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Eurasian Journal of Physics and Functional Materials. 2019; 3: 139-144

Additional arguments in favor of true quaternary fission of low excited actinides

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https://doi.org/10.29317/ejpfm.2019030204

Аннотация

Specific linear structures in the region of a big missing mass in the fission fragments mass correlation distributions were revealed due to effective cleaning of this region from the background linked with scattered fragments. One of the most pronounced structures looks like a rectangle bounded by the magic nuclei. The fission events aggregated in the rectangle show a very low total kinetic energy. We propose possible scenario of forming and decay of the multi-cluster pre-scission configuration decisive for the experimental findings.

Список литературы

1. Yu.V. Pyatkov et al., Eur. Phys. J. A 45 (2010) 29.

2. Yu.V. Pyatkov et al., Eur. Phys. J. A 48 (2012) 94.

3. D.V. Kamanin, Yu.V. Pyatkov, Clusters in Nuclei - Vol. 3 875 (2013) 183.

4. D.V. Kamanin et al., Int. Symposium on Exotic Nuclei EXON-2016, Kazan,(2017) 243.

5. Yu.V. Pyatkov et al., Journal of Physics: Conference Series, 863 (2017) 012046.

6. Yu.V. Pyatkov et al., NIM A 488 (2002) 381.

7. Yu.V. Pyatkov et al., Phys. Rev. C 96 (2017) 064606.

Eurasian Journal of Physics and Functional Materials. 2019; 3: 139-144

Additional arguments in favor of true quaternary fission of low excited actinides

Kamanin D. V., Alexandrov A. A., Alexandrova I. A., Goryainova Z. I., Kuznetsova E. A., Strekalovsky A. O., Strekalovsky O. V., Zhuchko V. E., Pyatkov Yu. V., Tomas A. V., Malaza V. ..

https://doi.org/10.29317/ejpfm.2019030204

Abstract

Specific linear structures in the region of a big missing mass in the fission fragments mass correlation distributions were revealed due to effective cleaning of this region from the background linked with scattered fragments. One of the most pronounced structures looks like a rectangle bounded by the magic nuclei. The fission events aggregated in the rectangle show a very low total kinetic energy. We propose possible scenario of forming and decay of the multi-cluster pre-scission configuration decisive for the experimental findings.

References

1. Yu.V. Pyatkov et al., Eur. Phys. J. A 45 (2010) 29.

2. Yu.V. Pyatkov et al., Eur. Phys. J. A 48 (2012) 94.

3. D.V. Kamanin, Yu.V. Pyatkov, Clusters in Nuclei - Vol. 3 875 (2013) 183.

4. D.V. Kamanin et al., Int. Symposium on Exotic Nuclei EXON-2016, Kazan,(2017) 243.

5. Yu.V. Pyatkov et al., Journal of Physics: Conference Series, 863 (2017) 012046.

6. Yu.V. Pyatkov et al., NIM A 488 (2002) 381.

7. Yu.V. Pyatkov et al., Phys. Rev. C 96 (2017) 064606.