15–20 Jun 2025
Girona
Europe/Brussels timezone

Microscopic description of $\beta$-decay rates of r-process nuclei

18 Jun 2025, 08:30
15m
Girona

Girona

Palau de Congressos de Girona Pg. de la Devesa, 35 17001 Girona
Contributed Talk Nuclear Theory

Speaker

Diana Alvear Terrero (Technische Universität Darmstadt)

Description

The r-process nucleosynthesis produces roughly half of the heavy elements found in nature. Among its nuclear physics inputs, the $\beta$-decay half-lives of extremely neutron-rich nuclei is a key ingredient. Since experimental data in this region is limited, we need theoretical predictions that are globally applicable. Here we present improvements to the existing self-consistent RHB+RQRPA approach including Gamow-Teller and first forbidden transitions. We discuss the $\beta$-decay half-lives, their sensitivity to the isoscalar pairing strength and the predictions of $\beta$-delayed neutron emission probabilities benchmarked to experimental data.

Author

Diana Alvear Terrero (Technische Universität Darmstadt)

Presentation materials

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