UNIVERSITY OF BUCHAREST
FACULTY OF PHYSICS

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2024-11-24 11:49

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Conference: Bucharest University Faculty of Physics 2005 Meeting


Section: Atomic and Molecular Physics; Astrophysics


Title:
The Gallino Model for AGB Stars Applied to the Study of Stellar Lead Concentrations


Authors:
L. Husti(1), R. Gallino(2), M. Rusu(1), D. Delaude(2)


Affiliation:
(1) Faculty of Physics, University of Bucharest

(2) Facolta` delle Scienze MFN, Universita` degli Studi di Torino


E-mail
lotesileanu@yahoo.com, mrusu@dnt.ro


Keywords:
Gallino Model, AGB stars, stellar Lead concentrations


Abstract:
In AGB stars nucleosynthesis by s-process occurs. At low metallicities heavy elements (Pb) are formed. The neutron source is considered to be the C13 pocket formed in the H-He intershell. The model was successfully applied to explain the observed Pb concentration of a number of stars.