CERN Accelerating science

CERN Document Server Znaleziono 28 rekordów  1 - 10następnykoniec  skocz do rekordu: Szukanie trwało 0.72 sekund. 
1.
Radiative neutron capture cross section of $^{242}$Pu measured at n_TOF-EAR1 in the unresolved resonance region up to 600 keV / n_TOF Collaboration
The design of fast reactors burning MOX fuels requires accurate capture and fission cross sections. [...]
arXiv:2412.01332.
- 20.
Fulltext
2.
Shedding Light on the Origin of Pb204, the Heaviest s-Process–Only Isotope in the Solar System / n_TOF Collaboration
Asymptotic giant branch stars are responsible for the production of most of the heavy isotopes beyond Sr observed in the solar system. Among them, isotopes shielded from the r-process contribution by their stable isobars are defined as s-only nuclei. [...]
2024 - 8 p. - Published in : Phys. Rev. Lett. 133 (2024) 052702 Fulltext: PDF;
3.
$^{74}$Ge($n,\gamma $) cross section below 70 keV measured at n_TOF CERN / n_TOF Collaboration
Neutron capture reaction cross sections on $^{74}$Ge are of importance to determine $^{74}$Ge production during the astrophysical slow neutron capture process. We present new resonance data on $^{74}$Ge($n,\gamma $) reactions below 70 keV neutron energy. [...]
2022 - 9 p. - Published in : Eur. Phys. J. A 58 (2022) 239 Fulltext: PDF;
4.
Radiative Neutron Capture Cross-Section Measurement of Ge Isotopes at n_TOF CERN Facility and Its Importance for Stellar Nucleosynthesis / n_TOF Collaboration
This manuscript summarizes the results of radiative neutron capture cross-section measurements on two stable germanium isotopes, $^{70}$Ge and $^{73}$Ge. 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). [...]
2021 - 6 p. - Published in : Acta Phys. Pol. A 139 (2021) 383-388 Fulltext: PDF;
In : 46th Extraordinary Congress of the Polish Physical Society, Warsaw, Poland, 16 - 18 Oct 2020, pp.383-388
5.
Measurement of the $^{76}\mathrm{Ge}(n,{\gamma})$ cross section at the n_TOF facility at CERN / n_TOF Collaboration
The $^{76}\mathrm{Ge}(n,{\gamma})$ 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, such as neutrinoless double β decay searches, and to nuclear astrophysics. [...]
2021 - 7 p. - Published in : Phys. Rev. C 104 (2021) 044610 Fulltext: PDF;
6.
Measurement of the $^{242}$Pu(n,$\gamma$) cross section from thermal to 500 keV at the Budapest research reactor and CERN n_TOF-EAR1 facilities / n_TOF Collaboration
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 $^{242}$Pu, a reduction of the uncertainty in the fast region down to 8-12% is required. [...]
2020 - 6 p. - Published in : EPJ Web Conf. 239 (2020) 01019 fulltext from publisher: PDF;
In : International Conference on Nuclear Data for Science and Technology (ND 2019), Beijing, China, 19 - 24 May 2019, pp.01019
7.
Neutron Capture on the $s$-Process Branching Point $^{171}$Tm via Time-of-Flight and Activation / n_TOF Collaboration
The neutron capture cross sections of several unstable nuclides acting as branching points in the s process are crucial for stellar nucleosynthesis studies. The unstable Tm171 (t1/2=1.92  yr) is part of the branching around mass A∼170 but its neutron capture cross section as a function of the neutron energy is not known to date. [...]
2020 - 8 p. - Published in : Phys. Rev. Lett. 125 (2020) 142701 Fulltext from Publisher: PDF;
8.
Investigation of the $^{240}$Pu$(n,f)$ reaction at the n_TOF/EAR2 facility in the 9 meV–6 MeV range / n_TOF Collaboration
Background: Nuclear waste management is considered amongst the major challenges in the field of nuclear energy. A possible means of addressing this issue is waste transmutation in advanced nuclear systems, whose operation requires a fast neutron spectrum. [...]
2020 - 23 p. - Published in : Phys. Rev. C 102 (2020) 014616 Fulltext from publisher: PDF;
9.
Measurement of the $^{70}Ge(n,\gamma)$ cross section up to 300 keV at the CERN n_TOF facility / Gawlik, A. (Lodz U.) ; Lederer-Woods, C. (Edinburgh U.) ; Andrzejewski, J. (Lodz U.) ; Battino, U. (Edinburgh U.) ; Ferreira, P. (Lisbon, IST) ; Gunsing, F. (IRFU, Saclay ; CERN) ; Heinitz, S. (PSI, Villigen) ; Krtička, M. (Charles U.) ; Massimi, C. (INFN, Bologna ; Bologna U.) ; Mingrone, F. (INFN, Bologna) et al. /n_TOF
Neutron capture data on intermediate mass nuclei are of key importance to nucleosynthesis in the weak component of the slow neutron capture processes, which occurs in massive stars. The ($n,\gamma$) cross section on $^{70}$Ge, which is mainly produced in the $s$~process, was measured at the neutron time-of-flight facility n_TOF at CERN. [...]
arXiv:1910.09360.- 2019-10-17 - 10 p. - Published in : Phys. Rev. C Fulltext: PDF;
10.
Measurement of $^{73}$Ge($n,γ$) cross sections and implications for stellar nucleosynthesis / n_TOF Collaboration
$^{73}$Ge($n,γ$) cross sections were measured at the neutron time-of-flight facility n_TOF at CERN up to neutron energies of 300 keV, providing for the first time experimental data above 8 keV. Results indicate that the stellar cross section at kT = 30 keV is 1.5 to 1.7 times higher than most theoretical predictions. [...]
arXiv:1901.10207.- 2019-03-10 - 8 p. Article from SCOAP3: PDF; Fulltext: PDF;

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