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Author n_TOF Collaboration (Calviani, M. et al); Domingo-Pardo, C.; Tain, J.L.
Title Fission Cross-section Measurements of (233)U, (245)Cm and (241,243)Am at CERN n_TOF Facility Type Journal Article
Year (down) 2011 Publication Journal of the Korean Physical Society Abbreviated Journal J. Korean Phys. Soc.
Volume 59 Issue 2 Pages 1912-1915
Keywords ND2010; Nuclear data; ENDF; n_TOF; Neutron-induced fission reactions; Am; Cm; U
Abstract Neutron-induced fission cross-sections of minor actinides have been measured using the nTOF white neutron source at CERN. Geneva, as part of a large experimental program aiming at collecting new data relevant for nuclear astrophysics and for the design of advanced reactor systems. The measurements at nTOF take advantage of the innovative features of the n_TOF facility, namely the wide energy range, high instantaneous neutron flux and good energy resolution. Final results on the fission cross-section of (233)U, (245)cm and (243)Am from thermal to 20 MeV are here reported, together with preliminary results for (241)Am. The measurement have been performed with a dedicated Fast Ionization Chamber (FIC), a fission fragment detector with a very high efficiency, relative to the very well known cross-section of (235)U, measured simultaneously with the same detector.
Address [Calviani, M; Andriamonje, S; Chiaveri, E; Vlachoudis, V] CERN, Geneva, Switzerland, Email: marco.calviani@cern.ch
Corporate Author Thesis
Publisher Korean Physical Soc Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0374-4884 ISBN Medium
Area Expedition Conference
Notes WOS:000294080700111 Approved no
Is ISI yes International Collaboration yes
Call Number IFIC @ elepoucu @ Serial 741
Permanent link to this record
 

 
Author n_TOF Collaboration (Giubrone, G. et al); Tain, J.L.
Title The Role of Fe and Ni for S-process Nucleosynthesis and Innovative Nuclear Technologies Type Journal Article
Year (down) 2011 Publication Journal of the Korean Physical Society Abbreviated Journal J. Korean Phys. Soc.
Volume 59 Issue 2 Pages 2106-2109
Keywords Neutron capture cross sections; Neutron time of flight facility; C(6)D(6) detectors; Pulse height weighting technique; Nuclear astrophysics; Advanced nuclear systems
Abstract The accurate measurement of neutron capture cross sections of all Fe and Ni isotopes is important for disentangling the contribution of the s-process and the r-process to the stellar nucleosynthesis of elements in the mass range 60 < A < 120. At the same time, Fe and Ni are important components of structural materials and improved neutron cross section data is relevant in the design of new nuclear systems. With the aim of obtaining improved capture data on all stable iron and nickel isotopes, a program of measurements has been launched at the CERN Neutron Time of Flight Facility n_TOF.
Address [Giubrone, G; Tain, JL] Univ Valencia, Inst Fis Corpuscular, CSIC, E-46003 Valencia, Spain, Email: tain@ific.uv.es
Corporate Author Thesis
Publisher Korean Physical Soc Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0374-4884 ISBN Medium
Area Expedition Conference
Notes WOS:000294080700158 Approved no
Is ISI yes International Collaboration yes
Call Number IFIC @ elepoucu @ Serial 743
Permanent link to this record