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Mostrando ítems 11-20 de 50
Artículo
First results of the 230Th(n,f) cross section measurements at the CERN n_TOF facility
(EDP Sciences, 2020)
The study of neutron-induced reactions on actinides is of considerable importance for the design of advanced nuclear systems and alternative fuel cycles. Specifically, 230Th is produced from the α-decay of 234U as a byproduct ...
Artículo
Neutron cross-sections for advanced nuclear systems: the n_TOF project at CERN
(EDP Sciences, 2014)
The study of neutron-induced reactions is of high relevance in a wide variety of fields, ranging from stellar nucleosynthesis and fundamental nuclear physics to applications of nuclear technology. In nuclear energy, high ...
Artículo
Preparation and characterization of 33-S samples for 33-S(n,alpha)30-Si cross-section measurements at the n_TOF facility at CERN
(Elsevier, 2018-02-15)
Thin 33S samples for the study of the 33S(n,a)30Si cross-section at the n_TOF facility at CERN were made by thermal evaporation of 33S powder onto a dedicated substrate made of kapton covered with thin layers of copper, ...
Artículo
Measurement of the 244Cm capture cross sections at both CERN n_TOF experimental areas
(EDP Sciences, 2020)
Accurate neutron capture cross section data for minor actinides (MAs) are required to estimate the production and transmutation rates of MAs in light water reactors with a high burnup, critical fast reactors like Gen-IV ...
Artículo
Measurement of the 76 Ge ( n , γ ) cross section at the n_TOF facility at CERN
(American Physical Society, 2021)
The 76 Ge ( n , γ ) reaction has been measured at the n_TOF facility at CERN via the time-of-flight technique. Neutron capture cross sections on 76 Ge are of interest to a variety of low-background experiments, ...
Artículo
80Se(n,?) cross-section measurement at CERN n TOF
(Institute of Physics Publishing, 2020)
Radiative neutron capture cross section measurements are of fundamental importance for the study of the slow neutron capture (s-) process of nucleosynthesis. This mechanism is responsible for the formation of most elements ...
Artículo
New reaction rates for the destruction of 7Be during big bang nucleosynthesis measured at CERN/n_TOF and their implications on the cosmological lithium problem
(EDP Sciences, 2020)
New measurements of the 7Be(n,α)4He and 7Be(n,p)7Li reaction cross sections from thermal to keV neutron energies have been recently performed at CERN/n_TOF. Based on the new experimental results, astrophysical reaction ...
Artículo
Study of the photon strength functions and level density in the gamma decay of the n + 234U reaction
(EDP Sciences, 2019)
The accurate calculations of neutron-induced reaction cross sections are relevant for many nuclear applications. The photon strength functions and nuclear level densities are essential inputs for such calculations. These ...
Tesis Doctoral
The n_TOF-EAR2 facility at CERN: neutron flux determination and the ³³s (N,alpha)³°si cross section measurement; implications in BNCT
(2017-05-31)
The main aim of this project is the first measurement of the 33S(n,a)30 Si cross section at the neutron time-of-ight n TOF facility at CERN from few meV to 10 keV, covering the existing lack of experimental data. The ...
Artículo
Destruction of the cosmic γ -ray emitter 26 Al in massive stars: Study of the key 26 Al ( n , α ) reaction
(American Physical Society, 2021)
Neutron destruction reactions of the cosmic γ -ray emitter 26Al are of importance to determine the amount of 26Al ejected into our galaxy by supernova explosions and for 26Al production in asymptotic giant branch stars. ...