Radiative Neutron Capture Cross-Section Measurement of Ge Isotopes at n_TOF CERN Facility and Its Importance for Stellar Nucleosynthesis
Metadatos
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Polish Academy of Sciences
Materia
n_TOF Neutron time-of-flight Neutron capture cross-section MACS
Fecha
2021-04Referencia bibliográfica
Gawlik, A... [et al.]. Radiative Neutron Capture Cross-Section Measurement of Ge Isotopes at n_TOF CERN Facility and Its Importance for Stellar Nucleosynthesis. Acta Physica Polonica A, No. 4, Vol. 139 (2021). Doi: [10.12693/APhysPolA.139.383]
Patrocinador
Austrian Science Fund (FWF) J3503; Adolf Messer Foundation (Germany); UK Science and Facilities Council ST/M006085/1; European Research Council (ERC); European Commission 677497; National Science Centre, Poland UMO-2016/22/M/ST2/00183; Ministry of Education, Youth & Sports - Czech Republic; Croatian Science Foundation IP-2018-01-8570Resumen
This manuscript summarizes the results of radiative neutron capture cross-section measurements on two stable germanium isotopes, Ge-70 and Ge-73. Experiments were performed at the n_TOF facility at CERN via the time-of-flight technique, over a wide neutron energy range, for all stable germanium isotopes (70,72,73,74, and 76). Results for Ge-70 [Phys. Rev. C 100, 045804 (2019)] and Ge-73 [Phys. Lett. B 790, 458 (2019)] are already published. In the field of nuclear structure, such measurements allow to study excited levels close to the neutron binding energy and to obtain information on nuclear properties. In stellar nucleosynthesis research, neutron induced reactions on germanium are of importance for nucleosynthesis in the weak component of the slow neutron capture processes.