Measurement of the 240Pu(n,f) cross-section at the CERN n-TOF facility: First results from experimental area II (EAR-2)

A. Stamatopoulos, A. Tsinganis, N. Colonna, R. Vlastou, M. Kokkoris, P. Schillebeeckx, A. Plompen, J. Heyse, P. Ugec, M. Barbagallo, M. Calviani, E. Berthoumieux, E. Chiaveri, O. Aberle, J. Andrzejewski, L. Audouin, V. Bécares, M. Bacak, J. Balibrea, S. BarrosF. Bečvář, C. Beinrucker, F. Belloni, J. Billowes, V. Boccone, D. Bosnar, M. Brugger, M. Caamaño, F. Calviño, D. Cano-Ott, F. Cerutti, G. Cortés, M. A. Cortés-Giraldo, L. Cosentino, L. A. Damone, K. Deo, M. Diakaki, C. Domingo-Pardo, R. Dressler, E. Dupont, I. Durán, B. Fernández-Domínguez, A. Ferrari, P. Ferreira, P. Finocchiaro, R. J.W. Frost, V. Furman, K. Göbel, M. B. Gómez-Hornillos, A. R. García, I. Gheorghe, T. Glodariu, I. F. Gonçalves, E. González, A. Goverdovski, E. Griesmayer, C. Guerrero, F. Gunsing, H. Harada, T. Heftrich, S. Heinitz, A. Hernández-Prieto, D. G. Jenkins, E. Jericha, F. Käppeler, Y. Kadi, T. Katabuchi, P. Kavrigin, V. Ketlerov, V. Khryachkov, A. Kimura, N. Kivel, M. Krtička, E. Leal-Cidoncha, C. Lederer, H. Leeb, J. Lerendegui-Marco, M. Licata, S. Lo Meo, R. Losito, D. Macina, J. Marganiec, T. Martínez, C. Massimi, P. Mastinu, M. Mastromarco, F. Matteucci, E. Mendoza, A. Mengoni, P. M. Milazzo, F. Mingrone, M. Mirea, S. Montesano, A. Musumarra, R. Nolte, F. R. Palomo-Pinto, C. Paradela, N. Patronis, A. Pavlik, J. Perkowski, J. I. Porras, J. Praena, J. M. Quesada, T. Rauscher, R. Reifarth, A. Riego-Perez, M. Robles, C. Rubbia, J. A. Ryan, M. Sabaté-Gilarte, A. Saxena, S. Schmidt, D. Schumann, P. Sedyshev, A. G. Smith, S. V. Suryanarayana, G. Tagliente, J. L. Tain, A. Tarifeño-Saldivia, L. Tassan-Got, S. Valenta, G. Vannini, V. Variale, P. Vaz, A. Ventura, V. Vlachoudis, A. Wallner, S. Warren, M. Weigand, C. Weiss, T. Wright

    Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

    4 Citations (Scopus)

    Abstract

    The accurate knowledge of the neutron-induced fission cross-sections of actinides and other isotopes involved in the nuclear fuel cycle is essential for the design of advanced nuclear systems, such as Generation-IV nuclear reactors. Such experimental data can also provide the necessary feedback for the adjustment of nuclear model parameters used in the evaluation process, resulting in the further development of nuclear fission models. In the present work, the 240Pu(n,f) cross-section was measured at CERN's n-TOF facility relative to the well-known 235U(n,f) cross section, over a wide range of neutron energies, from meV to almost MeV, using the time-of-flight technique and a set-up based on Micromegas detectors. This measurement was the first experiment to be performed at n-TOF's new experimental area (EAR-2), which offers a significantly higher neutron flux compared to the already existing experimental area (EAR-1). Preliminary results as well as the experimental procedure, including a description of the facility and the data handling and analysis, are presented.

    Original languageEnglish
    Title of host publicationND 2016
    Subtitle of host publicationInternational Conference on Nuclear Data for Science and Technology
    EditorsPeter Siegler, Wim Mondelaers, Arjan Plompen, Franz-Josef Hambsch, Peter Schillebeeckx, Stefan Kopecky, Jan Heyse, Stephan Oberstedt
    PublisherEDP Sciences
    ISBN (Electronic)9782759890200
    DOIs
    Publication statusPublished - 13 Sept 2017
    Event2016 International Conference on Nuclear Data for Science and Technology, ND 2016 - Bruges, Belgium
    Duration: 11 Sept 201616 Sept 2016

    Publication series

    NameEPJ Web of Conferences
    Volume146
    ISSN (Print)2101-6275
    ISSN (Electronic)2100-014X

    Conference

    Conference2016 International Conference on Nuclear Data for Science and Technology, ND 2016
    Country/TerritoryBelgium
    CityBruges
    Period11/09/1616/09/16

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