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NSR database version of April 11, 2024.

Search: Author = F.H.Garcia

Found 44 matches.

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2024LU03      Phys.Rev. C 109, 014309 (2024)

R.S.Lubna, A.B.Garnsworthy, V.Tripathi, G.C.Ball, C.R.Natzke, M.Rocchini, C.Andreoiu, S.S.Bhattacharjee, I.Dillmann, F.H.Garcia, S.A.Gillespie, G.Hackman, C.J.Griffin, G.Leckenby, T.Miyagi, B.Olaizola, C.Porzio, M.M.Rajabali, Y.Saito, P.Spagnoletti, S.L.Tabor, R.Umashankar, V.Vedia, A.Volya, J.Williams, D.Yates

Cross-shell excited configurations in the structure of 34Si

doi: 10.1103/PhysRevC.109.014309
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2023KO21      Phys.Rev. C 108, 034601 (2023)

J.Kovoor, K.L.Jones, J.Hooker, M.Vostinar, R.Kanungo, S.D.Pain, M.Alcorta, J.Allen, C.Andreoiu, L.Atar, D.W.Bardayan, S.S.Bhattacharjee, D.Blankstein, C.Burbadge, S.Burcher, W.N.Catford, S.Cha, K.Chae, D.Connolly, B.Davids, N.E.Esker, F.H.Garcia, S.Gillespie, R.Ghimire, A.Gula, G.Hackman, S.Hallam, M.Hellmich, J.Henderson, M.Holl, P.Jassal, S.King, T.Knight, R.Kruecken, A.Lepailleur, J.Liang, L.Morrison, P.D.O'Malley, X.Pereira-Lopez, A.Psaltis, A.Radich, J.Refsgaard, A.C.Shotter, M.Williams, O.Workman

Structure studies of 13Be from the 12Be(d, p) reaction in inverse kinematics on a solid deuteron target

doi: 10.1103/PhysRevC.108.034601
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2023YA17      Phys.Rev. C 107, 064309 (2023)

D.Yates, R.Krucken, I.Dillmann, P.E.Garrett, B.Olaizola, V.Vedia, F.A.Ali, C.Andreoiu, W.Ashfield, G.C.Ball, Z.Beadle, N.Bernier, S.S.Bhattacharjee, H.Bidaman, V.Bildstein, D.Bishop, M.Bowry, C.Burbadge, R.Caballero-Folch, D.Z.Chaney, D.C.Cross, A.Diaz Varela, M.R.Dunlop, R.Dunlop, L.J.Evitts, F.H.Garcia, A.B.Garnsworthy, S.Georges, S.A.Gillespie, G.Hackman, J.Henderson, B.Jigmeddorj, J.Lassen, R.Li, B.K.Luna, A.D.MacLean, C.R.Natzke, C.M.Petrache, A.J.Radich, M.M.Rajabali, P.H.Regan, Y.Saito, J.Smallcombe, J.K.Smith, M.Spieker, C.E.Svensson, A.Teigelhofer, K.Whitmore, T.Zidar

Decay spectroscopy of 160Eu: Quasiparticle configurations of excited states and structure of Kπ = 4+ bandheads in 160Gd

RADIOACTIVITY 160,160mEu(β-)[from U(p, X), E=480 MeV]; measured Eγ, Iγ, γγ-coin, γγ(θ) βγγ-coin; deduced logft, β-feeding intensities. 160Eu; deduced J, π of the b-decaying isomeric states with preliminary J=1 and J=5 assignments, configurations. 160Gd; deduced levels, J, π, transition intensities, δ, B(M1), B(E2), T1/2 of the excited states populated in 160Eu decay, band configurations. Comparison to previous experimental results. GRIFFIN spectrometer consisting of 15 HPGe clover detectors and surrounded by 7 LaBr3(Ce) detectors for lifetime measurements at the TRIUMF-ISAC facility.

doi: 10.1103/PhysRevC.107.064309
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2021DI09      Phys.Rev. C 104, 064304 (2021)

B.Ding, C.M.Petrache, S.Guo, E.A.Lawrie, I.Wakudyanaye, Z.H.Zhang, H.L.Wang, H.Y.Meng, D.Mengoni, Y.H.Qiang, J.G.Wang, C.Andreoiu, A.Astier, A.Avaa, T.Back, R.A.Bark, D.Bazzacco, A.Boso, T.D.Bucher, B.Cederwall, M.V.Chisapi, H.L.Fan, F.Galtarossa, F.H.Garcia, A.Goasduff, G.Jaworski, P.Jones, I.Kuti, J.J.Lawrie, G.S.Li, R.Li, M.L.Liu, Z.Liu, B.Lomberg, B.F.Lv, T.Marchlewski, L.Mdletshe, L.Msebi, S.H.Mthembu, D.R.Napoli, A.Netshiya, M.F.Nkalanga, J.N.Orce, K.Ortner, F.Recchia, S.Riccetto, A.Rohilla, T.W.Seakamela, M.Siciliano, M.A.Sithole, D.Sohler, J.Srebrny, D.Testov, A.Tucholski, J.J.Valiente-Dobon, F.Wentzel, K.Whitmore, Y.H.Zhang, K.K.Zheng, X.H.Zhou, B.R.Zikhali

Signature splitting of the g7/2 [404] 7/2+ bands in 131Ba and 133Ce

NUCLEAR REACTIONS 122Sn(13C, 4nγ)131Ba, E=65 MeV from XTU Tandem accelerator at LNL-Legnaro; 125Te(12C, 4nγ)133Ce, E=57 MeV from separated sector cyclotron of iThemba LABS; measured Eγ, Iγ, γγ-coin, γγ(θ) using GALILEO array of 25 Compton-suppressed HPGe detectors, EUCLIDES silicon ball for charged particles and the Neutron Wall array for neutrons for 131Ba at Legnaro, and AFRODITE array of eight Compton-suppressed clover detectors for 133Ce at iThemba LABS. 131Ba, 133Ce; deduced high-spin levels, multipolarities, J, π, bands, quasiparticle alignments, dynamical moments of inertia, signature splittings and configurations. Comparison with cranked shell model and quasiparticle-plus-triaxial-rotor model calculations.

doi: 10.1103/PhysRevC.104.064304
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2021GA10      Phys.Rev. C 103, 024310 (2021)

F.H.Garcia, C.Andreoiu, G.C.Ball, N.Bernier, H.Bidaman, V.Bildstein, M.Bowry, D.S.Cross, M.R.Dunlop, R.Dunlop, A.B.Garnsworthy, P.E.Garrett, J.Henderson, J.Measures, B.Olaizola, K.Ortner, J.Park, C.M.Petrache, J.L.Pore, K.Raymond, J.K.Smith, D.Southall, C.E.Svensson, M.Ticu, J.Turko, K.Whitmore, T.Zidar, for the GRIFFIN Collaboration

Spectroscopic studies of neutron-rich 129In and its β-decay daughter, 129Sn, using the GRIFFIN spectrometer

RADIOACTIVITY 129,129mIn(β-)[from UCx(p, F), E=480 MeV, followed by ionization and extraction of relevant isotopes using the Ion-Guide Laser Ion Source (IGLIS) and mass separation of ions of interest using high-resolution mass spectrometer at ISAC-TRIUMF]; measured Eγ, Iγ, β, βγ- and γγ-coin, half-lives of decays of 129In g.s. and three isomers of 129In using GRIFFIN array for γ detection, and SCEPTAR for β particles. 129Sn; deduced levels, J, π, γ-branching ratios, β feedings, logft values from the decays of 129In g.s., and three isomeric states of 129In. 129mIn; deduced β branching for the decay of (29/2+), 1911-keV isomer. Comparison with previous results from the ENSDF database.

doi: 10.1103/PhysRevC.103.024310
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2021LO11      Phys.Rev.Lett. 127, 112701 (2021)

G.Lotay, S.A.Gillespie, M.Williams, T.Rauscher, M.Alcorta, A.M.Amthor, C.A.Andreoiu, D.Baal, G.C.Ball, S.S.Bhattacharjee, H.Behnamian, V.Bildstein, C.Burbadge, W.N.Catford, D.T.Doherty, N.E.Esker, F.H.Garcia, A.B.Garnsworthy, G.Hackman, S.Hallam, K.A.Hudson, S.Jazrawi, E.Kasanda, A.R.L.Kennington, Y.H.Kim, A.Lennarz, R.S.Lubna, C.R.Natzke, N.Nishimura, B.Olaizola, C.Paxman, A.Psaltis, C.E.Svensson, J.Williams, B.Wallis, D.Yates, D.Walter, B.Davids

First Direct Measurement of an Astrophysical p-Process Reaction Cross Section Using a Radioactive Ion Beam

NUCLEAR REACTIONS 1H(83Rb, γ), (84Kr, γ), E=2.4, 2.7 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, partial σ. Comparison with statistical model calculations.

doi: 10.1103/PhysRevLett.127.112701
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2660.


2020GA27      Phys.Rev.Lett. 125, 172501 (2020)

F.H.Garcia, C.Andreoiu, G.C.Ball, A.Bell, A.B.Garnsworthy, F.Nowacki, C.M.Petrache, A.Poves, K.Whitmore, F.A.Ali, N.Bernier, S.S.Bhattacharjee, M.Bowry, R.J.Coleman, I.Dillmann, I.Djianto, A.M.Forney, M.Gascoine, G.Hackman, K.G.Leach, A.N.Murphy, C.R.Natzke, B.Olaizola, K.Ortner, E.E.Peters, M.M.Rajabali, K.Raymond, C.E.Svensson, R.Umashankar, J.Williams, D.Yates

Absence of Low-Energy Shape Coexistence in 80Ge: The Nonobservation of a Proposed Excited 0+2 Level at 639 keV

RADIOACTIVITY 80Ga(β-); measured decay products, Eγ, Iγ, Eβ, Iβ, γ-γ-coin.; deduced γ-ray energies and intensities, J, π, partial level scheme, lack of evidence for low-energy shape coexistence. Comparison with large-scale shell model calculations.

doi: 10.1103/PhysRevLett.125.172501
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2020GU16      Phys.Lett. B 807, 135572 (2020)

S.Guo, C.M.Petrache, D.Mengoni, Y.H.Qiang, Y.P.Wang, Y.Y.Wang, J.Meng, Y.K.Wang, S.Q.Zhang, P.W.Zhao, A.Astier, J.G.Wang, H.L.Fan, E.Dupont, B.F.Lv, D.Bazzacco, A.Boso, A.Goasduff, F.Recchia, D.Testov, F.Galtarossa, G.Jaworski, D.R.Napoli, S.Riccetto, M.Siciliano, J.J.Valiente-Dobon, M.L.Liu, G.S.Li, X.H.Zhou, Y.H.Zhang, C.Andreoiu, F.H.Garcia, K.Ortner, K.Whitmore, A.Atac Nyberg, T.Back, B.Cederwall, E.A.Lawrie, I.Kuti, D.Sohler, T.Marchlewski, J.Srebrny, A.Tucholski

Evidence for pseudospin-chiral quartet bands in the presence of octupole correlations

NUCLEAR STRUCTURE 131Ba; analyzed available data; calculated B(E1), three pairs of nearly degenerate doublet bands using the reflection-asymmetric triaxial particle rotor model.

doi: 10.1016/j.physletb.2020.135572
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2020GU21      Phys.Rev. C 102, 044320 (2020)

S.Guo, C.M.Petrache, D.Mengoni, Y.X.Liu, Q.B.Chen, Y.H.Qiang, A.Astier, E.Dupont, K.K.Zheng, J.G.Wang, B.Ding, B.F.Lv, M.L.Liu, Y.D.Fang, X.H.Zhou, D.Bazzacco, A.Boso, A.Goasduff, F.Recchia, D.Testov, F.Galtarossa, G.Jaworski, D.R.Napoli, S.Riccetto, M.Siciliano, J.J.Valiente-Dobon, C.Andreoiu, F.H.Garcia, K.Ortner, K.Whitmore, B.Cederwall, E.A.Lawrie, I.Kuti, D.Sohler, T.Marchlewski, J.Srebrny, A.Tucholski

Pseudospin partner bands in 130Ba

NUCLEAR REACTIONS 122Sn(13C, 5n), E=65 MeV; measured Eγ, Iγ, γγ-, (particle)γ, nγ-coin, γγ(θ) at two points using the GALILEO array coupled to the EUCLIDES and Neutron Wall detector arrays at the XTU Tandem accelerator of LNL-Legnaro. 130Ba; deduced high-spin levels, J, π, multipolarities, mixing ratios, bands, B(M1)/B(E2), alignment plots, moments of inertia, signature and pseudospin splittings of bands, configurations. Comparison with projected shell model (PSM) and the particle rotor model (PRM) calculations.

doi: 10.1103/PhysRevC.102.044320
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2020OR05      Phys.Rev. C 102, 024323 (2020)

K.Ortner, C.Andreoiu, M.Spieker, G.C.Ball, N.Bernier, H.Bidaman, V.Bildstein, M.Bowry, D.S.Cross, M.R.Dunlop, R.Dunlop, F.H.Garcia, A.B.Garnsworthy, P.E.Garrett, J.Henderson, J.Measures, B.Olaizola, J.Park, C.M.Petrache, J.L.Pore, K.Raymond, J.K.Smith, D.Southall, C.E.Svensson, M.Ticu, J.Turko, K.Whitmore, T.Zidar

Collective 2p-2h intruder states in 118Sn studied via decay of 118In using the GRIFFIN spectrometer at TRIUMF

RADIOACTIVITY 118mIn(β-)[118mIn beam from U(p, X), E=480 MeV, followed by selection of ions through Ion-Guide Laser Ion Source (IG-LIS) at TRIUMF-ISAC]; measured Eγ, Iγ, Eβ, βγ- and γγ-coin, γγ(θ) using GRIFFIN array for γ detection, and SCEPTAR array for β particles. 118Sn; deduced levels, J, π, γ-branching ratios, mixing ratios, B(E2), β feedings, logft. Comparison with sd IBM-2 theoretical calculations using the computer code NPBOS. Comparison with evaluated data in the ENSDF database. Systematics of B(E2) values for transitions from 2+ states in 112,114,116,118,120,122Sn.

doi: 10.1103/PhysRevC.102.024323
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2020WH02      Phys.Rev. C 102, 024327 (2020)

K.Whitmore, C.Andreoiu, F.H.Garcia, K.Ortner, J.D.Holt, T.Miyagi, G.C.Ball, N.Bernier, H.Bidaman, V.Bildstein, M.Bowry, D.S.Cross, M.R.Dunlop, R.Dunlop, A.B.Garnsworthy, P.E.Garrett, J.Henderson, J.Measures, B.Olaizola, J.Park, C.M.Petrache, J.L.Pore, J.K.Smith, D.Southall, C.E.Svensson, M.Ticu, J.Turko, T.Zidar

β decay of 132In and spectroscopy of 132Sn and 131Sb with the GRIFFIN spectrometer

RADIOACTIVITY 132In(β-), (β-n)[132In beam from U(p, X), E=480 MeV, followed by selection of ions through Ion-Guide Laser Ion Source (IG-LIS) at TRIUMF-ISAC]; 131mSn(β-)[from 132In β-n decay]; measured Eγ, Iγ, Eβ, βγ- and γγ-coin, γγ(θ), half-life of 132In decay using GRIFFIN array for γ detection, and SCEPTAR array for β particles. 132In; deduced beta-delayed neutron emission probability or Pn for decay of 132In from total number of decays and γ intensities. 131Sb, 132Sn; deduced levels, J, π, γ-branching ratios, mixing ratio for a transition in 132Sn, β feedings and logft values for levels in 132Sn. Comparison with VS-IMSRG theoretical calculations for positive-parity states in 132Sn. Comparison with evaluated data in the ENSDF database.

doi: 10.1103/PhysRevC.102.024327
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2019DU12      Phys.Rev. C 99, 045805 (2019)

R.Dunlop, C.E.Svensson, C.Andreoiu, G.C.Ball, N.Bernier, H.Bidaman, V.Bildstein, M.Bowry, D.S.Cross, I.Dillmann, M.R.Dunlop, F.H.Garcia, A.B.Garnsworthy, P.E.Garrett, G.Hackman, J.Henderson, J.Measures, D.Mucher, B.Olaizola, K.Ortner, J.Park, C.M.Petrache, J.L.Pore, J.K.Smith, D.Southall, M.Ticu, J.Turko, K.Whitmore, T.Zidar

β decay and β-delayed neutron decay of the N=82 nucleus 13149In82

RADIOACTIVITY 131In(β-), (β-n)[from U(p, F), E=480 MeV]; measured Eγ, Iγ, Iβ-, γγ-, βγ-, and βγγ-coin, half-lives of 9/2+ ground state, 1/2- and 21/2+ isomers in 131In, and those of 10+ isomer in 130Sn, and (23/2-) isomer in 131Sn using the GRIFFIN array for γ detection and the SCEPTAR array for β detection at TRIUMF-ISAC facility. 130,131Sn, 130Sb; deduced levels, J, π, conversion coefficient, multipolarity, configurations, β feedings, delayed-neutron emission probabilities Pn for 21/2+ isomer, and combined Pn for 1/2- isomer and 9/2+ g.s. for the decays of 131In activities. Comparison with previous experimental results.

doi: 10.1103/PhysRevC.99.045805
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2019MA29      Phys.Rev. C 99, 044320 (2019)

A.Matta, W.N.Catford, N.A.Orr, J.Henderson, P.Ruotsalainen, G.Hackman, A.B.Garnsworthy, F.Delaunay, R.Wilkinson, G.Lotay, Na.Tsunoda, T.Otsuka, A.J.Knapton, G.C.Ball, N.Bernier, C.Burbadge, A.Chester, D.S.Cross, S.Cruz, C.Aa.Diget, T.Domingo, T.E.Drake, L.J.Evitts, F.H.Garcia, S.Hallam, E.MacConnachie, M.Moukaddam, D.Muecher, E.Padilla-Rodal, O.Paetkau, J.Park, J.L.Pore, U.Rizwan, J.Smallcombe, J.K.Smith, K.Starosta, C.E.Svensson, J.Williams, M.Williams

Shell evolution approaching the N-20 island of inversion: Structure of 29Mg

NUCLEAR REACTIONS 2H(28Mg, p), E=8.0 MeV/nucleon, [secondary 28Mg beam from C(p, X), E=520 MeV primary reaction at the ISAC2 of TRIUMF]; measured Ep, Ip, Eγ, Iγ, (recoil)γ-coin, and differential σ(θ) using SHARC array of double-sided silicon strip detectors, TIGRESS array of HPGe detectors, and TRIFOIL plastic scintillator. 29Mg; deduced levels, J, π, spectroscopic factors. Comparison with shell model calculations. Systematics of intruder states in 25,27,29,31Mg.

NUCLEAR STRUCTURE 29Mg; calculated levels, J, π, neutron occupancies using shell model with EEdf1 interaction. Comparison with experimental data.

doi: 10.1103/PhysRevC.99.044320
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Data from this article have been entered in the XUNDL database. For more information, click here.


2019PE06      Phys.Rev. C 99, 024303 (2019)

C.M.Petrache, J.-M.Regis, C.Andreoiu, M.Spieker, C.Michelagnoli, P.E.Garrett, A.Astier, E.Dupont, F.Garcia, S.Guo, G.Hafner, J.Jolie, F.Kandzia, V.Karayonchev, Y.-H.Kim, L.Knafla, U.Koster, B.F.Lv, N.Marginean, C.Mihai, P.Mutti, K.Ortner, C.Porzio, S.Prill, N.Saed-Samii, W.Urban, J.R.Vanhoy, K.Whitmore, J.Wisniewski, S.W.Yates

Collectivity of the 2p-2h proton intruder band of 116Sn

NUCLEAR REACTIONS 115Sn(n, γ), E=thermal; measured Eγ, Iγ, γγ-coin, half-lives of levels using γγ-coin fast timing technique at ILL-Grenoble. 116Sn; deduced levels, J, π, B(E2) values of states in the normal and intruder configurations. Comparison with previous measurements, and with theoretical predictions using IBM-2. Systematics of levels, J, π and half-lives in 110,112,114,116,118,120,122Sn.

doi: 10.1103/PhysRevC.99.024303
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2019PE12      Phys.Lett. B 795, 241 (2019)

C.M.Petrache, P.M.Walker, S.Guo, Q.B.Chen, S.Frauendorf, Y.X.Liu, R.A.Wyss, D.Mengoni, Y.H.Qiang, A.Astier, E.Dupont, R.Li, B.F.Lv, K.K.Zheng, D.Bazzacco, A.Boso, A.Goasduff, F.Recchia, D.Testov, F.Galtarossa, G.Jaworski, D.R.Napoli, S.Riccetto, M.Siciliano, J.J.Valiente-Dobon, M.L.Liu, X.H.Zhou, J.G.Wang, C.Andreoiu, F.H.Garcia, K.Ortner, K.Whitmore, T.Back, B.Cederwall, E.A.Lawrie, I.Kuti, D.Sohler, J.Timar, T.Marchlewski, J.Srebrny, A.Tucholski

Diversity of shapes and rotations in the γ-soft 130Ba nucleus: First observation of a t-band in the A = 130 mass region

NUCLEAR REACTIONS 122Sn(13C, 5n), E=65 MeV; measured reaction products, Eγ, Iγ; deduced energy levels, J, π, B(M1)/B(E2), quasiparticle t-band and the odd-spin partners of the S-bands built on prolate 2qp-proton and oblate 2qp-neutron configurations. Comparison with theoretical calculations.

doi: 10.1016/j.physletb.2019.06.040
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2019QI01      Phys.Rev. C 99, 014307 (2019)

Y.H.Qiang, C.M.Petrache, S.Guo, P.M.Walker, D.Mengoni, Q.B.Chen, B.F.Lv, A.Astier, E.Dupont, M.L.Liu, X.H.Zhou, J.G.Wang, D.Bazzacco, A.Boso, A.Goasduff, F.Recchia, D.Testov, F.Galtarossa, G.Jaworski, D.R.Napoli, S.Riccetto, M.Siciliano, J.J.Valiente-Dobon, C.Andreoiu, F.H.Garcia, K.Ortner, K.Whitmore, B.Cederwall, E.A.Lawrie, I.Kuti, D.Sohler, T.Marchlewski, J.Srebrny, A.Tucholski, A.C.Dai, F.R.Xu

Identification of high-K rotation in 130Ba: Testing the consistency of electromagnetic observables

NUCLEAR REACTIONS 122Sn(13C, 5n), E=65 MeV; measured Eγ, Iγ, γγ- and (particle)γ-coin, γγ(θ) using GALILEO array of 25 Compton-suppressed Ge detectors for γ detection, EUCLIDES silicon detector array for charged particles, and the Neutron Wall for neutron detection at the XTU Tandem accelerator facility of INFN-LNL-Legnaro. 130Ba; deduced high-spin levels, J, π, bands, band built on a millisecond Kπ=8- isomer, multipolarities, mixing ratios, configuration, B(E2) ratios, (gK-gR)/Q0 ratios, alignments for the g.s. and Kπ=8- bands, moment of inertia for the 8- band. Systematics of energies relative to a rigid rotor for the bands built on the Kπ=8- isomers in N=74 isotones: 128Xe, 130Ba, 132Ce, 134Nd, 136Sm, 138Gd. Comparison with particle-rotor model calculations.

doi: 10.1103/PhysRevC.99.014307
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2018AN03      J.Phys.(London) G45, 015105 (2018)

E.Andrade, Jr., G.S.Karapetyan, A.Deppman, J.L.Bernal-Castillo, V.Guimaraes, A.R.Balabekyan, J.Adam, F.Garcia, F.Guzman

Systematic study of fission modes in the proton-induced fission of actinide and pre-actinide

NUCLEAR REACTIONS 241Am, 237Np, 238U(p, X), E=26.5, 62.9, 660 MeV; 232Th(p, X), E=6.5, 62.9, 190 MeV; 208Pb(p, X), E=190, 500, 1000 MeV; 197Au(p, X), E=190, 800 MeV; analyzed available data in the framework of the Random Neck Rupture Model; deduced the roles of the neutron excess and of the so called fissility parameter.

doi: 10.1088/1361-6471/aa9a0c
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2018CH01      Nucl.Instrum.Methods Phys.Res. A882, 69 (2018)

A.Chester, G.C.Ball, N.Bernier, D.S.Cross, T.Domingo, T.E.Drake, L.J.Evitts, F.H.Garcia, A.B.Garnsworthy, G.Hackman, S.Hallam, J.Henderson, R.Henderson, R.Krucken, E.MacConnachie, M.Moukaddam, E.Padilla-Rodal, O.Paetkau, J.L.Pore, U.Rizwan, P.Ruotsalainen, J.Shoults, J.Smallcombe, J.K.Smith, K.Starosta, C.E.Svensson, K.Van Wieren, J.Williams, M.Williams

Recoil distance method lifetime measurements at TRIUMF-ISAC using the TIGRESS Integrated Plunger

NUCLEAR REACTIONS 27Al(84Kr, 84Kr'), E=250 MeV; measured reaction products, Eγ, Iγ. 84Kr; deduced first excited state T1/2 and uncertainty. Comparison with available data.

doi: 10.1016/j.nima.2017.11.029
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2016DU13      Phys.Rev. C 93, 062801 (2016)

R.Dunlop, V.Bildstein, I.Dillmann, A.Jungclaus, C.E.Svensson, C.Andreoiu, G.C.Ball, N.Bernier, H.Bidaman, P.Boubel, C.Burbadge, R.Caballero-Folch, M.R.Dunlop, L.J.Evitts, F.Garcia, A.B.Garnsworthy, P.E.Garrett, G.Hackman, S.Hallam, J.Henderson, S.Ilyushkin, D.Kisliuk, R.Krucken, J.Lassen, R.Li, E.MacConnachie, A.D.MacLean, E.McGee, M.Moukaddam, B.Olaizola, E.Padilla-Rodal, J.Park, O.Paetkau, C.M.Petrache, J.L.Pore, A.J.Radich, P.Ruotsalainen, J.Smallcombe, J.K.Smith, S.L.Tabor, A.Teigelhofer, J.Turko, T.Zidar

Half-lives of neutron-rich 128-130Cd

RADIOACTIVITY 128,129,129m,130Cd(β-)[from U(p, F), E=500 MeV]; measured Eγ, Iγ, Eβ, βγ-coin, T1/2 using GRIFFIN spectrometer at TRIUMF-ISAC facility. Comparison between the experimental and calculated half-lives using DF3+CQRPA and RHB+RQRPA models, and with previous experimental results.

doi: 10.1103/PhysRevC.93.062801
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2014BA57      Phys.Rev. C 90, 054612 (2014)

A.R.Balabekyan, N.A.Demekhina, G.S.Karapetyan, D.R.Drnoyan, V.I.Zhemenik, J.Adam, L.Zavorka, A.A.Solnyshkin, V.M.Tsoupko-Sitnikov, J.Khushvaktov, L.Karayan, V.Guimaraes, A.Deppman, F.Garcia

Target residues formed in the 4.4 GeV deuteron-induced reaction on gold

NUCLEAR REACTIONS 197Au(d, X)24Na/28Mg/42K/43K/47K/44Sc/44mSc/46Sc/48Sc/48V/52Mn/, 54Mn/59Fe/55Co/56Co/58Co/60Co/65Zn/72Zn/71As/72As/74As/75Se/77Br/82Br/81Rb/83Rb/84Rb/83Sr/85Sr/86Y/87Y/88Y/88Zr/89Zr/95Zr/90Nb/92mNb/95Nb/95mNb/93Tc/94Tc/96Tc/103Ru/99Rh/100Rh/102Rh/102mRh/100Pd/105Ag/106mAg/110mAg/111In/113Sn/117mSn/124Sb/126Sb/119Te/132Te/124I/126I/133I/127Xe/131Ba/140Ba/139Ce/143Ce/143Pm/144Pm/148mPm/145Eu/146Eu/147Eu/148Eu/149Eu/146Gd/147Gd/149Gd/153Gd/147Tb/149Tb/153Tb/160Tb/167Tm/168Tm/171Lu/172Lu/173Lu/177mLu/175Hf/181Hf/182Ta/182Re/184Re/184mRe/185Os/185Ir/190Ir/192Ir/194mIr/188Pt/191Pt/194Au/195Au/196Au/198Au/198mAu, E=4.4 GeV; measured Eγ, Iγ, σ for reaction products, charge and mass-yield distributions for the isobaric chains at JINR facility. Coexistence of evaporation, fission, and multifragmentation channels.

doi: 10.1103/PhysRevC.90.054612
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2013DE37      Phys.Rev. C 88, 064609 (2013)

A.Deppman, E.Andrade, II, V.Guimaraes, G.S.Karapetyan, O.A.P.Tavares, A.R.Balabekyan, N.A.Demekhina, J.Adam, F.Garcia, K.Katovsky

Superasymmetric fission of heavy nuclei induced by intermediate-energy protons

NUCLEAR REACTIONS 237Np, 238U(p, F)28Mg/34mCl/38S/38Cl/39Cl/41Ar/42K/43K/43Sc/44Ar/44K/44Sc/44mSc/45K/46Sc/46mSc/47Ca/47Sc/48Sc/48V/48Cr/49Cr/51Cr/52Mn/52mMn/52Fe/54Mn/55Co/56Mn/56Co/56Ni/57Co/57Ni/58Co/58mCo/59Fe/60Co/60mCo/60Cu/61Cu/65Ni/65Zn/65Ga/66Ni/66Ga/66Ge/67Cu/67Ga/69mZn/69Ge, E=660 MeV; measured Eγ, Iγ, production σ of intermediate-mass fragments (IMF) by induced activation method at LNR Phasotron-JINR cyclotron facility. A total of 93 isotopes in A=30-200 range identified with high precision. Comparison with simulation code CRISP for multimodal fission. Discussed superasymmetric fragment production mechanism.

doi: 10.1103/PhysRevC.88.064609
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2011AN29      J.Phys.:Conf.Ser. 312, 082010 (2011)

E.Andrade, II, J.C.M.Menezes, S.B.Duarte, F.Garcia, P.C.R.Rossi, O.A.P.Tavares, A.Deppman

Fragment mass distributions for heavy nuclei fission induced by intermediate energy probes

NUCLEAR REACTIONS 237Np, 241Am(p, F), E=660 MeV;238U(γ, F), E=0-50 MeV; calculated mass distribution from bremsstrahlung reaction using Monte Carlo for nuclear cascade followed by competition between fission and particle emission. Compared with data and other calculations.

doi: 10.1088/1742-6596/312/4/082010
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2007RO02      Phys.Rev. C 75, 014605 (2007)

T.E.Rodrigues, M.N.Martins, C.Garcia, J.D.T.Arruda-Neto, J.Mesa, K.Shtejer, F.Garcia

Photon-induced multiple particle emissions of 90Zr and natZr from 10 to 140 MeV

NUCLEAR REACTIONS Zr, 90Zr(γ, xnyp), E=10-140 MeV; calculated photoabsorption σ, particle emission branching ratios, giant resonance and quasideuteron contributions. Multicollisional Monte Carlo approach, comparisons with data.

doi: 10.1103/PhysRevC.75.014605
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2006AR17      Phys.Rev. C 74, 034324 (2006)

J.D.T.Arruda-Neto, J.Mesa, F.Garcia, O.Rodriguez, L.P.Geraldo, C.Garcia, T.E.Rodrigues, K.Shtejer, R.Semmler, F.Guzman

Role of transitional levels in 237Np(γ, f): Perspectives for studying highly deformed systems

NUCLEAR REACTIONS 237Np(γ, F), E ≈ 5-7 MeV; analyzed photofission σ; calculated fission barrier surfaces, transition levels. Semimicroscopic combined method.

doi: 10.1103/PhysRevC.74.034324
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2006DE27      Phys.Rev. C 73, 064607 (2006)

A.Deppman, G.Silva, S.Anefalos, S.B.Duarte, F.Garcia, F.H.Hisamoto, O.A.P.Tavares

Photofission and total photoabsorption cross sections in the energy range of shadowing effects

NUCLEAR REACTIONS 12C, 27Al, 63Cu, 118Sn, 207Pb(γ, X), E=1000-3000 MeV; calculated total photoabsorption σ. 207Pb, 232Th, 233,235,238U, 237Np(γ, F), E=900-3400 MeV; calculated photofission σ. Comparison with data.

doi: 10.1103/PhysRevC.73.064607
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2004DU23      J.Phys.(London) G30, 1487 (2004)

S.B.Duarte, O.A.P.Tavares, M.Goncalves, O.Rodriguez, F.Guzman, T.N.Barbosa, F.Garcia, A.Dimarco

Half-life predictions for decay modes of superheavy nuclei

NUCLEAR STRUCTURE Z=110-135; calculated α-decay, cluster-decay, and cold fission T1/2. Effective liquid-drop model.

RADIOACTIVITY 287,288Mc, 283,284Nh, 279,280Rg(α); calculated T1/2, Qα. Effective liquid-drop model, comparison with data.

doi: 10.1088/0954-3899/30/10/014
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2003LI25      Phys.Rev. C 68, 014615 (2003)

V.P.Likhachev, J.D.T.Arruda-Neto, W.R.Carvalho, Jr., A.Deppman, I.G.Evseev, F.Garcia, M.S.Hussein, L.F.R.Macedo, A.Margaryan, J.Mesa, V.O.Nesterenko, O.Rodriguez, S.A.Pashchuk, H.R.Schelin, M.S.Vaudeluci

Inclusive quasifree electrofission cross section for 238U

NUCLEAR STRUCTURE 237,238U, 237Pa; calculated fissility vs excitation energy.

NUCLEAR REACTIONS 238U(e, e'p), (e, e'), E=300 MeV; calculated σ(E, θ). 238U(e, F), E=100-250 MeV; measured fission σ; deduced reaction mechanism features.

doi: 10.1103/PhysRevC.68.014615
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2003ME28      Phys.Rev. C 68, 054608 (2003)

J.Mesa, J.D.T.Arruda-Neto, A.Deppman, V.P.Likhachev, M.V.Manso, C.E.Garcia, O.Rodriguez, F.Guzman, F.Garcia

New calculation for the neutron-induced fission cross section of 233Pa between 1.0 and 3.0 MeV

NUCLEAR REACTIONS 233Pa(n, F), E=1-3 MeV; calculated fission σ. Comparison with data.

NUCLEAR STRUCTURE 234Pa; calculated potential energy surfaces, level densities.

doi: 10.1103/PhysRevC.68.054608
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2002DI01      J.Phys.(London) G28, 121 (2002)

A.Dimarco, C.Barbero, H.Dias, F.Garcia, J.Horvath, L.Losano

Influence of Low-Lying Discrete Nuclear States on Isotopic Abundances in Presupernova Cores

NUCLEAR STRUCTURE Z=20-30; calculated astrophysical isotopic abundances, sensitivity to low-lying nuclear structure.

doi: 10.1088/0954-3899/28/1/309
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2002DU16      At.Data Nucl.Data Tables 80, 235 (2002)

S.B.Duarte, O.A.P.Tavares, F.Guzman, A.Dimarco, F.Garcia, O.Rodriguez, M.Goncalves

Half-Lives for Proton Emission, Alpha Decay, Cluster Radioactivity, and Cold Fission Processes Calculated in a Unified Theoretical Framework

RADIOACTIVITY 105Sb, 109I, 112,113Cs, 117La, 131Eu, 140,141Ho, 145,146,147Tm, 150,151Lu, 156,157Ta, 160,161Re, 165,166,167Ir, 171Au, 185Bi(p); calculated proton emission T1/2. 221Fr, 221,222,223,224,226Ra, 225Ac(14C); 228Th(20O); 230Th, 231Pa, 232,233,234U(24Ne); 234U(26Ne); 234U, 236,238Pu(28Mg); 238Pu(30Mg), (32Si); 242Cm(34Si); calculated cluster emission T1/2. 258,259Fm, 259,260Md, 258,262No(SF); calculated fission fragment mass distributions. Z=27-111; A=50-273; calculated T1/2, Q for p-decay, α-decay, cluster emission. Z=82-111; A=180-272; calculated cold fission T1/2. Effective liquid drop model, comparisons with data.

doi: 10.1006/adnd.2002.0881
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2002LI23      Phys.Rev. C65, 044611 (2002)

V.P.Likhachev, J.Mesa, J.D.T.Arruda-Neto, B.V.Carlson, A.Deppman, M.S.Hussein, V.O.Nesterenko, F.Garcia, O.Rodriguez

Quasifree Electrofission of 238U

NUCLEAR REACTIONS 238U(e, e'p), E=2 GeV; calculated σ(E, θ), residual nucleus fissility.

doi: 10.1103/PhysRevC.65.044611
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2001RO18      Comput.Phys.Commun. 137, 405 (2001)

O.Rodriguez, F.Garcia, H.Dias, J.Mesa, J.D.T.Arruda-Neto, E.Garrote, F.Guzman

LINDEN: Code for level density calculations of deformed nuclei using Lipkin-Nogami projectors in the BCS approach

NUCLEAR STRUCTURE 233U; calculated levels, J, π. Lipkin-Nogami pairing model, comparison with data.


2000DI17      Int.J.Mod.Phys. E9, 205 (2000)

A.Dimarco, S.B.Duarte, O.A.P.Tavares, M.Goncalves, F.Garcia, O.Rodriguez, F.Guzman

Effect of Nuclear Deformation on the Alpha-Decay Half-Life of Even-Even Alpha Emitters

NUCLEAR STRUCTURE Z=52-108; calculated α-decay T1/2, deformation effects. Comparison with data.

doi: 10.1016/S0218-3013(00)00014-3
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2000DI24      Int.J.Mod.Phys. E9, 319 (2000)

A.Dimarco, H.Dias, F.Garcia Velasco, L.Losano

Influence of the Low-Lying Discrete Nuclear States on the Partition Function for Stellar Electron Capture and Beta Decay Rates

NUCLEAR STRUCTURE 56,57Fe, 59,60Co; calculated level densities, partition functions. Application to stellar decay rates discussed.

doi: 10.1016/S0218-3013(00)00026-X
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2000GA25      J.Phys.(London) G26, 755 (2000)

F.Garcia, O.Rodriguez, M.Goncalves, S.B.Duarte, O.A.P.Tavares, F.Guzman

Alpha Decay and Nuclear Deformation: The case for favoured alpha transitions of even-even emitters

RADIOACTIVITY A=106-264(α); calculated T1/2 including quadrupole deformation effects. Comparison with experimental values.

doi: 10.1088/0954-3899/26/6/301
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2000GE17      Nucl.Sci.Eng. 136, 357 (2000)

L.P.Geraldo, R.Semmler, O.L.Goncalez, J.Mesa, J.D.T.Arruda-Neto, F.Garcia, O.Rodriguez

Photofission Cross Sections for 237Np in the Energy Interval from 5.27 to 10.83 MeV

NUCLEAR REACTIONS 237Np(γ, F), E=5.27-10.83 MeV; measured photofission σ. Comparison with previous data, model predictions.

doi: 10.13182/NSE00-A2164
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0692.


1999GA40      Eur.Phys.J. A 6, 49 (1999)

F.Garcia, E.Garrote, M.-L.Yoneama, J.D.T.Arruda-Neto, J.Mesa, F.Bringas, J.F.Dias, V.P.Likhachev, O.Rodriguez, F.Guzman

Woods-Saxon Potential Parametrization at Large Deformations for Plutonium Odd Isotopes

NUCLEAR STRUCTURE 237,239,241Pu; calculated single-particle levels, J, π, deformation; deduced spin-orbit parameterization. Woods-Saxon potential.

doi: 10.1007/s100500050316
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1999GA50      Phys.Rev. C60, 064311 (1999); Erratum Phys.Rev. C 80, 039903 (2009)

F.Garcia, O.Rodriguez, F.Guzman, H.Dias, J.D.T.Arruda-Neto, M.S.Hussein, A.K.Kerman

Particle-Hole Level Densities in Deformed Nuclei

NUCLEAR STRUCTURE 233Th, 239U; calculated potential energy surfaces, particle-hole level densities; deduced deformation effects. Microscopic combinatorial approach.

doi: 10.1103/PhysRevC.60.064311
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1999GU08      Phys.Rev. C59, R2339 (1999)

F.Guzman, M.Goncalves, O.A.P.Tavares, S.B.Duarte, F.Garcia, O.Rodriguez

Proton Radioactivity from Proton-Rich Nuclei

RADIOACTIVITY 55Cu, 58Ge, 105Sb, 109I, 112,113Cs, 142Ho, 146,147Tm, 150,151Lu, 156,157Ta, 160,161Re, 165,166,167Ir, 171Au, 177,178,179Tl, 185,187Bi(p); calculated proton decay T1/2. Effective liquid drop model. Comparison with data.

doi: 10.1103/PhysRevC.59.R2339
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1999RO01      Phys.Rev. C59, 253 (1999)

O.Rodriguez, F.Guzman, S.B.Duarte, O.A.P.Tavares, F.Garcia, M.Goncalves

New Valleys of Cold Fission and Cluster Radioactivity Processes from Nuclei Far from the β-Stability Line

RADIOACTIVITY Rn, Po, Pb; calculated α-decay T1/2. Ba, Sn, Po, Bi; calculated cluster decay T1/2 in neutron-deficient isotopes; deduced shell effects. Geiger-Nutall systematics.

doi: 10.1103/PhysRevC.59.253
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1998AR13      Nucl.Phys. A638, 701 (1998)

J.D.T.Arruda-Neto, S.Simionatto, V.P.Likhachev, F.Garcia, J.Mesa, A.Deppman, O.Rodriguez, F.Guzman

Photoneutron Multiplicities of Preactinide Nuclei at Energies Above the Pion Threshold

NUCLEAR REACTIONS Ce, Sn, Pb, Ta, 197Au, 182W(γ, X), E < 250 MeV; analyzed average neutron multiplicities; deduced pion reabsorption role.

doi: 10.1016/S0375-9474(98)00215-2
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1998DU05      Phys.Rev. C57, 2516 (1998)

S.B.Duarte, O.Rodriguez, O.A.P.Tavares, M.Goncalves, F.Garcia, F.Guzman

Cold Fission Description with Constant and Varying Mass Asymmetries

RADIOACTIVITY 234U(SF); calculated T1/2, fragments mass distributions. Comparison of constant, variable mass asymmetry descriptions. Alpha, cluster radioactivity also discussed.

doi: 10.1103/PhysRevC.57.2516
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1998TA21      J.Phys.(London) G24, 1757 (1998)

O.A.P.Tavares, S.B.Duarte, O.Rodriguez, F.Guzman, M.Goncalves, F.Garcia

Effective Liquid Drop Description for Alpha Decay of Atomic Nuclei

NUCLEAR STRUCTURE Z=52-111; calculated α-decay T1/2. Effective liquid drop model. Comparison with data.

doi: 10.1088/0954-3899/24/9/009
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1997AR09      Phys.Rev. C55, 2471 (1997)

J.D.T.Arruda-Neto, M.-L.Yoneama, J.F.Dias, F.Garcia, M.A.V.Reigota, V.P.Likhachev, F.Guzman, O.Rodriguez, J.Mesa

Electrofission of 239Pu in the Energy Range 7-12 MeV

NUCLEAR REACTIONS 239Pu(e, F), E=7-12 MeV; measured fission σ(E). 239Pu deduced levels M1 fission strength. Enriched target. DWBA, virtual phonon analyses.

doi: 10.1103/PhysRevC.55.2471
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