Now showing items 1-20 of 29

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      197Au(n,γ) cross section in the resonance region  [Article]

      Massimi, Christian; Domingo Pardo, César; Vannini, Gianni; Audouin, Laurent; Guerrero Sánchez, Carlos; Abbondanno, U.; Wisshak, K.; Capote, Roberto; Lozano Leyva, Manuel Luis; Quesada Molina, José Manuel (The American Physical Society, 2010)
      The (n,γ) cross section of 197Au has been measured at n-TOF in the resolved resonance region, up to 5keV, with the aim of improving the accuracy in an energy range where it is not yet considered standard. The measurements ...
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      197Au(n,γ) cross section in the unresolved resonance region  [Article]

      Lederer, C.; Colonna, Nicola; Domingo-Pardo, C.; Gunsing, F.; Käppeler, F.; Massimi, Christian; Wisshak, K.; Capote, Roberto; Praena Rodríguez, Javier; Quesada Molina, José Manuel (American Physical Society, 2011)
      The cross section of the reaction 197Au(n,γ) was measured with the time-of-flight technique at the n-TOF (neutron time-of-flight) facility in the unresolved resonance region between 5 and 400 keV using a pair of C 6D6 ...
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      96 Zr(n,γ) measurement at the n_TOF facility at CERN  [Article]

      Tagliente, G.; Milazzo, Paolo; Fujii, K.; Abbondanno, U.; Aerts, G.; Álvarez, H.; Wisshak, K.; Capote, Roberto; Quesada Moreno, José Francisco (American Physical Society, 2011)
      The (n,γ) cross section of 96Zr has been investigated at the CERN n-TOF spallation neutron source. High-resolution time-of-flight measurements using an enriched ZrO2 sample allowed us to analyze 15 resonances below 40 keV ...
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      Experimental study of the 91Zr(n, γ) reaction up to 26 keV  [Article]

      Tagliente, G.; Milazzo, Paolo; Fujii, K.; Aerts, G.; Abbondanno, U.; Álvarez, H.; Wisshak, K.; Capote, Roberto; Lozano Leyva, Manuel Luis; Quesada Molina, José Manuel (The American Physical Society, 2008)
      The neutron capture cross sections of the Zr isotopes are relevant to studies in nuclear structure, nuclear astrophysics, and nuclear technology. The valence neutron of 91Zr with respect to the neutron magic nucleus 90Zr ...
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      High-accuracy U233 (n,f) cross-section measurement at the white-neutron source n_TOF from near-thermal to 1 MeV neutron energy  [Article]

      Calviani, M.; Praena Rodríguez, Javier; Abbondanno, U.; Aerts, G.; Álvarez, H.; Álvarez Velarde, F.; Capote, Roberto; Lozano Leyva, Manuel Luis; Quesada Molina, José Manuel; Wisshak, K. (The American Physical Society, 2009)
      The 233U(n,f) cross section has been measured at the white neutron source n-TOF in a wide energy range with a dedicated fission ionization chamber. We report here the results from ∼30 meV to 1 MeV neutron energy. The ...
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      High-resolution study of Np-237 fission cross section from 5 eV to 1 MeV  [Presentation]

      Furman, W.; Cennini, P.; Ketlerov, V.; Capote del Villar, Ramón; Lozano Leyva, Manuel Luis; Quesada Molina, José Manuel; Wisshak, K. (AIP Publishing, 2005)
      A series of measurements of 237Np fission cross section have been performed at the CERN spallation neutron facility n_TOF which covers a wide energy range from 1 eV up to 250 MeV. A fast ionization chamber (FIC) was used ...
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      Measurement and analysis of the 243 Am neutron capture cross section at the n_TOF facility at CERN  [Article]

      Mendoza, Emilio; Cano-Ott, D.; Guerrero Sánchez, Carlos; Berthoumieux, E.; Abbondanno, U.; Aerts, G.; Capote, Roberto; Lozano Leyva, Manuel Luis; Quesada Molina, José Manuel; Wisshak, K. (American Physical Society, 2014)
      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 Am243(n,γ) cross section uncertainty. ...
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      Measurement and resonance analysis of the 237Np neutron capture cross section  [Article]

      Guerrero Sánchez, Carlos; Cano-Ott, D.; Mendoza, Emilio; Abbondanno, U.; Aerts, G.; Álvarez Velarde, F.; Capote, Roberto; Lozano Leyva, Manuel Luis; Quesada Molina, José Manuel; Wisshak, K. (American Physical Society, 2012)
      The neutron capture cross section of 237Np was measured between 0.7 and 500 eV at the CERN n-TOF facility using the 4π BaF2 Total Absorption Calorimeter. The experimental capture yield was extracted minimizing all the ...
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      Measurement of capture cross sections of 90,91,92,94,96Zr isotopes at n_TOF  [Presentation]

      Moreau, C.; Fujii, K.; Tagliente, G.; Capote del Villar, Ramón; Lozano Leyva, Manuel Luis; Quesada Molina, José Manuel; Wisshak, K. (AIP Publishing, 2005)
      The neutron capture cross sections for Zr isotopes have important implications in nuclear technologies as well in the field of nuclear astrophysics. The innovative features of the n_TOF CERN facility allowed for an accurate ...
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      Measurement of resolved resonances of 232Th(n, γ) at the n_TOF facility at CERN  [Article]

      Gunsing, F.; Berthoumieux, E.; Aerts, G.; Abbondanno, U.; Álvarez, H.; Álvarez Velarde, F.; Capote, Roberto; Lozano Leyva, Manuel Luis; Quesada Molina, José Manuel; Wisshak, K. (American Physical Society, 2012)
      The yield of the neutron capture reaction 232Th(n,γ) has been measured at the neutron time-of-flight facility n-TOF at CERN in the energy range from 1 eV to 1 MeV. The reduction of the acquired data to the capture yield ...
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      Measurement of the 236U(n,f) cross section from 170 meV to 2 MeV at the CERN n_TOF facility  [Article]

      Sarmento, Raul; Calviani, M.; Praena Rodríguez, Javier; Colonna, Nicola; Belloni, F.; Gonçalves, I. F.; Wisshak, K.; Capote, Roberto; Lozano Leyva, Manuel Luis; Quesada Molina, José Manuel (American Physical Society, 2011)
      The neutron-induced fission cross section of 236U was measured at the neutron Time-of-Flight (n-TOF) facility at CERN relative to the standard 235U(n,f) cross section for neutron energies ranging from above thermal to ...
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      Measurement of the radiative neutron capture cross section of 206 Pb and its astrophysical implications  [Article]

      Domingo-Pardo, C.; Abbondanno, U.; Aerts, G.; Álvarez, H.; Álvarez Velarde, F.; Andriamonje, S.; Capote, Roberto; Lozano Leyva, Manuel Luis; Quesada Molina, José Manuel; Wisshak, K. (The American Physical Society, 2007)
      The (n,γ) cross section of 206Pb has been measured at the CERN n_TOF facility with high resolution in the energy range from 1 eV to 620 keV by using two optimized 6C6D detectors. In the investigated energy interval about ...
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      Neutron capture cross section measurements at n_TOF of Np-237, Pu-240 and Am-243 for the transmutation of nuclear waste  [Presentation]

      Cano-Ott, D.; Abbondanno, U.; Aerts, G.; Capote del Villar, Ramón; Lozano Leyva, Manuel Luis; Quesada Molina, José Manuel; Wisshak, K. (AIP Publishing, 2006)
      Accurate and reliable neutron capture cross section data for actinides are necessary for the proper design, safety regulation and precise performance assessment of transmutation devices such as Fast Critical Reactors or ...
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      Neutron capture cross section of 90Zr: Bottleneck in the s-process reaction flow  [Article]

      Tagliente, G.; Fujii, K.; Milazzo, Paolo; Moreau, C.; Aerts, G.; Abbondanno, U.; Capote, Roberto; Lozano Leyva, Manuel Luis; Quesada Molina, José Manuel; Wisshak, K. (The American Physical Society, 2008)
      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 50% ...
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      Neutron capture cross sections for the Re/Os clock  [Presentation]

      Mosconi, M.; Mengoni, A.; Heil, M.; Capote del Villar, Ramón; Lozano Leyva, Manuel Luis; Quesada Molina, José Manuel; Wisshak, K. (AIP Publishing, 2005)
      The radioactive decay of 187Re → 187Os (t 1/2 = 43 Gyr) is suited for dating the onset of heavy-element nucleosynthesis. The radiogenic contribution to the 187Os abundance is the difference between the natural abundance ...
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      Neutron capture on 94Zr: Resonance parameters and Maxwellian-averaged cross sections  [Article]

      Tagliente, G.; Milazzo, Paolo; Fujii, K.; Abbondanno, U.; Aerts, G.; Álvarez, H.; Wisshak, K.; Capote, Roberto; Lozano Leyva, Manuel Luis; Quesada Molina, José Manuel (American Physical Society, 2011)
      The neutron capture cross sections of the Zr isotopes play an important role in nucleosynthesis studies. The s-process reaction flow between the Fe seed and the heavier isotopes passes through the neutron magic nucleus ...
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      Neutron physics of the Re/Os clock. I. Measurement of the (n, γ) cross sections of 186, 187, 188 Os at the CERN n_TOF facility  [Article]

      Mosconi, M.; Fujii, K.; Mengoni, A.; Domingo-Pardo, C.; Käppeler, F.; Abbondanno, U.; Wisshak, K.; Capote, Roberto; Lozano Leyva, Manuel Luis; Praena Rodríguez, Javier; Quesada Molina, José Manuel (The American Physical Society, 2010)
      The precise determination of the neutron capture cross sections of 186Os and 187Os is important to define the s-process abundance of 187Os at the formation of the solar system. This quantity can be used to evaluate the ...
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      Neutron physics of the Re/Os clock. III. Resonance analyses and stellar (n, γ) cross sections of 186, 187, 188Os  [Article]

      Fujii, K.; Mosconi, M.; Mengoni, A.; Domingo-Pardo, C.; Käppeler, F.; Abbondanno, U.; Wisshak, K.; Capote, Roberto; Lozano Leyva, Manuel Luis; Praena Rodríguez, Javier; Quesada Molina, José Manuel (The American Physical Society, 2010)
      Neutron resonance analyses have been performed for the capture cross sections of 186Os, 187Os, and 188Os measured at the n-TOF facility at cern. Resonance parameters have been extracted up to 5, 3, and 8 keV, respectively, ...
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      Neutron-induced fission cross section of 234 U measured at the CERN n_TOF facility  [Article]

      Karadimos, D.; Vlastou, R.; Ioannidis, K.; Demetriou, P.; Diakaki, M.; Vlachoudis, Vasilis; Wisshak, K.; Capote, Roberto; Lozano Leyva, Manuel Luis; Quesada Molina, José Manuel (American Physical Society, 2014)
      The neutron-induced fission cross section of 234U has been measured at the CERN n-TOF facility relative to the standard fission cross section of 235U from 20 keV to 1.4 MeV and of 238U from 1.4 to 200 MeV. A fast ionization ...
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      Neutron-induced fission cross section of 234U and 237Np measured at the CERN Neutron Time-of-Flight (n_TOF) facility  [Article]

      Paradela, Carlos; Tassan-Got, L.; Audouin, Laurent; Berthier, B.; Durán, Ignacio; Ferrant, L.; Wisshak, K.; Capote, Roberto; Lozano Leyva, Manuel Luis; Quesada Molina, José Manuel (The American Physical Society, 2010)
      A high-resolution measurement of the neutron-induced fission cross section of 234U and 237Np has been performed at the CERN Neutron Time-of-Flight facility. The cross sections have been determined in a wide energy range ...