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NSR database version of April 11, 2024.

Search: Author = T.Shiba

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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, m}Y

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
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2021SC10      Nucl.Data Sheets 173, 54 (2021)

K.-H.Schmidt, M.Estienne, M.Fallot, S.Cormon, A.Cucoanes, T.Shiba, B.Jurado, K.Kern, Ch.Schmitt

Extensive Study of the Quality of Fission Yields from Experiment, Evaluation and GEF for Antineutrino Studies and Applications

NUCLEAR REACTIONS ²⁴¹Pu(n, F), E thermal; analyzed available data; calculated fission yields using GEF code. Comparison with JEFF-3.3 library.

doi: 10.1016/j.nds.2021.04.004
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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
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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-bar_e 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
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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,102,102m}Nb, ^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
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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 I_βγ or P_γ 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
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2017GU07      Acta Phys.Pol. B48, 529 (2017)

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, 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, A.A.Sonzogni, E.Valencia, V.Vedia, A.Voss, J.N.Wilson, A.-A.Zakari-Issoufou

Study of the β Decay of Fission Products with the DTAS Detector

RADIOACTIVITY ¹⁰³Mo, ¹⁰³Tc(β^-)[from U(p, f) reaction]; measured β-decay of both nuclei using DTAS (segmented Decay Total Absorption Gamma-Ray Spectrometer) detector;deduced mean γ-decay and β-decay energy, new β intensity (at high-energy end) not detected in previous measurements with Ge detectors. Mean energies compared with ENSDF.

doi: 10.5506/APhysPolB.48.529
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2017GU17      Phys.Rev. C 96, 014319 (2017)

V.Guadilla, A.Algora, J.L.Tain, J.Agramunt, D.Jordan, A.Montaner-Piza, S.E.A.Orrigo, B.Rubio, E.Valencia, J.Suhonen, O.Civitarese, 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, A.Kankainen, V.Kolhinen, J.Koponen, M.Lebois, T.Martinez, M.Monserrate, I.Moore, E.Nacher, H.Penttila, I.Pohjalainen, A.Porta, J.Reinikainen, M.Reponen, S.Rinta-Antila, K.Rytkonen, T.Shiba, V.Sonnenschein, A.A.Sonzogni, V.Vedia, A.Voss, J.N.Wilson, A.-A.Zakari-Issoufou

Experimental study of ¹⁰⁰Tc β decay with total absorption γ-ray spectroscopy

RADIOACTIVITY ¹⁰⁰Tc(β^-)[from ¹⁰⁰Mo(p, n), E=8 MeV]; measured Eγ, Iγ, β spectrum using a vase-shaped plastic scintillator, βγ-coin, total absorption TAGS γ spectra using Decay Total Absorption γ-ray Spectrometer (DTAS), IGISOL-IV mass separator and JYFLTRAP Penning trap at the University of Jyvaskyla cyclotron facility; deduced β-intensity distribution extracted from the TAGS analysis, β feedings to g.s. and excited states of ¹⁰⁰Ru, logft. Comparison with high-resolution decay data in the ENSDF database at NNDC-BNL, and with quasiparticle random-phase approximation calculations. Benchmark for calculations of the double β decay of ¹⁰⁰Mo.

doi: 10.1103/PhysRevC.96.014319
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2016GU22      Nucl.Instrum.Methods Phys.Res. B376, 334 (2016)

V.Guadilla, A.Algora, J.L.Tain, J.Agramunt, J.Aysto, J.A.Briz, D.Cano-Ott, 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, T.Martinez, M.Monserrate, A.Montaner-Piza, I.Moore, E.Nacher, S.Orrigo, H.Penttila, Zs.Podolyak, I.Pohjalainen, A.Porta, P.Regan, J.Reinikainen, M.Reponen, S.Rinta-Antila, B.Rubio, K.Rytkonen, T.Shiba, V.Sonnenschein, A.A.Sonzogni, E.Valencia, V.Vedia, A.Voss, J.N.Wilson, A.-A.Zakari-Issoufou

First experiment with the NUSTAR/FAIR Decay Total Absorption γ-Ray Spectrometer (DTAS) at the IGISOL IV facility

RADIOACTIVITY ¹³⁷I(β^-n); measured decay products, Eγ, Iγ, Eβ, Iβ; deduced mean β- and γ-ray energies, branching ratios. Comparison with ENSDF library.

doi: 10.1016/j.nimb.2015.12.018
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2014CO15      Nucl.Data Sheets 120, 141 (2014)

S.Cormon, M.Fallot, V.-M.Bui, A.Cucoanes, M.Estienne, M.Lenoir, A.Onillon, T.Shiba, F.Yermia, A.-A.Zakari-Issoufou

Determination of the Sensitivity of the Antineutrino Probe for Reactor Core Monitoring

NUCLEAR REACTIONS ^235,238U, ^239,241Pu(n, F), E thermal; analyzed available data on antineutrino flux.; deduced the first predictions of antineutrino energy spectra from innovative reactor designs (Generation IV reactors).

doi: 10.1016/j.nds.2014.07.029
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1984MA57      Phys.Lett. 149B, 50 (1984)

M.Matoba, H.Ijiri, H.Kametani, T.Sakae, I.Kumabe, M.Hyakutake, N.Koori, T.Maki, T.Shiba

Strength Functions of Deeply Bound Hole States in ¹¹⁵Sn

NUCLEAR REACTIONS ¹¹⁶Sn(p, d), E=50.4 MeV; measured σ(θ), σ(Ed). ¹¹⁵Sn deduced deeply bound state strength functions, C²S, spreading width, L. DWBA analysis.

doi: 10.1016/0370-2693(84)91549-1
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1983MA59      Phys.Rev.Lett. 51, 1741 (1983)

S.Matsuki, T.Higo, T.Ohsawa, T.Shiba, T.Yanabu, K.Ogino, Y.Kadota, K.Haga, N.Sakamoto, K.Kume, M.Matoba

Inelastic Scattering of Polarized Protons and a Possible Hexadecapole-Shape Transition between the Light ^74,76,78Se and the Heavy ^80,82Se Isotopes

NUCLEAR REACTIONS ^{74,76,78,80,82}Se(polarized p, p'), E=65 MeV; measured σ(θ), analyzing power vs θ. ^{74,76,78,80,82}Se deduced β₄, hexadecapole shape transition. Coupled-channels analysis.

doi: 10.1103/PhysRevLett.51.1741
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1983OG02      Phys.Lett. 130B, 147 (1983)

K.Ogino, Y.Kadota, K.Haga, S.Matsuki, T.Higo, T.Shiba, N.Sakamoto, Y.Okuma, T.Yanabu

Fragmentation of Low-Lying Hexadecapole States in Even ^74-82Se and a RPA Calculation

NUCLEAR STRUCTURE ^{74,76,78,80,82}Se; calculated hexadecapole strength, EWSR fraction, neutron, proton gap energies. RPA.

NUCLEAR REACTIONS ^{74,76,78,80,82}Se(p, p'), E=64.8 MeV; measured σ(Ep'), σ(θ). ^{74,76,78,80,82}Se deduced levels, J, π, hexadecapole state EWSR neutron number dependence. RPA calculation.

doi: 10.1016/0370-2693(83)91030-4
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1983TA08      Nucl.Phys. A399, 241 (1983)

T.Tanabe, K.Haga, M.Yasue, K.Sato, K.Ogino, Y.Kadota, M.Tochi, K.Makino, T.Kitahara, T.Shiba

(⁶Li, d) Reactions on ²⁴Mg and ²⁶Mg at 73 MeV

NUCLEAR REACTIONS ^24,26Mg(⁶Li, d), E=72.7 MeV; measured σ(Ed, θ). ^28,30Si deduced α spectroscopic factors. Enriched targets.

doi: 10.1016/0375-9474(83)90606-1
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1982TA15      Phys.Rev. C26, 524 (1982)

T.Tanabe, K.Ogino, Y.Kadota, K.Haga, T.Kitahara, T.Shiba

Spectroscopic Strengths for ⁶Li-Induced Alpha-Particle Transfers on ¹⁸O at 72 MeV

NUCLEAR REACTIONS ¹⁸O(⁶Li, d), E=72 MeV; measured σ(θ); deduced optical model parameters. ²²Ne levels deduced Sα. DWBA analysis.

doi: 10.1103/PhysRevC.26.524
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1982TA20      Bull.Inst.Chem.Res., Kyoto Univ. 60, 100 (1982)

T.Tanabe, K.Ogino, Y.Kadota, K.Haga, T.Shiba, T.Kitahara

The (⁶Li, d) Reaction on ⁴⁰Ca at 76 MeV

NUCLEAR REACTIONS ⁴⁰Ca(⁶Li, d), E=76 MeV; ⁴⁰Ca(⁶Li, ⁶Li), E=75.8 MeV; measured σ(θ). ⁴⁴Ti levels deduced Sα. Exact finite-range DWBA, optical model analyses, cluster model.