Oct 20 – 23, 2026
RIKEN
Asia/Tokyo timezone
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Study of feasibility of the $^{84}$Kr(n,$\gamma$) $^{85}$Kr reaction measurement via the Asymptotic Normalization Coefficient method for for Astrophysical s-process

Oct 21, 2026, 6:00 PM
3h
Headquarters Building 2F (RIKEN)

Headquarters Building 2F

RIKEN

2-1, Hirosawa, Wako, Saitama 351-0198, Japan
Poster Presentation Poster Session

Speaker

Prof. Rosario Gianluca Pizzone (Università di Catania & INFN-LNS)

Description

The neutron-capture reaction $^{84}$Kr(n,$\gamma$)$^{85}$Kr plays an important role in the astrophysical s-process, where $^{85}$Kr acts as a key branching-point nucleus influencing the production of isotopes in the mass region around Sr and Rb. Since direct measurements of this reaction are experimentally difficult, an indirect approach based on the Asymptotic Normalization Coefficient (ANC) method is proposed to constrain the direct neutron-capture at astrophysical energies. The feasibility study of the reaction $^{84}Kr(d,p)${85}Kr measurements will be presented through reaction kinematics and detector response simulations to identify the most favorable setup.

Category Experiment

Author

Maria Letizia Sergi (Università di Catania & LNS-INFN)

Co-authors

Prof. Giuseppe Gabriele Rapisarda (Università di Catania & INFN-LNS) Prof. Livio Lamia (Università di Catania & INFN-LNS) Prof. Rosario Gianluca Pizzone (Università di Catania & INFN-LNS) Prof. Sara Palmerini (Università degli Studi di Perugia & INFN -Sezione di Perugia) Dr Teodora Petruse (LNS_INFN Catania & Extreme Light Infrastructure - Nuclear Physics, Bucharest)

Presentation materials

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