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Javier Praena

Researcher at University of Granada

Publications -  271
Citations -  2621

Javier Praena is an academic researcher from University of Granada. The author has contributed to research in topics: Neutron & Neutron capture. The author has an hindex of 24, co-authored 238 publications receiving 2101 citations. Previous affiliations of Javier Praena include Spanish National Research Council & University of Seville.

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Performance of the neutron time-of-flight facility n_TOF at CERN

Carlos Guerrero, +116 more
TL;DR: In this paper, the authors present the characteristics of the new neutron beam in the currently available configurations, which correspond to two different collimation systems and two choices of neutron moderator, including the intensity and energy dependence of the neutron flux, the spatial profile of the beam, the in-beam background components and the energy resolution/broadening.
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7Be(n, p)7Li Reaction and the Cosmological Lithium Problem: Measurement of the Cross Section in a Wide Energy Range at n_TOF at CERN

Mario Barbagallo, +133 more
TL;DR: The energy-dependent cross section of the ^{7}Be(n,α)^{4}He reaction, of interest for the so-called cosmological lithium problem in big bang nucleosynthesis, has been measured for the first time from 10 meV to 10 keV neutron energy.
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The new vertical neutron beam line at the CERN n_TOF facility design and outlook on the performance

C. Weiß, +136 more
TL;DR: The design of the beam line and the experimental hall was based on FLUKA Monte Carlo simulations, aiming at maximizing the neutron flux, reducing the beam halo and minimizing the background from neutrons interacting with the collimator or backscattered in the beam dump as discussed by the authors.
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The n_TOF Total Absorption Calorimeter for neutron capture measurements at CERN

Carlos Guerrero, +117 more
TL;DR: The Total Absorption Calorimeter (TAC) as discussed by the authors was designed for measuring neutron capture cross-sections of low-mass and/or radioactive samples with the accuracy required for nuclear technology and stellar nucleosynthesis.
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High-accuracy determination of the neutron flux at n_TOF

Mario Barbagallo, +115 more
TL;DR: In this article, the authors measured the neutron flux of the n_TOF facility at CERN, after installation of the new spallation target, with four different systems based on three neutron-converting reactions.