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NSR database version of April 11, 2024.

Search: Author = A.Algora

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2024JU01      Phys.Lett. B 851, 138561 (2024)

A.Jungclaus, P.Doornenbal, J.Acosta, V.Vaquero, F.Browne, M.L.Cortes, A.Gargano, T.Koiwai, H.Naidja, R.Taniuchi, J.A.Tostevin, K.Wimmer, A.Algora, H.Baba, A.Fernandez, N.Lalovic, E.Nacher, B.Rubio, H.Sakurai

Position of the single-particle 3/2- state in 135Sn and the N=90 subshell closure

NUCLEAR REACTIONS 9Be(136Sn, n)135Sn, E=200 MeV/nucleon; 9Be(137Sb, np)135Sn, E=202 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, partial level scheme, level T1/2 limit, B(E2), the evolution of the neutron shell structure beyond N=82. Comparison with he predictions of shell-model calculations performed using microscopic interactions derived from the CD-Bonn and N3LO NN potentials. The Radioactive Isotope Beam Factory (RIBF) operated by the RIKEN Nishina Center for Accelerator-Based Science and the Center for Nuclear Study of the University of Tokyo.

doi: 10.1016/j.physletb.2024.138561
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2024YU02      Phys.Lett. B 849, 138452 (2024)

Z.Yue, A.N.Andreyev, A.E.Barzakh, I.N.Borzov, J.G.Cubiss, A.Algora, M.Au, M.Balogh, S.Bara, R.A.Bark, C.Bernerd, M.J.G.Borge, D.Brugnara, K.Chrysalidis, T.E.Cocolios, H.De Witte, Z.Favier, L.M.Fraile, H.O.U.Fynbo, A.Gottardo, R.Grzywacz, R.Heinke, A.Illana, P.M.Jones, D.S.Judson, A.Korgul, U.Koster, M.Labiche, L.Le, R.Lica, M.Madurga, N.Marginean, B.Marsh, C.Mihai, E.Nacher, C.Neacsu, C.Nita, B.Olaizola, J.N.Orce, C.A.A.Page, R.D.Page, J.Pakarinen, P.Papadakis, G.Penyazkov, A.Perea, M.Piersa-Silkowska, Zs.Podolyak, S.D.Prosnyak, E.Reis, S.Rothe, M.Sedlak, L.V.Skripnikov, C.Sotty, S.Stegemann, O.Tengblad, S.V.Tolokonnikov, J.M.Udias, P.Van Duppen, N.Warr, W.Wojtaczka

Magnetic moments of thallium isotopes in the vicinity of magic N=126

NUCLEAR MOMENTS 207,209Tl; measured frequencies; deduced magnetic dipole moments. Comparison with the self-consistent theory of finite Fermi systems based on the energy density functional. The in-source laser resonance-ionization spectroscopy technique with the Laser Ion Source and Trap (LIST) at ISOLDE (CERN).

doi: 10.1016/j.physletb.2024.138452
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2023GJ01      Phys.Rev. C 108, 064602 (2023)

D.Gjestvang, J.N.Wilson, A.Al-Adili, S.Siem, Z.Gao, J.Randrup, D.Thisse, M.Lebois, N.Jovancevic, R.Canavan, M.Rudigier, D.Etasse, R.-B.Gerst, E.Adamska, P.Adsley, A.Algora, C.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, S.Leoni, J.Ljungvall, A.Lopez-Martens, R.Lozeva, I.Matea, K.Miernik, J.Nemer, S.Oberstedt, W.Paulsen, M.Piersa-Silkowska, Y.Popovitch, C.Porzio, L.Qi, P.H.Regan, K.Rezynkina, V.Sanchez-Tembleque, C.Schmitt, P.-A.Soderstrom, C.Surder, G.Tocabens, V.Vedia, D.Verney, N.Warr, B.Wasilewska, J.Wiederhold, M.Yavahchova, S.Ziliani

Examination of how properties of a fissioning system impact isomeric yield ratios of the fragments

doi: 10.1103/PhysRevC.108.064602
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2023NI05      Eur.Phys.J. A 59, 78 (2023)

A.L.Nichols, P.Dimitriou, A.Algora, M.Fallot, L.Giot, F.G.Kondev, T.Yoshida, M.Karny, G.Mukherjee, B.C.Rasco, K.P.Rykaczewski, A.A.Sonzogni, J.L.Tain

Improving fission-product decay data for reactor applications: part I-decay heat

NUCLEAR REACTIONS 235U, 238,239,240,241,242Pu, 241,242,243Am, 243,245Cm(n, F), E thermal; 232Th, 233,238U, 237Np(n, F), E fast; analyzed available data; deduced decay heat. Total Absorption Gamma-ray Spectroscopy (TAGS - sometimes abbreviated to TAS) and Discrete Gamma-ray Spectroscopy (DGS). This review has been carried out following similar work performed under the auspices of OECD/WPEC-Subgroup 25 (2005-2007) and the International Atomic Energy Agency (2009, 2014), and various highly relevant TAGS measurements completed as a consequence of such assessments.

doi: 10.1140/epja/s10050-023-00969-x
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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
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2023XU06      Phys.Rev.Lett. 131, 022501 (2023)

Z.Y.Xu, M.Madurga, R.Grzywacz, T.T.King, A.Algora, A.N.Andreyev, J.Benito, T.Berry, M.J.G.Borge, C.Costache, H.De Witte, A.Fijalkowska, L.M.Fraile, H.O.U.Fynbo, A.Gottardo, C.Halverson, L.J.Harkness-Brennan, J.Heideman, M.Huyse, A.Illana, L.Janiak, D.S.Judson, A.Korgul, T.Kurtukian-Nieto, I.Lazarus, R.Lica, R.Lozeva, N.Marginean, R.Marginean, C.Mazzocchi, C.Mihai, R.E.Mihai, A.I.Morales, R.D.Page, J.Pakarinen, M.Piersa-Silkowska, Z.Podolyak, P.Sarriguren, M.Singh, C.Sotty, M.Stepaniuk, O.Tengblad, A.Turturica, P.Van Duppen, V.Vedia, S.Vinals, N.Warr, R.Yokoyama, C.X.Yuan

133In: A Rosetta Stone for Decays of r-Process Nuclei

RADIOACTIVITY 133In(IT), (β-), (β-n); measured decay products, En, In, Eβ, Iβ, Eγ, Iγ; deduced excitation energy and decay strength, partial T1/2. Comparison with large-scale shell model (LSSM) calculations. The ISOLDE Decay Station (IDS), The Isotope Separator On-Line (ISOLDE) facility at CERN.

doi: 10.1103/PhysRevLett.131.022501
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2023XU08      Phys.Rev. C 108, 014314 (2023)

Z.Y.Xu, M.Madurga, R.Grzywacz, T.T.King, A.Algora, A.N.Andreyev, J.Benito, T.Berry, M.J.G.Borge, C.Costache, H.De Witte, A.Fijalkowska, L.M.Fraile, H.O.U.Fynbo, A.Gottardo, C.Halverson, L.J.Harkness-Brennan, J.Heideman, M.Huyse, A.Illana, L.Janiak, D.S.Judson, A.Korgul, T.Kurtukian-Nieto, I.Lazarus, R.Lica, R.Lozeva, N.Marginean, R.Marginean, C.Mazzocchi, C.Mihai, R.E.Mihai, A.I.Morales, R.D.Page, J.Pakarinen, M.Piersa-Silkowska, Zs.Podolyak, P.Sarriguren, M.Singh, Ch.Sotty, M.Stepaniuk, O.Tengblad, A.Turturica, P.Van Duppen, V.Vedia, S.Vinals, N.Warr, R.Yokoyama, C.X.Yuan

β-delayed neutron spectroscopy of 133In

RADIOACTIVITY 133,133mIn(β-)(β-n); decay products, neutron time-of-flight, En, In, Eβ, Iβ, Eγ, Iγ, βγ-coin, nβ-coin; deduced feeding intensities, neutron-emission probabilities, logft, β-decay strength distribution, Gamow-Teller transition. 133Sn; deduced levels, J, π, configurations. Comparison of 133Sn and 131Sn level schemes. The ISOLDE Decay Station (IDS) at The Isotope Separator On-Line (ISOLDE) facility at CERN.

doi: 10.1103/PhysRevC.108.014314
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2023YO04      Phys.Rev. C 108, 064307 (2023)

R.Yokoyama, R.Grzywacz, B.C.Rasco, N.Brewer, K.P.Rykaczewski, I.Dillmann, J.L.Tain, S.Nishimura, D.S.Ahn, A.Algora, J.M.Allmond, J.Agramunt, H.Baba, S.Bae, C.G.Bruno, R.Caballero-Folch, F.Calvino, P.J.Coleman-Smith, G.Cortes, T.Davinson, C.Domingo-Pardo, A.Estrade, N.Fukuda, S.Go, C.J.Griffin, J.Ha, O.Hall, L.J.Harkness-Brennan, J.Heideman, T.Isobe, D.Kahl, M.Karny, T.Kawano, L.H.Khiem, T.T.King, G.G.Kiss, A.Korgul, S.Kubono, M.Labiche, I.Lazarus, J.Liang, J.Liu, G.Lorusso, M.Madurga, K.Matsui, K.Miernik, F.Montes, A.I.Morales, P.Morrall, N.Nepal, R.D.Page, V.H.Phong, M.Piersa-Silkowska, M.Prydderch, V.F.E.Pucknell, M.M.Rajabali, B.Rubio, Y.Saito, H.Sakurai, Y.Shimizu, J.Simpson, M.Singh, D.W.Stracener, T.Sumikama, H.Suzuki, H.Takeda, A.Tarifeno-Saldivia, S.L.Thomas, A.Tolosa-Delgado, M.Wolinska-Cichocka, P.J.Woods, X.X.Xu

β-delayed neutron emissions from N>50 gallium isotopes

doi: 10.1103/PhysRevC.108.064307
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2022BR01      Phys.Rev. C 105, 014323 (2022)

J.A.Briz, M.J.G.Borge, B.Rubio, J.Agramunt, A.Algora, A.Y.Deo, M.E.Estevez Aguado, G.Farrelly, L.M.Fraile, W.Gelletly, A.Maira, E.Nacher, A.Perea, Zs.Podolyak, A.Poves, P.Sarriguren, O.Tengblad

Clarifying the structure of low-lying states in 72Br

RADIOACTIVITY 72Kr(EC), (β+)[from Nb(p, X), E=1.4 GeV at ISOLDE-CERN, followed by high-resolution mass separation]; measured Eγ, Iγ, x rays, conversion electrons, conversion coefficients using HPGe detector for γ rays and a miniorange electron spectrometer for electrons. 72Br; deduced levels, J, π, multipolarities, multipole mixing ratios, configurations, no E0 transitions observed. 72Br(EC)[from 72Kr EC decay]; 72As(EC)[present as contaminant]; measured Eγ, Iγ, conversion electrons. 72Se, 72Ge; deduced Eγ and E0 transitions. Comparison of level structure in 72Br with theoretical calculations using the mean-field HF+BCS approach with SLy4 Skyrme-type interaction and large-scale shell-model using jun45.lnps interaction, and with previous experimental results.

doi: 10.1103/PhysRevC.105.014323
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2022DA06      Phys.Rev. C 105, L031304 (2022)

B.Das, B.Cederwall, C.Qi, M.Gorska, P.H.Regan, O.Aktas, H.M.Albers, A.Banerjee, M.M.R.Chishti, J.Gerl, N.Hubbard, S.Jazrawi, J.Jolie, A.K.Mistry, M.Polettini, A.Yaneva, S.Alhomaidhi, J.Zhao, T.Arici, S.Bagchi, G.Benzoni, P.Boutachkov, T.Davinson, T.Dickel, E.Haettner, O.Hall, Ch.Hornung, J.P.Hucka, P.R.John, I.Kojouharov, R.Knobel, D.Kostyleva, N.Kuzminchuk, I.Mukha, W.R.Plass, B.S.Nara Singh, J.Vasiljevic, S.Pietri, Zs.Podolyak, M.Rudigier, H.Rosch, E.Sahin, H.Schaffner, C.Scheidenberger, F.Schirru, A.Sharma, R.Shearman, Y.Tanaka, J.Vesic, H.Weick, H.J.Wollersheim, U.Ahmed, A.Algora, C.Appleton, J.Benito, A.Blazhev, A.Bracco, A.M.Bruce, M.Brunet, R.Canavan, A.Esmaylzadeh, L.M.Fraile, G.Hafner, H.Heggen, D.Kahl, V.Karayonchev, R.Kern, A.Korgul, G.Kosir, N.Kurz, R.Lozeva, M.Mikolajczuk, P.Napiralla, R.Page, C.M.Petrache, N.Pietralla, J.-M.Regis, P.Ruotsalainen, L.Sexton, V.Sanchez-Temble, M.Si, J.Vilhena, V.Werner, J.Wiederhold, W.Witt, P.J.Woods, G.Zimba

Nature of seniority symmetry breaking in the semimagic nucleus 94Ru

RADIOACTIVITY 95mPd(β+p)[from 9Be(124Xe, F), E=850 MeV/nucleon];measured Eγ, Iγ, Ep, Ip, γγ-coin, pγ-coin. 94Ru; deduced T1/2 of low-lying excited states, B(E2). Comparison to shell-model calculations. Ions were separated with FRS at GSI and implanted in the Advanced Implantation Detector Array (AIDA), composed of three double-sided silicon strip detectors (DSSSDs) situated at the center of the DEcay SPECtroscopy (DESPEC) setup, comprised of a hybrid array of six triple cluster high-purity germanium (HPGe) detectors and 36 LaBr3(Ce) detectors of the FAst TIMing Array (FATIMA).

doi: 10.1103/PhysRevC.105.L031304
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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, 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
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2022KI23      Astrophys.J. 936, 107 (2022)

G.G.Kiss, A.Vitez-Sveiczer, Y.Saito, A.Tarifeno-Saldivia, M.Pallas, J.L.Tain, I.Dillmann, J.Agramunt, A.Algora, C.Domingo-Pardo, A.Estrade, C.Appleton, J.M.Allmond, P.Aguilera, H.Baba, N.T.Brewer, C.Bruno, R.Caballero-Folch, F.Calvino, P.J.Coleman-Smith, G.Cortes, T.Davinson, N.Fukuda, Z.Ge, S.Go, C.J.Griffin, R.K.Grzywacz, O.Hall, A.Horvath, J.Ha, L.J.Harkness-Brennan, T.Isobe, D.Kahl, T.T.King, A.Korgul, S.Kovacs, R.Krucken, S.Kubono, M.Labiche, J.Liu, J.Liang, M.Madurga, K.Miernik, F.Molina, A.I.Morales, M.R.Mumpower, E.Nacher, A.Navarro, N.Nepal, S.Nishimura, M.Piersa-Silkowska, V.Phong, B.C.Rasco, B.Rubio, K.P.Rykaczewski, J.Romero-Barrientos, H.Sakurai, L.Sexton, Y.Shimizu, M.Singh, T.Sprouse, T.Sumikama, R.Surman, H.Suzuki, T.N.Szegedi, H.Takeda, A.Tolosa, K.Wang, M.Wolinska-Cichocka, P.Woods, R.Yokoyama, Z.Xu

Measuring the β-decay Properties of Neutron-rich Exotic Pm, Sm, Eu, and Gd Isotopes to Constrain the Nucleosynthesis Yields in the Rare-earth Region

NUCLEAR REACTIONS 9Be(238U, X), E=345 MeV/nucleon; measured reaction products, TOF, Eβ, Iβ. 159,160,161,162,163,164,165,166Pm, 161,162,163,164,165,166,167,168Sm, 165,166,167,168,169,170Eu, 167,168,169,170,171,172Gd; deduced new isotopes T1/2 and β-delayed neutron emission probabilities, relative r-process abundance pattern for the neutron-star merger scenario. RIKEN Nishina Center, the Advanced Implantation Detector Array (AIDA) and the BRIKEN neutron detector array.

doi: 10.3847/1538-4357/ac80fc
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2022MO31      Phys.Rev. C 106, 034317 (2022)

O.Moreno, P.Sarriguren, A.Algora, L.M.Fraile, S.E.A.Orrigo

Bulk and decay properties of neutron-deficient odd-mass Hg isotopes near A=185

NUCLEAR STRUCTURE 182,184,186,188Hg; calculated energy-deformation curves as function of β, accumulated Gamow-Teller strength distributions for oblate and prolate shapes of the ground states. 183,185,187Hg; calculated levels, J, π, β, Nilsson configurations, magnetic dipole moments, and T1/2 for β+/ϵ decays, accumulated Gamow-Teller strength distributions for ground and excited states. 182,183,184,185,186,187,188Hg; calculated mean-square charge radii differences with respect to that of 198Hg. Self-consistent, axially deformed Hartree-Fock mean field with the Skyrme SLy4, Sk3, SGII functional and pairing within the BCS approximation. Comparison with available experimental data. Relevance to planned total absorption γ spectra (TAGS) at ISOLDE-CERN.

doi: 10.1103/PhysRevC.106.034317
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2022PH01      Phys.Rev.Lett. 129, 172701 (2022)

V.H.Phong, S.Nishimura, G.Lorusso, T.Davinson, A.Estrade, O.Hall, T.Kawano, J.Liu, F.Montes, N.Nishimura, R.Grzywacz, K.P.Rykaczewski, J.Agramunt, D.S.Ahn, A.Algora, J.M.Allmond, H.Baba, S.Bae, N.T.Brewer, C.G.Bruno, R.Caballero-Folch, F.Calvino, P.J.Coleman-Smith, G.Cortes, I.Dillmann, C.Domingo-Pardo, A.Fijalkowska, N.Fukuda, S.Go, C.J.Griffin, J.Ha, L.J.Harkness-Brennan, T.Isobe, D.Kahl, L.H.Khiem, G.G.Kiss, A.Korgul, S.Kubono, M.Labiche, I.Lazarus, J.Liang, Z.Liu, K.Matsui, K.Miernik, B.Moon, A.I.Morales, P.Morrall, N.Nepal, R.D.Page, M.Piersa-Silkowska, V.F.E.Pucknell, B.C.Rasco, B.Rubio, H.Sakurai, Y.Shimizu, D.W.Stracener, T.Sumikama, H.Suzuki, J.L.Tain, H.Takeda, A.Tarifeno-Saldivia, A.Tolosa-Delgado

β-Delayed One and Two Neutron Emission Probabilities Southeast of 132Sn and the Odd-Even Systematics in r-Process Nuclide Abundances

NUCLEAR REACTIONS 9Be(238U, F)121Rh/122Rh/123Rh/124Rh/125Rh/123Pd/124Pd/125Pd/126Pd/127Pd/128Pd/126Ag/127Ag/128Ag/129Ag/130Ag/131Ag/129Cd/130Cd/131Cd/132Cd/133Cd/134Cd/131In/132In/133In/134In/135In/136In/134Sn/135Sn/136Sn/137Sn/138Sn/139Sn/138Sb/139Sb/140Sb/141Sb, E=345 MeV/nucleon; measured fission fragments using BigRIPS and ZeroDegree spectrometers at RIBF-RIKEN facility for separation of fragments by A/Q and Z through measurements of time-of-flight (TOF), magnetic rigidity (Bρ) and energy loss (ΔE); deduced A/Q versus Z particle identification plots.

RADIOACTIVITY 129,130,131Ag, 130,131,132,133Cd, 134Cd, 131,132,133,134,135,136In, 134,135,136,137,138,139Sn(β-), (β-n), (β-2n)[from 9Be(238U, F), E=345 MeV/nucleon]; measured implanted ions, neutrons, β, γ, (implants)β-, (implants)β(1n)- and (implants)β(2n)-correlations, T1/2 of decays of ground states using BRIKEN neutron counter with 140 3He-filled proportional counters, AIDA array of DSSSDs for implants and β decays, two Clover HPGe detectors for γ radiation, and two thick plastic scintillators; deduced T1/2, %β-n or Pn, %β-2n or P2n from simultaneous fits of β-, β-1n and β-2n-decay curves. Comparison with previous experimental results, and with theoretical predictions from quasiparticle random-phase approximation (QRPA), based on finite range droplet model (FRDM) and the relativistic Hartree-Bogoliubov (RHB) plus proton-neutron QRPA (pnQRPA).

doi: 10.1103/PhysRevLett.129.172701
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2022RA21      Phys.Rev. C 106, 024315 (2022)

M.Ramalho, J.Suhonen, J.Kostensalo, G.A.Alcala, A.Algora, M.Fallot, A.Porta, A.-A.Zakari-Issoufou

Analysis of the total β-electron spectrum of 92Rb: Implications for the reactor flux anomalies

RADIOACTIVITY 92Rb(β-); calculated shape of a total electron spectrum from β--decay transitions, including all the relevant allowed and first-forbidden β- transitions, with guidelines from data on measured excitation energies of the final states, and using β- branching ratios from total absorption γ-ray spectrum (TAGS) in 2015Za10: Phys. Rev. Lett. 115, 102503. Microscopic nuclear-structure calculation of β- spectrum from 92Rb fission product using large-scale shell-model with NUSHELLX@MSU code. Relevance to spectral bump in the reactor-antineutrino flux profile, and decays of fission products in reactor applications.

doi: 10.1103/PhysRevC.106.024315
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2022VI03      Phys.Lett. B 830, 137123 (2022)

A.Vitez-Sveiczer, A.Algora, A.I.Morales, B.Rubio, G.G.Kiss, P.Sarriguren, P.Van Isacker, G.de Angelis, F.Recchia, S.Nishimura, J.Agramunt, V.Guadilla, A.Montaner-Piza, S.E.A.Orrigo, A.Horvath, D.Napoli, S.Lenzi, A.Boso, V.H.Phong, J.Wu, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, D.S.Ahn, H.Baba, P.Doornebal, N.Fukuda, N.Inabe, T.Isobe, T.Kubo, S.Kubono, H.Sakurai, Y.Shimizu, C.Sidong, B.Blank, P.Ascher, M.Gerbaux, T.Goigoux, J.Giovinazzo, S.Grevy, T.Kurtukian Nieto, C.Magron, W.Gelletly, Zs.Dombradi, Y.Fujita, M.Tanaka, P.Aguilera, F.Molina, J.Eberth, F.Diel, D.Lubos, C.Borcea, E.Ganioglu, D.Nishimura, H.Oikawa, Y.Takei, S.Yagi, W.Korten, G.de France, P.Davies, J.Liu, J.Lee, T.Lokotko, I.Kojouharov, N.Kurz, H.Shaffner, A.Petrovici

The β-decay of 70Kr into 70Br: Restoration of the pseudo-SU(4) symmetry

RADIOACTIVITY 70Kr(EC), (β+p) [from 9Be(78Kr, X), E=345 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced γ-ray energies, partial level scheme, T1/2, log ft, B(GT), β-delayed proton emission probability, an approximate realization of pseudo-SU(4) symmetry in the system. Comparison with the proton-neutron quasiparticle random-phase approximation (pnQRPA) calculations. The Radioactive Ion Beam Factory (RIBF) of the RIKEN Nishina Center using the BigRIPS fragment separator, the ZeroDegree Spectrometer, the WAS3ABI implantation station and the EURICA HPGe cluster array.

doi: 10.1016/j.physletb.2022.137123
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2022WU18      Phys.Rev. C 106, 064328 (2022)

J.Wu, S.Nishimura, P.-A.Soderstrom, A.Algora, J.J.Liu, V.H.Phong, Y.Q.Wu, F.R.Xu, J.Agramunt, D.S.Ahn, T.A.Berry, C.G.Bruno, J.J.Bundgaard, R.Caballero-Folch, A.C.Dai, T.Davinson, I.Dillmann, A.Estrade, A.Fijalkowska, N.Fukuda, S.Go, R.K.Grzywacz, T.Isobe, S.Kubono, G.Lorusso, K.Matsui, A.I.Morales, N.Nepal, S.E.A.Orrigo, B.C.Rasco, K.P.Rykaczewski, H.Sakurai, Y.Shimizu, D.W.Stracener, T.Sumikama, H.Suzuki, J.L.Tain, H.Takeda, A.Tarifeno-Saldivia, A.Tolosa-Delgado, M.Wolinska-Cichocka, R.Yokoyama

First observation of isomeric states in 111Zr, 113Nb, and 115Mo

NUCLEAR REACTIONS 235U(9Be, X)111mZr/113mNb/115mMo, E=345 MeV/nucleon; measured reaction products, Eγ, Iγ, (fragment)γ-coin; deduced isomeric ratios. 111Zr, 113Nb, 115Mo; deduced isomeric states energy, transition energies. 115Mo; deduced levels, relative γ-transition intensities. Large-acceptance BigRIPS and ZeroDegree spectrometers coupled with HPGe clover-type detectors at RIBF.

RADIOACTIVITY 111Zr, 113Nb, 115Mo(IT)[from 235U(9Be, X), E=345 MeV/nucleon]; measured Eγ, Iγ; deduced T1/2 for isomeric states decay, reduced transition probabilities for transitions depopulating the isomeric state by assuming different multipolarities.

doi: 10.1103/PhysRevC.106.064328
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2022ZA05      Phys.Lett. B 834, 137457 (2022)

L.Zago, A.Gottardo, J.J.Valiente-Dobon, G.Benzoni, A.Gadea, M.Gorska, S.Lunardi, Zs.Podolyak, P.H.Regan, D.Rudolph, A.Algora, G.de Angelis, D.Bazzacco, J.Benlliure, P.Boutachkov, A.Bracco, A.M.Bruce, F.Camera, E.Casarejos, M.L.Cortes, F.C.L.Crespi, A.Corsi, C.Domingo-Pardo, M.Doncel, T.Engert, H.Geissel, J.Gerl, A.Goasduff, N.Goel, J.Grebosz, E.Gregor, T.Habermann, S.Klupp, I.Kojouharov, N.Kurz, S.M.Lenzi, S.Leoni, S.Mandal, R.Menegazzo, D.Mengoni, B.Million, A.I.Morales, D.R.Napoli, F.Naqvi, C.Nociforo, M.Pfutzner, S.Pietri, A.Prochazka, F.Recchia, E.Sahin, H.Schaffner, A.Sharma, B.Sitar, D.Siwal, P.Strmen, I.Szarka, C.A.Ur, P.M.Walker, H.Weick, O.Wieland, H.-J.Wollersheim

High-spin states in 212Po above the α-decaying (18+) isomer

NUCLEAR REACTIONS 9Be(238U, X), E=1 GeV/nucleon; measured reaction products, isotope identification matrix, Eγ, Iγ, T1/2 of isomers by γ(t) using RISING array of 105 Ge detectors and the FRS separator at the GSI UNILAC-SIS18 facility. 212Po; deduced high-spin levels, J, π, T1/2 of two micro-sec isomers, multipolarity, configuration, transition probabilities. 204mTl, 205m,206mPb, 207Bi, 210m,211mPo; compiled measured isomer ratios from literature, and compared with theoretical predictions from the sharp cut-off model. Comparison with shell-model calculations.

doi: 10.1016/j.physletb.2022.137457
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2021AL09      Eur.Phys.J. A 57, 85 (2021)

A.Algora, J.L.Tain, B.Rubio, M.Fallot, W.Gelletly

Beta-decay studies for applied and basic nuclear physics

RADIOACTIVITY 95Rb, 100Tc(β-), 22Na(β+); analyzed available data; deduced β-spectra, impact on decay heat calculations.

doi: 10.1140/epja/s10050-020-00316-4
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2021AL18      Phys.Lett. B 819, 136438 (2021)

A.Algora, E.Ganioglu, P.Sarriguren, V.Guadilla, L.M.Fraile, E.Nacher, B.Rubio, J.L.Tain, J.Agramunt, W.Gelletly, J.A.Briz, R.B.Cakirli, M.Fallot, D.Jordan, Z.Halasz, I.Kuti, A.Montaner, A.Onillon, S.E.A.Orrigo, A.Perez Cerdan, S.Rice, V.Vedia, E.Valencia

Total absorption gamma-ray spectroscopy study of the β-decay of 186Hg

RADIOACTIVITY 186Hg(EC) [from Pb(p, X), E=1.4 GeV]; measured decay products, Eγ, Iγ, X-rays; deduced γ-ray energies, J, π, Gamow-Teller strength distribution. Comparison with QRPA calculations.

doi: 10.1016/j.physletb.2021.136438
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2021DI04      Nucl.Data Sheets 173, 144 (2021)

P.Dimitriou, I.Dillmann, B.Singh, V.Piksaikin, K.P.Rykaczewski, J.L.Tain, A.Algora, K.Banerjee, I.N.Borzov, D.Cano-Ott, S.Chiba, M.Fallot, D.Foligno, R.Grzywacz, X.Huang, T.Marketin, F.Minato, G.Mukherjee, B.C.Rasco, A.Sonzogni, M.Verpelli, A.Egorov, M.Estienne, L.Giot, D.Gremyachkin, M.Madurga, E.A.McCutchan, E.Mendoza, K.V.Mitrofanov, M.Narbonne, P.Romojaro, A.Sanchez-Caballero, N.D.Scielzo

Development of a Reference Database for Beta-Delayed Neutron Emission

COMPILATION Z=2-87; compiled β-delayed neutron emission data; deduced total delayed neutron yields, time-dependent group parameters in 6- and 8-group representation, and aggregate delayed neutron spectra.

doi: 10.1016/j.nds.2021.04.006
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2021DO03      Phys.Rev. C 103, 025810 (2021)

A.C.Dombos, A.Spyrou, F.Naqvi, S.J.Quinn, S.N.Liddick, A.Algora, T.Baumann, J.Brett, B.P.Crider, P.A.DeYoung, T.Ginter, J.Gombas, S.Lyons, T.Marketin, P.Moller, W.-J.Ong, A.Palmisano, J.Pereira, C.J.Prokop, P.Sarriguren, D.P.Scriven, A.Simon, M.K.Smith, S.Valenta

Total absorption spectroscopy of the β decay of 101, 102Zr and 109Tc

RADIOACTIVITY 101,102Zr, 109Tc(β-)[from 9Be(124Sn, X), E=120 MeV/nucleon, followed by separation of fragments using A1900 separator at NSCL-MSU]; measured Eγ, Iγ, implanted ions, (implants)γ-correlations using Summing NaI(Tl) (SuN) detector for total absorption spectroscopy; deduced β feedings as function of excitation energy, B(GT). Comparison with theoretical results from three different quasiparticle random-phase approximation (QRPA) models to investigate the ground-state shapes of the parent nuclei, and to test commonly used models that provide β-decay properties in r-process network calculations.

doi: 10.1103/PhysRevC.103.025810
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2021GO10      Phys.Rev. C 103, 035803 (2021)

J.Gombas, P.A.DeYoung, A.Spyrou, A.C.Dombos, A.Algora, T.Baumann, B.Crider, J.Engel, T.Ginter, E.Kwan, S.N.Liddick, S.Lyons, F.Naqvi, E.M.Ney, J.Pereira, C.Prokop, W.Ong, S.Quinn, D.P.Scriven, A.Simon, C.Sumithrarachchi

β-decay feeding intensity distributions for 103, 104mNb

RADIOACTIVITY 103,104mNb(β-)[from 9Be(124Sn, X), E not given, followed by separation of fragments using A1900 separator at NSCL-MSU]; measured reaction products and particle identification plot from 9Be(124Sn, X), Eγ, Iγ, total absorption gamma spectra from the decays of 103Nb and 104mNb using Summing NaI(Tl) (SuN) detector at the NSCL-MSU; deduced Iβ feedings to levels in 103Mo and 104Mo, cumulative B(GT) values. Comparison to predictions of quasiparticle random-phase approximation (QRPA) model. Relevance to antineutrino studies of nuclear reactors, and astrophysical r process.

doi: 10.1103/PhysRevC.103.035803
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2021HA19      Phys.Lett. B 816, 136266 (2021)

O.Hall, T.Davinson, A.Estrade, J.Liu, G.Lorusso, F.Montes, S.Nishimura, V.H.Phong, P.J.Woods, J.Agramunt, D.S.Ahn, A.Algora, J.M.Allmond, H.Baba, S.Bae, N.T.Brewer, C.G.Bruno, R.Caballero-Folch, F.Calvino, P.J.Coleman-Smith, G.Cortes, I.Dillmann, C.Domingo-Pardo, A.Fijalkowska, N.Fukuda, S.Go, C.J.Griffin, R.Grzywacz, J.Ha, L.J.Harkness-Brennan, T.Isobe, D.Kahl, L.H.Khiem, G.G.Kiss, A.Korgul, S.Kubono, M.Labiche, I.Lazarus, J.Liang, Z.Liu, K.Matsui, K.Miernik, B.Moon, A.I.Morales, P.Morrall, M.R.Mumpower, N.Nepal, R.D.Page, M.Piersa, V.F.E.Pucknell, B.C.Rasco, B.Rubio, K.P.Rykaczewski, H.Sakurai, Y.Shimizu, D.W.Stracener, T.Sumikama, H.Suzuki, J.L.Tain, H.Takeda, A.Tarifeno-Saldivia, A.Tolosa-Delgado, M.Wolinska-Cichocka, R.Yokoyama

β-delayed neutron emission of r-process nuclei at the N = 82 shell closure

RADIOACTIVITY 115,116Tc, 116,117,118,119,120,121Ru, 118,119,120,121,122,123,124Rh, 121,122,123,124,125,126,127,128Pd, 124,125,126,127,128,129Ag, 127,128,129,130Cd(β-n) [from 9Be(238U, X), E=345 MeV/nucleon]; measured decay products, Eβ, Iβ, En, In; deduced β-delayed neutron emission probabilities, T1/2. RIKEN using the Advanced Implantation Detector Array (AIDA) and the BRIKEN neutron detector array.

doi: 10.1016/j.physletb.2021.136266
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2021HA28      Phys.Rev. C 104, 014316 (2021)

G.Hafner, R.Lozeva, H.Naidja, M.Lebois, N.Jovancevic, D.Thisse, D.Etasse, R.L.Canavan, M.Rudigier, J.N.Wilson, 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.M.Collins, M.L.Cortes, P.J.Davies, C.Delafosse, M.Fallot, L.M.Fraile, R.-B.Gerst, D.Gjestvang, V.Guadilla, K.Hauschild, C.Henrich, I.Homm, F.Ibrahim, L.W.Iskra, S.Jazwari, A.Korgul, P.Koseoglou, Th.Kroll, T.Kurtukian-Nieto, L.Le-meur, S.Leoni, J.Ljungvall, A.Lopez-Martens, L.Matthieu, K.Miernik, J.Nemer, S.Oberstedt, W.Paulsen, M.Piersa-Silkowska, 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, N.Warr, B.Wasilewska, J.Wiederhold, M.S.Yavahchova, F.Zeiser, S.Ziliani

First lifetime investigations of N ≥ 82 iodine isotopes: The quest for collectivity

NUCLEAR REACTIONS 238U(n, F)135I/137I/139I, E ∼ 1.7 MeV from LICORNE neutron source at the ALTO facility of IJCLab; measured Eγ, Iγ, γγ-coin, level T1/2 by γγ(t) using ν-ball spectrometer of HPGe and LaBr3(Ce) detectors. 135,137,139I; deduced high-spin levels, J, π, B(E2), B(M1), B(E3), configurations; calculated occupations for the most prominent proton or neutron-proton configurations. Comparison with previous experimental data, and with large scale shell-model (LSSM) calculations using N3LOP (SM-I) and Kuo-Herling (SM-II) effective interactions. Systematics of B(E2) for yrast states of 134,136,138Te and 135,137,139I.

doi: 10.1103/PhysRevC.104.014316
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2021JI11      Phys.Rev. C 104, 024302 (2021)

S.Y.Jin, S.T.Wang, J.Lee, A.Corsi, K.Wimmer, F.Browne, S.Chen, M.L.Cortes, P.Doornenbal, T.Koiwai, C.X.Yuan, A.Algora, D.Brugnara, J.Cederkall, J.Gerl, M.Gorska, G.Hafner, K.Kokubun, P.Koseoglou, S.Kubono, P.Li, P.Liang, J.Liu, Z.Liu, T.Lokotko, J.Park, H.Sakurai, L.G.Sarmiento, Z.Y.Sun, R.Taniuchi, W.Xian, I.Zanon

Spectroscopy of 98Cd by two-nucleon removal from 100In

NUCLEAR REACTIONS C(100In, 98Cd), E AP 175 MeV/nucleon, [secondary 100In beam from 9Be(124Xe, X), E=345 MeV/nucleon, followed by separation of fragments using BigRIPS fragment separator at RIBF-RIKEN facility]; measured reaction residues using the ZeroDegree spectrometer, Eγ, Iγ, γγ-coin using DALI2+ array of 226 NaI(Tl) detectors, and CH2 and carbon targets. 98Cd; deduced levels, J, π, yrast cascade, configurations. Comparison with shell-model calculations.Systematics of 5- levels in 90Zr, 92Mo, 94Ru, 96Pd, 98Cd.

doi: 10.1103/PhysRevC.104.024302
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2021OR01      Phys.Rev. C 103, 014324 (2021)

S.E.A.Orrigo, B.Rubio, W.Gelletly, P.Aguilera, A.Algora, A.I.Morales, J.Agramunt, D.S.Ahn, P.Ascher, B.Blank, C.Borcea, A.Boso, R.B.Cakirli, J.Chiba, G.de Angelis, G.de France, F.Diel, P.Doornenbal, Y.Fujita, N.Fukuda, E.Ganioglu, M.Gerbaux, J.Giovinazzo, S.Go, T.Goigoux, S.Grevy, V.Guadilla, N.Inabe, G.G.Kiss, T.Kubo, S.Kubono, T.Kurtukian-Nieto, D.Lubos, C.Magron, F.Molina, A.Montaner-Piza, D.Napoli, D.Nishimura, S.Nishimura, H.Oikawa, V.H.Phong, H.Sakurai, Y.Shimizu, C.Sidong, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, Y.Takei, M.Tanaka, J.Wu, S.Yagi

β decay of the very neutron-deficient 60Ge and 62Ge nuclei

RADIOACTIVITY 59Zn, 60Ga, 60,62Ge(EC), (β+); 62Ge(β+p)[60,62Ge activities from 9Be(78Kr, X), E=345 MeV/nucleon at RIBF-RIKEN]; measured Eγ, Iγ, Ep, Ip, β+γ-, β+pγ- and γγ-coin, γ(implants)- and p(implants)-correlations, half-lives of decays of 60Ga, 60,62Ge using the WAS3ABi and EURICA arrays. 60Ge; deduced β+-delayed proton branching ratio. 60,62Ga, 59,60Zn, 59Cu; deduced levels, J, π, β feedings, Fermi and B(F) and Gamow-Teller B(GT) transition strengths, mass excesses of 60,62Ge, and 60Ga by analysis of IMME for A=60 nuclei. Comparison with previous experimental data.

NUCLEAR REACTIONS 9Be(78Kr, X), E=345 MeV/nucleon; measured reaction products, Z versus A/Q identification plot for nuclei of Z=28-36 and A/Q=1.85-1.95, with fragments separated using the BigRIPS separator and ZeroDegree spectrometer at RIBF-RIKEN facility, with main emphasis on the production of 60,62Ge.

doi: 10.1103/PhysRevC.103.014324
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2021VA03      Phys.Lett. B 816, 136183 (2021)

J.J.Valiente-Dobon, A.Gottardo, G.Benzoni, A.Gadea, S.Lunardi, A.Algora, G.de Angelis, D.Bazzacco, J.Benlliure, P.Boutachkov, A.Bracco, A.M.Bruce, F.Camera, E.Casarejos, M.L.Cortes, F.C.L.Crespi, A.Corsi, C.Domingo-Pardo, M.Doncel, T.Engert, H.Geissel, J.Gerl, A.Goasduff, N.Goel, M.Gorska, J.Grebosz, E.Gregor, T.Habermann, S.Klupp, I.Kojouharov, N.Kurz, S.M.Lenzi, S.Leoni, S.Mandal, R.Menegazzo, D.Mengoni, B.Million, A.I.Morales, D.R.Napoli, F.Naqvi, C.Nociforo, M.Pfutzner, S.Pietri, Zs.Podolyak, A.Prochazka, F.Recchia, P.H.Regan, D.Rudolph, E.Sahin, H.Schaffner, A.Sharma, B.Sitar, D.Siwal, P.Strmen, I.Szarka, C.A.Ur, P.M.Walker, H.Weick, O.Wieland, H.-J.Wollersheim, P.Van Isacker

Manifestation of the Berry phase in the atomic nucleus 213Pb

RADIOACTIVITY 213Pb(IT) [from 9Be(238U, X)213Pb, E=1 GeV/nucleon]; measured decay products, Eγ, Iγ; deduced γ-ray energies and intensities, T1/2, isomer decays with asymmetric E2 transition probabilities, Berry phase.

doi: 10.1016/j.physletb.2021.136183
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2021WI01      Phys.Rev.Lett. 126, 072501 (2021)

K.Wimmer, W.Korten, P.Doornenbal, T.Arici, P.Aguilera, A.Algora, T.Ando, H.Baba, B.Blank, A.Boso, S.Chen, A.Corsi, P.Davies, G.de Angelis, G.de France, J.-P.Delaroche, D.T.Doherty, J.Gerl, R.Gernhauser, M.Girod, D.Jenkins, S.Koyama, T.Motobayashi, S.Nagamine, M.Niikura, A.Obertelli, J.Libert, D.Lubos, T.R.Rodriguez, B.Rubio, E.Sahin, T.Y.Saito, H.Sakurai, L.Sinclair, D.Steppenbeck, R.Taniuchi, R.Wadsworth, M.Zielinska

Shape Changes in the Mirror Nuclei 70Kr and 70Se

NUCLEAR REACTIONS 197Au, 209Bi(70Kr, 70Kr'), (70Br, 70Br'), (70Se, 70Se'), E=140 MeV/nucleon; measured reaction products, Eγ, Iγ. 70Kr, 70Br, 70Se; deduced γ-ray energies, σ, nuclear deformation lengths, B(E2) values. Comparison with available data.

doi: 10.1103/PhysRevLett.126.072501
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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
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2020AD05      Acta Phys.Pol. B51, 843 (2020)

E.Adamska, A.Korgul, A.Fijalkowska, K.Miernik, M.Piersa, R.Canavan, D.Etasse, N.Jovancevic, M.Lebois, M.Rudigier, D.Thisse, J.N.Wilson, P.Adsley, A.Algora, M.Babo, K.Belvedere, J.Benito, A.Blazhev, G.Benzoni, A.Boso, S.Bottoni, M.Bunce, R.Chakma, N.Cieplicka-Orynczak, M.Ciemala, S.Collins, L.Cortes, P.Davies, C.Delafosse, M.Fallot, B.Fornal, L.M.Fraile, R.-B.Gerst, D.Gjestvang, A.Gottardo, V.Guadilla, G.Hafner, K.Hauschild, M.Heine, C.Henrich, I.Homm, F.Ibrahim, L.W.Iskra, P.Koseoglou, T.Kroll, T.Kurtukian Nieto, L.Le-Meur, S.Leoni, J.Ljungvall, A.Lopez-Martens, R.Lozeva, I.Matea, J.Nemer, S.Oberstedt, W.Paulsen, Y.Popovitch, 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, N.Warr, B.Wasilewska, M.Yavahchova, F.Zeiser

γ-ray Spectroscopy of 85Se Produced in 232Th Fission

doi: 10.5506/APhysPolB.51.843
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2020ER04      Eur.Phys.J. A 56, 291 (2020)

A.Ertoprak, C.Qi, B.Cederwall, M.Doncel, U.Jakobsson, B.M.Nyako, G.Jaworski, P.Davies, G.de France, I.Kuti, D.R.Napoli, R.Wadsworth, S.S.Ghugre, R.Raut, B.Akkus, H.Al-Azri, A.Algora, G.de Angelis, A.Atac, T.Back, A.Boso, E.Clement, D.M.Debenham, Zs.Dombradi, S.Erturk, A.Gadea, F.Ghazi Moradi, A.Gottardo, T.Huyuk, E.Ideguchi, H.Li, C.Michelagnoli, V.Modamio, J.Nyberg, M.Palacz, C.M.Petrache, F.Recchia, M.Sandzelius, M.Siciliano, D.Sohler, J.Timar, J.J.Valiente-Dobon, Z.G.Xiao

Lifetimes of core-excited states in semi-magic 95Rh

NUCLEAR REACTIONS 58Ni(40Ca, 3p), E=150 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies and intensities, J, π, level lifetimes, B(M1), B(E2), σ. Comparison with available data. The Doppler Shift Attenuation Method (DSAM) based on the Doppler broadened line shapes, the Grand Accelerateur National d'Ions Lourds (GANIL) accelerator facility.

doi: 10.1140/epja/s10050-020-00297-4
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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
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2020GI02      Acta Phys.Pol. B51, 577 (2020)

J.Giovinazzo, T.Goigoux, B.Blank, P.Ascher, M.Gerbaux, S.Grevy, T.Kurtukian Nieto, C.Magron, P.Doornenbal, N.Fukuda, N.Inabe, G.G.Kiss, T.Kubo, S.Kubono, S.Nishimura, H.Sakurai, Y.Shimizu, C.Sidong, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, P.Vi, J.Wu, D.S.Ahn, J.Agramunt, A.Algora, V.Guadilla, A.Montaner-Piza, A.I.Morales, S.E.A.Orrigo, B.Rubio, Y.Fujita, M.Tanaka, W.Gelletly, P.Aguilera, F.Molina, F.Diel, D.Lubos, G.De Angelis, D.Napoli, C.Borcea, A.Boso, R.B.Cakirli, E.Ganioglu, J.Chiba, D.Nishimura, H.Oikawa, Y.Takei, S.Yagi, K.Wimmer, G.De France, S.Go, B.A.Brown

Two-proton radioactivity: The interesting case of 67Kr and Further Studies

RADIOACTIVITY 67Kr(2p), (β+), 57Zn, 59,61Ge, 63,65Se, 68,69Kr(EC), (β+), (β+p), 55,56Cu, 60Ga, 63Ge, 64,65As, 67Kr(EC), (β+)[from 9Be(78Kr, X), E=350 MeV/nucleon, followed by separation of fragments using BigRIPS and Zero Degree Spectrometer at RIBF-RIKEN]; measured E(p), I(p), Eγ, half-lives of decays of isotopes from time distribution of (fragment)(decay events) correlations using EURICA-WAS3ABi setup at RIKEN; deduced %2p for the decay of 67Kr, and %β+p for 59,61Ge, 63Se, 68,69Kr. Comparison with previous experimental results.

doi: 10.5506/APhysPolB.51.577
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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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2020KU19      Nucl.Phys. A1002, 121990 (2020)

I.Kulikov, A.Algora, D.Atanasov, P.Ascher, K.Blaum, R.B.Cakirli, A.Herlert, W.J.Huang, J.Karthein, Yu.A.Litvinov, D.Lunney, V.Manea, M.Mougeot, L.Schweikhard, A.Welker, F.Wienholtz

Masses of short-lived 49Sc, 50Sc, 70As, 73Br and stable 196Hg nuclides

ATOMIC MASSES 49,50Sc, 70As, 73Br, 196Hg; measured frequencies, time of flight; deduced mass excesses. Comparison with AME2016 evaluation.

doi: 10.1016/j.nuclphysa.2020.121990
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2020LI32      Nucl.Data Sheets 168, 1 (2020)

J.Liang, B.Singh, E.A.McCutchan, I.Dillmann, M.Birch, A.A.Sonzogni, X.Huang, M.Kang, J.Wang, G.Mukherjee, K.Banerjee, D.Abriola, A.Algora, A.A.Chen, T.D.Johnson, K.Miernik

Compilation and Evaluation of Beta-Delayed Neutron Emission Probabilities and Half-Lives for Z > 28 Precursors

RADIOACTIVITY 73,74,75,76,77,78,79,80,81,82,83Cu, 78,79,80,81,82,83,84,85Zn, 79,80,81,82,83,84,85,86,87Ga, 83,84,85,86,87,88,89,90Ge, 84,85,86,87,88,89,90,91,92As, 86,87,88,89,90,91,92,93,94,95Se, 87,88,89,90,91,92,93,94,95,96,97,98Br, 91,92,93,94,95,96,97,98,99,100,101Kr, 91,92,93,94,95,96,97,98,99,100,101,102,103,104Rb, 96,97,98,99,100,101,102,103,104,105,106,107Sr, 97,98,99,100,101,102,103,104,105,106,107,108,109Y, 103,104,105,106,107,108,109,110,111,112,113Zr, 103,104,105,106,107,108,109,110,111,112,113,114,115,116Nb, 109,110,111,112,113,114,115,116,117,118,119Mo, 109,110,111,112,113,114,115,116,117,118,119,120,121,122Tc, 114,115,116,117,118,119,120,121,122,123,124,125Ru, 115,116,117,118,119,120,121,122,123,124,125,126,127,128Rh, 119,120,121,122,123,124,125,126,127,128,129,130,131Pd, 120,121,122,123,124,125,126,127,128,129,130,131,132Ag, 126,127,128,129,130,131,132,133,134Cd, 127,128,129,130,131,132,133,134,135,136,137In, 133,134,135,136,137,138,139,140Sn, 134,135,136,137,138,139,140,141,142Sb, 136,137,138,139,140,141,142,143,144,145Te, 137,138,139,140,141,142,143,144,145,146,147I, 141,142,143,144,145,146,147,148,149,150Xe, 141,142,143,144,145,146,147,148,149,150,151,152Cs, 147,148,149,150,151,152,153,154Ba, 147,148,149,150,151,152,153,154,155,156,157La, 153,154,155,156,157,158Ce, 153,154,155,156,157,158,159,160,161Pr, 158,159,160,161,162,163Nd, 159,160,161,162,163,164,165Pm, 163,164,165,166,167Sm, 165,166,167,168,169Eu, 169,170,171Gd, 169,170,171,172,173,174Tb, 174,175,176Dy, 174,175,176,177,178Ho, 180Er, 179,180,181Tm, 185Yb, 186,187,188Lu, 191,192,193,194Ta, 198,199Re, 203Os, 203,204,205Ir, 206,207,208Pt, 206,207,208,209,210Au, 209,210,211,212,213,214,215,216Hg, 210,211,212,213,214,215,216,217Tl, 219,220,221,222,223,224Bi, 225,226,227,228,229At, 223Fr(β-); analyzed available data; deduced β-delayed neutron emission probabilities (Pn) and T1/2 for known or potential β-delayed neutron precursors. Comparison with systematics using three different approaches.

doi: 10.1016/j.nds.2020.09.001
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2020PL02      Eur.Phys.J. A 56, 181 (2020)

A.J.M.Plompen, O.Cabellos, C.De Saint Jean, M.Fleming, A.Algora, M.Angelone, P.Archier, E.Bauge, O.Bersillon, A.Blokhin, F.Cantargi, A.Chebboubi, C.Diez, H.Duarte, E.Dupont, J.Dyrda, B.Erasmus, L.Fiorito, U.Fischer, D.Flammini, D.Foligno, M.R.Gilbert, J.R.Granada, W.Haeck, F.-J.Hambsch, P.Helgesson, S.Hilaire, I.Hill, M.Hursin, R.Ichou, R.Jacqmin, B.Jansky, C.Jouanne, M.A.Kellett, D.H.Kim, H.I.Kim, I.Kodeli, A.J.Koning, A.Yu.Konobeyev, S.Kopecky, B.Kos, A.Krasa, L.C.Leal, N.Leclaire, P.Leconte, Y.O.Lee, H.Leeb, O.Litaize, M.Majerle, J.I.Marquez Damian, F.Michel-Sendis, R.W.Mills, B.Morillon, G.Noguere, M.Pecchia, S.Pelloni, P.Pereslavtsev, R.J.Perry, D.Rochman, A.Rohrmoser, P.Romain, P.Romojaro, D.Roubtsov, P.Sauvan, P.Schillebeeckx, K.H.Schmidt, O.Serot, S.Simakov, I.Sirakov, H.Sjostrand, A.Stankovskiy, J.C.Sublet, P.Tamagno, A.Trkov, S.van der Marck, F.Alvarez-Velarde, R.Villari, T.C.Ware, K.Yokoyama, G.Zerovnik

The joint evaluated fission and fusion nuclear data library, JEFF-3.3

doi: 10.1140/epja/s10050-020-00141-9
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2020VI02      Acta Phys.Pol. B51, 587 (2020)

A.Vitez-Sveiczer, A.Algora, A.I.Morales, B.Rubio, G.G.Kiss, G.De Angelis, R.Recchia, S.Nishimura, J.Agramunt, V.Guadilla, A.Montaner-Piza, S.E.A.Orrigo, A.Horvath, D.Napoli, S.Lenzi, A.Boso, V.H.Phong, J.Wu, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, D.S.Ahn, H.Baba, P.Doornenbal, N.Fukuda, N.Inabe, T.Isobe, T.Kubo, S.Kubono, H.Sakurai, Y.Shimizu, S.Chen, B.Blank, P.Ascher, M.Gerbaux, T.Goigoux, J.Giovinazzo, S.Grevy, T.Kurtukian Nieto, C.Magron, W.Gelletly, Z.Dombradi, Y.Fujita, M.Tanaka, P.Aguilera, F.Molina, J.Eberth, F.Diel, D.Lubos, C.Borcea, E.Ganioglu, D.Nishimura, H.Oikawa, Y.Takei, S.Yagi, W.Korten, G.De France, P.Davies, J.Liu, J.Lee, T.Lokotko, I.Kojouharov, N.Kurz, H.Shaffner

Studying the Exotic Decay 70Kr → 70Br*

doi: 10.5506/APhysPolB.51.587
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2020WI05      Eur.Phys.J. A 56, 159 (2020)

K.Wimmer, T.Arici, W.Korten, P.Doornenbal, J.-P.Delaroche, M.Girod, J.Libert, T.R.Rodriguez, P.Aguilera, A.Algora, T.Ando, H.Baba, B.Blank, A.Boso, S.Chen, A.Corsi, P.Davies, G.de Angelis, G.de France, D.T.Doherty, J.Gerl, R.Gernhauser, T.Goigoux, D.Jenkins, G.Kiss, S.Koyama, T.Motobayashi, S.Nagamine, M.Niikura, S.Nishimura, A.Obertelli, D.Lubos, V.H.Phong, B.Rubio, E.Sahin, T.Y.Saito, H.Sakurai, L.Sinclair, D.Steppenbeck, R.Taniuchi, V.Vaquero, R.Wadsworth, J.Wu, M.Zielinska

Shape coexistence revealed in the N = Z isotope 72Kr through inelastic scattering

doi: 10.1140/epja/s10050-020-00171-3
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2019DO02      Phys.Rev. C 99, 015802 (2019)

A.C.Dombos, A.Spyrou, F.Naqvi, S.J.Quinn, S.N.Liddick, A.Algora, T.Baumann, J.Brett, B.P.Crider, P.A.DeYoung, T.Ginter, J.Gombas, E.Kwan, S.Lyons, W.-J.Ong, A.Palmisano, J.Pereira, C.J.Prokop, D.P.Scriven, A.Simon, M.K.Smith, C.S.Sumithrarachchi

β-decay half-lives of neutron-rich nuclides in the A=100--110 mass region

RADIOACTIVITY 99Y, 101,102Zr, 102m,103,104mNb, 109Tc(β-)[from 9Be(124Sn, X), E=120 MeV/nucleon, followed by separation of reaction products using A1900 fragment separator]; measured (implants)γ-coin, time-of-flight, total energy loss of fragments, and half-lives from (implants)γ-correlated decay curves using the implantation station installed inside the Summing NaI(Tl) (SuN) detector for the total absorption spectroscopy (TAS) technique at the NSCL-MSU facility. Comparison with previous experimental values; compiled measured and evaluated half-lives in literature for the seven isotopes studied in this work. Relevance to B(GT) distributions, nuclear astrophysics, nuclear structure, and nuclear technology.

doi: 10.1103/PhysRevC.99.015802
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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
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2019FU06      Phys.Rev. C 100, 034618 (2019)

H.Fujita, Y.Fujita, Y.Utsuno, K.Yoshida, T.Adachi, A.Algora, M.Csatlos, J.M.Deaven, E.Estevez Aguado, C.J.Guess, J.Gulyas, K.Hatanaka, K.Hirota, R.Hutton, D.Ishikawa, A.Krasznahorkay, H.Matsubara, F.Molina, H.Okamura, H.J.Ong, G.Perdikakis, B.Rubio, C.Scholl, Y.Shimbara, G.Susoy, T.Suzuki, A.Tamii, J.H.Thies, R.G.T.Zegers, J.Zenihiro

Experimental study of Gamow-Teller transitions via the high-energy-resolution 18O(3He, t)18F reaction: Identification of the low-energy "super"-Gamow-Teller state

NUCLEAR REACTIONS 18O(3He, t)18F, E=140 MeV/nucleon; measured E(t), I(t), angular distribution of tritons using Grand Raiden magnetic spectrometer at RCNP facility. 18F; deduced levels, J, π, L-transfers, widths, B(GT) Gamow-Teller strengths, low-energy super Gamow-Teller (LeSGT) state. DWBA analysis. Comparison with previous experimental and evaluated data, and with shell-model calculations using USDA, USDB and modified-PSDWBT interactions, and quasiparticle-random-phase approximation (QRPA) calculations.

doi: 10.1103/PhysRevC.100.034618
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2019GO10      Phys.Rev. C 99, 054326 (2019)

A.Gottardo, J.J.Valiente-Dobon, G.Benzoni, A.I.Morales, A.Gadea, S.Lunardi, P.Boutachkov, A.M.Bruce, M.Gorska, J.Grebosz, S.Pietri, Zs.Podolyak, M.Pfutzner, P.H.Regan, D.Rudolph, H.Weick, J.Alcantara Nunez, A.Algora, N.Al-Dahan, G.de Angelis, Y.Ayyad, N.Alkhomashi, P.R.P.Allegro, D.Bazzacco, J.Benlliure, M.Bowry, A.Bracco, M.Bunce, F.Camera, E.Casarejos, M.L.Cortes, F.C.L.Crespi, A.Corsi, A.M.D.Bacelar, A.Y.Deo, C.Domingo-Pardo, M.Doncel, Zs.Dombradi, T.Engert, K.Eppinger, G.F.Farrelly, F.Farinon, H.Geissel, J.Gerl, N.Goel, E.Gregor, T.Habermann, R.Hoischen, R.Janik, S.Klupp, I.Kojouharov, N.Kurz, S.M.Lenzi, S.Leoni, S.Mandal, R.Menegazzo, D.Mengoni, B.Million, D.R.Napoli, F.Naqvi, C.Nociforo, A.Prochazka, W.Prokopowicz, F.Recchia, R.V.Ribas, M.W.Reed, E.Sahin, H.Schaffner, A.Sharma, B.Sitar, D.Siwal, K.Steiger, P.Strmen, T.P.D.Swan, I.Szarka, C.A.Ur, P.M.Walker, O.Wieland, H-J.Wollersheim, F.Nowacki, E.Maglione

New spectroscopic information on 211, 213Tl: A changing structure beyond the N=126 shell closure

NUCLEAR REACTIONS 9Be(238U, F)208Hg/210Hg/211Tl/213Tl/212Pb/214Pb/216Pb/217Bi, E=1 GeV/nucleon; measured reaction products, fragment yields, A/Z plot, Eγ, Iγ, γγ-coin, half-lives of isomers in 211Tl and 213Tl using the FRS-RISING system at GSI facility. 211,213Tl; deduced levels, isomers, J, π, configurations. Comparison with shell model calculations, and seniority isomers observed in 210Pb to 216Pb isotopes.

doi: 10.1103/PhysRevC.99.054326
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2019GO34      Acta Phys.Pol. B50, 399 (2019)

T.Goigoux, P.Ascher, B.Blank, M.Gerbaux, J.Giovinazzo, S.Grevy, T.Kurtukian Nieto, C.Magron, D.S.Ahn, P.Doornenbal, N.Fukuda, N.Inabe, G.Kiss, T.Kubo, S.Kubono, S.Nishimura, H.Sakurai, Y.Shimizu, C.Sidong, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, P.Vi, J.Wu, Y.Fujita, M.Tanaka, J.Agramunt, A.Algora, V.Guadilla, A.Montaner-Piza, A.I.Morales, S.E.A.Orrigo, B.Rubio, W.Gelletly, P.Aguilera, F.Molina, F.Diel, D.Lubos, G.de Angelis, D.Napoli, C.Borcea, A.Boso, R.B.Cakirli, E.Ganioglu, J.Chiba, D.Nishimura, H.Oikawa, Y.Takei, S.Yagi, K.Wimmer, G.De France, S.Go, B.A.Brown

67Kr Two-proton Radioactivity: Results and Theoretical Interpretations

RADIOACTIVITY 67Kr(2p)[from 9Be(78Kr, X), E=350 MeV/nucleon, followed by separation of fragments using BigRIPS and Zero Degree Spectrometer at RIBF-RIKEN]; measured E(p), I(p), half-life of decay of 67Kr from time distribution of (fragment)(decay events) correlations using EURICA-WAS3ABi setup at RIKEN. 67Kr; deduced %2p, Nilsson configurations. Comparison with theoretical calculations. 59Ge, 63Se, 68Kr; isotopes observed in A/Q versus Z identification plot.

doi: 10.5506/aphyspolb.50.399
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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-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
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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,102,102mNb, 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
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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 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
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2019JO08      Acta Phys.Pol. B50, 297 (2019)

N.Jovancevic, M.Lebois, J.N.Wilson, D.Thisse, L.Qi, I.Matea, F.Ibrahim, D.Verney, M.Babo, C.Delafosse, F.Adsley, G.Tocabens, A.Gottardo, Y.Popovitch, J.Nemer, R.Canavan, M.Rudigier, K.Belvedere, A.Boso, P.Regan, Zs.Podolyak, R.Shearman, M.Bunce, P.Inavov, S.Oberstedt, A.Lopez-Martens, K.Hauschild, J.Ljungvall, R.Chakma, R.Lozeva, P.-A.Soderstrom, A.Oberstedt, D.Etasse, D.Ralet, A.Blazhev, R.-B.Gerst, G.Hafner, N.Cieplicka-Orynczak, L.Iskra, B.Fornal, G.Benzoni, S.Leoni, S.Bottoni, C.Henrich, P.Koseoglou, J.Wiederhold, I.Homm, C.Surder, T.Kroll, D.Knezevic, A.Dragic, L.Cortes, N.Warr, K.Miernik, E.Adamska, M.Piersa, K.Rezynkina, L.Fraile, J.Benito Garcia, V.Sanchez, A.Algora, P.Davies, V.Guadilla-Gomez, M.Fallot, T.Kurtukian-Nieto, C.Schmitt, M.Heine, D.Reygadas Tello, M.Yavachova, M.Diakaki, F.Zeiser, W.Paulson, D.Gestvang

Spectroscopy of Neutron Induced Reactions with the ν-ball Spectrometer

doi: 10.5506/aphyspolb.50.297
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2019PH02      Phys.Rev. C 100, 011302 (2019)

V.H.Phong, G.Lorusso, T.Davinson, A.Estrade, O.Hall, J.Liu, K.Matsui, F.Montes, S.Nishimura, A.Boso, P.H.Regan, R.Shearman, Z.Y.Xu, J.Agramunt, J.M.Allmond, D.S.Ahn, A.Algora, H.Baba, N.T.Brewer, C.G.Bruno, R.Caballero-Folch, F.Calvino, M.Wolinska-Cichocka, G.Cortes, I.Dillmann, C.Domingo-Pardo, A.Gargano, S.Go, C.J.Griffin, R.K.Grzywacz, L.Harkness-Brennan, T.Isobe, A.Jungclaus, D.Kahl, L.H.Khiem, G.Kiss, A.Korgul, S.Kubono, K.Miernik, A.I.Morales, N.Nepal, M.Piersa, Zs.Podolyak, B.C.Rasco, K.P.Rykaczewski, H.Sakurai, Y.Shimizu, D.W.Stacener, T.Sumikama, H.Suzuki, H.Takeda, J.L.Tain, A.Tarifeno-Saldivia, A.Tolosa-Delgado, V.Vaquero, P.J.Woods, R.Yokoyama, C.Yuan

Observation of a 13449In85 Proton-neutron coupling "southeast" of 13250Sn82

NUCLEAR REACTIONS 9Be(238U, F)120Rh/121Rh/122Rh/123Rh/124Rh/125Rh/123Pd/124Pd/125Pd/126Pd/127Pd/128Pd/125Ag/126Ag/127Ag/128Ag/129Ag/130Ag/128Cd/129Cd/130Cd/131Cd/132Cd/133Cd/131In/132In/133In/134In/135In/136In/134Sn/135Sn/136Sn/137Sn/138Sn/139Sn/138Sb/139Sb/140Sb/141Te/142Te, E=345 MeV/nucleon; measured fission fragment yields, A/Q plot, Eγ, Iγ, (fragment)γ-coin, half-lives of isomers in 128Cd and 134In by (ion)γ(t) using BigRIPS, ZeroDegree spectrometer, and AIDA array for fragment separation and identification, and HPGe detectors for γ detection at RIBF-RIKEN. 128Cd, 130Ag, 132,134In; measured (ion)γ-coin spectra; deduced isomers in 128Cd and 134In, configurations, no evidence for isomers in 130Ag and 132In. 134In; compared Weisskopf estimated half-lives for E1, M1, E2 and M2 multipolarities for the isomeric transition in the case of bare nuclei and neutral atoms with the measured half-life, best agreement found for E2 multipolarity. 130Ag, 132,134In; calculated levels, J, π using shell model, and compared with available experimental data.

doi: 10.1103/PhysRevC.100.011302
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2019RU07      Proc.XLII Symposium on Nuclear Physics 2019 (Cocoyoc2019), 7-10 January 2019, Cocoyoc, Mexico, p.012018 (2019), J.Phys.:Conf. Ser. 1308 (2019)

B.Rubio, P.Aguilera, F.Molina, J.Agramunt, A.Algora, V.Guadilla, A.Montaner-Piza, A.I.Morales, S.E.A.Orrigo, W.Gelletly, B.Blank, P.Asher, M.Gerbaux, J.Giovinazzo, S.Grevy, T.Kurtukian, C.Magron, J.Chiba, D.Nishimura, H.Oikawa, Y.Takei, S.Yang, D.S.Ahn, P.Doornenbal, N.Fukuda, N.Inabe, G.Kiss, T.Kubo, S.Kubono, S.Nishimura, Y.Shimizu, C.Sidong, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, P.Vi, J.Wu, Y.Fujita, M.Tanaka, F.Diel, D.Lubos, G.de Angelis, D.Napoli, C.Borcea, A.Boso, R.B.Cakirli, E.Ganioglu, G.de France, S.Go

Beta decay of the Tz=-2 nucleus 64Se and its descendants

RADIOACTIVITY 64Se, 64As(β+), (EC), (β+p)[from 9Be(78Kr, X), E=345 MeV, followed by separation of fragments using BigRIPS separator and implantation in double-sided Si-strip detectors (DSSSDs) at RIBF-RIKEN facility]; 63Ge(β+), (EC)[from 74Se β+p decay]; measured reaction products, particle identification plot, Eγ, Iγ, (implants)γ-coin, E(p), I(p) from β+-delayed proton decays, T1/2 of decays of 64Se, 64As, 63Ge. 64As, 63,64Ge, 63Ga; deduced levels, J, π, 0+ IAS of 64As, mirror states in 64As and 64Ga, and in 63Ge and 63Ga.

doi: 10.1088/1742-6596/1308/1/012018
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2019TI02      Phys.Rev.Lett. 122, 062501 (2019)

J.Timar, Q.B.Chen, B.Kruzsicz, D.Sohler, I.Kuti, S.Q.Zhang, J.Meng, P.Joshi, R.Wadsworth, K.Starosta, A.Algora, P.Bednarczyk, D.Curien, Zs.Dombradi, G.Duchene, A.Gizon, J.Gizon, D.G.Jenkins, T.Koike, A.Krasznahorkay, J.Molnar, B.M.Nyako, E.S.Paul, G.Rainovski, J.N.Scheurer, A.J.Simons, C.Vaman, L.Zolnai

Experimental Evidence for Transverse Wobbling in 105Pd

NUCLEAR REACTIONS 96Zr(13C, 4n), E not given; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, B(M1)/B(E2), B(E2)/B(E2), transverse wobbling, wobbling bands.

doi: 10.1103/PhysRevLett.122.062501
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2019WI08      Phys.Lett. B 795, 266 (2019)

K.Wimmer, P.Doornenbal, W.Korten, P.Aguilera, A.Algora, T.Ando, T.Arici, H.Baba, B.Blank, A.Boso, S.Chen, A.Corsi, P.Davies, G.de Angelis, G.de France, D.T.Doherty, J.Gerl, R.Gernhauser, D.G.Jenkins, S.Koyama, T.Motobayashi, S.Nagamine, M.Niikura, A.Obertelli, D.Lubos, B.Rubio, E.Sahin, T.Y.Saito, H.Sakurai, L.Sinclair, D.Steppenbeck, R.Taniuchi, R.Wadsworth, M.Zielinska

Discovery of 68Br in secondary reactions of radioactive beams

NUCLEAR REACTIONS 9Be(70Kr, X), (71Kr, X), (72Kr, X), (70Br, X)68Br, E=170 MeV/nucleon; measured reaction products; deduced yields, σ, T1/2.

doi: 10.1016/j.physletb.2019.06.014
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2019YO03      Phys.Rev. C 100, 031302(R) (2019)

R.Yokoyama, R.Grzywacz, B.C.Rasco, N.Brewer, K.P.Rykaczewski, I.Dillmann, J.L.Tain, S.Nishimura, D.S.Ahn, A.Algora, J.M.Allmond, J.Agramunt, H.Baba, S.Bae, C.G.Bruno, R.Caballero-Folch, F.Calvino, P.J.Coleman-Smith, G.Cortes, T.Davinson, C.Domingo-Pardo, A.Estrade, N.Fukuda, S.Go, C.J.Griffin, J.Ha, O.Hall, L.J.Harkness-Brennan, J.Heideman, T.Isobe, D.Kahl, M.Karny, T.Kawano, L.H.Khiem, T.T.King, G.G.Kiss, A.Korgul, S.Kubono, M.Labiche, I.Lazarus, J.Liang, J.Liu, G.Lorusso, M.Madurga, K.Matsui, K.Miernik, F.Montes, A.I.Morales, P.Morrall, N.Nepal, R.D.Page, V.H.Phong, M.Piersa, M.Prydderch, V.F.E.Pucknell, M.M.Rajabali, B.Rubio, Y.Saito, H.Sakurai, Y.Shimizu, J.Simpson, M.Singh, D.W.Stracener, T.Sumikama, R.Surman, H.Suzuki, H.Takeda, A.Tarifeno-Saldivia, S.L.Thomas, A.Tolosa-Delgado, M.Wolinska-Cichocka, P.J.Woods, X.X.Xu

Strong one-neutron emission from two-neutron unbound states in β decays of the r-process nuclei 86, 87Ga

RADIOACTIVITY 84,85,86,87Ga(β-), (β-n), (β-2n)[from 9Be(238U, F), E=345 MeV/nucleon, followed by separation and identification of fragments using the BigRIPS in-flight separator at RIBF-RIKEN facility]; measured secondary ions implanted into active stoppers made of double-sided silicon-strip detectors (DSSSDs), neutrons by BRIKEN array of 3He counters, WAS3ABi for β and ion detection, and γ rays by two clover-type HPGe detectors, (ions)βn-coin, half-lives of decays of 84,85,86,87Ga; deduced decay curves, %β-n (P1n) and %β-2n (P2n). Comparison with shell-model and QRPA calculations. Relevance to r-process modeling.

doi: 10.1103/PhysRevC.100.031302
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2018CA22      Phys.Rev. C 98, 034310 (2018)

R.Caballero-Folch, I.Dillmann, J.Agramunt, J.L.Tain, A.Algora, J.Aysto, F.Calvino, L.Canete, G.Cortes, C.Domingo-Pardo, T.Eronen, E.Ganioglu, W.Gelletly, D.Gorelov, V.Guadilla, J.Hakala, A.Jokinen, A.Kankainen, V.Kolhinen, J.Koponen, M.Marta, E.Mendoza, A.Montaner-Piza, I.Moore, C.R.Nobs, S.E.A.Orrigo, H.Penttila, I.Pohjalainen, J.Reinikainen, A.Riego, S.Rinta-Antila, B.Rubio, P.Salvador-Castineira, V.Simutkin, A.Tarifeno-Saldivia, A.Tolosa-Delgado, A.Voss

First determination of β-delayed multiple neutron emission beyond A-100 through direct neutron measurement: The P2n value of 136Sb

RADIOACTIVITY 136Sb(β-), (β-n), (β-2n), 136Te(β-), (β-n)[from U(p, F), E=25 MeV]; measured Eβ-, Iβ-, E(n), I(n), β- and neutron time correlated events, %β-n (or P1n) for decays of 136Sb and 136Te, and %β-2n (or P2n) for decay of 136Sb using JYFLTRAP Penning trap for isotope separation, plastic scintillator for β detection, and BELEN array of 3He counter tubes for neutron detection at the University of Jyvaskyla accelerator facility. Comparison with previous experimental values, evaluated data, and with several theoretical predictions.

doi: 10.1103/PhysRevC.98.034310
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2018ER01      Eur.Phys.J. A 54, 145 (2018)

A.Ertoprak, B.Cederwall, C.Qi, M.Doncel, U.Jakobsson, B.M.Nyako, G.Jaworski, P.Davies, G.de France, I.Kuti, D.R.Napoli, R.Wadsworth, S.S.Ghugre, R.Raut, B.Akkus, H.Al-Azri, A.Algora, G.de Angelis, A.Atac, T.Back, A.Boso, E.Clement, D.M.Debenham, Zs.Dombradi, S.Erturk, A.Gadea, F.Ghazi Moradi, A.Gottardo, T.Huyuk, E.Ideguchi, H.Li, C.Michelagnoli, V.Modamio, J.Nyberg, M.Palacz, C.M.Petrache, F.Recchia, M.Sandzelius, M.Siciliano, J.Timar, J.J.Valiente-Dobon, Z.G.Xiao

M1 and E2 transition rates from core-excited states in semi-magic 94Ru

NUCLEAR REACTIONS 58Ni(40Ca, 4p)94Ru, E=128 MeV; measured Eγ, Iγ(θ), γγ-coin, Doppler-broadened line shapes using EXOGAM spectrometer array of 11 Compton-suppressed HPGe; deduced 94Ru γ-ray spectra, lineshapes, γ-ray transitions between discrete states, γ intensities, B(M1), B(E2), T1/2 of discrete dicrete high-spin states.

doi: 10.1140/epja/i2018-12581-7
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2018RA27      Nucl.Instrum.Methods Phys.Res. A911, 79 (2018)

B.C.Rasco, N.T.Brewer, R.Yokoyama, R.Grzywacz, K.P.Rykaczewski, A.Tolosa-Delgado, J.Agramunt, J.L.Tain, A.Algora, O.Hall, C.Griffin, T.Davinson, V.H.Phong, J.Liu, S.Nishimura, G.G.Kiss, N.Nepal, A.Estrade

The ORNL analysis technique for extracting β-delayed multi-neutron branching ratios with BRIKEN

RADIOACTIVITY 77Cu(β-), (β-n); measured (implants)(neutron) correlations, %β-n or P1n at RIKEN; discussed statistical and systematic uncertainties, and methods to determine multi-neutron β-delayed branching ratios from BRIKEN setup. Comparison with literature values.

doi: 10.1016/j.nima.2018.09.121
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2018SA40      Phys.Rev. C 98, 024311 (2018)

P.Sarriguren, A.Algora, G.Kiss

β-decay properties of neutron-rich Ca, Ti, and Cr isotopes

NUCLEAR STRUCTURE 50,52,54,56,58,60,62,64Ca, 56,58,60,62,64,66,68,70Cr, 52,54,56,58,60,62,64,66Ti; calculated potential energy curves using constrained HF+BCS with Skyrme force SLy4.

RADIOACTIVITY 50,52,54,56,58,60,62,64Ca, 56,58,60,62,64,66,68,70Cr, 52,54,56,58,60,62,64,66Ti(β-); calculated T1/2, Q(β), S(n) of daughter nuclei, β-delayed neutron-emission probabilities (Pn), Gamow-Teller strength distributions using self-consistent deformed Skyrme-Hartree-Fock model with pairing and QRPA correlations.Comparison with other theoretical calculations of half-lives and Pn, and with experimental data for half-lives.

doi: 10.1103/PhysRevC.98.024311
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2018TA20      Acta Phys.Pol. B49, 417 (2018)

J.L.Tain, J.Agramunt, D.S.Ahn, A.Algora, J.M.Allmond, H.Baba, S.Bae, N.T.Brewer, R.Caballero-Folch, F.Calvino, P.J.Coleman-Smith, G.Cortes, T.Davinson, I.Dillmann, C.Domingo-Pardo, A.Estrade, N.Fukuda, S.Go, C.Griffin, R.Grzywacz, J.Ha, O.Hall, L.Harkness-Brennan, T.Isobe, D.Kahl, M.Karny, G.G.Kiss, M.Kogimtzis, A.Korgul, S.Kubono, M.Labiche, I.Lazarus, J.Lee, J.Liu, G.Lorusso, K.Matsui, K.Miernik, F.Montes, B.Moon, A.I.Morales, N.Nepal, S.Nishimura, R.D.Page, Z.Podolyak, V.F.E.Pucknell, B.C.Rasco, P.H.Regan, A.Riego, B.Rubio, K.P.Rykaczewski, Y.Saito, H.Sakurai, Y.Shimizu, J.Simpson, P.A.Soderstrom, D.W.Stracener, T.Sumikama, R.Surman, H.Suzuki, M.Takechi, H.Takeda, A.Tarifeno-Saldivia, S.L.Thomas, A.Tolosa-Delgado, V.H.Phong, P.Woods

The BRIKEN Project: Extensive Measurements of β-delayed Neutron Emitters for the Astrophysical r Process

doi: 10.5506/aphyspolb.49.417
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2018WI08      Phys.Lett. B 785, 441 (2018)

K.Wimmer, W.Korten, T.Arici, P.Doornenbal, P.Aguilera, A.Algora, T.Ando, H.Baba, B.Blank, A.Boso, S.Chen, A.Corsi, P.Davies, G.de Angelis, G.de France, D.T.Doherty, J.Gerl, R.Gernhauser, D.Jenkins, S.Koyama, T.Motobayashi, S.Nagamine, M.Niikura, A.Obertelli, D.Lubos, B.Rubio, E.Sahin, T.Y.Saito, H.Sakurai, L.Sinclair, D.Steppenbeck, R.Taniuchi, R.Wadsworth, M.Zielinska

Shape coexistence and isospin symmetry in A=70 nuclei: Spectroscopy of the Tz = 1 nucleus 70Kr

NUCLEAR REACTIONS 9Be(78Kr, X)70Kr/71Kr/72Kr, 9Be(71Br, X)70Se, E=345 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced level scheme, J, π, γ-ray energies and intensities, σ, shape coexistence. Comparison with available data.

doi: 10.1016/j.physletb.2018.07.067
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2017CA09      Acta Phys.Pol. B48, 517 (2017)

R.Caballero-Folch, I.Dillmann, J.Agramunt, J.L.Tain, C.Domingo-Pardo, A.Algora, J.Aysto, F.Calvino, L.Canete, G.Cortes, T.Eronen, E.Ganioglu, W.Gelletly, D.Gorelov, V.Guadilla, J.Hakala, A.Jokinen, A.Kankainen, V.Kolhinen, J.Koponen, M.Marta, E.Mendoza, A.Montaner-Piza, I.Moore, Ch.Nobs, S.Orrigo, H.Penttila, I.Pohjalainen, J.Reinikainen, A.Riego, S.Rinta-Antila, B.Rubio, P.Salvador-Castineira, V.Simutkin, A.Voss

First Evidence of Multiple β-delayed Neutron Emission for Isotopes with A > 100

NUCLEAR REACTIONS 238U(p, x), E=25 MeV; measured (after selecting isotopes of interest) Iβ, β-delayed In, En, In, nn correlations using BELEN neutron detector; deduced the heaviest β2n emitter measured so far, namely 136Sb.

doi: 10.5506/APhysPolB.48.517
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2017CA12      Phys.Rev. C 95, 064322 (2017)

R.Caballero-Folch, C.Domingo-Pardo, J.Agramunt, A.Algora, F.Ameil, Y.Ayyad, J.Benlliure, M.Bowry, F.Calvino, D.Cano-Ott, G.Cortes, T.Davinson, I.Dillmann, A.Estrade, A.Evdokimov, T.Faestermann, F.Farinon, D.Galaviz, A.R.Garcia, H.Geissel, W.Gelletly, R.Gernhauser, M.B.Gomez Hornillos, C.Guerrero, M.Heil, C.Hinke, R.Knobel, I.Kojouharov, J.Kurcewicz, N.Kurz, Yu.A.Litvinov, L.Maier, J.Marganiec, M.Marta, T.Martinez, F.Montes, I.Mukha, D.R.Napoli, C.Nociforo, C.Paradela, S.Pietri, Zs.Podolyak, A.Prochazka, S.Rice, A.Riego, B.Rubio, H.Schaffner, Ch.Scheidenberger, K.Smith, E.Sokol, K.Steiger, B.Sun, J.L.Tain, M.Takechi, D.Testov, H.Weick, E.Wilson, J.S.Winfield, R.Wood, P.J.Woods, A.Yeremin

β-decay half-lives and β-delayed neutron emission probabilities for several isotopes of Au, Hg, Tl, Pb, and Bi, beyond N=126

RADIOACTIVITY 204,205,206Au, 208,209,210,211Hg, 211,212,213,214,215,216Tl, 215,216,217,218Pb, 218,219,220Bi(β-)[from 9Be(238U, X), E=1 GeV/nucleon using FRS at GSI]; 210,211Hg, 211,212,213,214,215,216Tl(β-n); measured Eβ, Iβ, E(n), I(n), β-decay half-lives, beta-delayed neutron emission probabilities using BELEN array of 30 3He neutron counters. Comparison with previous experimental values, and with several theoretical calculations.

NUCLEAR REACTIONS 9Be(238U, X)200Pt/201Pt/202Pt/203Pt/204Pt/205Pt/203Au/204Au/205Au/206Au/207Au/208Au/209Au/206Hg/207Hg/208Hg/209Hg/210Hg/211Hg/212Hg/213Hg/209Tl/210Tl/211Tl/212Tl/213Tl/214Tl/215Tl/216Tl/212Pb/213Pb/214Pb/215Pb/216Pb/217Pb/218Pb/219Pb/215Bi/216Bi/217Bi/218Bi/219Bi/220Bi/221Bi/222Bi, 220Po/221Po/222Po/223Po/224Po/225Po/226Po/227Po/223At/223At/224At/225At/226At/227At/228At/229At/230At/226Rn/227Rn/228Rn/229Rn/230Rn/231Rn/230Fr/231Fr/232Fr, E=1 GeV/nucleon; measured reaction products, particle identification (A/Z) plots, number of implants using FRS separator and segmented silicon detectors (SIMBA) at UNILAC-GSI facility.

doi: 10.1103/PhysRevC.95.064322
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2017ER02      Acta Phys.Pol. B48, 325 (2017)

A.Ertoprak, B.Cederwall, U.Jakobsson, B.M.Nyako, J.Nyberg, P.Davies, M.Doncel, G.De France, I.Kuti, D.R.Napoli, R.Wadsworth, S.S.Ghugre, R.Raut, B.Akkus, H.Al-Azri, A.Algora, G.de Angelis, A.Atac, T.Back, A.Boso, E.Clement, D.M.Debenham, Zs.Dombradi, S.Erturk, A.Gadea, F.Ghazi Moradi, A.Gottardo, T.Huyuk, E.Ideguchi, G.Jaworski, H.Li, C.Michelagnoli, V.Modamio, M.Palacz, C.M.Petrache, F.Recchia, M.Sandzelius, M.Siciliano, J.Timar, J.J.Valiente-Dobon, Z.G.Xiao

Lifetime Measurements with the Doppler Shift Attenuation Method Using a Thick Homogeneous Production Target-Verification of the Method

NUCLEAR REACTIONS 58Ni(40Ca, 4p)94Ru, E=128 MeV; measured Eγ, Iγ, γγ-coin using EXOGAM Ge array (11 large clover detectors) shielded by BGO scintillators, fusion products using DIAMANT CsI(Tl) charged-particle system (80 scintillators), En, In using Neutron Wall liquid scintillator array; deduced 94Ru T1/2 using DSAM (Doppler Shift Attenuation Method), especially T1/2 of19+ to 18+, 17+ to 16+, 15+ to 14+ M1 levels.

doi: 10.5506/APhysPolB.48.325
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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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2017KU12      Eur.Phys.J. A 53, 134 (2017)

L.Kucuk, S.E.A.Orrigo, A.Montaner-Piza, B.Rubio, Y.Fujita, W.Gelletly, B.Blank, Y.Oktem, T.Adachi, A.Algora, P.Ascher, R.B.Cakirli, G.de France, H.Fujita, E.Ganioglu, J.Giovinazzo, S.Grevy, F.M.Marques, F.Molina, F.de Oliveira Santos, L.Perrot, R.Raabe, P.C.Srivastava, G.Susoy, A.Tamii, J.C.Thomas

Half-life determination of Tz = -1 and Tz = -1/2 proton-rich nuclei and the β decay of 58Zn

NUCLEAR REACTIONS Ni(64Zn, x), E=79 MeV/nucleon; measured fragments of Tz=-1 and =-1/2 (together 16 isotopes), subsequent charged particle decays using two DSSSD and four Ge detectors, β-delayed Eγ, Iγ. 58Zn[Tz=-1]; deduced decay scheme, absolute Fermi and Gamow-Teller β-transition strength B(F), B(GT), T1/2. 50Fe, 52Co, 56Cu, 60Ga, 62Ge[Tz=-1]; deduced T1/2. 47Cr, 49Mn, 51Fe, 55Ni, 57Cu, 59Zn, 61Ga, 63Ge[Tz=-1/2]; deduced T1/2. Here, T1/2 deduced using correlation time and the results compared with published ones.

doi: 10.1140/epja/i2017-12327-1
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2017MO18      Phys.Rev. C 95, 064327 (2017)

A.I.Morales, A.Algora, B.Rubio, K.Kaneko, S.Nishimura, P.Aguilera, S.E.A.Orrigo, F.Molina, G.de Angelis, F.Recchia, G.Kiss, V.H.Phong, J.Wu, D.Nishimura, H.Oikawa, T.Goigoux, J.Giovinazzo, P.Ascher, J.Agramunt, D.S.Ahn, H.Baba, B.Blank, C.Borcea, A.Boso, P.Davies, F.Diel, Zs.Dombradi, P.Doornenbal, J.Eberth, G.de France, Y.Fujita, N.Fukuda, E.Ganioglu, W.Gelletly, M.Gerbaux, S.Grevy, V.Guadilla, N.Inabe, T.Isobe, I.Kojouharov, W.Korten, T.Kubo, S.Kubono, T.Kurtukian Nieto, N.Kurz, J.Lee, S.Lenzi, J.Liu, T.Lokotko, D.Lubos, C.Magron, A.Montaner-Piza, D.R.Napoli, H.Sakurai, H.Schaffner, Y.Shimizu, C.Sidong, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, Y.Takei, M.Tanaka, S.Yagi

Simultaneous investigation of the T=1(Jπ=0+) and T=0(Jπ=9+) β decays in 70Br

RADIOACTIVITY 70Br(β+), (EC) [from 9Be(78Kr, X), E=345 MeV/nucleon at RIKEN's RILAC2-RRC-fRC-IRC-SRC acceleration system using BigRIPS separator and ZeroDegree spectrometer]; measured reaction products, Eγ, Iγ, Eβ, half-life of the 9+ isomer by βγ(t), and 0+ ground state by (70Br)β(t), γγ-, and βγ-coin using Wide-Range Active Silicon Strip Stopper array for β and ion detection (WAS3ABi), and EURICA array for γ detection. 70Se; deduced levels, J, π, β feedings, logf Ft, bands, Ft value for the superallowed decay of 70Br. Comparison with Shell-model calculations using the PMMU and JUN45 interactions. Discussed test of the CVC hypothesis using the data in the present work.

doi: 10.1103/PhysRevC.95.064327
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2017PA12      J.Phys.(London) G44, 064009 (2017)

J.Pakarinen, T.Grahn, L.P.Gaffney, A.Algora, C.Bauer, A.Blazhev, N.Bree, T.E.Cocolios, H.De Witte, J.Diriken, P.Fernier, K.Hadynska-Klek, A.Herzan, M.Huyse, J.Iwanicki, U.Jakobsson, D.Jenkins, N.Kesteloot, J.Konki, B.Lannoo, P.Papadakis, P.Peura, P.Rahkila, G.Rainovski, E.Rapisarda, P.Reiter, S.Sambi, M.Scheck, B.Seibeck, M.Seidlitz, T.Stora, P.Van Duppen, N.Warr, F.Wenander, M.J.Vermeulen, D.Voulot, K.Wrzosek-Lipska, M.Zielinska

Collectivity in 196, 198Pb isotopes probed in Coulomb-excitation experiments at REX-ISOLDE

NUCLEAR REACTIONS 112Cd(196Pb, 196Pb'), (198Pb, 198Pb'), E=2.82 MeV/nucleon; measured reaction products, Eγ, Iγ. 196,198Pb; deduced γ-ray energies, J, π, quadrupole moments, B(E2). GOSIA2 code simultaneous treatment both target and beam excitations, comparison with available data.

doi: 10.1088/1361-6471/aa6753
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2017RI08      Phys.Rev. C 96, 014320 (2017)

S.Rice, A.Algora, J.L.Tain, E.Valencia, J.Agramunt, B.Rubio, W.Gelletly, P.H.Regan, A.-A.Zakari-Issoufou, M.Fallot, A.Porta, J.Rissanen, T.Eronen, J.Aysto, L.Batist, M.Bowry, V.M.Bui, R.Caballero-Folch, D.Cano-Ott, V.-V.Elomaa, E.Estevez, G.F.Farrelly, A.R.Garcia, B.Gomez-Hornillos, V.Gorlychev, J.Hakala, M.D.Jordan, A.Jokinen, V.S.Kolhinen, F.G.Kondev, T.Martinez, P.Mason, E.Mendoza, I.Moore, H.Penttila, Zs.Podolyak, M.Reponen, V.Sonnenschein, A.A.Sonzogni, P.Sarriguren

Total absorption spectroscopy study of the β decay of 86Br and 91Rb

RADIOACTIVITY 86Br, 91Rb(β-)[from U(p, F), E not given, radioactive beams purified by JYFLTRAP Penning trap at Jyvaskyla]; measured Eγ, Iγ, βγ-coin, total absorption gamma spectrum (TAGS) using Valencia-Surrey Total Absorption Spectrometer Rocinante at the IGISOL facility of the University of Jyvaskyla; deduced mean average energy for β particles and γ rays, β spectra, B(GT) strengths, impact of the investigated decays in the prediction of decay heat and antineutrino spectrum from nuclear reactors. Comparison with previous experimental data, with the evaluated high-resolution decay data in the ENSDF database at NNDC-BNL, and with quasiparticle random-phase approximation calculations.

doi: 10.1103/PhysRevC.96.014320
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2017RU05      J.Phys.(London) G44, 084004 (2017)

B.Rubio, W.Gelletly, A.Algora, E.Nacher, J.L.Tain

Beta decay studies with total absorption spectroscopy and the Lucrecia spectrometer at ISOLDE

doi: 10.1088/1361-6471/aa797f
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2017VA04      Phys.Rev. C 95, 024320 (2017)

E.Valencia, J.L.Tain, A.Algora, J.Agramunt, E.Estevez, M.D.Jordan, B.Rubio, S.Rice, P.Regan, W.Gelletly, Z.Podolyak, M.Bowry, P.Mason, G.F.Farrelly, A.Zakari-Issoufou, M.Fallot, A.Porta, V.M.Bui, J.Rissanen, T.Eronen, I.Moore, H.Penttila, J.Aysto, V.-V.Elomaa, J.Hakala, A.Jokinen, V.S.Kolhinen, M.Reponen, V.Sonnenschein, D.Cano-Ott, A.R.Garcia, T.Martinez, E.Mendoza, R.Caballero-Folch, B.Gomez-Hornillos, V.Gorlychev, F.G.Kondev, A.A.Sonzogni, L.Batist

Total absorption γ-ray spectroscopy of the β- delayed neutron emitters 87Br, 88Br, and 94Rb

RADIOACTIVITY 87,88Br, 94Rb(β-)[from U(p, F), E=25 MeV]; measured β-gated Eγ, Iγ, total absorption γ spectra (TAGS) using Rocinante TAS, IGISOL mass separator and JYFLTRAP Penning Trap at the University of Jyvaskyla cyclotron facility. 87Kr, 88Kr, 94Sr; deduced Iβ, β feedings, average γ- and β-decay energies, gamma-to-neutron branching ratio, reactor decay heat impact, reactor antineutrino spectrum impact. Comparison with previous data, and with Hauser-Feshbach calculations. Tables of the β-intensity distributions deduced in this work are supplied in supplementary file.

doi: 10.1103/PhysRevC.95.024320
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2016AG03      Nucl.Instrum.Methods Phys.Res. A807, 69 (2016)

J.Agramunt, J.L.Tain, M.B.Gomez Hornillos, A.R.Garcia, F.Albiol, A.Algora, R.Caballero-Folch, F.Calvino, D.Cano-Ott, G.Cortes, C.Domingo-Pardo, T.Eronen, W.Gelletly, D.Gorelov, V.Gorlychev, H.Hakala, A.Jokinen, M.D.Jordan, A.Kankainen, V.Kolhinen, L.Kucuk, T.Martinez, P.J.R.Mason, I.Moore, H.Penttila, Zs.Podolyak, C.Pretel, M.Reponen, A.Riego, J.Rissanen, B.Rubio, A.Saastamoinen, A.Tarifeno-Saldivia, E.Valencia

Characterization of a neutron-beta counting system with beta-delayed neutron emitters

RADIOACTIVITY 94,95Rb, 88Br, 137I(β-n); measured decay products, Eβ, Iβ, En, In; deduced neutron emission probabilities, β-spectra. Comparison with Monte Carlo calculations.

doi: 10.1016/j.nima.2015.10.082
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2016BL05      Phys.Rev. C 93, 061301 (2016)

B.Blank, T.Goigoux, P.Ascher, M.Gerbaux, J.Giovinazzo, S.Grevy, T.Kurtukian Nieto, C.Magron, J.Agramunt, A.Algora, V.Guadilla, A.Montaner-Piza, A.I.Morales, S.E.A.Orrigo, B.Rubio, D.S.Ahn, P.Doornenbal, N.Fukuda, N.Inabe, G.Kiss, T.Kubo, S.Kubono, S.Nishimura, V.H.Phong, H.Sakurai, Y.Shimizu, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, J.Wu, Y.Fujita, M.Tanaka, W.Gelletly, P.Aguilera, F.Molina, F.Diel, D.Lubos, G.de Angelis, D.Napoli, C.Borcea, A.Boso, R.B.Cakirli, E.Ganioglu, J.Chiba, D.Nishimura, H.Oikawa, Y.Takei, S.Yagi, K.Wimmer, G.de France, S.Go

New neutron-deficient isotopes from 78Kr fragmentation

NUCLEAR REACTIONS 9Be(78Kr, X)39Ti/40Ti/43Cr/44Cr/46Mn/47Fe/48Fe/51Ni/59Ge/60Ge/63Se/64Se/67Kr/68Kr, E=345 MeV/nucleon; measured fragmentation residues, production σ using BigRIPS separator, zero-degree spectrometer, WAS3ABi setup for implantation, and EURICA array for γ detection at RIBF-RIKEN facility. Comparison of experimental cross sections with predictions from the EPAX3 parameterization. 63Se, 67Kr, 68Kr; newly identified nuclides. 59Ge, 63Se, 67Kr; candidates for 2p emitters. 58Ge, 62Se, 66Kr; deduced upper limit of cross sections, half-lives, search for these nuclides proved unsuccessful, consistent with unbound nature of these nuclei.

doi: 10.1103/PhysRevC.93.061301
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2016CA25      Phys.Rev.Lett. 117, 012501 (2016)

R.Caballero-Folch, C.Domingo-Pardo, J.Agramunt, A.Algora, F.Ameil, A.Arcones, Y.Ayyad, J.Benlliure, I.N.Borzov, M.Bowry, F.Calvino, D.Cano-Ott, G.Cortes, T.Davinson, I.Dillmann, A.Estrade, A.Evdokimov, T.Faestermann, F.Farinon, D.Galaviz, A.R.Garcia, H.Geissel, W.Gelletly, R.Gernhauser, M.B.Gomez Hornillos, C.Guerrero, M.Heil, C.Hinke, R.Knobel, I.Kojouharov, J.Kurcewicz, N.Kurz, Yu.A.Litvinov, L.Maier, J.Marganiec, T.Marketin, M.Marta, T.Martinez, G.Martinez-Pinedo, F.Montes, I.Mukha, D.R.Napoli, C.Nociforo, C.Paradela, S.Pietri, Zs.Podolyak, A.Prochazka, S.Rice, A.Riego, B.Rubio, H.Schaffner, Ch.Scheidenberger, K.Smith, E.Sokol, K.Steiger, B.Sun, J.L.Tain, M.Takechi, D.Testov, H.Weick, E.Wilson, J.S.Winfield, R.Wood, P.Woods, A.Yeremin

First Measurement of Several β-Delayed Neutron Emitting Isotopes Beyond N = 126

RADIOACTIVITY 204,205,206Au, 208,209,210,211Hg, 211,212,213Tl, 214,215,216Tl, 215,216,217,218Pb, 218,219,220Bi(β-n) [from Be(238U, X), E=1 GeV/nucleon]; measured decay products, Eβ, Iβ, En, In, β-n coinc.; deduced T1/2, neutron branching ratios. Comparison with available data, theoretical calculations.

doi: 10.1103/PhysRevLett.117.012501
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2016GA23      Phys.Rev. C 93, 064326 (2016)

E.Ganioglu, H.Fujita, B.Rubio, Y.Fujita, T.Adachi, A.Algora, M.Csatlos, J.M.Deaven, E.Estevez Aguado, C.J.Guess, J.Gulyas, K.Hatanaka, K.Hirota, M.Honma, D.Ishikawa, A.Krasznahorkay, H.Matsubara, R.Meharchand, F.Molina, H.Okamura, H.J.Ong, T.Otsuka, G.Perdikakis, C.Scholl, Y.Shimbara, G.Susoy, T.Suzuki, A.Tamii, J.H.Thies, R.G.T.Zegers, J.Zenihiro

High-resolution study of Gamow-Teller transitions in the 48Ti(3He, t)48V reaction

NUCLEAR REACTIONS 48Ti(3He, t), E=140 MeV/nucleon; measured E(t), I(t), σ(θ) using Grand Raiden spectrometer at RCNP-Osaka cyclotron facility. 48V; deduced levels, L-transfers, Tz=+2 to +1 Gamow-Teller transitions, Gamow-Teller B(GT) strengths. DWBA analysis. Comparisons with shell-model calculations using GXPF1J interaction, and with B(GT) results from 47Ti(3He, t)47V reaction. Predictions for β spectrum of mirror decay 48Fe to 48Mn.

doi: 10.1103/PhysRevC.93.064326
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2016GO26      Phys.Rev.Lett. 117, 162501 (2016)

T.Goigoux, P.Ascher, B.Blank, M.Gerbaux, J.Giovinazzo, S.Grevy, T.Kurtukian Nieto, C.Magron, P.Doornenbal, G.G.Kiss, S.Nishimura, P.-A.Soderstrom, V.H.Phong, J.Wu, D.S.Ahn, N.Fukuda, N.Inabe, T.Kubo, S.Kubono, H.Sakurai, Y.Shimizu, T.Sumikama, H.Suzuki, H.Takeda, J.Agramunt, A.Algora, V.Guadilla, A.Montaner-Piza, A.I.Morales, S.E.A.Orrigo, B.Rubio, Y.Fujita, M.Tanaka, W.Gelletly, P.Aguilera, F.Molina, F.Diel, D.Lubos, G.de Angelis, D.Napoli, C.Borcea, A.Boso, R.B.Cakirli, E.Ganioglu, J.Chiba, D.Nishimura, H.Oikawa, Y.Takei, S.Yagi, K.Wimmer, G.de France, S.Go, B.A.Brown

Two-Proton Radioactivity of 67Kr

RADIOACTIVITY 67Kr(2p), 59Ge, 63Se(β+) [from Be(78Kr, X), E=345 MeV/nucleon]; measured decay products, Eβ, Iβ; deduced decay energy, branching ratio, T1/2. Comparison with available data.

doi: 10.1103/PhysRevLett.117.162501
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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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2016MO34      Phys.Rev. C 94, 054323 (2016)

K.Moschner, A.Blazhev, J.Jolie, N.Warr, P.Boutachkov, P.Bednarczyk, K.Sieja, A.Algora, F.Ameil, M.A.Bentley, S.Brambilla, N.Braun, F.Camera, J.Cederkall, A.Corsi, M.Danchev, D.DiJulio, C.Fahlander, J.Gerl, A.Giaz, P.Golubev, M.Gorska, J.Grebosz, T.Habermann, M.Hackstein, R.Hoischen, I.Kojouharov, N.Kurz, N.Marginean, E.Merchan, T.Moller, F.Naqvi, B.S.Nara Singh, C.Nociforo, N.Pietralla, S.Pietri, Zs.Podolyak, A.Prochazka, M.Reese, P.Reiter, M.Rudigier, D.Rudolph, T.Sava, H.Schaffner, L.Scruton, J.Taprogge, T.Thomas, H.Weick, A.Wendt, O.Wieland, H.-J.Wollersheim

Relativistic Coulomb excitation of 88Kr

NUCLEAR REACTIONS 197Au(88Kr, 88Kr'), E=128 MeV/nucleon, [secondary 88Kr beam from 9Be(238U, F), E=650 MeV/nucleon, followed by separation of fragments using FRS separator at GSI]; measured scattered particles, Eγ, (particle)γ-coin using PreSPEC Ge-detector array of EUROBALL Cluster for γ detection and Lund-York-Cologne Calorimeter (LYCCA) for ion detection. 88Kr; deduced levels, B(E2) and B(M1) for second and third 2+ states, mixed-symmetric nature of the third 2+ state. Comparison with IBM-2 model calculations. Systematics of energies, B(E2) and B(M1) for the first and third 2+ states for 88Kr, 90Sr, 92Zr, 94Mo, 96Ru, 98Pd.

doi: 10.1103/PhysRevC.94.054323
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2016NA02      Phys.Rev. C 93, 014308 (2016)

E.Nacher, B.Rubio, A.Algora, D.Cano-Ott, J.L.Tain, A.Gadea, J.Agramunt, M.Gierlik, M.Karny, Z.Janas, E.Roeckl, A.Blazhev, R.Collatz, J.Doring, M.Hellstrom, Z.Hu, R.Kirchner, I.Mukha, C.Plettner, M.Shibata, K.Rykaczewski, L.Batist, F.Moroz, V.Wittmann, J.J.Valiente-Dobon

Observations of the Gamow-Teller resonance in the rare-earth nuclei above 146Gd populated in β decay

RADIOACTIVITY 148,148mTb, 150,150mHo, 152,152mTm(β+), (EC); measured Eγ, Iγ using GSI total absorption spectrometer (TAS), x-ray spectra; deduced β- intensity distributions, Gamow-Teller strength distributions B(GT), Q(EC) value for 152mTm decay, Gamow-Teller (GT) resonance; discussed quenching of the GT strength. Comparison with shell-model calculations. Radioactive sources produced in nuclear reactions at GSI using on-line mass spectrometer and FEBIAD ion source.

doi: 10.1103/PhysRevC.93.014308
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2016OR03      Phys.Rev. C 93, 044336 (2016)

S.E.A.Orrigo, B.Rubio, Y.Fujita, W.Gelletly, J.Agramunt, A.Algora, P.Ascher, B.Bilgier, B.Blank, L.Caceres, R.B.Cakirli, E.Ganioglu, M.Gerbaux, J.Giovinazzo, S.Grevy, O.Kamalou, H.C.Kozer, L.Kucuk, T.Kurtukian-Nieto, F.Molina, L.Popescu, A.M.Rogers, G.Susoy, C.Stodel, T.Suzuki, A.Tamii, J.C.Thomas

β decay of the exotic Tz = - 2 nuclei 48Fe, 52Ni, and 56Zn

RADIOACTIVITY 48Fe, 52Ni, 56Zn(EC), (β+), (β+p)[from Ni(58Ni, X), E=74.5 MeV/nucleon using LISE3 separator at GANIL]; measured decay products, Eγ, Iγ, Ep, Ip, pγ-coin, half-life of decays of 48Fe, 52Ni, 56Zn from time correlations between protons and implants using DSSSDs and four EXOGAM Ge clovers; deduced total proton branching ratios. 47Cr, 48Mn, 51Fe, 52Co, 55Ni, 56Cu; deduced energy levels, J, π, isospin (T), T=2 IAS, beta and proton branching ratios, Fermi B(F) and Gamow Teller B(GT) transition strengths using comparison with mirror states, mass excesses for T=2 multiplet by isobaric mass multiplet equation (IMME). Comparison with previous available experimental data, and mass evaluations.

NUCLEAR REACTIONS Ni(58Ni, X)56Zn/57Zn/55Cu/56Cu/52Ni/53Ni/54Ni/55Ni/50Co/51Co/52Co/53Co/48Fe/49Fe/50Fe/51Fe/47Mn/48Mn/49Mn/45Cr/46Cr/47Cr/48Cr/44V/45V/46V, E=74.5 MeV/nucleon; measured ΔE versus TOF isotopic identification plot for Tz=-2, -3/2, -1 and -1/2 nuclei using LISE3 separator at GANIL.

doi: 10.1103/PhysRevC.93.044336
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2016OR08      Phys.Rev. C 94, 044315 (2016)

S.E.A.Orrigo, B.Rubio, W.Gelletly, B.Blank, Y.Fujita, J.Giovinazzo, J.Agramunt, A.Algora, P.Ascher, B.Bilgier, L.Caceres, R.B.Cakirli, G.de France, E.Ganioglu, M.Gerbaux, S.Grevy, O.Kamalou, H.C.Kozer, L.Kucuk, T.Kurtukian-Nieto, F.Molina, L.Popescu, A.M.Rogers, G.Susoy, C.Stodel, T.Suzuki, A.Tamii, J.C.Thomas

Observation of the 2+ isomer in 52Co

RADIOACTIVITY 52Ni, 52mCo, 52Co(EC), (β+)[from Ni(58Ni, X), E=74.5 MeV/nucleon using LISE3 separator at GANIL]; measured yields of reaction products with Tz=-1/2, -1, -3/2 and -2 by ΔE-E and TOF techniques, β particle and protons, Eγ, Iγ, half-lives of the ground state and isomer of 52Co from (fragment)γ-correlated decay curves. 52Co, 52Fe; deduced levels, J, π, IAS in 52Fe, β feedings, Fermi and Gamow-Teller transition strengths B(F) and B(GT). Relevance of 52Co nucleus for the rp-process.

doi: 10.1103/PhysRevC.94.044315
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2016PR08      Phys.Rev. C 94, 064316 (2016)

Pragati, A.Y.Deo, Zs.Podolyak, P.M.Walker, A.Algora, B.Rubio, J.Agramunt, L.M.Fraile, N.Al-Dahan, N.Alkhomashi, J.A.Briz, M.E.Estevez Aguado, G.Farrelly, W.Gelletly, A.Herlert, U.Koster, A.Maira

Decay of the N=126, 213Fr nucleus

RADIOACTIVITY 213Fr(α), (EC), (β+)[from U(p, X), E=1.4 GeV pulsed beam at ISOLDE-CERN facility]; measured Eγ, Iγ, (x ray)γ- and γγ-coin using HPGe detectors, conversion electrons, (ce)(x ray)-coin using a Mini-Orange magnetic spectrometer and a Si(Li) detector, half-life of 213Fr decay. 209At, 213Rn; deduced levels, J, π, α and ϵ+β+ feedings, α-hindrance factors and logft values. Comparison of level structure with shell-model calculations.

doi: 10.1103/PhysRevC.94.064316
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2016RU04      Yuan.Wul.Ping. 33, 225 (2016); Nucl.Phys.Rev. 33, 225 (2016)

B.Rubio, S.E.A.Orrigo, A.Algora, B.Blank, Y.Fujita, H.Fujita, E.Ganioglu, W.Gelletly, A.Montaner-Piza, A.Poves

Comparison of β-decay and Charge-exchange Reactions in Mirror T = 2 Nuclei and Isospin Mixing

RADIOACTIVITY 56Zn, 48Fe, 52Ni(β+); measured decay products, Eβ, Iβ, Eγ, Iγ; deduced energy levels, J, π, T1/2. Comparison with shell model calculations.

NUCLEAR REACTIONS 48Ti, 52Cr(3He, t), E=140 MeV/nucleon; 56Fe(3He, t), E=420 MeV; measured reaction products; deduced yields; comparison with calculations of isospin mixing.

doi: 10.11804/NuclPhysRev.33.02.225
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2015BR17      Phys.Rev. C 92, 054326 (2015)

J.A.Briz, E.Nacher, M.J.G.Borge, A.Algora, B.Rubio, Ph.Dessagne, A.Maira, D.Cano-Ott, S.Courtin, D.Escrig, L.M.Fraile, W.Gelletly, A.Jungclaus, G.Le Scornet, F.Marechal, Ch.Miehe, E.Poirier, A.Poves, P.Sarriguren, J.L.Tain, O.Tengblad

Shape study of the N = Z nucleus 72Kr via β decay

RADIOACTIVITY 72Kr(β+), (EC)[from Nb(p, X), E=1.4 GeV at ISOLDE-CERN]; measured Eγ, Iγ, Eβ, total absorption spectrum (TAS), β(TAS)-coin, using Lucrecia TAS detection system at CERN; deduced β++ϵ intensity distribution as function of excitation energy of 72Br, B(GT) distribution, shape coexistence, nuclear deformation. Comparison with QRPA and shell-model calculations. Comparison of relative intensities of γ-transitions from TAS analysis with those measured with HPGe coaxial detector and previous results from high-resolution spectroscopy.

doi: 10.1103/PhysRevC.92.054326
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2015ES07      Phys.Rev. C 92, 044321 (2015)

M.E.Estevez Aguado, A.Algora, J.Agramunt, B.Rubio, J.L.Tain, D.Jordan, L.M.Fraile, W.Gelletly, A.Frank, M.Csatlos, L.Csige, Zs.Dombradi, A.Krasznahorkay, E.Nacher, P.Sarriguren, M.J.G.Borge, J.A.Briz, O.Tengblad, F.Molina, O.Moreno, M.Kowalska, V.N.Fedosseev, B.A.Marsh, D.V.Fedorov, P.L.Molkanov, A.N.Andreyev, M.D.Seliverstov, K.Burkard, W.Huller

Shapes of 192, 190Pb ground states from β-decay studies using the total-absorption technique

RADIOACTIVITY 190,192Pb(EC), (β+)[from U(p, X), E=1.4 GeV]; measured Eγ, Iγ, (x ray)γ-coin using total absorption spectrometer Lucrecia (TAS) at CERN-ISOLDE facility; deduced I(ϵ), I(ϵ+β+) feedings, BG(T) strength distributions, deformation for ground states. Comparison with QRPA calculations, and with previous experimental data.

doi: 10.1103/PhysRevC.92.044321
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2015FU08      Phys.Rev. C 91, 064316 (2015)

Y.Fujita, H.Fujita, T.Adachi, G.Susoy, A.Algora, C.L.Bai, G.Colo, M.Csatlos, J.M.Deaven, E.Estevez Aguado, C.J.Guess, J.Gulyas, K.Hatanaka, K.Hirota, M.Honma, D.Ishikawa, A.Krasznahorkay, H.Matsubara, R.Meharchand, F.Molina, H.Nakada, H.Okamura, H.J.Ong, T.Otsuka, G.Perdikakis, B.Rubio, H.Sagawa, P.Sarriguren, C.Scholl, Y.Shimbara, E.J.Stephenson, T.Suzuki, A.Tamii, J.H.Thies, K.Yoshida, R.G.T.Zegers, J.Zenihiro

High-resolution study of Gamow-Teller excitations in the 42Ca (3He, t) 42Sc reaction and the observation of a "low-energy super-Gamow-Teller state"

NUCLEAR REACTIONS 42Ca(3He, t), E=140 MeV/nucleon; measured triton spectra, σ(θ) using Grand Raiden spectrometer at RCNP facility. 42Sc; deduced levels, J, π, IAS, isospin of excited GT states, L-transfers, B(GT), configurations. Comparison of B(GT) values with those for 44,48Sc, and from 42Ti β+ decay to 42Sc. Isospin assignments made in comparison with results from 42Ca(p, p') reaction. Comparison with shell-model calculations using GXPF1J interaction. 12N, 16F, 40,44Sc; observed peaks from contaminants in the target material, and appropriate corrections applied to triton spectra for 42Sc.

doi: 10.1103/PhysRevC.91.064316
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2015MO01      Phys.Rev. C 91, 014301 (2015)

F.Molina, B.Rubio, Y.Fujita, W.Gelletly, J.Agramunt, A.Algora, J.Benlliure, P.Boutachkov, L.Caceres, R.B.Cakirli, E.Casarejos, C.Domingo-Pardo, P.Doornenbal, A.Gadea, E.Ganioglu, M.Gascon, H.Geissel, J.Gerl, M.Gorska, J.Grebosz, R.Hoischen, R.Kumar, N.Kurz, I.Kojouharov, L.Amon Susam, H.Matsubara, A.I.Morales, Y.Oktem, D.Pauwels, D.Perez-Loureiro, S.Pietri, Zs.Podolyak, W.Prokopowicz, D.Rudolph, H.Schaffner, S.J.Steer, J.L.Tain, A.Tamii, S.Tashenov, J.J.Valiente-Dobon, S.Verma, H-J.Wollersheim

Tz= -1 → 0β decays of 54Ni, 50Fe, 46Cr, and 42Ti and comparison with mirror (3He, t) measurements

RADIOACTIVITY 42Ti, 46Cr, 50Fe, 54Ni(β+), (EC)[from Be(58Ni, X), E=680 MeV/nucleon]; measured Eγ, Iγ, γγ-, βγ-coin, implant-β correlations, half-lives from β and γ decay curves, yields of reaction products using fragment separator FRS, particle detectors and RISING Ge array at SIS-18 synchrotron facility of GSI. 42Sc, 46V, 50Mn, 54Co; deduced levels, J, π, β feedings, logft, B(GT+). Comparison of B(GT) values with those from (3He, t) reactions at RCNP-Osaka. Superallowed Fermi transitions between Tz=-1 and Tz=0 nuclei for testing the unitarity of the CKM matrix.

doi: 10.1103/PhysRevC.91.014301
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2015OR02      Acta Phys.Pol. B46, 709 (2015)

S.E.A.Orrigo, B.Rubio, Y.Fujita, B.Blank, W.Gelletly, J.Agramunt, A.Algora, P.Ascher, B.Bilgier, L.Caceres, R.B.Cakirli, H.Fujita, E.Ganioglu, M.Gerbaux, J.Giovinazzo, S.Grevy, O.Kamalou, H.C.Kozer, L.Kucuk, T.Kurtukian-Nieto, F.Molina, L.Popescu, A.M.Rogers, G.Susoy, C.Stodel, T.Suzuki, A.Tamii, J.C.Thomas

β-delayed γ-proton Decay in 56Zn: Analysis of the Charged-particle Spectrum

RADIOACTIVITY 56Zn(ECp) [from Ni(56Ni, X)56Zn, E=74.5 MeV/nucleon]; measured decay products, Ep, Ip; deduced the charged particle spectrum.

doi: 10.5506/APhysPolB.46.709
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2015TA17      Phys.Rev.Lett. 115, 062502 (2015)

J.L.Tain, E.Valencia, A.Algora, J.Agramunt, B.Rubio, S.Rice, W.Gelletly, P.Regan, A.-A.Zakari-Issoufou, M.Fallot, A.Porta, J.Rissanen, T.Eronen, J.Aysto, L.Batist, M.Bowry, V.M.Bui, R.Caballero-Folch, D.Cano-Ott, V.-V.Elomaa, E.Estevez, G.F.Farrelly, A.R.Garcia, B.Gomez-Hornillos, V.Gorlychev, J.Hakala, M.D.Jordan, A.Jokinen, V.S.Kolhinen, F.G.Kondev, T.Martinez, E.Mendoza, I.Moore, H.Penttila, Zs.Podolyak, M.Reponen, V.Sonnenschein, A.A.Sonzogni

Enhanced γ-Ray Emission from Neutron Unbound States Populated in β Decay

RADIOACTIVITY 87,88Br, 94Rb(β-), (β-n); measured decay products, Eβ, Iβ, En, In, Eγ, Iγ; deduced γ-ray branching ratio. Comparison with Hauser-Feshbach statistical calculations.

doi: 10.1103/PhysRevLett.115.062502
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2014AG12      Nucl.Data Sheets 120, 74 (2014)

J.Agramunt, A.R.Garcia, A.Algora, J.Aysto, R.Caballero-Folch, F.Calvino, D.Cano-Ott, G.Cortes, C.Domingo-Pardo, T.Eronen, W.Gelletly, M.B.Gomez Hornillos, J.Hakala, A.Jokinen, D.Jordan, A.Kankainen, V.Kolkinen, T.Martinez, P.J.Mason, I.Moore, H.Penttila, Zs.Podolyak, M.Reponen, A.Riego, J.Rissanen, B.Rubio, A.Saastamoinen, J.L.Tain, E.Valencia

New Beta-delayed Neutron Measurements in the Light-mass Fission Group

RADIOACTIVITY 91Br, 85,86As, 85Ge(β-), (β-n); measured decay products, Eγ, Iγ, Eβ, Ib, En, In.; deduced β-delayed neutron emission probabilities. Comparison with available data.

doi: 10.1016/j.nds.2014.07.010
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23315.


2014AL01      Hyperfine Interactions 223, 245 (2014)

A.Algora, D.Jordan, J.L.Tain, B.Rubio, J.Agramunt, L.Caballero, E.Nacher, A.B.Perez-Cerdan, F.Molina, E.Estevez, E.Valencia, A.Krasznahorkay, M.D.Hunyadi, J.Gulyas, A.Vitez, M.Csatlos, L.Csige, T.Eronen, J.Rissanen, A.Saastamoinen, I.D.Moore, H.Penttila, V.S.Kolhinen, K.Burkard, W.Huller, L.Batist, W.Gelletly, A.L.Nichols, T.Yoshida, A.A.Sonzogni, K.Perajarvi

Decay heat studies for nuclear energy

doi: 10.1007/s10751-012-0623-6
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2014AL15      Nucl.Data Sheets 120, 12 (2014)

A.Algora, E.Valencia, J.L.Tain, M.D.Jordan, J.Agramunt, B.Rubio, E.Estevez, F.Molina, A.Montaner, V.Guadilla, M.Fallot, A.Porta, A.-A.Zakari-Issoufou, V.M.Bui, S.Rice, Zs.Podolyak, P.H.Regan, W.Gelletly, M.Bowry, P.Mason, G.F.Farrelly, J.Rissanen, T.Eronen, I.Moore, H.Penttila, J.Aysto, V.Eloma, J.Hakala, A.Jokinen, V.Kolkinen, M.Reponen, V.Sonnenschein, D.Cano-Ott, T.Martinez, E.Mendoza, A.R.Garcia, M.B.Gomez Hornillos, V.Gorlychev, R.Caballero-Folch, F.G.Kondev, A.A.Sonzogni

Total Absorption Study of Beta Decays Relevant for Nuclear Applications and Nuclear Structure

RADIOACTIVITY 87,88Br(β-), (β-n); measured decay products, Eγ, Iγ, Eβ, Iβ, β-γ-coin.; deduced β-decay feeding distributions, decay heat impact. Comparison with ENDF/B-VII.1 library.

doi: 10.1016/j.nds.2014.06.129
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2014CA23      Nucl.Data Sheets 120, 81 (2014)

R.Caballero-Folch, C.Domingo-Pardo, G.Cortes, J.L.Tain, J.Agramunt, A.Algora, F.Ameil, Y.Ayyad, J.Benlliure, M.Bowry, F.Calvino, D.Cano-Ott, T.Davinson, I.Dillmann, A.Estrade, A.Evdokimov, T.Faestermann, F.Farinon, D.Galaviz, A.Garcia-Rios, H.Geissel, W.Gelletly, R.Gernhauser, M.B.Gomez Hornillos, C.Guerrero, M.Heil, C.Hinke, R.Knobel, I.Kojouharov, J.Kurcewicz, N.Kurz, Y.Litvinov, L.Maier, J.Marganiec, M.Marta, T.Martinez, F.Montes, I.Mukha, D.R.Napoli, C.Nociforo, C.Paradela, S.Pietri, Zs.Podolyak, A.Prochazka, S.Rice, A.Riego, B.Rubio, H.Schaffner, C.Scheidenberger, K.Smith, E.Sokol, K.Steiger, B.Sun, M.Takechi, D.Testov, H.Weick, E.Wilson, J.S.Winfield, R.Wood, P.J.Woods, A.Yeremin

β-decay and β-delayed Neutron Emission Measurements at GSI-FRS Beyond N=126, for r-process Nucleosynthesis

RADIOACTIVITY 208,209,210,211Hg, 211,212,213,214,215Tl, 214,215,216,217,218Pb(β-), (β-n); measured decay products, Eβ, Iβ, En, In.; deduced preliminary T1/2.

doi: 10.1016/j.nds.2014.07.012
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2014ES05      Nucl.Data Sheets 120, 149 (2014)

M.Estienne, M.Fallot, S.Cormon, A.Algora, V.M.Bui, A.Cucoanes, M.Elnimr, L.Giot, D.Jordan, J.Martino, A.Onillon, A.Porta, G.Pronost, A.Remoto, J.L.Tain, F.Yermia, A.-A.Zakari-Issoufou

Contribution of Recently Measured Nuclear Data to Reactor Antineutrino Energy Spectra Predictions

RADIOACTIVITY 102,104,105,106,107Tc, 105Mo, 101Nb(β-); analyzed available data.; deduced impact on reactor antineutrino spectra.

doi: 10.1016/j.nds.2014.07.031
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2014FU02      Phys.Rev.Lett. 112, 112502 (2014)

Y.Fujita, H.Fujita, T.Adachi, C.L.Bai, A.Algora, G.P.A.Berg, P.von Brentano, G.Colo, M.Csatlos, J.M.Deaven, E.Estevez Aguado, C.Fransen, D.De Frenne, K.Fujita, E.Ganioglu, C.J.Guess, J.Gulyas, K.Hatanaka, K.Hirota, M.Honma, D.Ishikawa, E.Jacobs, A.Krasznahorkay, H.Matsubara, K.Matsuyanagi, R.Meharchand, F.Molina, K.Muto, K.Nakanishi, A.Negret, H.Okamura, H.J.Ong, T.Otsuka, N.Pietralla, G.Perdikakis, L.Popescu, B.Rubio, H.Sagawa, P.Sarriguren, C.Scholl, Y.Shimbara, Y.Shimizu, G.Susoy, T.Suzuki, Y.Tameshige, A.Tamii, J.H.Thies, M.Uchida, T.Wakasa, M.Yosoi, R.G.T.Zegers, K.O.Zell, J.Zenihiro

Observation of Low- and High-Energy Gamow-Teller Phonon Excitations in Nuclei

NUCLEAR REACTIONS 42Ca, 46Ti, 50Cr, 54Fe(3He, t), E=140 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced cumulative-sum strengths of the experimental B(GT) values in the final nuclei, two kinds of GT phonon states. GXPF1J, quasi particle random phase approximation (QRPA) framework based on a self-consistent Hartree-Fock mean field with Skyrme interaction calculations, comparison with available data.

doi: 10.1103/PhysRevLett.112.112502
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2014GA01      Hyperfine Interactions 223, 201 (2014)

A.Garcia, S.Sjue, E.Swanson, C.Wrede, D.Melconian, A.Algora, I.Ahmad

Decay studies for neutrino physics

RADIOACTIVITY 100Tc, 116In(β-); measured decay products, Eβ, Iβ, X-rays; deduced branching ratios. Comparison with available data.

doi: 10.1007/s10751-012-0619-2
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2014GO01      Hyperfine Interactions 223, 185 (2014)

M.B.Gomez Hornillos, J.Rissanen, J.L.Tain, A.Algora, K.L.Kratz, G.Lhersonneau, B.Pfeiffer, J.Agramunt, D.Cano-Ott, V.Gorlychev, R.Caballero-Folch, T.Martinez, L.Achouri, F.Calvino, G.Cortes, T.Eronen, A.Garcia, M.Parlog, Z.Podolyak, C.Pretel, E.Valencia, for the IGISOL Collaboration

β-delayed neutron emission studies

doi: 10.1007/s10751-012-0617-4
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2014GO20      Phys.Rev. C 90, 034317 (2014)

A.Gottardo, J.J.Valiente-Dobon, G.Benzoni, S.Lunardi, A.Gadea, A.Algora, N.Al-Dahan, G.de Angelis, Y.Ayyad, D.Bazzacco, J.Benlliure, P.Boutachkov, M.Bowry, A.Bracco, A.M.Bruce, M.Bunce, F.Camera, E.Casarejos, M.L.Cortes, F.C.L.Crespi, A.Corsi, A.M.D.Bacelar, A.Y.Deo, C.Domingo-Pardo, M.Doncel, T.Engert, K.Eppinger, G.F.Farrelly, F.Farinon, E.Farnea, H.Geissel, J.Gerl, N.Goel, M.Gorska, J.Grebosz, E.Gregor, T.Habermann, R.Hoischen, R.Janik, P.R.John, S.Klupp, I.Kojouharov, N.Kurz, S.M.Lenzi, S.Leoni, S.Mandal, R.Menegazzo, D.Mengoni, B.Million, V.Modamio, A.I.Morales, D.R.Napoli, F.Naqvi, R.Nicolini, C.Nociforo, M.Pfutzner, S.Pietri, Zs.Podolyak, A.Prochazka, W.Prokopowicz, F.Recchia, P.H.Regan, M.W.Reed, D.Rudolph, E.Sahin, H.Schaffner, A.Sharma, B.Sitar, D.Siwal, K.Steiger, P.Strmen, T.P.D.Swan, I.Szarka, C.A.Ur, P.M.Walker, H.Weick, O.Wieland, H-J.Wollersheim

Isomeric decay spectroscopy of the 217Bi isotope

RADIOACTIVITY 217mBi(IT)[from 9Be(238U, X), E=1 GeV/nucleon]; measured Eγ, Iγ, γγ-coin, isomer half-life by γ(t) using FRS-RISING system at UNILAC-SIS-18 accelerator facility of GSI. 217Bi; deduced levels, J, π, B(E2). Comparison with large-scale shell model calculations and structures of 211,213,215Bi.

NUCLEAR STRUCTURE 211,213,215,217Bi; calculated levels, J, π using large-scale shell model and Kuo-Herling (KH) interaction. Comparison with experimental data.

doi: 10.1103/PhysRevC.90.034317
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Data from this article have been entered in the XUNDL database. For more information, click here.


2014GR10      Phys.Rev.Lett. 113, 092501 (2014)

E.Grodner, A.Gadea, P.Sarriguren, S.M.Lenzi, J.Grebosz, J.J.Valiente-Dobon, A.Algora, M.Gorska, P.H.Regan, D.Rudolph, G.de Angelis, J.Agramunt, N.Alkhomashi, L.Amon Susam, D.Bazzacco, J.Benlliure, G.Benzoni, P.Boutachkov, A.Bracco, L.Caceres, R.B.Cakirli, F.C.L.Crespi, C.Domingo-Pardo, M.Doncel, Zs.Dombradi, P.Doornenbal, E.Farnea, E.Ganioglu, W.Gelletly, J.Gerl, A.Gottardo, T.Huyuk, N.Kurz, S.Leoni, D.Mengoni, F.Molina, A.I.Morales, R.Orlandi, Y.Oktem, R.D.Page, D.Perez, S.Pietri, Zs.Podolyak, A.Poves, B.Quintana, S.Rinta-Antila, B.Rubio, B.S.Nara Singh, A.N.Steer, S.Verma, R.Wadsworth, O.Wieland, H.J.Wollersheim

Hindered Gamow-Teller Decay to the Odd-Odd N=Z 62Ga: Absence of Proton-Neutron T=0 Condensate in A=62

RADIOACTIVITY 62Ge(EC) [from 9Be(78Kr, X), E=750 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced T1/2, energy levels, J, π, Gamow-Teller strength B(GT). Comparison with ISM using KB3G interaction and QRPA approaches.

doi: 10.1103/PhysRevLett.113.092501
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2014MA51      Nucl.Data Sheets 120, 78 (2014)

T.Martinez, D.Cano-Ott, J.Castilla, A.R.Garcia, J.Marin, G.Martinez, E.Mendoza, C.Santos, F.J.Tera, D.Villamarin, J.Agramunt, A.Algora, C.Domingo, M.D.Jordan, B.Rubio, J.L.Tain, C.Bhattacharya, K.Banerjee, S.Bhattacharya, P.Roy, J.K.Meena, S.Kundu, G.Mukherjee, T.K.Ghosh, T.K.Rana, R.Pandey, A.Saxena, B.Behera, H.Penttila, A.Jokinen, S.Rinta-Antila, C.Guerrero, M.C.Ovejero

MONSTER: a TOF Spectrometer for β-delayed Neutron Spectroscopy

doi: 10.1016/j.nds.2014.07.011
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