Determination of the Subthreshold State Contribution in [Formula presented], the Main Neutron-Source Reaction for the [Formula presented] Process

S. Kubono, K. Abe, S. Kato, T. Teranishi, M. Kurokawa, X. Liu, N. Imai, K. Kumagai, P. Strasser, M. H. Tanaka, Y. Fuchi, C. S. Lee, Y. K. Kwon, L. Lee, J. H. Ha, Y. K. Kim

Research output: Contribution to journalArticlepeer-review

Abstract

The reaction rate of the stellar reaction [Formula presented], which is currently considered to be the main neutron source for the slow ([Formula presented]) process at low energies, has been rederived using the direct [Formula presented]-transfer reaction [Formula presented] leading to the subthreshold state at 6.356 MeV in [Formula presented]. The contribution of the subthreshold state is found to be much smaller than the currently accepted predictions for the main neutron source of the [Formula presented] process, indicating less of a role of this reaction as the neutron source for the [Formula presented]-process scenario in low-mass stars at the asymptotic giant branch.

Original languageEnglish
Pages (from-to)4
Number of pages1
JournalPhysical review letters
Volume90
Issue number6
DOIs
Publication statusPublished - 2003
Externally publishedYes

All Science Journal Classification (ASJC) codes

  • Physics and Astronomy(all)

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