Single-particle and cluster modes of 13C excited states of 3.09, 8.86 and 9.89MeV.

Autor: Urazbekov, B. A., Karakozov, B. K., Burtebayev, N. T., Janseitov, D. M., Nasrulla, M., Alimov, D., Valiolda, D. S., Kazhykenov, S. H., Denikin, A. S., Demyanova, A. S., Danilov, A. N., Starastcin, V. A.
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Zdroj: International Journal of Modern Physics E: Nuclear Physics; Apr2022, Vol. 31 Issue 4, p1-11, 11p
Abstrakt: The elastic and inelastic scatterings of deuterons from 1 3 C are registered in a wide range of angles at the laboratory energy of 14.5 MeV. Data on the differential cross-sections are treated within both the optical model and coupled-channels method. A new set of optical potential parameters is found. Analyses of the d + 1 3 C ∗ nuclear reactions are carried out for the levels of excitation 3.089, 8.86 and 9.87 MeV. The single particle 1 2 C + n , and cluster 9 Be + α models are applied in calculations of differential cross-sections. The calculations show that the state 3.089 MeV is populated with the single particle configuration, while the latter bands 8.86 MeV and 9.87 MeV mainly have the cluster 9 Be + α excitation. The major contribution of the Hoyle state of the core 1 2 C is not observed, but the cluster 9 Be + α configuration is ascertained to be the main contributor to the state 8.86 MeV. [ABSTRACT FROM AUTHOR]
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