NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = L.Le Meur Found 10 matches. 2023TH05 Eur.Phys.J. A 59, 153 (2023) D.Thisse, M.Lebois, D.Verney, J.N.Wilson, N.Jovancevic, M.Rudigier, R.Canavan, D.Etasse, P.Adsley, A.Algora, M.Babo, K.Belvedere, J.Benito, G.Benzoni, A.Blazhev, A.Boso, S.Bottoni, M.Bunce, R.Chakma, N.Cieplicka-Orynczak, S.Courtin, M.L.Cortes, P.Davies, C.Delafosse, M.Fallot, B.Fornal, L.Fraile, D.Gjestvang, A.Gottardo, V.Guadilla, R.-B.Gerst, G.Hafner, K.Hauschild, M.Heine, C.Henrich, I.Homm, J.Hommet, F.Ibrahim, L.W.Iskra, P.Ivanov, S.Jazrawi, A.Korgul, P.Koseoglou, T.Kroll, T.Kurtukian-Nieto, L.Le Meur, S.Leoni, J.Ljungvall, A.Lopez-Martens, R.Lozeva, I.Matea, K.Miernik, J.Nemer, S.Oberstedt, W.Paulsen, M.Piersa-Silkowska, W.Poklepa, Y.Popovitch, C.Porzio, L.Qi, D.Ralet, P.H.Regan, D.Reygadas Tello, K.Rezynkina, V.Sanchez-Tembleque, S.Siem, C.Schmitt, P.-A.Soderstrom, K.Solak, C.Surder, G.Tocabens, V.Vedia, N.Warr, B.Wasilewska, J.Wiederhold, M.Yavahchova, F.Zeiser, S.Ziliani Study of N = 50 gap evolution around Z = 32: new structure information for 82Ge NUCLEAR REACTIONS 232Th(n, F)84Se/82Ge, E fast; measured reaction products, Eγ, Iγ; deduced γ-ray energies and intensities, J, π, partial level scheme. Comparison with available data. LICORNE directional neutron source at the ALTO facility of IJCLab.
doi: 10.1140/epja/s10050-023-01051-2
2022GU09 Phys.Rev. C 106, 014306 (2022) V.Guadilla, L.Le Meur, M.Fallot, J.A.Briz, M.Estienne, L.Giot, A.Porta, A.Cucoanes, T.Shiba, A.-A.Zakari-Issoufou, A.Algora, J.L.Tain, J.Agramunt, D.Jordan, M.Monserrate, A.Montaner-Piza, E.Nacher, S.E.A.Orrigo, B.Rubio, E.Valencia, J.Aysto, T.Eronen, D.Gorelov, J.Hakala, A.Jokinen, A.Kankainen, V.Kolhinen, J.Koponen, I.Moore, H.Penttila, I.Pohjalainen, J.Reinikainen, M.Reponen, S.Rinta-Antila, K.Rytkonen, V.Sonnenschein, A.Voss, L.M.Fraile, V.Vedia, E.Ganioglu, W.Gelletly, M.Lebois, J.N.Wilson, T.Martinez, A.A.Sonzogni Total absorption γ-ray spectroscopy of the β decays of 96gs, mY RADIOACTIVITY 96,96mY(β-)[from U(p, F), followed by separation of fragments using IGISOL-JYFLTRAP double Penning trap system]; measured Eγ, Iγ, total absorption γ-spectrum (TAGS), βγ-coin using 18 NaI(Tl) crystals and a thin plastic β detector, fission products 96Sr, 96Y and 96mY, conversion electrons from the E0 g.s. transition from the 0+ excited state in 96Zr; deduced electron spectrum from a Monte Carlo simulation, experimental module-multiplicity-gated TAGS spectra, β-feedings to the g.s. and excited levels in 96Zr listed in the Supplemental Material of the paper, average γ , β, and conversion electron energies. Comparison with β feedings in the 96Y and 96mY decay datasets in the ENSDF database. Comparison of average γ , β, and conversion electron energies with those in the ENDF/B-VII.1 and JEFF-3.3 databases. 235U; deduced reactor antineutrino spectrum. 96mY; deduced as a major contributor to reactor decay heat in uranium-plutonium and thorium-uranium fuels around 10 s after fission pulses from reactor summation calculations.
doi: 10.1103/PhysRevC.106.014306
2021WI12 Nature(London) 590, 566 (2021) J.N.Wilson, D.Thisse, M.Lebois, N.Jovancevic, D.Gjestvang, R.Canavan, M.Rudigier, D.Etasse, R.-B.Gerst, L.Gaudefroy, E.Adamska, P.Adsley, A.Algora, M.Babo, K.Belvedere, J.Benito, G.Benzoni, A.Blazhev, A.Boso, S.Bottoni, M.Bunce, R.Chakma, N.Cieplicka-Orynczak, S.Courtin, M.L.Cortes, P.Davies, C.Delafosse, M.Fallot, B.Fornal, L.Fraile, A.Gottardo, V.Guadilla, G.Hafner, K.Hauschild, M.Heine, C.Henrich, I.Homm, F.Ibrahim, L.W.Iskra, P.Ivanov, S.Jazrawi, A.Korgul, P.Koseoglou, T.Kroll, T.Kurtukian-Nieto, L.Le Meur, S.Leoni, J.Ljungvall, A.Lopez-Martens, R.Lozeva, I.Matea, K.Miernik, J.Nemer, S.Oberstedt, W.Paulsen, M.Piersa, Y.Popovitch, C.Porzio, L.Qi, D.Ralet, P.H.Regan, K.Rezynkina, V.Sanchez-Tembleque, S.Siem, C.Schmitt, P.-A.Suderstrom, C.Surder, G.Tocabens, V.Vedia, D.Verney, N.Warr, B.Wasilewska, J.Wiederhold, M.Yavahchova, F.Zeiser, S.Ziliani Angular momentum generation in nuclear fission NUCLEAR REACTIONS 232Th(n, F), E ∼ 1.9 MeV; measured reaction products, Eγ, Iγ. 82,84Ge, 84,86,88Se, 88,90,92,94Kr, 92,94,96,98Sr, 98,100Zr, 130,132Sn, 132,134,136,138Te, 138,140,142Xe, 142,144,146Ba, 148,150Ce; deduced average J, 0+ side-feeding, fission yields, the intensity ratio of the transition from the first excited state to the ground state, and the transition(s) feeding the first excited state, dependence of average spin on fragment mass. Comparison with statistical theory, 233Th. NUCLEAR REACTIONS 238U(n, F), E ∼ 1.9 MeV; measured reaction products, Eγ, Iγ. 82Ge, 84,86,88Se, 88,90,92,94Kr, 94,96,98Sr, 98,100,102,104Zr, 102,104Mo, 130,132,134Sn, 132,134,136,138Te, 138,140,142Xe, 142,144,146,148Ba, 148,150Ce; deduced average J, 0+ side-feeding, fission yields, the intensity ratio of the transition from the first excited state to the ground state, and the transition(s) feeding the first excited state, dependence of average spin on fragment mass. Comparison with statistical theory, 239U. RADIOACTIVITY 252Cf(SF); measured decay products, Eγ, Iγ, TOF. 94,96,98Sr, 98,100,102,104Zr, 102,104,106,108Mo, 108,110,112Ru, 112,114,116Pd, 130,132Sn, 134,136Te, 138,140,142Xe, 142,144,146Ba, 148,150Ce, 152,154Nd; deduced average J, 0+ side-feeding, fission yields, dependence of average spin on fragment mass. Comparison with statistical theory.
doi: 10.1038/s41586-021-03304-w
2020GE11 Phys.Rev. C 102, 064323 (2020) R.-B.Gerst, A.Blazhev, N.Warr, J.N.Wilson, M.Lebois, N.Jovancevic, D.Thisse, R.Canavan, M.Rudigier, D.Etasse, E.Adamska, P.Adsley, A.Algora, M.Babo, K.Belvedere, J.Benito, G.Benzoni, A.Boso, S.Bottoni, M.Bunce, R.Chakma, N.Cieplicka-Orynczak, S.Courtin, M.L.Cortes, P.Davies, C.Delafosse, M.Fallot, B.Fornal, L.M.Fraile, D.Gjestvang, A.Gottardo, V.Guadilla, G.Hafner, K.Hauschild, M.Heine, C.Henrich, I.Homm, F.Ibrahim, L.W.Iskra, P.Ivanov, S.Jazrawi, A.Korgul, P.Koseoglou, T.Kroll, T.Kurtukian-Nieto, L.Le Meur, S.Leoni, J.Ljungvall, A.Lopez-Martens, R.Lozeva, I.Matea, K.Miernik, J.Nemer, S.Oberstedt, W.Paulsen, M.Piersa, Y.Popovitch, C.Porzio, L.Qi, D.Ralet, P.H.Regan, D.Reygadas Tello, K.Rezynkina, V.Sanchez-Tembleque, C.Schmitt, P.-A.Soderstrom, C.Surder, G.Tocabens, V.Vedia, D.Verney, B.Wasilewska, J.Wiederhold, M.Yavachova, F.Zeiser, S.Ziliani Prompt and delayed γ spectroscopy of neutron-rich 94Kr and observation of a new isomer NUCLEAR REACTIONS 238U(n, F), E=fast neutrons from 1H(7Li, 7Be)n, E=16 MeV; measured prompt and delayed Eγ, Iγ, γγ-coin, half-life of a new isomer in 94Kr using the ν-Ball array of 24 HPGe Clover detectors, 10 coaxial HPGe detectors, all with BGO Compton shielding, and 20 LaBr3 detectors at the ALTO facility of IPN-Orsay. 94Kr; deduced levels, J, π, isomer, B(E1), B(E2), ground-state band up to 10+, two-quasiparticle neutron state for the isomer consistent with Gogny CHFB calculations. Comparison with level schemes of 92Se and 96Sr.
doi: 10.1103/PhysRevC.102.064323
2020GU26 Phys.Rev. C 102, 064304 (2020) V.Guadilla, J.L.Tain, A.Algora, J.Agramunt, D.Jordan, M.Monserrate, A.Montaner-Piza, S.E.A.Orrigo, B.Rubio, E.Valencia, J.A.Briz, A.Cucoanes, M.Estienne, M.Fallot, L.Le Meur, A.Porta, T.Shiba, A.-A.Zakari-Issoufou, J.Aysto, T.Eronen, D.Gorelov, J.Hakala, A.Jokinen, A.Kankainen, V.S.Kolhinen, J.Koponen, I.D.Moore, H.Penttila, I.Pohjalainen, J.Reinikainen, M.Reponen, S.Rinta-Antila, K.Rytkonen, V.Sonnenschein, A.Voss, L.M.Fraile, V.Vedia, E.Ganioglu, W.Gelletly, M.Lebois, J.N.Wilson, T.Martinez, E.Nacher, A.A.Sonzogni Determination of β-decay ground state feeding of nuclei of importance for reactor applications RADIOACTIVITY 95Rb, 100,102mNb, 100,103Tc, 137I, 140Cs(β-); measured total absorption gamma spectra (TAGS) and 4πγ-β-coin using 18-fold segmented NaI(Tl) Decay Total Absorption γ-ray Spectrometer (DTAS), and a thick plastic scintillation detector for β radiation at the Ion Guide Isotope Separator On-Line (IGISOL) IV facility of the University of Jyvaskyla; deduced β- feeding to the ground states of daughter nuclei from TAGS as well as 4πγ-β-coin methods, and compared with evaluated data in the ENSDF database, and contribution to the reactor antineutrino spectra of 235U and 239Pu at different energies using the Nantes summation method. 87,88Br, 94Rb(β-); previously measured TAGS data used to standardize analysis procedures and determine various correction factors.
doi: 10.1103/PhysRevC.102.064304
2019ES03 Phys.Rev.Lett. 123, 022502 (2019) M.Estienne, M.Fallot, A.Algora, J.Briz-Monago, V.M.Bui, S.Cormon, W.Gelletly, L.Giot, V.Guadilla, D.Jordan, L.Le Meur, A.Porta, S.Rice, B.Rubio, J.L.Tain, E.Valencia, A.-A.Zakari-Issoufou Updated Summation Model: An Improved Agreement with the Daya Bay Antineutrino Fluxes NUCLEAR REACTIONS 1H(ν-bar, e+), E ∼ 2 MeV; analyzed available data for 235,238U, 239,241Pu anitineutrino spectra; deduced a new summation method model of the reactor antineutrino energy spectrum without any renormalization, better agreement with the Huber-Mueller model in the 2-5 MeV range.
doi: 10.1103/PhysRevLett.123.022502
2019GU03 Phys.Rev.Lett. 122, 042502 (2019) V.Guadilla, A.Algora, J.L.Tain, M.Estienne, M.Fallot, A.A.Sonzogni, J.Agramunt, J.Aysto, J.A.Briz, A.Cucoanes, T.Eronen, L.M.Fraile, E.Ganioglu, W.Gelletly, D.Gorelov, J.Hakala, A.Jokinen, D.Jordan, A.Kankainen, V.Kolhinen, J.Koponen, M.Lebois, L.Le Meur, T.Martinez, M.Monserrate, A.Montaner-Piza, I.Moore, E.Nacher, S.E.A.Orrigo, H.Penttila, I.Pohjalainen, A.Porta, J.Reinikainen, M.Reponen, S.Rinta-Antila, B.Rubio, K.Rytkonen, T.Shiba, V.Sonnenschein, E.Valencia, V.Vedia, A.Voss, J.N.Wilson, A.-A.Zakari-Issoufou Large Impact of the Decay of Niobium Isomers on the Reactor ν-bare Summation Calculations RADIOACTIVITY 100,102Nb(β-); measured decay products, Eγ, Iγ. 239,241Pu, 235,238U; deduced β-intensity distributions, potential impact on reactor antineutrino spectra as a function of energy.
doi: 10.1103/PhysRevLett.122.042502
2019GU20 Phys.Rev. C 100, 024311 (2019) V.Guadilla, A.Algora, J.L.Tain, J.Agramunt, J.Aysto, J.A.Briz, A.Cucoanes, T.Eronen, M.Estienne, M.Fallot, L.M.Fraile, E.Ganioglu, W.Gelletly, D.Gorelov, J.Hakala, A.Jokinen, D.Jordan, A.Kankainen, V.Kolhinen, J.Koponen, M.Lebois, L.Le Meur, T.Martinez, M.Monserrate, A.Montaner-Piza, I.Moore, E.Nacher, S.E.A.Orrigo, H.Penttila, I.Pohjalainen, A.Porta, J.Reinikainen, M.Reponen, S.Rinta-Antila, B.Rubio, K.Rytkonen, P.Sarriguren, T.Shiba, V.Sonnenschein, A.A.Sonzogni, E.Valencia, V.Vedia, A.Voss, J.N.Wilson, A.-A.Zakari-Issoufou Total absorption γ-ray spectroscopy of niobium isomers RADIOACTIVITY 100,100m,102,102mNb, 100,102Zr, 103Tc(β-)[from U(p, F), E=25 MeV at the IGISOL facility and JYFLTRAP double Penning trap system at the university of Jyvaskyla]; measured Eγ, Iγ, Eβ, βγ-coin, total absorption γ spectrum using Decay Total Absorption γ-ray Spectrometer (DTAS) with 18 NaI(Tl) crystals, a plastic β detector and an HPGe detector; deduced average γ and β energies, impact on antineutrino spectrum summation calculations. Comparison with evaluated data in ENSDF, ENDF/B-VII.1 and JEFF-3.1.1 databases. 100,100mNb, 102Nb(β-); deduced absolute γ-intensities deexciting the main levels in 100,102Mo, and compared to data in the ENSDF database.
doi: 10.1103/PhysRevC.100.024311
2019GU29 Phys.Rev. C 100, 044305 (2019) V.Guadilla, J.L.Tain, A.Algora, J.Agramunt, D.Jordan, M.Monserrate, A.Montaner-Piza, E.Nacher, S.E.A.Orrigo, B.Rubio, E.Valencia, M.Estienne, M.Fallot, L.Le Meur, J.A.Briz, A.Cucoanes, A.Porta, T.Shiba, A.-A.Zakari-Issoufou, A.A.Sonzogni, J.Aysto, T.Eronen, D.Gorelov, J.Hakala, A.Jokinen, A.Kankainen, V.S.Kolhinen, J.Koponen, I.D.Moore, H.Penttila, I.Pohjalainen, J.Reinikainen, M.Reponen, S.Rinta-Antila, K.Rytkonen, V.Sonnenschein, A.Voss, L.M.Fraile, V.Vedia, E.Ganioglu, W.Gelletly, M.Lebois, J.N.Wilson, T.Martinez Total absorption γ-ray spectroscopy of the β-delayed neutron emitters 137I and 95Rb RADIOACTIVITY 95Rb, 137I(β-), (β-n)[from U(p, X), E=25 MeV, and separated using IGISOL separator and JYFL trap at Jyvaskyla]; measured Eγ, Iγ, total-absorption γ (TAGS) spectra, β-gated TAGS spectra using Decay Total Absorption γ-ray Spectrometer (DTAS) with 18 NaI(Tl) crystals, a plastic β detector and an HPGe detector; deduced β-intensity distributions, absolute γ intensities per 100 decays for the main levels populated in daughter nuclei, integral Iβγ or Pγ values above S(n), competition of γ and neutron emissions above S(n) and compared with Hauser-Feshbach calculations, average γ and β energies; evaluated impact of the present results on reactor antineutrino summation calculations. Comparison with previous experimental data, and with evaluated data in ENSDF, ENDF/B-VII.1 and JEFF-3.1.1.
doi: 10.1103/PhysRevC.100.044305
2018QI06 Phys.Rev. C 98, 014612 (2018) L.Qi, M.Lebois, J.N.Wilson, A.Chatillon, S.Courtin, G.Fruet, G.Georgiev, D.G.Jenkins, B.Laurent, L.Le Meur, A.Maj, P.Marini, I.Matea, L.Morris, V.Nanal, P.Napiorkowski, A.Oberstedt, S.Oberstedt, C.Schmitt, O.Serot, M.Stanoiu, B.Wasilewska Statistical study of the prompt-fission γ-ray spectrum for 238U (n, f) in the fast-neutron region NUCLEAR REACTIONS 238U(n, F), E=1.9, 4.8 MeV fast neutrons from LICORNE directional neutron source; measured fission fragments, Eγ, Iγ, prompt-fission γ-ray spectra (PFGS), (fission events)γ-coin, and neutron time-of-flight using ionization chamber for fission detection, and PARIS array of fast scintillation detectors for γ detection at ALTO-IPN Orsay, using 252Cf(SF) as reference to validate experimental setup; deduced prompt fission γ multiplicity, average total Eγ. Comparison with previous experimental values, and with theoretical predictions from PbP, GEF, and FREYA fission models.
doi: 10.1103/PhysRevC.98.014612
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