17–22 Sept 2023
Asia/Seoul timezone

Study of the $^{60}Ga(\beta^{+})^{60}Zn$ decay of for the Astrophysical rp process

19 Sept 2023, 17:00
5m

Speaker

Gerard OWENS-FRYAR (FRIB)

Description

One of the goals of nuclear astrophysics is to understand the various astrophysical events occurring in the cosmos.
The most common stellar explosions observed in our galaxy are Type I X-ray bursts (XRB1).
The isotopic abundances obtained from the astrophysical models of XRB1 depend strongly on a number of nuclear reaction rates, occurring both on the surface and inside the crust by the buried ashes.
The nuclear burning that creates these ashes is called the rapid proton (rp) capture process.
Investigating the rp process enhances our understanding of the dynamics of neutron stars and features of XRB1 spectra.
The nuclear reaction flow of the rp process is sensitive to the $\beta+$ decay properties of the nuclei involved, and the experimental study of such properties is of significant importance.
In this study, total absorption spectroscopy (TAS) analysis was performed for the $^{60}Ga(\beta+)^{60}Zn$ decay.
This experiment was performed at the National Superconducting Cyclotron Laboratory (NSCL).
In this presentation, the extracted beta feeding intensity will be discussed, along with a comparison to theoretical shell model and QRPA calculations.

Primary author

Co-authors

Dr Aaron CHESTER (FRIB) Dr Alex BROWN (FRIB) Dr Alicia PALMISANO (ORNL) Dr Andrea RICHARD (LLNL) Dr Artemis SPYROU (FRIB) Ms Artemis TSANTIRI (FRIB) Ms Caley HARRIS (FRIB) Dr Caroline ROBIN (GSI) Dr Erin GOOD (FRIB) Dr Gabriel MARTINEZ-PINEDO (GSI) Ms Hannah BERG (FRIB) Dr Katie BRANDENBURG (Ohio University) Dr Katie CHILDERS (FRIB) Dr Mansi SAXENA (Ohio University) Dr Paul DEYOUNG (Hope College) Dr Shiv SUBEDI (Ohio University) Dr Stephanie LYONS (PNNL) Dr Thomas NEFF (GSI) Dr Zach MEISEL (Ohio University)

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