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NSR database version of May 10, 2024.

Search: Author = G.Sibbens

Found 29 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.


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


2004SI03      Appl.Radiat.Isot. 60, 155 (2004)

G.Sibbens, S.Pomme

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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


2000SI02      Appl.Radiat.Isot. 52, 467 (2000)

G.Sibbens, B.Denecke

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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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