Now showing items 21-32 of 32

    • Neutron capture cross section measurements of 238U, 241Am and 243Am at n_TOF 

      Andriamonje, S.; Andrzejewski, Józef; Audouin, Ludmila; Calviño Tavares, Francisco (2009-04-20)
      Research report
      Open Access
      The increase of the world energy demand and the need of low carbon energy sources have triggered the renaissance and/or enhancement of nuclear energy in many countries. Fundamental nuclear physics can contribute in a ...
    • New measurement of the 25Mg(n,gamma) reaction cross section 

      Massimi, Cristian; Koehler, Paul E.; Mingrone, Federica; Altstadt, Sebastian; Andrzejewski, Józef; Audouin, Ludmila; Barbagallo, Massimo; Bécares, Vicente; Becvar, F.; Belloni, Fabio; Berthoumieux, Eric; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Riego Pérez, Albert (2014-05-01)
      Article
      Restricted access - publisher's policy
      The 25Mg(n,gamma) reaction cross-section has been measured at the neutron time-of-flight facility n TOF at CERN in 2003 and, with an improved experimental set up, in 2012. These measurements aim at addressing important ...
    • Nuclear astrophysics at n-TOF facility, CERN 

      Tagliente, G.; Abbondanno, U.; Aerts, G.; Álvarez, H.; Álvarez Velarde, F.; Andriamonje, S.; Andrzejewski, Józef; Audouin, Ludmila; Badurek, G.; Baumann, G.; Calviño Tavares, Francisco; Cortes, G.; Poch, Agustí; Pretel, C.; Quesada, J. (2015)
      Conference report
      Restricted access - publisher's policy
      The innovative feature of the n-TOF facility at CERN, in the two experimental areas, (20 m and 200 m flight paths), allow for an accurate determination of the neutron capture cross section for radioactive samples or for ...
    • Radiative neutron capture cross-section measurement of ge isotopes at n_TOF CERN facility and its importance for stellar nucleosynthesis 

      Gawlik Ramiega, Aleksandra; Lederer-Woods, C.; Andrzejewski, Józef; Battino, U.; Mingrone, Federica; Weiss, Christina; Aberle, O.; Audouin, Ludmila; Bacak, Michael; Balibrea-Correa, J.; Barbagallo, Massimo; Barros, S.; Bécares, Vicente; Becvar, F.; Calviño Tavares, Francisco; Casanovas Hoste, Adrià; Cortés Rossell, Guillem Pere (2021-04-01)
      Article
      Open Access
      This manuscript summarizes the results of radiative neutron capture cross-section measurements on two stable germanium isotopes, 70Ge and 73Ge. Experiments were performed at the n_TOF facility at CERN via the time-of-flight ...
    • Recent results in nuclear astrophysics at the n_TOF facility at CERN 

      Aberle, O.; Andrzejewski, Józef; Audouin, Ludmila; Calviño Tavares, Francisco; Casanovas Hoste, Adrià; Cortés Rossell, Guillem Pere; Tarifeño Saldivia, Ariel Esteban (PoS - Proceedings of Science, 2016)
      Conference report
      Open Access
      The neutron time of flight (n_TOF) facility at CERN is a spallation source characterized by a white neutron spectrum. The innovative features of the facility, in the two experimental areas, (20 m and 185 m), allow for an ...
    • Spin Measurements of n+87Sr for Level Density Studies 

      Gunsing, Frank; Fraval, Kevin; Becvar, F.; Mitchell, G.E.; Andrzejewski, Józef; Altstadt, Sebastian; Audouin, Ludmila; Barbagallo, Massimo; Bécares, Vicente; Belloni, Fabio; Berthoumieux, Eric; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Riego Pérez, Albert (2014-05-01)
      Article
      Restricted access - publisher's policy
      We have used the 4p BaF2 gamma-ray detector array at the n TOF neutron time-of-flight facility at CERN for an experiment in order to determine the spins of resonances of n+87Sr by measuring the gamma-ray spectra and ...
    • Status and outlook of the neutron time-of-flight facility n_TOF at CERN 

      Gunsing, Frank; Abbondanno, U; Aerts, G; Alvarez, H; Alvarez Velarde, Francisco; Andriamonje, S; Assimakopoulos, P; Audouin, Ludmila; Badurek, G.; Dolfini, R.; Ferrant, L.; Domingo Pardo, César; Dridi, W.; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Duran, I.; Ferrari, A.; Ferreira-Marques, R.; Frais-Koelbl, H.; Furman, W.; Fujii, K; Jericha, E.; Goncalves, I.; Gonzalez Romero, E.; Goverdovski, A.; Karamanis, D.; Gramegna, F.; Griesmayer, E.; Haas, B.; Haight, R.; Kerveno, M.; Herrera Martinez, Aura; Igashira, M.; Isaev, S.; Kappeler, F; Kadi, Y; Karadimos, D.; Ketlerov, V.; Koehler, Paul E.; Konovalov, V.; Kossionides, E.; Krticka, M.; Mengoni, A; Lampoudis, C.; Leeb, H.; Lindote, A.; Neves, F.; Lopes, I.; Marrone, S.; Lukic, S.; Marganiec, J.; Marques, L.; Oberhummer, H.; Martínez, T.; Mastinu, P.; Massimi, Cristian; Milazzo, P.M.; Moreau, C; Mosconi, M.; O'Brien, S.; Oshima, M.; Pancin, J.; Papachristodoulou, C.; Papadopoulos, C.; Rauscher, Thomas; Paradela, C.; Patronis, N.; Pavlik, A.; Rudolf, G.; Pavlopoulos, P.; Perrot, L.; Pigni, M.T.; Plag, R.; Plompen, A.; Plukis, A.; Rullhusen, P.; Pretel Sánchez, Carme; Poch Parés, Agustí; Quesada, J.; Reifarth, R.; Rubbia, C.; Rosetti, M.; Sarchiapone, L.; Salgado, J.; Savvidis, I.; Stephan, C.; Tagliente, G.; Walter, S.; Tain Enriquez, José Luis; Tassan-Got, L.; Tavora, L.; Becvar, F.; Terlizzi, R.; Vannini, Gianni; Vaz, P.; Ventura, Alberto; Villamarin, D.; Vincente, M.C.; Berthoumieux, Eric; Vlastou, R.; Vlachoudis, V.; Voss, F.; Wendler, H.; Wiescher, M.; Wisshak, K.; Cano-Ott, D; Capote Noy, Roberto; Albornoz, A.C. de; Cennini, P.; Eleftheriadis, C.; Chepel, V.; Chiaveri, E.; Colonna, Nicola; Couture, A.; Cox, J.; Dahlfors, M.; David, S.; Dillmann, Iris; Lozano, Manuel; Guerrero, Carlos (2007-08)
      Article
      Restricted access - publisher's policy
      The neutron time-of-flight facility n_TOF at CERN, fully operational since 2002, combines a high instantaneous neutron flux with high energy resolution. The wide energy range and the high neutron flux per time-of-flight ...
    • Study of 234U(n,f) resonances measured at the CERN n TOF facility 

      Tarrío, D.; Audouin, Ludmila; Tassan Got, Laurence; Abbondanno, U.; Andriamonje, S.; Andrzejewski, Józef; Badurek, G.; Becvar, Zdenek; Berthoumieux, Eric; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Pretel Sánchez, Carme (2014-05-01)
      Article
      Restricted access - publisher's policy
      We present the analysis of the resolved resonance region for the 234U(n,f) cross section data measured at the CERN n TOF facility. The resonance parameters in the energy range from 1 eV to 1500 eV have been obtained with ...
    • Study of the photon strength function of 152SM in resonance neutron capture at n-TOF 

      Marrone, S.; Colonna, Nicola; Krticka, M.; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Alvarez Pol, Héctor; Alvarez Velarde, Francisco; Andrzejewski, Józef; Audouin, Ludmila; Berthoumieux, Eric; Capdevila Paramio, Roser; Poch, Agustí; Pretel Sánchez, Carme (PoS - Proceedings of Science, 2018)
      Conference report
      Open Access
      The Photon Strength Function of 152Sm has been investigated at nTOF by studying the ¿-ray spectra from resonance neutron capture of 151Sm. The experimental apparatus consisted of two C6D6 liquid scintillator detectors. The ...
    • 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
      Restricted access - publisher's policy
      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 CERN n_TOF facility: a unique tool for nuclear data measurement 

      Mingrone, Federica; Aberle, O.; Andrzejewski, Józef; Audouin, Ludmila; Bécares, Vicente; Bacak, M.; Barbagallo, Massimo; Barros, S.; Becvar, F.; Beinrucker, C.; Berthoumieux, Eric; Billowes, J.; Calviño Tavares, Francisco; Casanovas Hoste, Adrià; Cortés Rossell, Guillem Pere (2015)
      Conference report
      Open Access
      The study of the resonant structures in neutron-nucleus cross-sections, and therefore of the compoundnucleus reaction mechanism, requires spectroscopic measurements to determine with high accuracy the energy of the neutron ...
    • 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)
      Conference report
      Open Access
      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 ...