gianni; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere (AMER PHYSICAL SOC, 2017-03-10)
    Article
    Accés obert
    The aim of this work is to provide a precise and accurate measurement of the 238U(n, gamma) reaction cross section in the energy region from 1 eV to 700 keV. This reaction is of fundamental importance for the design ...
  • Neutron spectroscopy of 26Mg states: constraining the stellar neutron source 22Ne(alpha, n) 25Mg 

    Massimi, Cristian; Altstadt, Sebastian; Andrzejewski, Józef; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere (Elsevier, 2017-02-16)
    Article
    Accés obert
    This work reports on accurate, high-resolution measurements of the 25Mg(n, gamma )26Mg and 25Mg(n, tot) cross sections in the neutron energy range from thermal to about 300 keV, leading to a significantly improved 25Mg(n, ...
  • Testing methodologies for quantifying physical models uncertainties. A comparative exercise using CIRCE and IPREM (FFTBM) 

    Freixa Terradas, Jordi; Alfonso Prieto-Puga, Elsa de; Reventós Puigjaner, Francesc (2016-08-15)
    Article
    Accés restringit per política de l'editorial
    The increasing importance of Best-Estimate Plus Uncertainty (BEPU) analyses in nuclear safety and licensing processes have lead to several international activities. The latest findings highlighted the uncertainties of ...
  • First measurement of several beta-delayed neutron emitting isotopes beyond N=126 

    Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Algora, A.; Benlliure, J.; Bowry, M.; Cortes, G.; Dillmann, I.; Estradé, A.; Farinon, F.; Geissel, H.; Gelletly, W.; Heil, M.; Kurcewicz, J.; Marganiec, J.; Nociforo, C.; Pietri, S.; Prochazka, A.; Maurice, S.; Rubio, B.; Smith, K.M; Tain, J. L.; Weick, H.; Woody, R.W. (2016-06-29)
    Article
    Accés obert
    The beta-delayed neutron emission probabilities of neutron rich Hg and Tl nuclei have been measured together with beta-decay half-lives for 20 isotopes of Au, Hg, Tl, Pb, and Bi in the mass region N greater than or similar ...

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