Browsing by Author "Audouin, Ludmila"

Now showing items 1-20 of 35

    • 74 Ge(n, ¿) cross section below 70 keV measured at n_TOF CERN 

      Lederer Woods, Claudia; Aberle, O.; Andrzejewski, Józef; Audouin, Ludmila; Bécares, Vicente; Bacak, Michael; Balibrea Correa, Javier; Barbagallo, Massimo; Barros, S.; Battino, Umberto; Becvar, F.; Beinrucker, C.; Berthoumieux, Eric; Billowes, J.; Bosnar, Damir; Calviño Tavares, Francisco; Casanovas Hoste, Adrià; Cortés Rossell, Guillem Pere; Riego Pérez, Albert (Springer Nature, 2022-12-01)
      Article
      Open Access
      Neutron capture reaction cross sections on 74Ge are of importance to determine 74Ge production during the astrophysical slow neutron capture process. We present new resonancedataon74Ge(n,¿)reactionsbelow70keVneutron energy. ...

    • Capture cross section of 236U: the n TOF results 

      Barbagallo, Massimo; Colonna, Nicola; Altstadt, Sebastian; Andrzejewski, Józef; Audouin, Ludmila; Bécares, Vicente; Becvar, Zdenek; Belloni, Fabio; Berthoumieux, Eric; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Hernández Prieto, Álvaro; Riego Pérez, Albert (2014-05-01)
      Article
      Restricted access - publisher's policy
      Neutron induced capture cross section on 236U has been measured with high accuracy and high resolution at n TOF, in order to improve data libraries needed for the development of advanced nuclear reactors. Preliminary results ...

    • Characterization of the n TOF EAR-2 neutron beam 

      Chen, Y.L.; Tassan Got, Laurence; Audouin, Ludmila; Calviño Tavares, Francisco; Casanovas Hoste, Adrià; Cortés Rossell, Guillem Pere (EDP Sciences, 2016)
      Conference lecture
      Open Access
      The experimental area 2 (EAR-2) at CERNs neutron time-of-flight facility (n TOF), which is operational since 2014, is designed and built as a short-distance complement to the experimental area 1 (EAR-1). The Parallel Plate ...

    • Constraints on the dipole photon strength for the odd uranium isotopes 

      Berthoumieux, Eric; Dupont, Emmeric; Gunsing, Frank; Serot, Olivier; Aberle, O.; Alcayne Aicua, Víctor; Amaducci, Simone; Andrzejewski, Józef; Audouin, Ludmila; Bécares, Vicente; Babiano Suárez, Víctor; Bacak, Michael; Barbagallo, Massimo; Billowes, J.; Bosnar, Damir; Caballero Ontanaya, Luis; Calviño Tavares, Francisco; Calviani, Marco; Cano Ott, Daniel; Casanovas Hoste, Adrià; Chiaveri, E.; Colonna, Nicola; Cortés Rossell, Guillem Pere; Cortés Giraldo, Miguel Antonio; Cosentino, Luigi; Cristallo, Sergio; Damone, Lucia Anna; Tarifeño Saldivia, Ariel Esteban (American Physical Society, 2022-02-01)
      Article
      Open Access
      Nuclear level densities (NLDs) and photon strength functions (PSFs), also called ¿ -ray or radiation strength functions, represent average properties of the nucleus in the regime of excitation where individual levels and ...

    • Destruction of the cosmic ¿ -ray emitter Al 26 in massive stars: Study of the key Al 26 (n,p) reaction 

      Lederer-Woods, C.; Woods, Phil J.; Kahl, D.; Aberle, O.; Amaducci, Simone; Andrzejewski, Józef; Audouin, Ludmila; Bacak, Michael; Balibrea-Correa, J.; Barbagallo, Massimo; Becvar, F.; Berthoumieux, Eric; Billowes, J.; Calviño Tavares, Francisco (American Physical Society, 2021-08-01)
      Article
      Open Access
      The 26 Al ( n , p ) 26 Mg reaction is the key reaction impacting on the abundances of the cosmic ¿ -ray emitter 26 Al produced in massive stars and impacts on the potential pollution of the early solar system with 26 Al ...

    • Fission fragment angular distribution of 232Th(n,f) at the CERN n TOF facility 

      Tarrío, D.; Audouin, Ludmila; Tassan Got, Laurence; Altstadt, Sebastian; Andrzejewski, Józef; Barbagallo, Massimo; Bécares, Vicente; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Gómez Hornillos, María Belén; Riego Pérez, Albert (2014-05-01)
      Article
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      The angular distribution of fragments emitted in neutron-induced fission of 232Th was measured in the white spectrum neutron beam at the n TOF facility at CERN. A reaction chamber based on Parallel Plate Avalanche Counters ...

    • High accuracy, high resolution 235U(n,f) cross section from n_TOF (CERN) from 18 meV to 10 keV 

      Mastromarco, Mario; Amaducci, Simone; Colonna, Nicola; Finocchiaro, Paolo; Cosentino, Luigi; Barbagallo, Massimo; Aberle, O.; Andrzejewski, Józef; Audouin, Ludmila; Bacak, Michael; Balibrea-Correa, J.; Becvar, F.; Berthoumieux, Eric; Billowes, J.; Bosnar, Damir; Calviño Tavares, Francisco; Casanovas Hoste, Adrià; Cortés Rossell, Guillem Pere; Tarifeño Saldivia, Ariel Esteban (Springer Nature, 2022-08-01)
      Article
      Open Access
      U(n,f) cross section was measured in a wide energy range (18 meV–170 keV) at the n_TOF facility at CERN, relative to 6Li(n,t) and 10B(n,a) standard reactions, with high resolution and accuracy, with a setup based on a stack ...

    • Integral cross section measurement of the12C(n,p)12B reaction 

      Žugec, Petar; Colonna, Nicola; Bosnar, Damir; Ventura, A.; Altstadt, Sebastian; Andrzejewski, Józef; Audouin, Ludmila; Barbagallo, Massimo; Bécares, Vicente; Berthoumieux, Eric; Brugger, Matthias; Calviani, Marco; Calviño Tavares, Francisco; Cano Ott, Daniel; Riego Pérez, Albert (2015)
      Conference report
      Open Access
      The integral cross section of the12C(n, p)12B reaction was measured at the neutron time of flight facility nTOF at CERN, from the reaction threshold at 13.6 MeV up to 10 GeV, by means of the combined activation and a ...

    • Investigation of neutron-induced reactions at n TOF: an overview of the 2009-2012 experimental program 

      Altstadt, Sebastian; Andrzejewski, Józef; Audouin, Ludmila; Barbagallo, Massimo; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Gómez Hornillos, María Belén; Riego Pérez, Albert (2014-05)
      Article
      Restricted access - publisher's policy
      The neutron time-of-flight facility n TOF is operating at CERN (Switzerland) since 2001, having started in 2009 a new campaign with an upgraded spallation target. The ambitious program carried out includes a large number ...

    • Measurement and analysis of 241Am(n,¿) cross sections with C6D6 detectors at the n TOF facility at CERN 

      Fraval, Kevin; Altstadt, Sebastian; Andrzejewski, Józef; Audouin, Ludmila; Barbagallo, Massimo; Bécares, Vicente; Becvar, F.; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Gómez Hornillos, María Belén; Riego Pérez, Albert (2014-05-01)
      Article
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      The 241Am(n,¿) cross sections have been measured at the n TOF facility at CERN using C6D6 liquid scintillators and time of flight spectrometry. The results in the resolved resonance range bring new constraints to evaluations ...

    • Measurement and analysis of the Am 241 (n, gamma) cross section with liquid scintillator detectors using time-of-flight spectroscopy at the n-TOF facility at CERN 

      Fraval, Kevin; Gunsing, Frank; Altstadt, Sebastian; Andrzejewski, Józef; Audouin, Ludmila; Barbagallo, Massimo; Bécares, Vicente; Belloni, Fabio; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Gómez Hornillos, María Belén; Hernández Prieto, Álvaro; Riego Pérez, Albert (2014-04-23)
      Article
      Restricted access - publisher's policy
      The Am241(n,¿) cross section has been measured at the n-TOF facility at CERN using deuterated benzene liquid scintillators, commonly known as C6D6 detectors, and time-of-flight spectrometry. The results in the resolved ...

    • Measurement of the 154Gd(n,gamma) cross section and its astrophysical implications 

      Mazzoni, Alberto; Cristallo, Sergio; Aberle, O.; Alcayne Aicua, Víctor; Amaducci, Simone; Andrzejewski, Józef; Audouin, Ludmila; Calviño Tavares, Francisco; Casanovas Hoste, Adrià; Cortés Rossell, Guillem Pere; Tarifeño Saldivia, Ariel Esteban (Elsevier, 2020-05-10)
      Article
      Open Access
      The neutron capture cross section of 154Gd was measured from 1 eV to 300 keV in the experimental area located 185 m from the CERN n_TOF neutron spallation source, using a metallic sample of gadolinium, enriched to 67% in ...

    • Measurement of the 238U radiative capture cross section with C6D6 at the CERN n TOF facility 

      Mingrone, Federica; Altstadt, Sebastian; Andrzejewski, Józef; Audouin, Ludmila; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Riego Pérez, Albert (2014-05-01)
      Article
      Restricted access - publisher's policy
      We present the preliminary results of the U-238(n,gamma) reaction cross section measurement, performed on April 2012 at the CERN n TOF facility using C6D6 scintillation detectors over an energy range from thermal to 1 MeV. ...

    • Measurement of the 241Am and the 243Am neutron capture cross sections at the n TOF facility at CERN 

      Altstadt, Sebastian; Andrzejewski, Józef; Audouin, Ludmila; Barbagallo, Massimo; Bécares, Vicente; Becvar, F.; Berthoumieux, Eric; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Gómez Hornillos, María Belén; Riego Pérez, Albert (2014-05-01)
      Article
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      The capture cross sections of 241Am and 243Am were measured at the n TOF facility at CERN in the epithermal energy range with a BaF2 Total Absorption Calorimeter. A preliminary analysis of the 241Am and a complete analysis ...

    • Measurement of the 242Pu(n,f) cross section at the CERN n TOF facility 

      Tsinganis, A.; Berthoumieux, Eric; Colonna, Nicola; Calviani, Marco; Andriamonje, S.; Gunsing, Frank; Altstadt, Sebastian; Andrzejewski, Józef; Audouin, Ludmila; Barbagallo, Massimo; Bécares, Vicente; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Gómez Hornillos, María Belén; Riego Pérez, Albert (2014-05-01)
      Article
      Restricted access - publisher's policy
      The accurate knowledge of relevant nuclear data is crucial for the design of advanced nuclear systems. These data include neutron cross sections of various plutonium isotopes and other minor actinides. The 242Pu(n,f) cross ...

    • Measurement of the 54,57Fe(n,gamma) cross section in the resolved resonance region at CERN n TOF 

      Taín Enríquez, José Luis; Lederer, Claudia; Altstadt, Sebastian; Andrzejewski, Józef; Audouin, Ludmila; Barbagallo, Massimo; Bécares, Vicente; Becvar, F.; Belloni, Fabio; Berthoumieux, Eric; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Gómez Hornillos, María Belén; Riego Pérez, Albert (2014-05-01)
      Article
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      54Fe and 57 Fe are stable iron isotopes, which play an important role in the nucleosynthesis of the slow neutron capture process (s process). In addition, these nuclei are present in many structural materials, and therefore, ...

    • Measurement of the 70Ge(n,¿) cross section up to 300 keV at the CERN n_TOF facility 

      Lederer-Woods, C.; Andrzejewski, Józef; Battino, U.; Gunsing, Frank; Krticka, M.; Massimi, Cristian; Mingrone, Federica; Aberle, O.; Audouin, Ludmila; Bacak, M.; Barbagallo, Massimo; Beinrucker, C.; Berthoumieux, Eric; Bosnar, Damir; Brugger, Matthias; Calviño Tavares, Francisco; Chen, Yu-Hsiang; Colonna, Nicola; Cortés Rossell, Guillem Pere; Cosentino, Luigi; Diakaki, M.; Domingo Pardo, César; Dressler, Rugard; Dupont, E.; Gonzalez Romero, E.; Goverdovski, A.; Griesmayer, E.; Jericha, E.; Kaeppeler, F.; Kadi, Y; Ketlerov, V.; Kimura, Atsushi; Leal-Cidoncha, E.; Leeb, H.; Lerendegui-Marco, J.; Losito, R.; Marganiec, J.; Mastromarco, M.; Musumarra, A.; Patronis, N.; Pavlik, A.; Rauscher, Thomas; Rubbia, C.; Sabaté-Gilarte, M.; Saxena, Avadh; Schmidt, Samuel; Stamatopoulos, A.; Tassan-Got, L.; Vannini, Gianni; Vlachoudis, V.; Wallner, A.; Wright, T.; Žugec, Petar (American Physical Society (APS), 2019-10-17)
      Article
      Open Access
      Neutron capture data on intermediate mass nuclei are of key importance to nucleosynthesis in the weakcomponent of the slow neutron capture processes, which occurs in massive stars. The (n,¿) cross section on70Ge, which is ...

    • Measurement of the a ratio and (n,¿) cross section of U 235 from 0.2 to 200 eV at n_TOF 

      Balibrea-Correa, J.; Mendoza, E.; Cano Ott, Daniel; Capote Noy, Roberto; Altstadt, Sebastian; Andrzejewski, Józef; Audouin, Ludmila; Bécares, Vicente; Barbagallo, Massimo; Becvar, F.; Belloni, Fabio; Berthoumieux, Eric; Billowes, J.; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Gómez Hornillos, María Belén (American Physical Society, 2020-10-20)
      Article
      Open Access
      We measured the neutron capture-to-fission cross-section ratio (a ratio) and the capture cross section of 235U between 0.2 and 200 eV at the n_TOF facility at CERN. The simultaneous measurement of neutron-induced capture ...

    • Measurement of the angular distribution of fission fragments using a PPAC assembly at CERN n_TOF 

      Tarrío, D.; Audouin, Ludmila; Altstadt, Sebastian; Andrzejewski, Józef; Barbagallo, Massimo; Calviño Tavares, Francisco; Cortés Rossell, Guillem Pere; Gómez Hornillos, María Belén; Riego Pérez, Albert (2014-01-08)
      Article
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      A fission reaction chamber based on Parallel Plate Avalanche Counters (PPACs) was built for measuring angular distributions of fragments emitted in neutron-induced fission of actinides at the neutron beam available at the ...

    • Measurement of the cross section at the n_TOF facility at CERN 

      Gawlik Ramiega, Aleksandra; Battino, U.; Andrzejewski, Józef; Aberle, O.; Audouin, Ludmila; Bacak, Michael; Balibrea-Correa, J.; Barbagallo, Massimo; Barros, S.; Bécares, Vicente; Becvar, F.; Beinrucker, C.; Berthoumieux, Eric; Billowes, J.; Calviño Tavares, Francisco; Bosnar, Damir (American Physical Society, 2021-10-01)
      Article
      Open Access
      The 76 Ge ( n , ¿ ) reaction has been measured at the n_TOF facility at CERN via the time-of-flight technique. Neutron capture cross sections on 76 Ge are of interest to a variety of low-background experiments, such as ...