Determination of spatial distributions of fast neutrons in the spallation setups

J. Vrzalova, P. Chudoba, M. Suchopar, V. Wagner, J. Adam, A. A. Baldin, W. I. Furman, J. Khusvaktov, P. Tichy, A. A. Solnyshkin, V. M. Tsoupko-Sitnikov, S. I. Tyutyunnikov, R. Vespalec, L. Zavorka, M. Zeman, P. Zhivkov

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

Abstract

The “Energy and Transmutation of Radioactive Waste” international collaboration uses different setups consisting of lead or uranium spallation target, which is surrounded by uranium or graphite blanket. Setups were irradiated by relativistic protons and deuterons to study transmutation of long-lived isotopes of spent fuel by spallation neutrons. The aim of this work is the determination of spatial distribution of fast neutrons in different points of the mentioned spallation setups. Neutron distributions were measured using activation detectors made of aluminum, bismuth, cadmium, copper, gold, indium, iron, lead, magnesium nickel, zinc, and zirconium. Irradiations were performed at the Joint Institute for Nuclear Research (Dubna, Russia) on the Nuclotron accelerator. The experimental data were compared with simulations using the MCNPX code.

Original languageEnglish
Title of host publication12th International Topical Meeting on Nuclear Applications of Accelerators 2015, AccApp 2015
PublisherAmerican Nuclear Society
Pages324-328
Number of pages5
ISBN (Electronic)9781510842205
StatePublished - 2015
Externally publishedYes
Event12th International Topical Meeting on Nuclear Applications of Accelerators 2015, AccApp 2015 - Washington, United States
Duration: Nov 10 2015Nov 13 2015

Publication series

Name12th International Topical Meeting on Nuclear Applications of Accelerators 2015, AccApp 2015

Conference

Conference12th International Topical Meeting on Nuclear Applications of Accelerators 2015, AccApp 2015
Country/TerritoryUnited States
CityWashington
Period11/10/1511/13/15

Funding

This work was financially supported by the grant committee of 3+3 (JINR - CR) and grants of CR plenipotentiary. We would like to thank to the staff of the Nuclotron accelerator at the JINR Dubna for the irradiation.

FundersFunder number
Joint Institute for Nuclear Research

    Keywords

    • Accelerators
    • Spallation setups
    • Target
    • Transmutation

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