NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = A.Gook Found 17 matches. 2023CA21 Eur.Phys.J. A 59, 295 (2023) S.Cannarozzo, S.Pomp, A.Solders, A.Al-Adili, A.Gook, A.Koning Global comparison between experimentally measured isomeric yield ratios and nuclear model calculations
doi: 10.1140/epja/s10050-023-01202-5
2021TR05 Phys.Lett. B 817, 136293 (2021) M.Travar, V.Piau, A.Gook, O.Litaize, J.Nikolov, A.Oberstedt, S.Oberstedt, J.Enders, M.Peck, W.Geerts, M.Vidali Experimental information on mass- and TKE-dependence of the prompt fission γ-ray multiplicity RADIOACTIVITY 252Cf(SF); measured decay products, Eγ, Iγ; deduced mass-dependent average prompt fission γ-ray multiplicity, saw-tooth like shape of multiplicity-mass correlation.
doi: 10.1016/j.physletb.2021.136293
2020AL22 Phys.Rev. C 102, 064610 (2020) A.Al-Adili, D.Tarrio, K.Jansson, V.Rakopoulos, A.Solders, S.Pomp, A.Gook, F.-J.Hambsch, S.Oberstedt, M.Vidali Prompt fission neutron yields in thermal fission of 235U and spontaneous fission of 252Cf NUCLEAR REACTIONS 235U(n, F), E=thermal; measured fission fragments, E(n), I(n), (fission fragment)n-coin using a Twin Frisch-Grid Ionization Chamber (TFGIC) and two liquid scintillation detectors at the 7 MV Van de Graaff facility in JRC-Geel; deduced mass yields and two-dimensional mass versus total kinetic energy (TKE) distributions, average prompt fission neutron spectra (PFNS), contribution from forward and backward neutron-fragment coincidences, preneutron emission mass yields, TKE distributions versus preneutron emission mass, prompt-fission neutron yield as a function of preneutron mass and TKE, neutron spectrum in the center-of-mass system as a function of fragment mass. Detailed Fluka simulations, and comparison with data from SCINTIA neutron array, other experimental results, and Wahl evaluation. Need for a new evaluation of the prompt-fission neutron multiplicity. RADIOACTIVITY 252Cf(SF); measured fission fragments, E(n), I(n), (fission fragment)n-coin using a Twin Frisch-Grid Ionization Chamber (TFGIC) and two liquid scintillation detectors at the 7 MV Van de Graaff facility in JRC-Geel; deduced mass distributions, with and without neutron coincidence, prompt-fission neutrons as a function of fragment mass and total kinetic energy (TKE), neutron spectrum in the laboratory system, kinetic energy distributions, average prompt fission neutron spectra (PFNS), contribution from forward and backward neutron-fragment coincidences, preneutron emission mass yields, TKE distributions versus preneutron emission mass, prompt-fission neutron yield as a function of preneutron mass and TKE, average neutron multiplicity as function of mass number and TKE, neutron spectrum in the center-of-mass system as a function of fragment mass. Comparison with previous experimental results.
doi: 10.1103/PhysRevC.102.064610
2020OB01 Eur.Phys.J. A 56, 196 (2020) A.Oberstedt, A.Gatera, A.Gook, S.Oberstedt Time response and its impact on prompt fission γ-ray spectra characteristics
doi: 10.1140/epja/s10050-020-00209-6
2020QI01 Eur.Phys.J. A 56, 98 (2020) L.Qi, C.Schmitt, M.Lebois, A.Oberstedt, S.Oberstedt, J.N.Wilson, A.Al-Adili, A.Chatillon, D.Choudhury, A.Gatera, G.Georgiev, A.Gook, B.Laurent, A.Maj, I.Matea, S.J.Rose, B.Wasilewska, F.Zeiser Potential of prompt γ-ray ay emission studies in fast-neutron induced fission: a first step
doi: 10.1140/epja/s10050-020-00108-w
2019OB01 Acta Phys.Pol. B50, 275 (2019) A.Oberstedt, A.Gatera, A.Gook, S.Oberstedt Systematic Studies of Fission Fragment De-excitation by Prompt γ-ray Emission RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ; deduced γ-ray multiplicity, average γ energy and total γ energy. Comparison with previous experimental data and FIFRELIN calculations.
doi: 10.5506/aphyspolb.50.275
2018GO22 Phys.Rev. C 98, 044615 (2018) A.Gook, F.-J.Hambsch, S.Oberstedt, M.Vidali Prompt neutrons in correlation with fission fragments from 235U (n, f) NUCLEAR REACTIONS 235U(n, F), E=thermal; measured fission fragments, spectra of prompt fission neutrons, pre-neutron fragment mass yield distribution and total kinetic energy (TKE), (fragment)n-coin, and prompt neutron multiplicity using proton recoil scintillator array for neutron detection and a position-sensitive twin ionization chamber for detection of fission fragments at the GELINA neutron time-of-flight facility of JRC-Geel; deduced integral prompt fission neutron spectrum, average energy of neutrons and average prompt neutron multiplicity as a function of the fission fragment mass, fission yield as a function of TKE. Comparison with previous experimental results, evaluated data, and model predictions.
doi: 10.1103/PhysRevC.98.044615
2018JA12 Eur.Phys.J. A 54, 114 (2018) K.Jansson, A.Al-Adili, E.Andersson-Sunden, A.Gook, S.Oberstedt, S.Pomp The impact of neutron emission on correlated fission data from the 2E-2v method RADIOACTIVITY 252Cf(SF); calculated neutron multiplicity vs fragment yields, neutron correlations, neutron ToF using classical and using 2E-2v (double-energy, double-velocity) method; deduced significant differences.
doi: 10.1140/epja/i2018-12544-0
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
2017GO16 Phys.Rev. C 96, 044301 (2017) A.Gook, C.Eckardt, J.Enders, M.Freudenberger, A.Oberstedt, S.Oberstedt Correlated mass, energy, and angular distributions from bremsstrahlung-induced fission of 234U and 232Th in the energy region of the fission barrier NUCLEAR REACTIONS 234U(γ, F), Eend-point=9.0, 7.5, 6.4 MeV bremsstrahlung; 232Th(γ, F), Eend-point=9.5, 8.0 MeV bremsstrahlung; 238U(γ, F), Eend-point=8.5 MeV bremsstrahlung; measured fission-fragments, fission yields, fission-fragment angular distributions using twin Frisch-grid ionization chamber (FGIC) at the superconducting Darmstadt linear accelerator (S-DALINAC) facility; deduced fission-fragment mass yield and TKE distributions. Discussed possible interpretation of observed correlations in terms of fission modes.
doi: 10.1103/PhysRevC.96.044301
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
2014GO28 Phys.Rev. C 90, 064611 (2014) A.Gook, F.-J.Hambsch, M.Vidali Prompt neutron multiplicity in correlation with fragments from spontaneous fission of 252Cf RADIOACTIVITY 252Cf(SF); measured fission fragments and integral prompt-fission neutron spectra, n(fission fragment)-coin, distribution of fission fragments as a function of cos(θ) value, time-of-flight spectrum; deduced fission-fragment yield as a function of pre-neutron mass and TKE, pre-neutron mass distribution, average TKE, prompt-fission-neutron angular distribution, average prompt-fission neutron multiplicity as a function of fission-fragment mass and TKE, average total neutron multiplicity of the pair of fragments as a function of TKE, average neutron energy, contour plot of prompt-fission neutron spectra as a function of the fragment mass number. Comparison with previous results.
doi: 10.1103/PhysRevC.90.064611
2014OB04 Nucl.Data Sheets 119, 225 (2014) S.Oberstedt, R.Billnert, T.Belgya, R.Borcea, T.Brys, W.Geerts, A.Gook, F.-J.Hambsch, Z.Kish, T.Martinez Perez, A.Oberstedt, L.Szentmiklosi, M.Vidali New Prompt Fission γ-ray Data in Response to the OECD/NEA High Priority Request RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ using LaBr3(Ce); deduced prompt γ ray emission spectrum, γ-ray multiplicity. Compared with data and ENDF/B-VII.0. NUCLEAR REACTIONS 235U(n, F), E=thermal; measured Eγ, Iγ using LaBr3(Ce); deduced prompt γ ray emission spectrum, γ-ray multiplicity. Compared with data and ENDF/B-VII.0.
doi: 10.1016/j.nds.2014.08.062
2013OB02 Phys.Rev. C 87, 051602 (2013) A.Oberstedt, T.Belgya, R.Billnert, R.Borcea, T.Brys, W.Geerts, A.Gook, F.-J.Hambsch, Z.Kis, T.Martinez, S.Oberstedt, L.Szentmiklosi, K.Takacs, M.Vidali Improved values for the characteristics of prompt-fission γ-ray spectra from the reaction 235U(nth, f) NUCLEAR REACTIONS 235U(n, F), E=thermal; measured prompt Eγ, Iγ, fission fragments, γγ-, (fragment)γ-coin, time-of-flight, γ-ray multiplicity at KFKI, Budapest facility; deduced average emission yield of prompt-fission γ rays. Comparison with evaluated data in ENDF/B-VII.1, and previous experimental results.
doi: 10.1103/PhysRevC.87.051602
2011GO02 Nucl.Phys. A851, 1 (2011) A.Gook, M.Chernykh, C.Eckardt, J.Enders, P.von Neumann-Cosel, A.Oberstedt, S.Oberstedt, A.Richter Fragment characteristics from fission of 238U and 234U induced by 6.5-9.0 MeV bremsstrahlung NUCLEAR REACTIONS 234,238U(γ, F), E=5-9 MeV bremsstrahlung; measured fission fragment energy spectra, mass distributions and yields using twin Frisch grid ionization chamber; deduced fission reaction mechanism features. Comparison with other data and multi-modal random-neck rupture model.
doi: 10.1016/j.nuclphysa.2010.12.012
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