Buscar
Mostrando ítems 31-40 de 74
Artículo
Neutron capture cross section measurements of 241Am at the n_TOF facility
(EDP Sciences, 2020)
Neutron capture on 241Am plays an important role in the nuclear energy production and also provides valuable information for the improvement of nuclear models and the statistical interpretation of the nuclear properties. ...
Artículo
Experimental setup and procedure for the measurement of the 7Be(n,α)α reaction at n_TOF
(Elsevier, 2016-09-11)
The newly built second experimental area EAR2 of the n_TOF spallation neutron source at CERN allows to perform (n, charged particles) experiments on short-lived highly radioactive targets. This paper describes a detection ...
Artículo
Measurement of the 244Cm and 246Cm neutron-induced capture cross sections at the n_TOF facility
(EDP Sciences, 2019)
The neutron capture reactions of the 244Cm and 246Cm isotopes open the path for the formation of heavier Cm isotopes and heavier elements such as Bk and Cf in a nuclear reactor. In addition, both isotopes belong to the ...
Artículo
Measurement of the 242Pu(n, γ) cross section from thermal to 500 keV at the Budapest research reactor and CERN n_TOF-EAR1 facilities
(EDP Sciences, 2020)
The design and operation of innovative nuclear systems requires a better knowledge of the capture and fission cross sections of the Pu isotopes. For the case of capture on 242Pu, a reduction of the uncertainty in the fast ...
Artículo
The 154Gd neutron capture cross section measured at the n_TOF facility and its astrophysical implications
(EDP Sciences, 2020)
The (n, γ) cross sections of the gadolinium isotopes play an important role in the study of the stellar nucleosynthesis. In particular, among the isotopes heavier than Fe, 154Gd together with 152Gd have the peculiarity to ...
Artículo
Measurement of the energy-differential cross-section of the 12C(n,p)12B and 12C(n,d)11B reactions at the n_TOF facility at CERN
(EDP Sciences, 2020)
Although the 12C(n,p)12B and 12C(n,d)11B reactions are of interest in several fields of basic and applied Nuclear Physics the present knowledge of these two cross-sections is far from being accurate and reliable, with both ...
Artículo
Time-of-flight and activation experiments on 147Pm and 171Tm for astrophysics
(EDP Sciences, 2017)
The neutron capture cross section of several key unstable isotopes acting as branching points in the s-process are crucial for stellar nucleosynthesis studies, but they are very challenging to measure due to the difficult ...
Artículo
Review and new concepts for neutron-capture measurements of astrophysical interest
(IOP Publishing, 2020)
The idea of slow-neutron capture nucleosynthesis formulated in 1957 triggered a tremendous experimental effort in different laboratories worldwide to measure the relevant nuclear physics input quantities, namely (n, γ) ...
Artículo
Status and perspectives of the neutron time-of-flight facility n_TOF at CERN
(EDP Sciences, 2020)
Since the start of its operation in 2001, based on an idea of Prof. Carlo Rubbia [1], the neutron time of-flight facility of CERN, n_TOF, has become one of the most forefront neutron facilities in the world for wide-energy ...
Artículo
Setup for the measurement of the 235U(n, f) cross section relative to n-p scattering up to 1 GeV
(EDP Sciences, 2020)
The neutron induced fission of 235U is extensively used as a reference for neutron fluence measurements in various applications, ranging from the investigation of the biological effectiveness of high energy neutrons, to ...