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NSR database version of May 20, 2024.

Search: Author = D.Vanleeuw

Found 9 matches.

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2022BE33      Eur.Phys.J. A 58, 227 (2022)

F.Belloni, R.Eykens, J.Heyse, C.Matei, A.Moens, R.Nolte, A.J.M.Plompen, S.Richter, G.Sibbens, D.Vanleeuw, R.Wynants

Neutron induced fission cross section measurements of 240Pu and 242Pu relative to the neutron-proton scattering cross section at 2.5 and 14.8 MeV

NUCLEAR REACTIONS 240,242Pu(n, F), 1H(n, n), E=2.51, 14.83 MeV; measured reaction products, En, In; deduced fission σ and uncertainties. Comparison with available data, ENDF/B-VIII.0, JEFF-3.3, JEFF-3.2 and JENDL-4 libraries. The 3.7 MV Van De Graaff linear accelerator at Physikalisch-Technische Bundesanstalt (PTB) in Braunschweig.

doi: 10.1140/epja/s10050-022-00858-9
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23653.


2018BE29      Phys.Rev. C 98, 034612 (2018)

G.Belier, J.Aupiais, G.Sibbens, A.Moens, D.Vanleeuw

High-precision spontaneous fission branching-ratio measurements for 240, 242Pu and 252Cf isotopes

RADIOACTIVITY 240,242Pu, 252Cf(SF); measured particle spectra, two-dimensional (2D)-identification histogram, precise SF half-lives and SF branching ratios using organic liquid scintillators. Discussed uncertainty budget. Comparison with previous experimental and evaluated half-lives.

doi: 10.1103/PhysRevC.98.034612
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2017GA12      Phys.Rev. C 95, 064609 (2017)

A.Gatera, T.Belgya, W.Geerts, A.Gook, F.-J.Hambsch, M.Lebois, B.Maroti, A.Moens, A.Oberstedt, S.Oberstedt, F.Postelt, L.Qi, L.Szentmiklosi, G.Sibbens, D.Vanleeuw, M.Vidali, F.Zeiser

Prompt-fission γ-ray spectral characteristics from 239Pu(nth, f)

NUCLEAR REACTIONS 239Pu(n, F), E=thermal and slow; measured fission-fragment distribution, Eγ, Iγ, time-of-flight (TOF) spectra for different γ-ray energies, prompt-fission γ-ray spectra (PFGS) at the 10 MW research reactor of Budapest Neutron; deduced average γ-ray multiplicity M, average energy, and the total energy. Comparison with evaluated nuclear data in ENDF/B-VII.1.

doi: 10.1103/PhysRevC.95.064609
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset31778.


2016OB01      Phys.Rev. C 93, 054603 (2016)

S.Oberstedt, A.Oberstedt, A.Gatera, A.Gook, F.-J.Hambsch, A.Moens, G.Sibbens, D.Vanleeuw, M.Vidali

Prompt fission γ-ray spectrum characteristics from 240Pu (sf) and 242Pu (sf)

RADIOACTIVITY 240,242Pu(SF); measured prompt fission γ spectra (PFGS), Eγ, Iγ, (fission fragments)γ-coin at EC-JRC-IRMM; deduced average energy per photon, average multiplicity Mγ, average total γ-ray energy release per fission. Comparison with prompt fission γ spectrum from 241Pu(n, F), E=thermal, and with systematic trends.

doi: 10.1103/PhysRevC.93.054603
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23305.


2015SA27      Phys.Rev. C 92, 014620 (2015)

P.Salvador-Castineira, T.Brys, R.Eykens, F.-J.Hambsch, A.Gook, A.Moens, S.Oberstedt, G.Sibbens, D.Vanleeuw, M.Vidali, C.Pretel

Neutron-induced fission cross section of 240Pu from 0.5 MeV to 3 MeV

NUCLEAR REACTIONS 240Pu(n, F), E=0.5-3 MeV; measured fission fragment spectra using Atwin Frisch-grid ionization chamber (TFGIC) for fission fragments at Van de Graaff accelerator facility of JRC-IRMM, fission σ(E). 235U, 237Np, 238U(n, F), E=0.5-3.0 MeV; cross sections used as references for 240Pu(n, F) reaction, and benchmarked. Comparison with previous measurements, and with ENDF/B-VII.1, JEFF 3.1 and JENDL 4.0 evaluated libraries. Relevance to needs for future generation of nuclear power plants (GEN-IV).

doi: 10.1103/PhysRevC.92.014620
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23281.


2015SA41      Phys.Rev. C 92, 044606 (2015)

P.Salvador-Castineira, T.Brys, R.Eykens, F.-J.Hambsch, A.Gook, A.Moens, S.Oberstedt, G.Sibbens, D.Vanleeuw, M.Vidali, C.Pretel

Neutron-induced fission cross sections of 242Pu from 0.3 MeV to 3 MeV

NUCLEAR REACTIONS 242Pu, 237Np, 235,238U(n, F), E=0.3-3 MeV; measured fission fragments, σ(E) ratios using data for 237Np, 235,238U as reference standards. Fission fragments detected using a twin Frisch-grid ionization chamber (TFGIC) at Van de Graaff accelerator of the JRC-IRMM, Geel. Comparison with previous experimental data, and with ENDF/B-VII.1, JEFF 3.1 and JENDL 4.0 evaluated libraries. High-priority request list of OECD-NEA, and relevance to next generation of nuclear power plants (GEN-IV) in the fast-neutron energy domain.

doi: 10.1103/PhysRevC.92.044606
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23280.


2014HE16      Nucl.Data Sheets 119, 407 (2014)

J.Heyse, M.Anastasiou, R.Eykens, A.Moens, A.J.M.Plompen, P.Schillebeeckx, G.Sibbens, D.Vanleeuw, R.Wynants

Characterization of 235U Targets for the Development of a Secondary Neutron Fluence Standard

doi: 10.1016/j.nds.2014.08.114
Citations: PlumX Metrics


2014OB05      Phys.Rev. C 90, 024618 (2014)

S.Oberstedt, R.Billnert, T.Belgya, T.Brys, W.Geerts, C.Guerrero, F.-J.Hambsch, Z.Kis, A.Moens, A.Oberstedt, G.Sibbens, L.Szentmiklosi, D.Vanleeuw, M.Vidali

High-precision prompt-γ-ray spectral data from the reaction 241Pu(nth, f)

NUCLEAR REACTIONS 241Pu(n, F), E=thermal; measured prompt fission Eγ, Iγ (PFGS) at 10 MW research reactor of the Budapest Neutron Centre; deduced γ-ray multiplicity, average and total γ energy. Comparison with ENDF/B-VII.1 evaluation. Discussed underestimation of the prompt-γ heating in nuclear reactors.

doi: 10.1103/PhysRevC.90.024618
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset31747.


2013SA65      Phys.Rev. C 88, 064611 (2013)

P.Salvador-Castineira, T.Brys, R.Eykens, F.-J.Hambsch, A.Moens, S.Oberstedt, G.Sibbens, D.Vanleeuw, M.Vidali, C.Pretel

Highly accurate measurements of the spontaneous fission half-life of 240, 242Pu

RADIOACTIVITY 240,242Pu(SF); measured fission fragments by Atwin Frisch-grid ionization chamber (TFGIC) at JRC-IRMM facility, T1/2 for SF decay mode. Comparison with previous measurements and evaluations. GEANT4 simulations. Relevance to improved neutron-induced fission cross sections of 240,242Pu in the fast neutron spectrum range.

doi: 10.1103/PhysRevC.88.064611
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


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