Ponencia
Measurement of La-139(n,gamma) cross section at n_TOF
Autor/es | Terlizzi, R.
Abbondanno, U. Aerts, G. Capote del Villar, Ramón Lozano Leyva, Manuel Luis Quesada Molina, José Manuel Wisshak, K. |
Departamento | Universidad de Sevilla. Departamento de Física Atómica, Molecular y Nuclear |
Fecha de publicación | 2006 |
Fecha de depósito | 2020-09-18 |
Publicado en |
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ISBN/ISSN | 0-7354-0323-6 0094-243X (impreso) 1551-7616 (electrónico) |
Resumen | The capture cross section of the 139La has been measured relative to 197Au standard at n_TOF. We provide here a short description of the experimental apparatus and of the data analysis procedures. The extracted resonance ... The capture cross section of the 139La has been measured relative to 197Au standard at n_TOF. We provide here a short description of the experimental apparatus and of the data analysis procedures. The extracted resonance parameters allow to calculate the fundamental nuclear quantities such as average spacing <D>l=0 = 268 ± 22 eV, <D>l=1 < 250 eV neutron strength functions S0 = (0.79 ± 0.03)×10-4, and S1 = (0.73 ± 0.05)×10-4 and the Maxwellian-averaged capture cross section (MACS). The MACS is particularly useful for the determination of the abundance synthesized by the main component of the s process [3]. |
Agencias financiadoras | European Commission (EC) |
Identificador del proyecto | FIKW-CT-2000-00107 |
Cita | Terlizzi, R., Abbondanno, U., Aerts, G., Capote del Villar, R., Lozano Leyva, M.L., Quesada Molina, J.M. y Wisshak, K. (2006). Measurement of La-139(n,gamma) cross section at n_TOF. En International Conference on Frontiers in Nuclear Structure, Astrophysics and Reactions (FINUSTAR) (551-553), Kos, (Grecia): American Institute of Physics. |
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