22–26 Sept 2025
Moho
Europe/Paris timezone

Nuclear reactions studies around the Coulomb barrier with light nuclei at CNA.

Not scheduled
1m
Moho

Moho

16 bis Quai Hamelin 14000 CAEN
Poster Nuclear Astrophysics Poster session

Speaker

Alejandro Vegas Díaz (Universidad de Sevilla)

Description

The study of nuclear reactions involving light nuclei at low incident energies is essential for the development and corroboration of different theories and models applied to astrophysical environments [1,2]. The experimental Basic Nuclear Physics (FNB) line, installed at the 3 MV tandem accelerator of the National Accelerators Center (CNA), is being adapted and prepared to study these kinds of reactions at energies around the Coulomb barrier, leveraging the target development and characterization capabilities at the CNA and its collaborating facilities.

A new experimental setup, composed by two large area segmented silicon detectors in telescope configuration, has been mounted at the FNB beam line. The segmentation of the detectors, along with the facility's capabilities, will allow us to obtain a precise energy distribution of the reaction fragments, with high angular resolution covering a 25$^\circ$ angular range. This work will outline the characterization of the detection system and the overall experimental setup. In addition, preliminary results for the $^6$Li+$^{12}$C reaction at incident energies from 3 to 8 MeV, with particular emphasis on the dissociation channels of the projectile, will be presented.

References

[1] Stéphane Goriely. “Nuclear properties for nuclear astrophysics studies”. In:
The European Physical Journal A 59.2 (2023), p. 16.

[2] GG Rapisarda et al. “Experimental Nuclear Astrophysics With the Light
Elements Li, Be and B: A Review”. In: Frontiers in Astronomy and Space
Sciences 7 (2021), p. 589240.

Authors

Alejandro Vegas Díaz (Universidad de Sevilla) Ms Begoña Fernández Martínez (Universidad de Sevilla) Francisco Javier Ferrer Fernández (Centro Nacional de Aceleradores - University of Seville) Mr Juan Pablo Fernández García (Universidad de Sevilla) Mr Lucas Garrido Gómez (Universidad de Sevilla) Mr Marcos Aurelio González Álvarez (Universidad de Sevilla)

Presentation materials

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