NSR Query Results
Output year order : Descending NSR database version of April 25, 2024. Search: Author = G.Sibbens Found 29 matches. 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
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
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
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
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
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
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
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
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
2011VA02 Appl.Radiat.Isot. 69, 785 (2011) R.Van Ammel, S.Pomme, J.Paepen, G.Sibbens Measurement of the 109Cd half-life RADIOACTIVITY 109Cd(EC); measured ionization, Eγ, Iγ; deduced T1/2 and uncertainties. Comparison with experimental data.
doi: 10.1016/j.apradiso.2011.01.020
2010BE18 Appl.Radiat.Isot. 68, 2026 (2010) M.-M.Be, B.Chauvenet, M.-N.Amiot, C.Bobin, M.-C.Lepy, T.Branger, I.Laniece, A.Luca, M.Sahagia, A.C.Watjen, K.Kossert, O.Ott, O.Nahle, P.Dryak, J.Sochorova, P.Kovar, P.Auerbach, T.Altzitzoglou, S.Pomme, G.Sibbens, R.Van Ammel, J.Paepen, A.Iwahara, J.U.Delgado, R.Poledna International exercise on 124Sb photon emission intensities determination RADIOACTIVITY 124Sb(β-); measured Eγ, Iγ; deduced γ-ray and x-rays intensities per decay, branching ratio.
doi: 10.1016/j.apradiso.2010.01.038
2010PA07 Appl.Radiat.Isot. 68, 1555 (2010) J.Paepen, T.Altzitzoglou, R.Van Ammel, G.Sibbens, S.Pomme Half-life measurement of 124Sb RADIOACTIVITY 124Sb(β-) [from Sb(n, X)]; measured Eγ, Iγ, Ee, Ie; deduced precise value for T1/2. COMPILATION 124Sb; compiled experimental values for T1/2.
doi: 10.1016/j.apradiso.2009.11.050
2010SI30 Appl.Radiat.Isot. 68, 1459 (2010) G.Sibbens, S.Pomme, T.Altzitzoglou, E.Garcia-Torano, H.Janssen, R.Dersch, O.Ott, A.Martin Sanchez, M.P.Rubio Montero, M.Loidl, N.Coron, P.de Marcillac, T.M.Semkow Alpha-particle emission probabilities in the decay of 240Pu RADIOACTIVITY 240Pu(α); measured decay products, Eα, Iα, Eγ, Iγ; deduced alpha emission probabilities. Comparison with available data.
doi: 10.1016/j.apradiso.2009.12.006
2010VA13 Appl.Radiat.Isot. 68, 2387 (2010) R.Van Ammel, J.Paepen, S.Pomme, G.Sibbens Measurement of the 54Mn half-life RADIOACTIVITY 54Mn(EC); measured decay products, Eγ, Iγ; deduced T1/2. Comparison with other experimental and evaluated results.
doi: 10.1016/j.apradiso.2010.06.010
2009PO15 Metrologia 46, 439 (2009) S.Pomme, T.Altzitzoglou, R.Van Ammel, G.Sibbens, R.Eykens, S.Richter, J.Camps, K.Kossert, H.Janssen, E.Garcia-Torano, T.Duran, F.Jaubert Experimental determination of the 233U half-life RADIOACTIVITY 233U(α); measured Eα, Iα, Eγ, Iγ; deduced T1/2. Comparison with evaluated and experimental data.
doi: 10.1088/0026-1394/46/5/007
2008PO06 J.Radioanal.Nucl.Chem. 277, 207 (2008) S.Pomme, E.Garcia-Torano, G.Sibbens, S.Richter, R.Wellum, A.Stolarz, A.Alonso 234U/235U activity ratios as a probe for the 238U/235U half-life ratio RADIOACTIVITY 234,235U(α); measured Eα, Iα. 235,238U; deduced half-life ratio.
doi: 10.1007/s10967-008-0731-6
2006VA13 Appl.Radiat.Isot. 64, 1412 (2006) R.Van Ammel, S.Pomme, G.Sibbens Half-life measurement of 55Fe RADIOACTIVITY 55Fe(EC), (β+); measured T1/2.
doi: 10.1016/j.apradiso.2006.02.052
2005GA36 Nucl.Instrum.Methods Phys.Res. A550, 581 (2005) E.Garcia-Torano, M.T.Crespo, M.Roteta, G.Sibbens, S.Pomme, A.M.Sanchez, M.P.R.Montero, S.Woods, A.Pearce α-particle emission probabilities in the decay of 235U RADIOACTIVITY 235U(α); measured Eα, Iα; deduced emission probabilities.
doi: 10.1016/j.nima.2005.05.059
2005PO09 Nucl.Instrum.Methods Phys.Res. A544, 584 (2005); Erratum Nucl.Instrum.Methods Phys.Res. A555, 459 (2005) S.Pomme, T.Altzitzoglou, R.Van Ammel, G.Sibbens Standardisation of 125I using seven techniques for radioactivity measurement RADIOACTIVITY 125I(EC); measured Eγ, electron and X-ray spectra, sum energy spectra.
doi: 10.1016/j.nima.2005.01.305
2004SI03 Appl.Radiat.Isot. 60, 155 (2004) Study of alpha-particle emission probabilities and energies in the decay of 240Pu RADIOACTIVITY 240Pu(α); measured Eα, emission probabilities. Comparison with previous results.
doi: 10.1016/j.apradiso.2003.11.009
2004VA02 Appl.Radiat.Isot. 60, 337 (2004) R.Van Ammel, S.Pomme, G.Sibbens Experimental verification of the half-life of 65Zn RADIOACTIVITY 65Zn(EC), (β+); measured T1/2. Comparison with previous data.
doi: 10.1016/j.apradiso.2003.11.037
2003JO04 Nucl.Instrum.Methods Phys.Res. A505, 699 (2003) L.Johansson, T.Altzitzoglou, G.Sibbens, S.Pomme, B.Denecke Standardisation of 238Pu using four methods of measurement RADIOACTIVITY 238Pu(α); measured Eα, Iα. Several activity measurement techniques compared.
doi: 10.1016/S0168-9002(03)00627-2
2003JO05 Nucl.Instrum.Methods Phys.Res. A508, 378 (2003) L.Johansson, T.Altzitzoglou, G.Sibbens, B.Denecke, D.F.G.Reher Six direct methods for standardisation of 152Eu RADIOACTIVITY 152Eu(EC), (β-); measured Eγ, Iγ, βγ-coin. Several methods of source standardisation compared.
doi: 10.1016/S0168-9002(03)01510-9
2002AL02 Appl.Radiat.Isot. 56, 447 (2002) T.Altzitzoglou, B.Denecke, L.Johansson, G.Sibbens Standardisation of 89Sr using Three Different Methods RADIOACTIVITY 89Sr(β-); measured Eγ, Iγ, βγ-coin, T1/2; deduced source standardization. Three methods compared.
doi: 10.1016/S0969-8043(01)00229-9
2002JO01 Appl.Radiat.Isot. 56, 199 (2002) L.Johansson, G.Sibbens, T.Altzitzoglou, B.Denecke Self-Absorption Correction in Standardisation of 204Tl RADIOACTIVITY 204Tl(β-), (EC); measured βγ-coin; deduced self-absorption correction.
doi: 10.1016/S0969-8043(01)00188-9
2002WO03 Appl.Radiat.Isot. 56, 415 (2002) M.J.Woods, D.H.Woods, S.A.Woods, L.J.Husband, S.M.Jerome, C.Michotte, G.Ratel, M.Crespo, E.Garcia-Torano, L.Rodriguez, A.Luca, B.Denecke, G.Sibbens, J.Morel, M.Etcheverry, D.Santry, H.Janssen, E.Schonfeld, U.Schotzig Standardization and Decay Data of 237Np RADIOACTIVITY 237Np(α); measured Eγ, Iγ, αγ-coin; deduced photon and α emission probabilities.
doi: 10.1016/S0969-8043(01)00224-X
2000SI02 Appl.Radiat.Isot. 52, 467 (2000) Determination of the Absolute Alpha-Particle Emission Probabilities of 237Np RADIOACTIVITY 237Np(α); measured Eα, Iα, absolute emission probabilities. 233Pa deduced levels. EUROMET project 416.
doi: 10.1016/S0969-8043(99)00195-5
1992RE04 Nucl.Instrum.Methods Phys.Res. A312, 263 (1992) D.F.G.Reher, M.J.Woods, E.De Roost, G.Sibbens, B.Denecke, T.Altzitzoglou, C.Ballaux, E.Funck Standardization of 192Ir RADIOACTIVITY 192Ir(β-)(EC); measured βγ-coin, γ-spectra, X-ray spectra; deduced source standardization, uncertainities. 4π βγ-coincidence, 4π CsI(Tl) detector, 4π γ-integral counting.
doi: 10.1016/0168-9002(92)90166-2
1992WO06 Nucl.Instrum.Methods Phys.Res. A312, 346 (1992) M.J.Woods, S.E.M.Lucas, D.F.G.Reher, G.Sibbens The Half-Life of 192Ir RADIOACTIVITY 192Ir(EC), (β-); measured T1/2; deduced recommended T1/2. High pressure re-entrant ionization chambers.
doi: 10.1016/0168-9002(92)90179-8
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