Ara es mostren els items 44-56 de 56

    • Past, present and future of the n_TOF facility at CERN 

      Calviño Tavares, Francisco; Gómez Hornillos, María Belén; Cortés Rossell, Guillem Pere (2011-08-12)
      Article
      Accés restringit per política de l'editorial
    • Performance of the neutron time-of-flight facility n TOF at CERN 

      Guerrero, C; Tsinganis, A; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Gómez Hornillos, María Belén; Hernández Prieto, Álvaro; Riego Pérez, Albert (2013-02-25)
      Article
      Accés obert
      The neutron time-of-flight facility n TOF features a white neutron source produced by spallation through 20 GeV/c protons impinging on a lead target. The facility, aiming primarily at the measurement of neutron-induced ...
    • Present status and future programs of the n-TOF experiment 

      Chiaveri, E.; Calviani, M.; Andriamonje, S.; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Riego Pérez, Albert; Gómez Hornillos, María Belén; Vlachoudis, V.; Massimi, C. (2011)
      Text en actes de congrés
      Accés obert
      The neutron time-of-flight facility n_TOF at CERN, Switzerland, operational since 2001, delivers neutrons using the Proton Synchrotron (PS) 20 GeV/c proton beam impinging on a lead spallation target. The facility combines ...
    • Simultaneous measurement of neutron-induced capture and fission reactions at CERN 

      Guerrero, C.; Berthoumieux, Eric; Cano-Ott, D; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Gómez Hornillos, María Belén (2012)
      Article
      Accés obert
      The measurement of the capture cross-section of fissile elements, of utmost importance for the design of innovative nuclear reactors and the management of nuclear waste, faces particular difficulties related to the -ray ...
    • The (n,alpha) reaction in the s-process branching point 59Ni 

      Weiß, C.; Griesmayer, E.; Andrzejewski, Józef; Badurek, G.; Dressler, Rugard; Koehler, Paul E.; Lederer, Claudia; Altstadt, Sebastian; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Gómez Hornillos, María Belén; Riego Pérez, Albert (2014-06-01)
      Article
      Accés restringit per política de l'editorial
      The (n,alpha) reaction in the radioactive 59Ni is of relevance in nuclear astrophysics as 59Ni can be considered as the first branching point in the astrophysical s-process. Its relevance in nuclear technology is especially ...
    • The 236U neutron capture cross-section measured at the n TOF CERN facility 

      Mastromarco, M.; Barbagallo, Massimo; Vermeulen, M.J.; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Gómez Hornillos, María Belén; Riego Pérez, Albert (EDP Sciences, 2016)
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      The 236U isotope plays an important role in nuclear systems, both for future and currently operating ones. The actual knowledge of the capture reaction of this isotope is satisfactory in the thermal region, but it is ...
    • The CERN n TOF facility: neutron beams performances for cross section measurements 

      Altstadt, Sebastian; Andrzejewski, Józef; Audouin, Ludmila; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Gómez Hornillos, María Belén; Hernández Prieto, Álvaro; Riego Pérez, Albert (2014-05-01)
      Article
      Accés restringit per política de l'editorial
      This paper presents the characteristics of the existing CERN n TOF neutron beam facility (n TOF-EAR1 with a flight path of 185 meters) and the future one (n TOF EAR-2 with a flight path of 19 meters), which will operate ...
    • The role of Fe and Ni for S-process nucleosynthesis and innovative nuclear technologies 

      Taín Enríquez, José Luis; Lederer, Claudia; Brugger, Matthias; Calviani, Marco; Andriamonje, S.; Ferrari, Alessio; Calviño Tavares, Francisco; Gómez Hornillos, María Belén; Cortés Rossell, Guillem Pere (2011-08-12)
      Article
      Accés restringit per política de l'editorial
      The accurate measurement of neutron capture cross sections of all Fe and Ni isotopes is important for disentangling the contribution of the s-process and the r-process to the stellar nucleosynthesis of elements in the mass ...
    • Total absorption spectroscopy study of Rb-92 decay: a major contributor to reactor antineutrino spectrum shape 

      Zakari-Issoufou, A.-A.; Fallot, M.; Porta, A.; Caballero Folch, Roger; Gómez Hornillos, María Belén; Gorlychev, V. (2015-09-04)
      Article
      Accés obert
      The antineutrino spectra measured in recent experiments at reactors are inconsistent with calculations based on the conversion of integral beta spectra recorded at the ILL reactor. Rb-92 makes the dominant contribution to ...
    • Towards the high-accuracy determination of the 238U fission cross section at the threshold region at CERN – n_TOF 

      Diakaki, M.; Audouin, Ludmila; Berthoumieux, Eric; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Gómez Hornillos, María Belén; Pretel Sánchez, Carme; Riego Pérez, Albert (EDP Sciences, 2015)
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      The 238U fission cross section is an international standard beyond 2 MeV where the fission plateau starts. However, due to its importance in fission reactors, this cross-section should be very accurately known also in the ...
    • Zr 92 (n,?) and (n,tot) measurements at the GELINA and n_TOF facilities 

      Tagliente, G.; Bécares, Vicente; Calviño Tavares, Francisco; Calviani, Marco; Cano Ott, Daniel; Colonna, Nicola; Cortés Rossell, Guillem Pere; Gómez Hornillos, María Belén; Martínez, T.; Mastromarco, Mario; Mendoza, E.; Praena, J.; Riego Pérez, Albert; Lederer, Claudia (American Physical Society, 2022-02-01)
      Article
      Accés obert
      Stellar nucleosynthesis of elements heavier than iron is driven by neutron capture processes. Zr92 is positioned at a strategic point along the slow nucleosynthesis path, given its proximity to the neutron magic number ...
    • ß-decay and ß-delayed neutron emission measurements at GSI-FRS Beyond N=126, for r-process nucleosynthesis 

      Caballero Folch, Roger; Benlliure, J.; Cortés Rossell, Guillem Pere; Bowry, M.; Calviño Tavares, Francisco; Dillmann, I.; Estradé, A.; Farinon, F.; Geissel, H.; Gelletly, W.; Gómez Hornillos, María Belén; Heil, M.; Nociforo, C.; Kurcewicz, J.; Marganiec, J.; Paradela, C.; Pietri, S.; Prochazka, A.; Maurice, S.; Riego Pérez, Albert; Rubio, B.; Weick, H.; Smith, K.M; Woody, R.W. (2014-06-01)
      Article
      Accés restringit per política de l'editorial
      New measurements of very exotic nuclei in the neutron-rich region beyond N=126 have been performed at the GSI facility with the fragment separator (FRS). The aim of the experiment is to determine half-lives and beta-delayed ...
    • ß-delayed neutron emission studies 

      Gómez Hornillos, María Belén; Taín Enríquez, José Luis; 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 ...