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Study of the residual nuclei generation in a massive lead target irradiated with 660 MeV protons

Jurabek KhushvaktovJoint Institute for Nuclear Research, Joliot-Curie 6, Dubna, 141980, RussiaPavel TichýFaculty of Nuclear Sciences and Physical Engineering, Czech Technical University in Prague, Břehová 7, Prague, 11519, Czech RepublicJ. AdamJoint Institute for Nuclear Research, Joliot-Curie 6, Dubna, 141980, RussiaA.А. BaldinInstitute for Advanced Studies "OMEGA", Universitetskaya 19, Dubna, 141980, RussiaM.I. BaznatJoint Institute for Nuclear Research, Joliot-Curie 6, Dubna, 141980, RussiaMiriama BrunciakovaJoint Institute for Nuclear Research, Joliot-Curie 6, Dubna, 141980, RussiaW. FurmanJoint Institute for Nuclear Research, Joliot-Curie 6, Dubna, 141980, RussiaС. А. ГустовJoint Institute for Nuclear Research, Joliot-Curie 6, Dubna, 141980, RussiaDušan KrálFaculty of Electrical Engineering and Communication, Brno University of Technology, Technická 3058/10, Brno, 61600, Czech RepublicА. А. СолнышкинJoint Institute for Nuclear Research, Joliot-Curie 6, Dubna, 141980, RussiaV. I. StegailovJoint Institute for Nuclear Research, Joliot-Curie 6, Dubna, 141980, RussiaJ. SvobodaJoint Institute for Nuclear Research, Joliot-Curie 6, Dubna, 141980, RussiaV. M. Tsoupko-SitnikovJoint Institute for Nuclear Research, Joliot-Curie 6, Dubna, 141980, RussiaS.I. TyutyunnikovJoint Institute for Nuclear Research, Joliot-Curie 6, Dubna, 141980, RussiaR. VespalecFaculty of Nuclear Sciences and Physical Engineering, Czech Technical University in Prague, Břehová 7, Prague, 11519, Czech RepublicJitka VrzalováNuclear Physics Institute of the CAS, Hlavní 130, Řež near Prague, 25068, Czech RepublicV. WagnerFaculty of Nuclear Sciences and Physical Engineering, Czech Technical University in Prague, Břehová 7, Prague, 11519, Czech RepublicIvan YudinJoint Institute for Nuclear Research, Joliot-Curie 6, Dubna, 141980, RussiaB. S. YuldashevJoint Institute for Nuclear Research, Joliot-Curie 6, Dubna, 141980, RussiaLukas ZavorkaLos Alamos National Laboratory, P.O. Box 1663, Los Alamos, NM 87545, United StatesMiro ZemanJoint Institute for Nuclear Research, Joliot-Curie 6, Dubna, 141980, Russia
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A massive lead spallation target was irradiated with 660 MeV protons to generate a secondary neutron field. The field was studied via measurement of the residual nuclei generation in the lead activation samples located inside the target. Experimental results were compared with the Monte Carlo simulations using Geant4 and MCNPX 2.7.0 codes. The comparison shows a general agreement between experiment and simulation and thus serves as a validation of the utilized codes, high-energy nuclear models (ICLXX_HP, BIC_HP, BERT_HP, and INCL4.2) and nuclear data libraries (ENDF/B-VII.1), which can be used for the development of the subcritical accelerator-driven systems in the future.

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