Setup for the measurement of the 235U(n, f) cross section relative to n-p scattering up to 1 GeV

A. Manna, O Aberle, V Alcayne, S. Amaducci, J. Andrzejewski, L Audouin, V Babiano-Suarez, M Bacak, M Barbagallo, S. Bennett, Anton Wallner

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

    Abstract

    The neutron induced fission of U-235 is extensively used as a reference for neutron fluence measurements in various applications, ranging from the investigation of the biological effectiveness of high energy neutrons, to the measurement of high energy neutron cross sections of relevance for accelerator driven nuclear systems. Despite its widespread use, no data exist on neutron induced fission of U-235 above 200 MeV. The neutron facility n_TOF offers the possibility to improve the situation. The measurement of U-235(n,f) relative to the differential n-p scattering cross-section, was carried out in September 2018 with the aim of providing accurate and precise cross section data in the energy range from 10 MeV up to 1 GeV. In such measurements, Recoil Proton Telescopes (RPTs) are used to measure the neutron flux while the fission events are detected and counted with dedicated detectors. In this paper the measurement campaign and the experimental set-up are illustrated.
    Original languageEnglish
    Title of host publicationEPJ Web of Conference 239, 2020
    Place of PublicationOnline
    PublisherEPJ Web of Conferences
    ISBN (Print)2100-014X
    DOIs
    Publication statusPublished - 2020
    EventND 2019: International Conference on Nuclear Data for Science and Technology - Beijing, China, China
    Duration: 1 Jan 2019 → …

    Conference

    ConferenceND 2019: International Conference on Nuclear Data for Science and Technology
    Country/TerritoryChina
    Period1/01/19 → …
    Other19 - 24 May 2019

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