Transmutation studies using SSNTD and radiochemistry and the associated production of secondary neutrons

R. Brandt, M. Ochs, J. S. Wan, T. H. Schmidt, E. J. Langrock, P. Vater, J. Adam, V. P. Bamblevskij, V. Bradnova, L. K. Gelovani, V. K. Kalinnikov, M. I. Krivopustov, B. A. Kulakov, A. N. Sosnin, V. P. Perelygin, V. S. Pronskikh, V. I. Stegailov, V. M. Tsoupko-Sitnikov, G. Modolo, R. OdojP. W. Phlippen, J. C. Adloff, F. Pape, M. Debeauvais, M. Zamani-Valassiadou, S. R. Hashemi-Nezhad, K. K. Dwivedi, S. L. Guo, L. Li, Y. L. Wang, B. Wilson

Research output: Contribution to journalConference articlepeer-review

13 Scopus citations

Abstract

Experiments using 1.5 GeV, 3.7 GeV and 7.4 GeV protons from the Synchrophasotron, LHE, JINR, Dubna, Russia, on extended Pb- and U-targets were carried out using SSNTD and radiochemical sensors for the study of secondary neutron fluences. We also carried out first transmutation studies on the long-lived radwaste nuclei 129I and 237Np. In addition, we carried out computer code simulation studies on these systems using LAHET and DCM/CEM codes. We have difficulties to understand rather large transmutation rates observed experimentally when they are compared with computer simulations. There seems to be a rather fundamental problem understanding the large transmutation rates as observed experimentally in Dubna and CERN, as compared to those theoretical computer simulations mentioned above.

Original languageEnglish
Pages (from-to)497-506
Number of pages10
JournalRadiation Measurements
Volume31
Issue number1
DOIs
StatePublished - Jun 1999
Externally publishedYes
EventProceedings of the 1998 19th International Conference on Nuclear Tracks in Solids (ICNTSs) - Besancon, France
Duration: Aug 31 1998Sep 4 1998

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