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NSR database version of April 11, 2024.

Search: Author = G.Hackman

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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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2023RO02      Phys.Rev.Lett. 130, 122502 (2023)

M.Rocchini, P.E.Garrett, M.Zielinska, S.M.Lenzi, D.D.Dao, F.Nowacki, V.Bildstein, A.D.MacLean, B.Olaizola, Z.T.Ahmed, C.Andreoiu, A.Babu, G.C.Ball, S.S.Bhattacharjee, H.Bidaman, C.Cheng, R.Coleman, I.Dillmann, A.B.Garnsworthy, S.Gillespie, C.J.Griffin, G.F.Grinyer, G.Hackman, M.Hanley, A.Illana, S.Jones, A.T.Laffoley, K.G.Leach, R.S.Lubna, J.McAfee, C.Natzke, S.Pannu, C.Paxman, C.Porzio, A.J.Radich, M.M.Rajabali, F.Sarazin, K.Schwarz, S.Shadrick, S.Sharma, J.Suh, C.E.Svensson, D.Yates, T.Zidar

First Evidence of Axial Shape Asymmetry and Configuration Coexistence in 74Zn: Suggestion for a Northern Extension of the N=40 Island of Inversion

RADIOACTIVITY 74Cu(β-) [from Ta(p, X)74Cu, E=490 MeV]; measured decay products, Eγ, Iγ; deduced γ-ray energies and relative intensities, energy levels, J, π, relative B(E2), ground state enhanced axial shape asymmetry (triaxiality). Comparison with available data, with shell-model calculations (SM) and shell-model calculations in a deformed Hartree-Fock basis (DNO-SM). The GRIFFIN γ-ray spectrometer, TRIUMF-ISAC1 facility.

doi: 10.1103/PhysRevLett.130.122502
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2023SU03      Phys.Lett. B 839, 137801 (2023)

L.J.Sun, C.Fry, B.Davids, N.Esker, C.Wrede, M.Alcorta, S.Bhattacharjee, M.Bowry, B.A.Brown, T.Budner, R.Caballero-Folch, L.Evitts, M.Friedman, A.B.Garnsworthy, B.E.Glassman, G.Hackman, J.Henderson, O.S.Kirsebom, J.Lighthall, P.Machule, J.Measures, M.Moukaddam, J.Park, C.Pearson, D.Perez-Loureiro, C.Ruiz, P.Ruotsalainen, J.Smallcombe, J.K.Smith, D.Southall, J.Surbrook, L.E.Weghorn, M.Williams

First application of Markov chain Monte Carlo-based Bayesian data analysis to the Doppler-shift attenuation method

NUCLEAR REACTIONS 3He(32S, α)31S, E=128 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, levels, T1/2, resonances. Comparison with the shell-model code NuShellX calculations. Modern Markov chain Monte Carlo-based Bayesian statistical techniques. The Doppler Shift Lifetimes (DSL2) facility at the TRIUMF Isotope Separator and Accelerator (ISAC-II) facility.

doi: 10.1016/j.physletb.2023.137801
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2023WI02      Phys.Rev. C 107, 035803 (2023)

M.Williams, B.Davids, G.Lotay, N.Nishimura, T.Rauscher, S.A.Gillespie, M.Alcorta, A.M.Amthor, G.C.Ball, S.S.Bhattacharjee, V.Bildstein, W.N.Catford, D.T.Doherty, N.E.Esker, A.B.Garnsworthy, G.Hackman, K.Hudson, A.Lennarz, C.Natzke, B.Olaizola, A.Psaltis, C.E.Svensson, J.Williams, D.Walter, D.Yates

Cross sections of the 83Rb(p, γ)84Sr and 84Kr(p, γ)85Rb reactions at energies characteristic of the astrophysical γ process

NUCLEAR REACTIONS 1H(83Rb, γ)84Sr, E=2.4, 2.7 MeV/nucleon; 1H(84Kr, γ)85Rb, E=2.7 MeV/nucleon; measured Eγ, Iγ, (recoil)γ-coin; deduced σ(E). 1H(83Rb, γ)84Sr, E=2.4, 2.7 MeV/nucleon; deduced thermonuclear reaction rate. Comparison to SMARAGD and NON-SMOKER calculations. Relevance to the abundance of 84Sr produced during the γ process in supernovae. The EMMA recoil mass spectrometer with 12 Compton-suppressed HPGe detectors of the TIGRESS array at ISAC-II facility of TRIUMF.

doi: 10.1103/PhysRevC.107.035803
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2023WI06      Phys.Rev. C 108, L051305 (2023)

J.Williams, G.Hackman, K.Starosta, R.S.Lubna, P.Choudhary, P.C.Srivastava, C.Andreoiu, D.Annen, H.Asch, M.D.H.K.G.Badanage, G.C.Ball, M.Beuschlein, H.Bidaman, V.Bildstein, R.Coleman, A.B.Garnsworthy, B.Greaves, G.Leckenby, V.Karayonchev, M.S.Martin, C.Natzke, C.M.Petrache, A.Radich, E.Raleigh-Smith, D.Rhodes, R.Russell, M.Satrazani, P.Spagnoletti, C.E.Svensson, D.Tam, F.Wu, D.Yates, Z.Yu

Identifying the spin-trapped character of the 32Si isomeric state

doi: 10.1103/PhysRevC.108.L051305
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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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2022HE06      Phys.Rev. C 105, 034332 (2022)

J.Henderson, G.Hackman, P.Ruotsalainen, J.D.Holt, S.R.Stroberg, C.Andreoiu, G.C.Ball, N.Bernier, M.Bowry, R.Caballero-Folch, S.Cruz, A.Diaz Varela, L.J.Evitts, R.Frederick, A.B.Garnsworthy, M.Holl, J.Lassen, J.Measures, B.Olaizola, E.O'Sullivan, O.Paetkau, J.Park, J.Smallcombe, C.E.Svensson, K.Whitmore, C.Y.Wu

Coulomb excitation of the ITzI = 1 over 2, A=23 mirror pair

NUCLEAR REACTIONS Ti(23Na, 23Na), E=42.9, 39.4 MeV; Ti(23Mg, 23Mg), E=42.9 MeV; measured reaction products, Eγ, Iγ, (particle)γ. 23Na, 23Mg deduced E2 matrix elements, B(E2), spectroscopic quadrupole moments, δ. GOSIA analysis of Coulomb excitation reactions. Comparison to other experimental data and theoretical calculations (shell model with the USDB interaction and ab initio calculations using the valence-space in-medium similarity renormalization group). TIGRESS array of 14 clover-type HPGe detectors with BGO Compton suppression at TRIUMF-ISAC facility.

doi: 10.1103/PhysRevC.105.034332
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2022LO11      Phys.Lett. B 833, 137361 (2022)

G.Lotay, J.Henderson, W.N.Catford, F.A.Ali, J.Berean, N.Bernier, S.S.Bhattacharjee, M.Bowry, R.Caballero-Folch, B.Davids, T.E.Drake, A.B.Garnsworthy, F.Ghazi Moradi, S.A.Gillespie, B.Greaves, G.Hackman, S.Hallam, D.Hymers, E.Kasanda, D.Levy, B.K.Luna, A.Mathews, Z.Meisel, M.Moukaddam, D.Muecher, B.Olaizola, N.A.Orr, H.P.Patel, M.M.Rajabali, Y.Saito, J.Smallcombe, M.Spencer, C.E.Svensson, K.Whitmore, M.Williams

Single neutron transfer on 23Ne and its relevance for the pathway of nucleosynthesis in astrophysical X-ray bursts

NUCLEAR REACTIONS 2H(23Ne, p)24Ne, E=8 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced excitation energies, J, π, spectroscopic factors, σ(θ), reduced uncertainties for 23Al + p resonance strengths. Comparison with reaction calculations in the Adiabatic Distorted Wave Approximation (ADWA), using the code TWOFNR. TIGRESS array, the ISAC-II facility at TRIUMF.

doi: 10.1016/j.physletb.2022.137361
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2811. Data from this article have been entered in the XUNDL database. For more information, click here.


2022SM02      Phys.Rev. C 106, 014312 (2022)

J.Smallcombe, A.B.Garnsworthy, W.Korten, P.Singh, F.A.Ali, C.Andreoiu, S.Ansari, G.C.Ball, C.J.Barton, S.S.Bhattacharjee, M.Bowry, R.Caballero-Folch, A.Chester, S.A.Gillespie, G.F.Grinyer, G.Hackman, C.Jones, B.Melon, M.Moukaddam, A.Nannini, P.Ruotsalainen, K.Starosta, C.E.Svensson, R.Wadsworth, J.Williams

Improved measurement of the 02+ → 01+ E0 transition strength for 72Se using the SPICE spectrometer

NUCLEAR REACTIONS 40Ca(36Ar, 4p), E=120 MeV from TRIUMF-ISAC-II linear accelerator; measured reaction products, Eγ, Iγ, ce, γγ-coin, (ce)γ-coin, and (ce)γ(t) using TIGRESS array of 12 HPGe clover detectors for γ detection, and SPICE array and a Si(Li) detector for conversion electrons. 72Se; deduced levels, T1/2 of 937, 0+ level, I(937, E0)/I(γ+ce)(75γ, E2) ratio, qK2(E0/E2) and ρ2(E0, 937) transition strength. Comparison with previous experimental results, and with two state mixing theoretical calculations for the g.s. and the first 2+ state. Systematics of experimental B(E2) and ρ2(E0) strengths in 66,68,70,72,74Ge, 68,70,72,74,76Se, 70,72,74,76,78Kr.

doi: 10.1103/PhysRevC.106.014312
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2022ST03      Phys.Rev. C 105, 034333 (2022)

S.R.Stroberg, J.Henderson, G.Hackman, P.Ruotsalainen, G.Hagen, J.D.Holt

Systematics of E2 strength in the sd shell with the valence-space in-medium similarity renormalization group

NUCLEAR STRUCTURE 18O, 18,19,21,22Ne, 19,21F, 21,23Na, 21,22,23,25,26Mg, 25,27,34Al, 26,27,29,30Si, 29,31,33P, 30,31,34S, 33,34Ar; calculated B(E2). 14C; calculated energies of first 0+ and 2+ states, neutron and proton quadrupole-excitation amplitudes. Ab initio valence-space in-medium similarity renormalization group (VS-IMSRG) and shell-model calculations with the USDB interaction. Comparison to experimental data.

doi: 10.1103/PhysRevC.105.034333
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2021BO21      Phys.Rev. C 104, 024314 (2021)

M.Bowry, C.E.Jones, A.B.Garnsworthy, G.C.Ball, S.Cruz, S.Georges, G.Hackman, J.D.Holt, J.Measures, B.Olaizola, H.P.Patel, C.J.Pearson, C.E.Svensson

Decay spectroscopy of 50Sc and 50mSc to 50Ti

RADIOACTIVITY 50,50mSc(β-)[from 40Ca β- decay produced in Ta(p, X), E=500 MeV at TRIUMF-ISAC facility]; measured Eγ, Iγ, Eβ, γγ- and βγ-coin using GRIFFIN array of 15 HPGe clover detectors for γ detection, and SCEPTAR array of plastic scintillators for β detection. 50Ti; deduced levels, J, π, β- feedings, logft, B(GT). Comparison with shell model using KB3G and GXPF1A interactions, and ab-initio VS-IMSRG calculations for energy levels, B(E2) and nuclear quadrupole moments. Comparison with previous experimental results.

doi: 10.1103/PhysRevC.104.024314
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2021GI14      Phys.Rev. C 104, 044313 (2021)

S.A.Gillespie, J.Henderson, K.Abrahams, F.A.Ali, L.Atar, G.C.Ball, N.Bernier, S.S.Bhattcharjee, R.Caballero-Folch, M.Bowry, A.Chester, R.Coleman, T.Drake, E.Dunling, A.B.Garnsworthy, B.Greaves, G.F.Grinyer, G.Hackman, E.Kasanda, R.LaFleur, S.Masango, D.Muecher, C.Ngwetsheni, S.S.Ntshangase, B.Olaizola, J.N.Orce, T.Rockman, Y.Saito, L.Sexton, P.Siuryte, J.Smallcombe, J.K.Smith, C.E.Svensson, E.Timakova, R.Wadsworth, J.Williams, M.S.C.Winokan, C.Y.Wu, T.Zidar

Coulomb excitation of 80, 82Kr and a change in structure approaching N=Z=40

NUCLEAR REACTIONS 196Pt, 208Pb(80Kr, 80Kr'), (82Kr, 82Kr'), E=4.17 MeV/nucleon from TRIUMF offline ion source (OLIS) and ISAC accelerator; measured Eγ, Iγ, (particle)γ-coin using TIGRESS array for γ rays, and double-sided silicon strip detectors for scattered beam- and target-like nuclei. 80,82Kr; deduced levels, J, π, Coulomb-excitation yields, and analyzed using GOSIA coupled-channels code, E2 and M1 matrix elements, B(E2) and B(M1), and spectroscopic quadrupole moments for the first 2+ and 4+ states; analyzed rotational invariants, and covariances and correlations on matrix elements. Comparison with previous experimental data for E2 matrix element and B(E2) values. Systematics of B(E2) and quadrupole moments of 74,76,78,80,82,84Kr, and those of cos(3δ) parameters for the first 2+ states in 66,68,70,72Zn, 70,72,74,76,78Ge, 72,74,76,78,80Se, 74,76,78,80,82Kr, 76,78,80,82,84Sr, and compared with expected values for an axially symmetric rotor.

doi: 10.1103/PhysRevC.104.044313
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Data from this article have been entered in the XUNDL database. For more information, click here.


2021HO15      Phys.Lett. B 822, 136710 (2021)

M.Holl, R.Kanungo, Z.H.Sun, G.Hagen, J.A.Lay, A.M.Moro, P.Navratil, T.Papenbrock, M.Alcorta, D.Connolly, B.Davids, A.Diaz Varela, M.Gennari, G.Hackman, J.Henderson, S.Ishimoto, A.I.Kilic, R.Krucken, A.Lennarz, J.Liang, J.Measures, W.Mittig, O.Paetkau, A.Psaltis, S.Quaglioni, J.S.Randhawa, J.Smallcombe, I.J.Thompson, M.Vorabbi, M.Williams

Proton inelastic scattering reveals deformation in 8He

NUCLEAR REACTIONS 1H(8He, p), E=8.25 MeV/nucleon; measured reaction products, Ep, Ip. 8He; deduced σ(θ), resonance parameters, first 2+ state, quadrupole deformation parameter. Comparison with no-core shell model predictions. Charged particle spectroscopy station IRIS at TRIUMF in Canada.

doi: 10.1016/j.physletb.2021.136710
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2684.


2021KU26      Phys.Rev. C 104, 044601 (2021)

K.Kuhn, F.Sarazin, F.M.Nunes, M.A.G.Alvarez, C.Andreoiu, D.W.Bardayan, P.C.Bender, J.C.Blackmon, M.J.G.Borge, R.Braid, B.A.Brown, W.N.Catford, C.Aa.Diget, A.DiPietro, T.E.Drake, P.Figuera, A.B.Garnsworthy, J.Gomez-Camacho, G.Hackman, U.Hager, S.V.Ilyushkin, E.Nacher, P.D.O'Malley, A.Perea, V.Pesudo, S.T.Pittman, D.Smalley, C.E.Svensson, O.Tengblad, P.Thompson, C.Unsworth, Z.M.Wang

Experimental study of the nature of the 1- and 2- excited states in 10Be using the 11Be(p, d) reaction in inverse kinematics

NUCLEAR REACTIONS 1H(11Be, d)10Be, (11Be, p), (11Be, p'), E=9.93 MeV/nucleon, [secondary 11Be beam from Ta(p, X), E=479 MeV primary reaction at TRIUMF cyclotron, followed by extraction of 11Be using Resonant Ionization Laser Ion Source (TRILIS) and accelerated through the ISAC-I and ISAC-II accelerators]; measured E(d), I(d), E(p), I(p), elastic and inelastic σ(θ) of outgoing protons, σ(θ) for deuterons using silicon telescopes, Eγ, Iγ, dγ-coin using TIGRESS array of 12 HPGe detectors for γ detection. 10Be; deduced levels, spectroscopic factors for 5960, 1- and 6263, 2- levels, mixed configurations with halo and cluster structures. Comparison of spectroscopic factors with predictions of shell model. Reaction kinematics and angular distributions analyzed using two versions of transfer reaction model considering one-step and two-step processes. Comparison with previous experimental results from RCNP and ISOLDE-CERN.

doi: 10.1103/PhysRevC.104.044601
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2682.


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.


2021OL03      Phys.Rev. C 104, 034307 (2021)

B.Olaizola, A.Babu, R.Umashankar, A.B.Garnsworthy, G.C.Ball, V.Bildstein, M.Bowry, C.Burbadge, R.Cabellero-Folch, I.Dillmann, A.Diaz-Varela, R.Dunlop, A.Estrade, P.E.Garrett, G.Hackman, A.D.MacLean, J.Measures, C.J.Pearson, B.Shaw, D.Southall, C.E.Svensson, J.Turko, K.Whitmore, T.Zidar

145Ba and 145, 146La structure from lifetime measurements

RADIOACTIVITY 145,146Cs(β-), (β-n)[from U(p, F), E=478 MeV from TRIUMF cyclotron, followed by mass separation of fragments of interest in the TRIUMF-ISAC facility, and ions stopped in a mylar tape]; measured Eγ, half-lives of levels by βγγ(t) fast timing method using GRIFFIN array with 12 HPGe clover detectors, four cylindrical LaBr3(Ce) scintillators for fast timing of γ rays, SCEPTAR array of ten plastic scintillators for β tagging, and a thin fast plastic scintillator for β timing signal. 144,145,146Ba, 145,146La; deduced levels, J, π, T1/2 of excited states, B(E1), B(M1), B(E2). Comparison with previous experimental results.

doi: 10.1103/PhysRevC.104.034307
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Data from this article have been entered in the XUNDL database. For more information, click here.


2021RA22      Phys.Rev. C 104, L042801 (2021)

J.S.Randhawa, R.Kanungo, J.Refsgaard, P.Mohr, T.Ahn, M.Alcorta, C.Andreoiu, S.S.Bhattacharjee, B.Davids, G.Christian, A.A.Chen, R.Coleman, P.E.Garrett, G.F.Grinyer, E.G.Fuakye, G.Hackman, J.Hollett, R.Jain, K.Kapoor, R.Krucken, A.Laffoley, A.Lennarz, J.Liang, Z.Meisel, B.Nikhil, A.Psaltis, A.Radich, M.Rocchini, N.Saei, M.Saxena, M.Singh, C.Svensson, P.Subramaniam, A.Talebitaher, S.Upadhyayula, C.Waterfield, J.Williams, M.Williams

First direct measurement of 59Cu(p, α)56Ni: step towards constraining the Ni-Cu cycle in the cosmos

NUCLEAR REACTIONS 1H(59Cu, α)56Ni, E=8.5 MeV/nucleon, [secondary 59Cu beam from Nb(p, X), E=480 MeV at the TRIUMF cyclotron, followed by re-acceleration of 59Cu beam by ISAC-II superconducting LINAC, solid H2 target]; measured protons and α particles, angle-integrated σ using thick single-sided silicon strip detectors and a layer of thick CsI(Tl) detectors; deduced ratio of integrated σ to total σ, exclusive population of the ground state of 56Ni in (p, α). Comparison with Hauser-Feshbach based statistical model calculations; deduced overestimation of (p, α) cross section in this region. Discussed impact on νp process and x-ray bursts (XRBs). Relevance to Ni-Cu cycle in nucleosynthesis, with competing 59Cu(p, α)56Ni and 59Cu(p, γ)60Zn reactions.

doi: 10.1103/PhysRevC.104.L042801
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2696.


2020CR04      Phys.Rev. C 102, 024335 (2020)

S.Cruz, K.Wimmer, S.S.Bhattacharjee, P.C.Bender, G.Hackman, R.Krucken, F.Ames, C.Andreoiu, R.A.E.Austin, C.S.Bancroft, R.Braid, T.Bruhn, W.N.Catford, A.Cheeseman, A.Chester, D.S.Cross, C.Aa.Diget, T.Drake, A.B.Garnsworthy, R.Kanungo, A.Knapton, W.Korten, K.Kuhn, J.Lassen, R.Laxdal, M.Marchetto, A.Matta, D.Miller, M.Moukaddam, N.A.Orr, N.Sachmpazidi, A.Sanetullaev, C.E.Svensson, N.Terpstra, C.Unsworth, P.J.Voss

Single-particle structure in neutron-rich Sr isotopes approaching the N=60 shape transition

NUCLEAR REACTIONS 2H(94Sr, t), (95Sr, t), (96Sr, t), E=5.5 MeV/nucleon, [secondary beams of Sr isotopes produced in U(p, X), E=480 MeV primary reaction, followed by separation of Sr fragments using a laser ion source at TRIUMF-ISACII facility]; measured light charged particles using the highly segmented silicon detector array (SHARC), E(t), σ(θ), Eγ, Iγ, (triton)γ- and (triton)γγ-coin using TIGRESS array of eight clover detectors. 93,94,95Sr; deduced levels, J, π, L-transfers by DWBA analysis, spectroscopic factors, configurations. Comparison with shell-model calculations. Systematics of the excited 0+ states in 88,90,92,94,96,98,100Sr.

doi: 10.1103/PhysRevC.102.024335
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2020GA10      Phys.Rev. C 101, 044302 (2020)

P.E.Garrett, T.R.Rodriguez, A.Diaz Varela, K.L.Green, J.Bangay, A.Finlay, R.A.E.Austin, G.C.Ball, D.S.Bandyopadhyay, V.Bildstein, S.Colosimo, D.S.Cross, G.A.Demand, P.Finlay, A.B.Garnsworthy, G.F.Grinyer, G.Hackman, B.Jigmeddorj, J.Jolie, W.D.Kulp, K.G.Leach, A.C.Morton, J.N.Orce, C.J.Pearson, A.A.Phillips, A.J.Radich, E.T.Rand, M.A.Schumaker, C.E.Svensson, C.Sumithrarachchi, S.Triambak, N.Warr, J.Wong, J.L.Wood, S.W.Yates

Shape coexistence and multiparticle-multihole structures in 110, 112Cd

RADIOACTIVITY 110,112In(β+), (EC)[from Ta(p, X), E=500 MeV]; 112Ag(β-)[from Ta(p, X), E=500 MeV]; measured Eγ, Iγ, and γγ-coin using 8π HPGe detector array at TRIUMF-ISAC. 110,112Cd; deduced levels, J, π, branching ratios, B(E2), configurations. Comparison of experimental B(E2) values with beyond mean-field calculations. Discussed shape-coexisting intruder band and multiparticle-multihole proton excitations for the second, third and fourth excited 0+ levels of 110,112Cd.

NUCLEAR REACTIONS 110,112Cd(n, n'), E=2.1-3.4 MeV; analyzed earlier γ(θ) and DSAM data; deduced half-lives of excited states.

NUCLEAR STRUCTURE 110,112Cd; calculated levels, J, π, B(E2), collective wave function contours in the (β2, γ) plane for excited states using symmetry conserving configuration mixing method (SCCM), B(E2) by beyond mean-field method. Comparison with experimental data.

doi: 10.1103/PhysRevC.101.044302
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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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2020MA59      Phys.Rev. C 102, 054325 (2020)

A.D.MacLean, A.T.Laffoley, C.E.Svensson, G.C.Ball, J.R.Leslie, C.Andreoiu, A.Babu, S.S.Bhattacharjee, H.Bidaman, V.Bildstein, C.Burbadge, M.Bowry, C.Cheng, D.S.Cross, A.Diaz Varela, I.Dillmann, M.R.Dunlop, R.Dunlop, L.J.Evitts, P.Finlay, S.Gillespie, A.B.Garnsworthy, P.E.Garrett, E.Gopaul, C.J.Griffin, G.F.Grinyer, G.Hackman, J.Henderson, B.Jigmeddorj, K.G.Leach, E.Kassanda, J.McAfee, M.Moukaddam, C.Natzke, S.Nittala, B.Olaizola, J.Park, C.Paxman, J.L.Pore, C.Porzio, A.J.Radich, P.Ruotsalainen, Y.Saito, S.Sharma, J.Smallcombe, J.K.Smith, R.Sultana, J.Turko, J.Williams, D.Yates, T.Zidar

High-precision branching ratio measurement and spin assignment implications for 62Ga superallowed β decay

RADIOACTIVITY 62Ga(β+), (EC); measured Eγ, Iγ, β+, β+γ- and βγγ-coin, γγ(θ) using GRIFFIN array of 16 Compton-suppressed HPGe clover detectors for γ rays, and SCEPTAR array of plastic scintillators for β particles at TRIUMF-ISAC facility. 62Zn; deduced levels, J, π, multipole mixing ratios, precise β branch for superallowed 0+ to 0+ transition, β feedings to excited 0+ and (1+) states, isospin-symmetry-breaking correction. Comparison with previous experimental results and implications for theoretical studies of isospin-symmetry-breaking correction calculations.

doi: 10.1103/PhysRevC.102.054325
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2020SM02      Phys.Rev. C 102, 054314 (2020)

J.K.Smith, A.B.Garnsworthy, J.L.Pore, C.Andreoiu, A.D.MacLean, A.Chester, Z.Beadle, G.C.Ball, P.C.Bender, V.Bildstein, R.Braid, A.Diaz Varela, R.Dunlop, L.J.Evitts, P.E.Garrett, G.Hackman, S.V.Ilyushkin, B.Jigmeddorj, K.Kuhn, A.T.Laffoley, K.G.Leach, D.Miller, W.J.Mills, W.Moore, M.Moukaddam, B.Olaizola, E.E.Peters, A.J.Radich, E.T.Rand, F.Sarazin, C.E.Svensson, S.J.Williams, S.W.Yates

Spectroscopic study of 47Ca from the β- decay of 47K

RADIOACTIVITY 47K(β-)[from U(p, X), E=500 MeV at the TRIUMF Cyclotron, followed by extraction of surface-ionized 47K ions, accelerated to 28 keV, passed through a high-resolution mass separator, and deposited on a mylar tape for counting]; measured Eγ, Iγ, Eβ, ce, γγ-coin, γγ(θ) using GRIFFIN array of 16 clover Ge detectors, plastic scintillators for β particles, and Si(Li) detectors for conversion electrons. 47Ca; deduced levels, J, π, multipolarities and mixing ratios, β feedings, logft, γ-branching ratios, B(GT). Comparison with previous results.

doi: 10.1103/PhysRevC.102.054314
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2020WI11      Phys.Rev. C 102, 064302 (2020)

J.Williams, G.C.Ball, A.Chester, P.Choudhary, T.Domingo, A.B.Garnsworthy, G.Hackman, J.Henderson, R.Henderson, R.Krucken, R.S.Lubna, J.Measures, O.Paetkau, J.Park, J.Smallcombe, P.C.Srivastava, K.Starosta, C.E.Svensson, K.Whitmore, M.Williams

High-spin structure of the sd shell nuclei 25Na and 22Ne

NUCLEAR REACTIONS 12C(18O, pα)25Na, (18O, 2α)22Ne, E=48 MeV; measured Eγ, Iγ, charged particles, γγ- and (particle)γ-coin, γ(θ), level half-lives by DSAM using TIGRESS array of 13 Compton suppressed HPGe clovers and a 38-element array of CsI(Tl) scintillators at the TRIUMF-ISAC facility. 22Ne, 25Na; deduced levels, J, π, multipolarities, B(E1), B(E2). Comparison with shell model calculations using the USDB, SDPF-MU, YSOX and FSU interactions, and with previous experimental results. Calculated proton and neutron occupancies for selected one-particle-one-hole states in 25Na, using the FSU interaction.

doi: 10.1103/PhysRevC.102.064302
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2019CR06      Phys.Rev. C 100, 054321 (2019)

S.Cruz, K.Wimmer, P.C.Bender, R.Krucken, G.Hackman, F.Ames, C.Andreoiu, R.A.E.Austin, C.S.Bancroft, R.Braid, T.Bruhn, W.N.Catford, A.Cheeseman, A.Chester, D.S.Cross, C.Aa.Diget, T.Drake, A.B.Garnsworthy, R.Kanungo, A.Knapton, W.Korten, K.Kuhn, J.Lassen, R.Laxdal, M.Marchetto, A.Matta, D.Miller, M.Moukaddam, N.A.Orr, N.Sachmpazidi, A.Sanetullaev, C.E.Svensson, N.Terpstra, C.Unsworth, P.J.Voss

Single-particle structure of neutron-rich Sr isotopes via 2H(94, 95, 96Sr, p) reactions

NUCLEAR REACTIONS 2H(94Sr, p), (95Sr, p), (96Sr, p), E=5.5 MeV/nucleon, [secondary 94,95,96Sr beams from U(p, F), E=480 MeV primary reaction and using TRIUMF RILIS for extraction of fragments]; measured recoiling light charged particles, Eγ, Iγ, angular distribution of charged particles using SHARC array of quasi-4π silicon strip detectors for particles and TIGRESS array for γ rays at TRIUMF-ISACII facility. 95,96,97Sr; deduced levels, J, L-transfers and spectroscopic factors using distorted wave Born approximation (DWBA) and adiabatic distorted wave approximation (ADWA) analyses. Comparison with shell-model calculations using realistic effective interactions.

doi: 10.1103/PhysRevC.100.054321
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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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2019GA28      Phys.Rev.Lett. 123, 142502 (2019)

P.E.Garrett, T.R.Rodriguez, A.Diaz Varela, K.L.Green, J.Bangay, A.Finlay, R.A.E.Austin, G.C.Ball, D.S.Bandyopadhyay, V.Bildstein, S.Colosimo, D.S.Cross, G.A.Demand, P.Finlay, A.B.Garnsworthy, G.F.Grinyer, G.Hackman, B.Jigmeddorj, J.Jolie, W.D.Kulp, K.G.Leach, A.C.Morton, J.N.Orce, C.J.Pearson, A.A.Phillips, A.J.Radich, E.T.Rand, M.A.Schumaker, C.E.Svensson, C.Sumithrarachchi, S.Triambak, N.Warr, J.Wong, J.L.Wood, S.W.Yates

Multiple Shape Coexistence in 110, 112Cd

RADIOACTIVITY 110,112In(β+), (EC), 112Ag(β-); measured decay products, Eγ, Iγ; deduced γ-ray energies, weak decay branches from nonyrast states.

NUCLEAR REACTIONS 110,112Cd(n, n'), E not given; measured reaction products, Eγ, Iγ; deduced γ-ray energies, branching ratios and level T1/2, intruder γ-bands. The Doppler-shift attenuation method, comparison with Monte Carlo shell model (MCSM) calculations.

doi: 10.1103/PhysRevLett.123.142502
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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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2019OL05      Phys.Rev. C 100, 024301 (2019)

B.Olaizola, A.B.Garnsworthy, F.A.Ali, C.Andreoiu, G.C.Ball, N.Bernier, H.Bidaman, V.Bildstein, M.Bowry, R.Caballero-Folch, I.Dillmann, G.Hackman, P.E.Garrett, B.Jigmeddorj, A.I.Kilic, A.D.MacLean, H.P.Patel, Y.Saito, J.Smallcombe, C.E.Svensson, J.Turko, K.Whitmore, T.Zidar

Shape coexistence in the neutron-deficient lead region: A systematic study of lifetimes in the even-even 188-200Hg with the GRIFFIN spectrometer at TRIUMF

RADIOACTIVITY 188,190,192,194,196,198,200Tl(EC), (β+)[from U(p, X), E=500 MeV from TRIUMF cyclotron, using UCx target and TRIUMF Resonant Ionization Laser Ion Source]; measured Eγ, ce, γγ-coin, level half-lives by γγ(t) fast timing techniques using GRIFFIN spectrometer with 15 HPGe clovers, LaBr3(Ce), and Si(Li) detectors. 188,190,192,194,196,198,200Hg; deduced levels, J, π, B(E2), B(M1), B(E1), ρ2(E0) for 0+ to 0+ E0 transitions. Comparison with available previous measurements, and with IBM-2 and IBM-CM calculations. Discussed B(E2)(first 4+ to first 2+)/B(E2)(first 2+ to g.s.) ratios.

doi: 10.1103/PhysRevC.100.024301
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2019PO06      Phys.Rev. C 100, 054327 (2019)

J.L.Pore, C.Andreoiu, J.K.Smith, A.D.MacLean, A.Chester, J.D.Holt, G.C.Ball, P.C.Bender, V.Bildstein, R.Braid, A.Diaz Varela, R.Dunlop, L.J.Evitts, A.B.Garnsworthy, P.E.Garrett, G.Hackman, S.V.Ilyushkin, B.Jigmeddorj, K.Kuhn, P.Kunz, A.T.Laffoley, K.G.Leach, D.Miller, W.J.Mills, W.Moore, M.Moukaddam, L.N.Morrison, B.Olaizola, E.E.Peters, A.J.Radich, E.T.Rand, F.Sarazin, D.Southall, C.E.Svensson, S.J.Williams, S.W.Yates

Detailed spectroscopy of 46Ca: A study of the β- decay of 46K

RADIOACTIVITY 46K(β-)[from U(p, X), E=500 MeV]; measured Eγ, Iγ, γγ-coin, γγ(θ), ce, β particles using GRIFFIN array of 15 HPGe detectors for γ detection, PACES array of five Si(Li) detectors for conversion electrons, and SCEPTAR array of 10 plastic scintillators for β-particle tagging, half-life of 46K decay at TRIUMF-ISAC facility. 46Ca; deduced levels, J, π, β feedings, logft, γ-branching ratios, multipole mixing ratios. Comparison of level structure with theoretical predictions from microscopic valence space Hamiltonians derived from NN+3N forces.

doi: 10.1103/PhysRevC.100.054327
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2019RA06      Phys.Rev. C 99, 021301 (2019)

J.S.Randhawa, R.Kanungo, M.Holl, J.D.Holt, P.Navratil, S.R.Stroberg, G.Hagen, G.R.Jansen, M.Alcorta, C.Andreoiu, C.Barnes, C.Burbadge, D.Burke, A.A.Chen, A.Chester, G.Christian, S.Cruz, B.Davids, J.Even, G.Hackman, J.Henderson, S.Ishimoto, P.Jassal, S.Kaur, M.Keefe, D.Kisliuk, R.Krucken, J.Liang, J.Lighthall, E.McGee, J.Measures, M.Moukaddam, E.Padilla-Rodal, A.Shotter, I.J.Thompson, J.Turko, M.Williams, O.Workman

Observation of excited states in 20Mg sheds light on nuclear forces and shell evolution

NUCLEAR REACTIONS 2H(20Mg, d), (20Mg, d'), E=8.5 MeV/nucleon, [secondary 20Mg beam produced in Si(p, X), E=480 MeV fragmentation reaction using SiC target at ISAC-II facility]; measured scattered deuteron spectra, differential σ(θ) using annular single-sided silicon strip detector array and CsI(Tl) detectors (IRIS reaction spectroscopy facility) at TRIUMF. 20Mg; deduced levels, J, π, proton-unbound resonances. Comparison with ab initio calculations using the valence-space in-medium similarity renormalization-group (VS-IMSRG) approach.

doi: 10.1103/PhysRevC.99.021301
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2019RE07      Phys.Rev. C 99, 065502 (2019)

B.M.Rebeiro, S.Triambak, P.Z.Mabika, P.Finlay, C.S.Sumithrarachchi, G.Hackman, G.C.Ball, P.E.Garrett, C.E.Svensson, D.S.Cross, R.Dunlop, A.B.Garnsworthy, R.Kshetri, J.N.Orce, M.R.Pearson, E.R.Tardiff, H.Al Falou, R.A.E.Austin, R.Churchman, M.K.Djongolov, R.D'Entremont, C.Kierans, L.Milovanovic, S.O'Hagan, S.Reeve, S.K.L.Sjue, S.J.Williams, S.S.Ntshangase

Precise branching ratio measurements in 19Ne β decay and fundamental tests of the weak interaction

RADIOACTIVITY 19Ne(β+)[from C, Si(p, X), E=500 MeV at TRIUMF facility]; measured Eγ, Iγ, electron spectra, βγ-coin using the 8π γ-ray spectrometer and SCEPTAR detector array at TRIUMF-ISAC facility. 19F; deduced levels, β+-branching ratios, precise β branch for superallowed ground-state to ground-state branch, Ft values, Vud element of the CKM quark-mixing matrix. Comparison with previous experimental results. Discussed implications for testing weak interaction symmetries.

doi: 10.1103/PhysRevC.99.065502
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2019RU02      Phys.Rev. C 99, 051301 (2019)

P.Ruotsalainen, J.Henderson, G.Hackman, G.H.Sargsyan, K.D.Launey, A.Saxena, P.C.Srivastava, S.R.Stroberg, T.Grahn, J.Pakarinen, G.C.Ball, R.Julin, P.T.Greenlees, J.Smallcombe, C.Andreoiu, N.Bernier, M.Bowry, M.Buckner, R.Caballero-Folch, A.Chester, S.Cruz, L.J.Evitts, R.Frederick, A.B.Garnsworthy, M.Holl, A.Kurkjian, D.Kisliuk, K.G.Leach, E.McGee, J.Measures, D.Mucher, J.Park, F.Sarazin, J.K.Smith, D.Southall, K.Starosta, C.E.Svensson, K.Whitmore, M.Williams, C.Y.Wu

Isospin symmetry in B(E2) values: Coulomb excitation study of 21Mg

NUCLEAR REACTIONS 196Pt(21Mg, 21Mg'), E=95 MeV; 110Pd(21Mg, 21Mg'), E=67 MeV; measured Eγ, Iγ, (particle)γ-coin, Coulomb excitation yields, half-life of the 1/2+ state in 21Mg using BAMBINO array for particle detection, and TIGRESS array for γ rays from Coulomb excited 21Mg states at TRIUMF-ISAC-II facility. 21Mg; deduced levels, J, π, Coulomb-excitation yields, E2 matrix elements, B(E2). GOSIA least-squares fit analysis. Systematics of 5/2+ to 1/2+ B(E2) values in T=-3/2 and +3/2 mirror nuclei: 21Mg, 21Fl; 25Si, 25Na; 29S, 29Al; 33Ar, 33P; 37Ca, 37Cl. Comparison with shell-model calculations with isospin conserving and breaking USD interactions, and using modern ab initio approach.

doi: 10.1103/PhysRevC.99.051301
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2019WI07      Phys.Rev. C 100, 014322 (2019)

J.Williams, G.C.Ball, A.Chester, T.Domingo, A.B.Garnsworthy, G.Hackman, J.Henderson, R.Henderson, R.Krucken, A.Kumar, K.D.Launey, J.Measures, O.Paetkau, J.Park, G.H.Sargsyan, J.Smallcombe, P.C.Srivastava, K.Starosta, C.E.Svensson, K.Whitmore, M.Williams

Structure of 28Mg and influence of the neutron pf shell

NUCLEAR REACTIONS 12C(18O, 2p), E=48 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), Ep, Ip, level half-lives by DSAM using the TIGRESS array and CsI(Tl) scintillator array for charged particle detection at ISACII-TRIUMF. 28Mg; deduced levels, intruder orbitals, J, π, B(E2). Systematics of yrast states in 24,26,28,30Mg, 30Si, 32S. Comparison with ab initio symmetry adapted no-core shell model (SA-NCSM) calculations using the SDPF-MU interaction, and with evaluated data in the ENSDF database.

NUCLEAR STRUCTURE 28Mg; calculated levels, intruder orbitals, J, π, neutron occupancies in the pf shell, B(M1), B(M2), proton and neutron effective single-particle energies. Ab initio symmetry adapted no-core shell model (SA-NCSM) calculations using the SDPF-MU, USDB(sd) and SDPF(U) interactions. Comparison with experimental data.

doi: 10.1103/PhysRevC.100.014322
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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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2018CR06      Phys.Lett. B 786, 94 (2018)

S.Cruz, P.C.Bender, R.Krucken, K.Wimmer, F.Ames, C.Andreoiu, R.A.E.Austin, C.S.Bancroft, R.Braid, T.Bruhn, W.N.Catford, A.Cheeseman, A.Chester, D.S.Cross, C.Aa.Diget, T.Drake, A.B.Garnsworthy, G.Hackman, R.Kanungo, A.Knapton, W.Korten, K.Kuhn, J.Lassen, R.Laxdal, M.Marchetto, A.Matta, D.Miller, M.Moukaddam, N.A.Orr, N.Sachmpazidi, A.Sanetullaev, C.E.Svensson, N.Terpstra, C.Unsworth, P.J.Voss

Shape coexistence and mixing of low-lying 0+ states in 96Sr

NUCLEAR REACTIONS 2H(95Sr, p), E=5.5 MeV/nucleon; measured reaction products, Eγ, Iγ. 96Sr; deduced γ-ray energies, σ(θ), spectroscopic factors.

doi: 10.1016/j.physletb.2018.09.031
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2018HE09      Phys.Rev. C 97, 044311 (2018)

J.Henderson, A.Chester, G.C.Ball, R.Caballero-Folch, T.Domingo, T.E.Drake, L.J.Evitts, A.B.Garnsworthy, G.Hackman, S.Hallam, M.Moukaddam, P.Ruotsalainen, J.Smallcombe, J.K.Smith, K.Starosta, C.E.Svensson, J.Williams

Lifetimes of low-lying excited states in 8636Kr50

NUCLEAR REACTIONS C(86Kr, 86Kr'), E=256.7 MeV, unsafe Coulomb excitation; measured Eγ, 86Kr scattered particles, (particle)γ-coin, half-lives of 2+ and 3- states by Doppler-shift attenuation method (DSAM) using the 4π TIGRESS array for γ detection, and TIGRESS integrated plunger (TIP) for particle detection at TRIUMF-ISAC facility. 86Kr; deduced levels, B(E2), B(E1), B(M1). Comparison with previous measurements. Systematics of B(E2) values for first 2+ states in 80Zn, 82Ge, 84Se, 86Kr, 88Sr, 90Zr and 92Mo.

doi: 10.1103/PhysRevC.97.044311
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2018HE12      Phys.Lett. B 782, 468 (2018)

J.Henderson, G.Hackman, P.Ruotsalainen, S.R.Stroberg, K.D.Launey, J.D.Holt, F.A.Ali, N.Bernier, M.A.Bentley, M.Bowry, R.Caballero-Folch, L.J.Evitts, R.Frederick, A.B.Garnsworthy, P.E.Garrett, B.Jigmeddorj, A.I.Kilic, J.Lassen, J.Measures, D.Muecher, B.Olaizola, E.O'Sullivan, O.Paetkau, J.Park, J.Smallcombe, C.E.Svensson, R.Wadsworth, C.Y.Wu

Testing microscopically derived descriptions of nuclear collectivity: Coulomb excitation of 22Mg

NUCLEAR REACTIONS 110Pd(22Mg, 22Mg'), (22Ne, 22Ne'), E=83.4, 92.4 MeV; measured reaction products, Eγ, Iγ. 22Ne, 22Mg; deduced γ-ray energies, B(E2) values and quadrupole moments. Comparison with the state-of-the-art no-core symplectic shell model calculations.

doi: 10.1016/j.physletb.2018.05.064
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2018KU01      Phys.Lett. B 777, 250 (2018)

M.Kumar Raju, J.N.Orce, P.Navratil, G.C.Ball, T.E.Drake, S.Triambak, G.Hackman, C.J.Pearson, K.J.Abraham, E.H.Akakpo, H.Al Falou, R.Churchman, D.S.Cross, M.K.Djongolov, N.Erasmus, P.Finlay, A.B.Garnsworthy, P.E.Garrett, D.G.Jenkins, R.Kshetri, K.G.Leach, S.Masango, D.L.Mavela, C.V.Mehl, M.J.Mokgolobotho, C.Ngwetsheni, G.G.O'Neill, E.T.Rand, S.K.L.Sjue, C.S.Sumithrarachchi, C.E.Svensson, E.R.Tardiff, S.J.Williams, J.Wong

Reorientation-effect measurement of the first 2+ state in 12C: Confirmation of oblate deformation

NUCLEAR REACTIONS 194Pt(12C, 12C'), E=4.975 MeV/nucleon; measured reaction products, Eγ, Iγ. 12C; deduced γ-ray yields, B(E2) diagonal matrix element, oblate deformation. Comparison with theoretical calculations.

doi: 10.1016/j.physletb.2017.12.009
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2018MO34      Nucl.Instrum.Methods Phys.Res. A905, 180 (2018)

M.Moukaddam, J.Smallcombe, L.J.Evitts, A.B.Garnsworthy, C.Andreoiu, G.C.Ball, J.Berean-Dutcher, D.Bishop, C.Bolton, R.Caballero-Folch, M.Constable, D.S.Cross, T.E.Drake, R.Dunlop, P.E.Garrett, S.Georges, G.Hackman, S.Hallam, J.Henderson, R.Henderson, R.Krucken, L.Kurchaninov, A.Kurkjian, B.Olaizola, E.O'Sullivan, P.Lu, J.Park, E.E.Peters, J.L.Pore, E.T.Rand, P.Ruotsalainen, J.K.Smith, D.Southall, M.Spencer, C.E.Svensson, M.Wiens, M.Williams, S.W.Yates, T.Zidar

In-beam internal conversion electron spectroscopy with the SPICE detector

NUCLEAR REACTIONS 110Pd(α, X)109Pd/110Pd/111Ag, E=36 MeV; measured reaction products, Eγ, Iγ, Eβ, Iβ; deduced internal conversion electrons spectra and coefficients, energy levels, J, π. Comparison with BrICC calculations. The SPectrometer for Internal Conversion Electrons (SPICE), TIGRESS γ-ray spectrometer, TRIUMF-ISAC-II superconducting linear accelerator.

doi: 10.1016/j.nima.2018.07.064
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2018SM02      Eur.Phys.J. A 54, 165 (2018)

J.Smallcombe, J.Berean-Dutcher, M.Moukaddam, A.B.Garnsworthy, C.Andreoiu, R.Caballero-Folch, T.E.Drake, L.J.Evitts, G.Hackman, J.Henderson, A.Kurkjian, B.Olaizola, E.E.Peters, D.Southall, P.Ruotsalainen, C.E.Svensson, M.Wiens, S.W.Yates, T.Zidar

E0 transition strengths in 110Pd

doi: 10.1140/epja/i2018-12604-5
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2017CH28      Phys.Rev. C 96, 011302 (2017)

A.Chester, G.C.Ball, R.Caballero-Folch, D.S.Cross, S.Cruz, T.Domingo, T.E.Drake, A.B.Garnsworthy, G.Hackman, S.Hallam, J.Henderson, R.Henderson, W.Korten, R.Krucken, M.Moukaddam, B.Olaizola, P.Ruotsalainen, J.Smallcombe, K.Starosta, C.E.Svensson, J.Williams, K.Wimmer

Recoil distance method lifetime measurement of the 2+1 and implications for the structure of neutron-rich Sr isotopes

NUCLEAR REACTIONS 27Al(94Sr, 94Sr'), (94Sr, 27Al')E=280 MeV; measured Eγ, Iγ, (27Al)γ-coin, half-life of the first 2+ state in 94Sr by recoil-distance method (RDM) using TIGRESS Integrated Plunger (TIP), and TIGRESS array for γ detection at TRIUMF-ISAC-II accelerator facility. Coulomb excitation. Geant4 simulations. 94Sr; deduced level, B(E2) for the first 2+ state. Comparison with previous measurements, and with theoretical model calculations.

doi: 10.1103/PhysRevC.96.011302
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2017CR05      Eur.Phys.J. A 53, 216 (2017)

D.S.Cross, J.L.Pore, C.Andreoiu, G.C.Ball, P.C.Bender, A.S.Chester, R.Churchman, G.A.Demand, A.Diaz Varela, R.Dunlop, A.B.Garnsworthy, P.E.Garrett, G.Hackman, B.Hadinia, B.Jigmeddorj, A.T.Laffoley, A.Liblong, R.Kanungo, D.T.Miller, B.Noakes, C.M.Petrache, K.Starosta, C.E.Svensson, P.Voss, Z-M.Wang, J.M.Wilson, J.L.Wood, S.W.Yates

Conversion-electron spectroscopy and gamma-gamma angular correlation measurements in 116Sn

RADIOACTIVITY 116In(β-)[beam of predominantly 116m1In from 500 MeV protons on Ta]; measured Eγ, Iγ(θ), γγ-coin, eγ-coin, conversion electron spectrum. 116Sn; measured K-shell ICC, K/L ratios, E2/E1 multipole mixing ratios for 2+3 to 2+1; calculated γ-ray orientation coefficients, directional distribution coeffiecients, K/L intensity ratios using ICC calculator BrIccFO; deduced and 2+2 to 2+1 mixing ratios, and also mixing transitions among low-lying 4+ states, neutron broken-pair admixture (in addition to the dominant proton 2p2h component) in 4+2 state.

doi: 10.1140/epja/i2017-12412-5
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2017DU11      Phys.Rev. C 96, 045502 (2017)

M.R.Dunlop, C.E.Svensson, G.C.Ball, J.R.Leslie, C.Andreoiu, N.Bernier, H.Bidaman, V.Bildstein, M.Bowry, C.Burbadge, R.Caballero-Folch, A.Diaz Varela, R.Dunlop, A.B.Garnsworthy, P.E.Garrett, G.Hackman, B.Jigmeddorj, K.G.Leach, A.D.MacLean, B.Olaizola, J.Measures, C.Natzke, Y.Saito, J.K.Smith, J.Turko, T.Zidar

High-precision half-life measurement for the superallowed Fermi β+ emitter 22Mg

RADIOACTIVITY 22Mg(β+)[from Si(p, X), E=480 MeV using ion guide laser ion source (IGLIS) at ISAC-TRIUMF facility]; measured Eγ, Iγ, β+ radiation, βγ-coin using a 4π continuous-flow gas proportional counter for β radiation and GRIFFIN array for γ detection, precise half-life of decay of 22Mg with detailed uncertainty analysis. Comparison with previous experimental results. Proposed further experiments to improve uncertainty of the superallowed branching ratio for tests of the CVC hypothesis.

doi: 10.1103/PhysRevC.96.045502
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2017FI07      Phys.Rev. C 96, 025501 (2017)

P.Finlay, A.T.Laffoley, G.C.Ball, P.C.Bender, M.R.Dunlop, R.Dunlop, G.Hackman, J.R.Leslie, A.D.MacLean, D.Miller, M.Moukaddam, B.Olaizola, N.Severijns, J.K.Smith, D.Southall, C.E.Svensson

High-precision half-life determination for 21Na using a 4π gas-proportional counter

RADIOACTIVITY 21Na(β+)[from Ta(p, X), E=480 MeV at TRIUMF cyclotron]; measured Eγ, βγ-coin, β+ particles, precise half-life of 21Na decay using 4π continuous-flow gas proportional counter at TRIUMF-ISAC facility. detailed analysis of half-life data and systematic uncertainties. 21Na; deduced world-average half-life by combining present result with previous measurements, and discussed contribution to the uncertainty in the Ft value of the superallowed β+ transition between the isospin T=1/2 mirror nuclei 21Na and 21Ne.

doi: 10.1103/PhysRevC.96.025501
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2017GA04      Acta Phys.Pol. B48, 523 (2017)

P.E.Garrett, B.Jigmeddorj, A.D.MacLean, H.Bidaman, V.Bildstein, C.Burbadge, G.A.Demand, A.Diaz Varela, M.Dunlop, R.Dunlop, B.Hadinia, B.Olaizola, C.E.Svensson, J.Turko, T.Zidar, A.B.Garnsworthy, M.Bowry, P.C.Bender, G.C.Ball, R.Caballero-Folch, I.Dillmann, G.Hackman, J.Henderson, W.J.Mills, M.Moukaddam, J.Park, C.J.Pearson, P.Ruotsalainen, J.Smallcombe, J.K.Smith, C.Andreoiu, D.S.Cross, J.L.Pore, K.Starosta

High-statistics β-decay Measurements at TRIUMF-ISAC and the Transition from the 8π Spectrometer to GRIFFIN

RADIOACTIVITY 122Cs(β+), (EC); measured Eγ, Iγ(θ), γγ-coin deduced low-lying levels, J, π, γ transitions, γ-ray coincidence spectra, unnormalized γ-ray σ(θ). Review lecture, everything just as examples, but it is not clear what has been published before and what is here for the first time.

doi: 10.5506/APhysPolB.48.523
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2017GA25      Phys.Rev. C 96, 044329 (2017)

A.B.Garnsworthy, M.Bowry, B.Olaizola, J.D.Holt, S.R.Stroberg, S.Cruz, S.Georges, G.Hackman, A.D.MacLean, J.Measures, H.P.Patel, C.J.Pearson, C.E.Svensson

Spectroscopy of 50Sc and ab initio calculations of B(M3) strengths

RADIOACTIVITY 50Ca(β-)[from Ta(p, X), E=500 MeV at TRIUMF-ISAC facility]; measured Eγ, Iγ, γγ-coin, γγ(θ), level half-lives by γγ(t) using GRIFFIN array of clover HPGe detectors, LaBr3(Ce) scintillators for fast timing, and plastic scintillator array SCEPTAR for β particles. 50Sc; deduced levels, J, π, γ-ray branching ratios, B(M3), B(M1), B(E2), mixing ratio, single-particle-orbital occupation numbers. Comparison with theoretical transition strengths from standard operators and from wave functions produced with the KB3G-pf shell interaction and the valence-space in-medium similarity renormalization group (VS-IMSRG). Comparison of experimental and theoretical B(M3) for transitions in 24Na, 24Al, 34,38Cl, 38K and 50Sc, the theoretical values from ab initio calculations using the VS-IMSRG approach with consistently derived effective Hamiltonians and effective M3 operator.

doi: 10.1103/PhysRevC.96.044329
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2017KU11      Phys.Rev.Lett. 118, 262502 (2017)

A.Kumar, R.Kanungo, A.Calci, P.Navratil, A.Sanetullaev, M.Alcorta, V.Bildstein, G.Christian, B.Davids, J.Dohet-Eraly, J.Fallis, A.T.Gallant, G.Hackman, B.Hadinia, G.Hupin, S.Ishimoto, R.Krucken, A.T.Laffoley, J.Lighthall, D.Miller, S.Quaglioni, J.S.Randhawa, E.T.Rand, A.Rojas, R.Roth, A.Shotter, J.Tanaka, I.Tanihata, C.Unsworth

Nuclear Force Imprints Revealed on the Elastic Scattering of Protons with 10C

NUCLEAR REACTIONS 10C(p, p), E(cm)=4.15, 4.4 eV; measured reaction products, Ep, Ip; deduced σ(θ). Comparison with ab initio no-core shell model with continuum calculations.

doi: 10.1103/PhysRevLett.118.262502
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2017PE06      Phys.Rev.Lett. 118, 152502 (2017)

V.Pesudo, M.J.G.Borge, A.M.Moro, J.A.Lay, E.Nacher, J.Gomez-Camacho, O.Tengblad, L.Acosta, M.Alcorta, M.A.G.Alvarez, C.Andreoiu, P.C.Bender, R.Braid, M.Cubero, A.Di Pietro, J.P.Fernandez-Garcia, P.Figuera, M.Fisichella, B.R.Fulton, A.B.Garnsworthy, G.Hackman, U.Hager, O.S.Kirsebom, K.Kuhn, M.Lattuada, G.Marquinez-Duran, I.Martel, D.Miller, M.Moukaddam, P.D.O'Malley, A.Perea, M.M.Rajabali, A.M.Sanchez-Benitez, F.Sarazin, V.Scuderi, C.E.Svensson, C.Unsworth, Z.M.Wang

Scattering of the Halo Nucleus 11Be on 197Au at Energies around the Coulomb Barrier

NUCLEAR REACTIONS 197Au(11Be, X), E=31.9 MeV; measured reaction products; deduced σ, σ(θ), B(E1). Comparison with theoretical calculations.

doi: 10.1103/PhysRevLett.118.152502
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2017PO02      Eur.Phys.J. A 53, 27 (2017)

J.L.Pore, D.S.Cross, C.Andreoiu, R.Ashley, G.C.Ball, P.C.Bender, A.S.Chester, A.Diaz Varela, G.A.Demand, R.Dunlop, A.B.Garnsworthy, P.E.Garrett, G.Hackman, B.Hadinia, B.Jigmeddorj, A.T.Laffoley, A.Liblong, R.Kanungo, B.Noakes, C.M.Petrache, M.M.Rajabali, K.Starosta, C.E.Svensson, P.J.Voss, Z.M.Wang, J.L.Wood, S.W.Yates

Study of the β- decay of 116m1In: A new interpretation of low-lying 0+ states in 116Sn

RADIOACTIVITY 116mIn(β-); measured Eγ, Iγ, γγ-coin using 20 HPGe with BGO Compton-suppression shields, β particles using plastic scintillator; deduced rotational bands, first direct observation of 85 keV 2+2 to 0+3 γ transition, B(E2), γ branching ratios; calculated, deduced log ft, new band head of π 2p-2h rotational band in 116Sn.

doi: 10.1140/epja/i2017-12213-x
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2017RA20      Eur.Phys.J. A 53, 184 (2017); Erratum Eur.Phys.J. A 54, 213 (2018)

A.J.Radich, P.E.Garrett, C.Andreoiu, G.C.Ball, L.Bianco, V.Bildstein, S.Chagnon-Lessard, D.S.Cross, G.A.Demand, A.Diaz Varela, R.Dunlop, P.Finlay, A.B.Garnsworthy, G.Hackman, B.Hadinia, B.Jigmeddorj, A.T.Laffoley, K.G.Leach, E.McGee, J.Michetti-Wilson, J.N.Orce, M.M.Rajabali, E.T.Rand, K.Starosta, C.S.Sumithrarachchi, C.E.Svensson, S.Triambak, Z.M.Wang, S.J.Williams, J.Wong, J.L Wood and S.W.Yates

New decay modes of the high-spin isomer of 124Cs

RADIOACTIVITY 124m,124Cs(IT), (β+);124Ba(β+); measured Eγ, Iγ, γγ-coin, X-rays, Eβ, Iβ, ee-coin. 124Xe[from Β+/EC-decay of 124mCs]; deduced levels, J, π, γ-ray transitions. 124mCs; deduced branching ratios for 16 levels populated in γ-decay of 7+ state.

doi: 10.1140/epja/i2017-12383-5
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2017TA30      Phys.Lett. B 774, 268 (2017)

J.Tanaka, R.Kanungo, M.Alcorta, N.Aoi, H.Bidaman, C.Burbadge, G.Christian, S.Cruz, B.Davids, A.Diaz Varela, J.Even, G.Hackman, M.N.Harakeh, J.Henderson, S.Ishimoto, S.Kaur, M.Keefe, R.Krucken, K.G.Leach, J.Lighthall, E.Padilla-Rodal, J.S.Randhawa, P.Ruotsalainen, A.Sanetullaev, J.K.Smith, O.Workman, I.Tanihata

Halo-induced large enhancement of soft dipole excitation of 11Li observed via proton inelastic scattering

NUCLEAR REACTIONS 1H(11Li, p'), E=66 MeV; measured reaction products, Ep, Ip. 11Li; deduced σ(θ), B(E1). DWBA calculations.

doi: 10.1016/j.physletb.2017.09.079
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2017VO05      Phys.Rev. C 96, 024305 (2017)

P.Voss, T.E.Drake, K.Starosta, C.Andreoiu, R.Ashley, G.C.Ball, P.C.Bender, A.Chester, R.Churchman, D.S.Cross, A.B.Garnsworthy, G.Hackman, B.Hadinia, R.Henderson, B.Jigmeddorj, S.Ketelhut, R.Krucken, A.T.Laffoley, K.G.Leach, D.Miller, R.Orlandi, C.J.Pearson, J.Pore, M.M.Rajabali, E.T.Rand, C.E.Svensson, E.Tardiff, C.Unsworth, Z.-M.Wang, A.Signoracci

Doppler-shift attenuation lifetime measurement of the 36Ar 2+1 level

NUCLEAR REACTIONS 12C(36Ar, 36Ar'), E=63 MeV; measured Eγ, (12C)γ-coin, half-life of the first 2+ state by Doppler-shift attenuation method (DSAM) following low-energy Coulomb excitation using TIGRESS spectrometer and PIN diode detectors at TRIUMF-ISAC facility. Carbon target backed with 197Au. 36Ar; deduced level, B(E2) for the first 2+ state, and compared with previous experimental data, and with shell-model calculations using USDB interaction.

doi: 10.1103/PhysRevC.96.024305
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2017WI07      Nucl.Instrum.Methods Phys.Res. A859, 8 (2017)

J.Williams, C.Andreoiu, R.Ashley, G.C.Ball, T.Ballast, P.C.Bender, C.Bolton, V.Bildstein, A.Chester, D.S.Cross, T.Domingo, T.Drake, A.Garnsworthy, P.Garrett, B.Hadinia, G.Hackman, R.Henderson, D.Jamieson, B.Jigmeddorj, A.Knapton, R.Kruecken, D.Miller, W.J.Mills, M.Moukaddam, M.Rajabali, U.Rizwan, K.Starosta, C.E.Svensson, C.Unsworth, A.D.Varela, P.Voss, Z.M.Wang, J.Wong

Implementation of the Doppler shift attenuation method using TIP/TIGRESS at TRIUMF: Fusion-evaporation lifetime measurements in 22Ne

NUCLEAR REACTIONS 12C(18O, 2α)22Ne, E=48 MeV; measured reaction products, Eα, Iα, Eγ, Iγ; deduced level energies, J, π, T1/2. DSAM, comparison with available data.

doi: 10.1016/j.nima.2017.03.059
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2016BA39      Phys.Scr. 91, 093002 (2016)

G.C.Ball, G.Hackman, R.Krucken

The TRIUMF-ISAC facility: two decades of discovery with rare isotope beams

doi: 10.1088/0031-8949/91/9/093002
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2016DU10      Phys.Rev.Lett. 116, 172501 (2016)

M.R.Dunlop, C.E.Svensson, G.C.Ball, G.F.Grinyer, J.R.Leslie, C.Andreoiu, R.A.E.Austin, T.Ballast, P.C.Bender, V.Bildstein, A.Diaz Varela, R.Dunlop, A.B.Garnsworthy, P.E.Garrett, G.Hackman, B.Hadinia, D.S.Jamieson, A.T.Laffoley, A.D.MacLean, D.M.Miller, W.J.Mills, J.Park, A.J.Radich, M.M.Rajabali, E.T.Rand, C.Unsworth, A.Valencik, Z.M.Wang, E.F.Zganjar

High-Precision Half-Life Measurements for the Superallowed β+ Emitter 10C: Implications for Weak Scalar Currents

RADIOACTIVITY 10C(EC) [from Ni, O(p, X)10C, E=480 MeV]; measured decay products, Eγ, Iγ; deduced T1/2 and its uncertainties. Comparison with available data.

doi: 10.1103/PhysRevLett.116.172501
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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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2016JI02      Eur.Phys.J. A 52, 36 (2016)

B.Jigmeddorj, P.E.Garrett, A.Diaz Varela, G.C.Ball, J.C.Bangay, D.S.Cross, G.A.Demand, A.B.Garnsworthy, K.L.Green, G.Hackman, W.D.Kulp, K.G.Leach, J.N.Orce, E.T.Rand, C.Sumithrarachchi, C.E.Svensson, S.Triambak, J.Wong, J.L.Wood, S.W.Yates

Conversion electron study of 110Cd: Evidence of new E0 branches

RADIOACTIVITY 110In(β+), (EC); measured Eγ, Iγ, X-rays, Ee, Ie, (X-ray)e--coin, γe--coin, γγ-coin at TRIUMF-ISAC; deduced conversion electrons K, L subshell ratios, γ-transitions, multipolarity, levels, J, π, K-conversion electron lines, conversion coefficients, E2/M1 mixing ratio, ρ2(E0) for the 4+3 to 4+1 transition. Subshell E2, M1 ratios, conversion coefficients compared to published calculations. 110,112,114,116Cd deduced systematics for γ-transitions connecting intruder and gs bands.

doi: 10.1140/epja/i2016-16036-y
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2016KI03      Phys.Rev. C 93, 025802 (2016)

O.S.Kirsebom, P.Bender, A.Cheeseman, G.Christian, R.Churchman, D.S.Cross, B.Davids, L.J.Evitts, J.Fallis, N.Galinski, A.B.Garnsworthy, G.Hackman, J.Lighthall, S.Ketelhut, P.Machule, D.Miller, S.T.Nielsen, C.R.Nobs, C.J.Pearson, M.M.Rajabali, A.J.Radich, A.Rojas, C.Ruiz, A.Sanetullaev, C.D.Unsworth, C.Wrede

Measurement of lifetimes in 23MG

NUCLEAR REACTIONS 3He(24Mg, α), E=3.125 MeV/nucleon; measured Eα, Iα, Eγ, Iγ, αγ-coincidence, level half-lives by DSAM and line-shape analysis. Experiment performed at ISAC-II-TRIUMF. Monte-Carlo simulations. 23Mg; deduced levels, resonances, resonance strengths. Relevance to 22Na(p, γ)23Mg reaction in classical novae. Comparison with previous measurements of level half-lives.

doi: 10.1103/PhysRevC.93.025802
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2016PA03      Phys.Rev. C 93, 014315 (2016)

J.Park, A.B.Garnsworthy, R.Krucken, C.Andreoiu, G.C.Ball, P.C.Bender, A.Chester, A.Close, P.Finlay, P.E.Garrett, J.Glister, G.Hackman, B.Hadinia, K.G.Leach, E.T.Rand, S.Sjue, K.Starosta, C.E.Svensson, E.Tardiff

Shape coexistence and evolution in 98Sr

RADIOACTIVITY 98Rb(β-)[from U(p, F), E=500 MeV at TRIUMF-ISAC]; measured Eγ, Iγ, I(ce), βγ-, β(ce)-, γγ-, γ(ce)- and ce(ce)-coincidences using 8π array of 20 Compton-suppressed HPGe detectors for γ rays, ten plastic scintillators for β detection, and a set of five Si(Li) detectors (PACES) for conversion electrons. 98Sr; deduced levels, absolute intensities of γ transitions, B(E0), B(E2). Comparison with two-state mixing model for interpretation of ρ2(E0) value, deduction of mixing of the two low-lying 0+ and 2+ states, and deformation parameters.

doi: 10.1103/PhysRevC.93.014315
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2016SA13      Phys.Lett. B 755, 481 (2016)

A.Sanetullaev, R.Kanungo, J.Tanaka, M.Alcorta, C.Andreoiu, P.Bender, A.A.Chen, G.Christian, B.Davids, J.Fallis, J.P.Fortin, N.Galinski, A.T.Gallant, P.E.Garrett, G.Hackman, B.Hadinia, S.Ishimoto, M.Keefe, R.Krucken, J.Lighthall, E.McNeice, D.Miller, J.Purcell, J.S.Randhawa, T.Roger, A.Rojas, H.Savajols, A.Shotter, I.Tanihata, I.J.Thompson, C.Unsworth, P.Voss, Z.Wang

Investigation of the role of 10Li resonances in the halo structure of 11Li(p, d)10Li through the transfer reaction

NUCLEAR REACTIONS 1H(11Li, d), (11Li, p), E=5.7 MeV/nucleon; measured reaction products; deduced resonance parameters, spectroscopic factor, σ(θ). DWBA analysis.

doi: 10.1016/j.physletb.2016.02.060
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2016WA16      Phys.Rev. C 93, 054301 (2016)

Z.M.Wang, A.B.Garnsworthy, C.Andreoiu, G.C.Ball, P.C.Bender, V.Bildstein, D.S.Cross, G.Demand, R.Dunlop, L.J.Evitts, P.E.Garrett, G.Hackman, B.Hadinia, S.Ketelhut, R.Krucken, K.G.Leach, A.T.Laffoley, D.Miller, M.Moukaddam, J.Pore, A.J.Radich, M.M.Rajabali, C.E.Svensson, A.Tan, E.Tardiff, C.Unsworth, A.Voss, P.Voss

Observation of a large β-delayed neutron emission component in 102Rb decay and identification of excited states in 102Sr

RADIOACTIVITY 102Rb(β-), (β-n)[from U(p, F), E=500 MeV at TRIUMF-ISAC facility]; measured Eβ, Eγ, Iγ, βγ-, γγ-coin using 8π array for γ detection and SCEPTAR plastic scintillator for β detection. 102,102Sr; deduced levels, J, π, delayed neutron-emission probability Pn. Systematics of absolute intensity of the first 2+ to 0+ transition, and direct ground-state feeding in β-delayed neutron emission in the β decays of 94,96,98,100,102Rb. Plots of Pn/T1/2 versus Qβn for decays of 94,96,98,100,102Rb, and comparison with theoretical and phenomenological descriptions. 102Zr, 102Sr, 101Zr(β-); observed γ rays.

doi: 10.1103/PhysRevC.93.054301
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2016WI03      Phys.Lett. B 759, 417 (2016)

G.L.Wilson, W.N.Catford, N.A.Orr, C.Aa.Diget, A.Matta, G.Hackman, S.J.Williams, I.C.Celik, N.L.Achouri, H.Al Falou, R.Ashley, R.A.E.Austin, G.C.Ball, J.C.Blackmon, A.J.Boston, H.C.Boston, S.M.Brown, D.S.Cross, M.Djongolov, T.E.Drake, U.Hager, S.P.Fox, B.R.Fulton, N.Galinski, A.B.Garnsworthy, D.Jamieson, R.Kanungo, K.G.Leach, J.N.Orce, C.J.Pearson, M.Porter-Peden, F.Sarazin, E.C.Simpson, S.Sjue, D.Smalley, C.Sumithrarachchi, S.Triambak, C.Unsworth, R.Wadsworth

Shell evolution approaching the N = 20 island of inversion: Structure of 26Na

NUCLEAR REACTIONS 2H(25Na, pγ)26Na, E=5 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ(θ), energy levels, J, π, level scheme. Comparison with available data.

doi: 10.1016/j.physletb.2016.05.093
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2015CA03      Acta Phys.Pol. B46, 527 (2015)

W.N.Catford, I.C.Celik, G.L.Wilson, A.Matta, N.A.Orr, C.Aa.Diget, P.Adsley, H.Al Falou, R.Ashley, R.A.E.Austin, G.C.Ball, J.C.Blackmon, A.J.Boston, H.C.Boston, S.M.Brown, D.S.Cross, M.Djongolov, T.E.Drake, U.Hager, S.P.Fox, B.R.Fulton, N.Galinski, A.B.Garnsworthy, G.Hackman, D.Jamieson, R.Kanungo, K.Leach, J-P.Martin, J.N.Orce, C.J.Pearson, M.Porter-Peden, F.Sarazin, S.Sjue, C.Sumithrarachchi, C.E.Svensson, S.Triambak, C.Unsworth, R.Wadsworth, S.J.Williams

Structure of 26Na via a Novel Technique Using (d, pγ) with a Radioactive 25Na Beam

NUCLEAR REACTIONS 2H(25Na, X)26Na, E not given; measured reaction products, Eγ, Iγ; deduced excited states, J, π.

doi: 10.5506/APhysPolB.46.527
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2015KA15      Phys.Rev.Lett. 114, 192502 (2015)

R.Kanungo, A.Sanetullaev, J.Tanaka, S.Ishimoto, G.Hagen, T.Myo, T.Suzuki, C.Andreoiu, P.Bender, A.A.Chen, B.Davids, J.Fallis, J.P.Fortin, N.Galinski, A.T.Gallant, P.E.Garrett, G.Hackman, B.Hadinia, G.Jansen, M.Keefe, R.Krucken, J.Lighthall, E.McNeice, D.Miller, T.Otsuka, J.Purcell, J.S.Randhawa, T.Roger, A.Rojas, H.Savajols, A.Shotter, I.Tanihata, I.J.Thompson, C.Unsworth, P.Voss, Z.Wang

Evidence of Soft Dipole Resonance in 11Li with Isoscalar Character

NUCLEAR REACTIONS 2H(11Li, X)7Li/8Li/9Li/10Li/11Li, E=5.5 MeV/nucleon; measured reaction products. 11Li; deduced yields, σ(θ), excitation energy, soft dipole resonance. Comparison with ab initio calculations in the coupled cluster framework.

doi: 10.1103/PhysRevLett.114.192502
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2015LA19      Phys.Rev. C 92, 025502 (2015)

A.T.Laffoley, C.E.Svensson, C.Andreoiu, G.C.Ball, P.C.Bender, H.Bidaman, V.Bildstein, B.Blank, D.S.Cross, G.Deng, A.Diaz Varela, M.R.Dunlop, R.Dunlop, A.B.Garnsworthy, P.E.Garrett, J.Giovinazzo, G.F.Grinyer, J.Grinyer, G.Hackman, B.Hadinia, D.S.Jamieson, B.Jigmeddorj, D.Kisliuk, K.G.Leach, J.R.Leslie, A.D.MacLean, D.Miller, B.Mills, M.Moukaddam, A.J.Radich, M.M.Rajabali, E.T.Rand, J.C.Thomas, J.Turko, C.Unsworth, P.Voss

High-precision half-life measurements for the superallowed Fermi β+ emitter 18Ne

RADIOACTIVITY 18Ne(β+), (EC), 23Ne(β-)[from Si(p, X), E=480 MeV, mass-separated 18,23Ne beams]; measured β using 4π continuous-flow gas proportional counter, Eγ, Iγ, βγ-coin, half-lives of 18Ne and 23Ne isotopes at TRIUMF-ISAC facility. Discussed rate-dependent and diffusion effects, and uncertainty analysis. Comparison with previous measurements. Relevance to superallowed Fermi decay.

doi: 10.1103/PhysRevC.92.025502
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2015RA05      Phys.Rev. C 91, 044320 (2015)

A.J.Radich, P.E.Garrett, J.M.Allmond, C.Andreoiu, G.C.Ball, L.Bianco, V.Bildstein, S.Chagnon-Lessard, D.S.Cross, G.A.Demand, A.Diaz Varela, R.Dunlop, P.Finlay, A.B.Garnsworthy, G.Hackman, B.Hadinia, B.Jigmeddorj, A.T.Laffoley, K.G.Leach, J.Michetti-Wilson, J.N.Orce, M.M.Rajabali, E.T.Rand, K.Starosta, C.S.Sumithrarachchi, C.E.Svensson, S.Triambak, Z.M.Wang, J.L.Wood, J.Wong, S.J.Williams, S.W.Yates

Ground-state and pairing-vibrational bands with equal quadrupole collectivity in 124Xe

RADIOACTIVITY 124Cs(β+), (EC)[from Ta(p, X), E=500 MeV]; measured Eγ, Iγ, γγ-coin using 8π array at TRIUMF-ISAC facility. 124Xe; deduced levels, J, π, B(E2) ratios, deformation parameters, proton-pairing vibrational band; analyzed previous Coulomb excitation data by GOSIA code. Comparison with interacting boson model (IBM) and dynamic-pairing plus quadrupole (DPPQ) model calculations. Systematics of energies and B(E2) values for 0+ and 2+ states in 120,122,124,126,128,130Xe.

doi: 10.1103/PhysRevC.91.044320
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2014GA24      Phys.Rev. C 90, 035803 (2014)

N.Galinski, S.K.L.Sjue, G.C.Ball, D.S.Cross, B.Davids, H.Al Falou, A.B.Garnsworthy, G.Hackman, U.Hager, D.A.Howell, M.Jones, R.Kanungo, R.Kshetri, K.G.Leach, J.R.Leslie, M.Moukaddam, J.N.Orce, E.T.Rand, C.Ruiz, G.Ruprecht, M.A.Schumaker, C.E.Svensson, S.Triambak, C.D.Unsworth

Lifetime measurements of states in 15O

NUCLEAR REACTIONS 3He(16O, α), E=50 MeV; measured Eγ, Iγ, Eα, Iα, αγ-coin, level half-lives by DSAM using TIGRESS array for γ detection and Si detector telescopes for α particles at TRIUMF-ISAC-II facility. 15O; deduced three levels and associated half-lives. Monte-Carlo simulations. Relevance to astrophysical reaction rates for 14N(p, γ)15O reaction.

doi: 10.1103/PhysRevC.90.035803
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2014HA11      Acta Phys.Pol. B45, 503 (2014)

G.Hackman

ARIEL: TRIUMF's Advanced Rare Isotope Laboratory

doi: 10.5506/APhysPolB.45.503
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2014KW03      Phys.Lett. B 732, 210 (2014)

E.Kwan, C.Y.Wu, N.C.Summers, G.Hackman, T.E.Drake, C.Andreoiu, R.Ashley, G.C.Ball, P.C.Bender, A.J.Boston, H.C.Boston, A.Chester, A.Close, D.Cline, D.S.Cross, R.Dunlop, A.Finlay, A.B.Garnsworthy, A.B.Hayes, A.T.Laffoley, T.Nano, P.Navratil, C.J.Pearson, J.Pore, S.Quaglioni, C.E.Svensson, K.Starosta, I.J.Thompson, P.Voss, S.J.Williams, Z.M.Wang

Precision measurement of the electromagnetic dipole strengths in 11Be

NUCLEAR REACTIONS 196Pt(11Be, 11Be'), E=1.73, 2.09 MeV/nucleon;measured reaction products, Eγ, Iγ. 11Be; deduced yields, B(E1). Comparison with FRESCO code calculations.

doi: 10.1016/j.physletb.2014.03.049
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2014PE05      Acta Phys.Pol. B45, 375 (2014)

V.Pesudo, M.J.G.Borge, A.M.Moro, E.Nacher, L.Acosta, M.Alcorta, M.A.G.Alvarez, G.C.Ball, P.C.Bender, R.Braid, M.Cubero, A.di Pietro, J.P.Fernandez-Garcia, P.Figuera, M.Fisichella, B.R.Fulton, A.B.Garnsworthy, J.Gomez-Camacho, G.Hackman, O.S.Kirsebom, K.Kuhn, R.Kruecken, M.Lattuada, J.A.Lay, G.Marquinez-Duran, I.Martel, D.Miller, M.Moukaddam, P.D.O'Malley, A.Perea, M.M.Rajabali, A.M.Sanchez-Benitez, F.Sarazin, V.Scuderi, C.E.Svensson, O.Tengblad, C.Unsworth, Z.M.Wang

Reaction of the Halo Nucleus 11Be on Heavy Targets at Energies Around the Coulomb Barrier

NUCLEAR REACTIONS 197Au(11Be, X), E=31.9 MeV; measured reaction products; deduced σ. Comparison with CDCC calculations.

doi: 10.5506/APhysPolB.45.375
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2014SM01      Phys.Rev. C 89, 024602 (2014)

D.Smalley, F.Sarazin, F.M.Nunes, B.A.Brown, P.Adsley, H.Al Falou, C.Andreoiu, B.Baartman, G.C.Ball, J.C.Blackmon, H.C.Boston, W.N.Catford, S.Chagnon-Lessard, A.Chester, R.M.Churchman, D.S.Cross, C.Aa.Diget, D.Di Valentino, S.P.Fox, B.R.Fulton, A.Garnsworthy, G.Hackman, U.Hager, R.Kshetri, J.N.Orce, N.A.Orr, E.Paul, M.Pearson, E.T.Rand, J.Rees, S.Sjue, C.E.Svensson, E.Tardiff, A.Diaz Varela, S.J.Williams, S.Yates

Two-neutron transfer reaction mechanisms in 12C(6He, 4He)14C using a realistic three-body 6He model

NUCLEAR REACTIONS 12C(6He, 6He), (6He, 6He'), E=30 MeV; measured 6He spectra, σ(θ); deduced optical potential parameters. 12C(6He, α)14C, E=30 MeV; measured Eα, Iα, σ(θ) using SHARC charged-particle detector and TIGRESS γ-detection arrays at ISAC-II-TRIUMF facility. 14C; deduced levels, J, π. Low energy elastic and inelastic scattering, and transfer reactions. Comparison with DWBA calculations including realistic three-body model, and shell-model calculations. Discussed higher-order effects in the reaction mechanism.

doi: 10.1103/PhysRevC.89.024602
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2013CH01      Phys.Rev.Lett. 110, 022504 (2013)

A.Chakraborty, E.E.Peters, B.P.Crider, C.Andreoiu, P.C.Bender, D.S.Cross, G.A.Demand, A.B.Garnsworthy, P.E.Garrett, G.Hackman, B.Hadinia, S.Ketelhut, Ajay Kumar, K.G.Leach, M.T.McEllistrem, J.Pore, F.M.Prados-Estevez, E.T.Rand, B.Singh, E.R.Tardiff, Z.-M.Wang, J.L.Wood, S.W.Yates

Collective Structure in 94Zr and Subshell Effects in Shape Coexistence

RADIOACTIVITY 94Y(β-) [from U(p, X), E=500 MeV]; measured decay products, Eγ, Iγ; deduced excited 2+ state, B(E2) value. Comparison with available data.

NUCLEAR REACTIONS 94Zr(n, nγ), E=2-2.8 MeV; analyzed available data; deduced B(E2), collective structures, shape coexistence.

doi: 10.1103/PhysRevLett.110.022504
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2013DU14      Phys.Rev. C 88, 045501 (2013)

R.Dunlop, G.C.Ball, J.R.Leslie, C.E.Svensson, I.S.Towner, C.Andreoiu, S.Chagnon-Lessard, A.Chester, D.S.Cross, P.Finlay, A.B.Garnsworthy, P.E.Garrett, J.Glister, G.Hackman, B.Hadinia, K.G.Leach, E.T.Rand, K.Starosta, E.R.Tardiff, S.Triambak, S.J.Williams, J.Wong, S.W.Yates, E.F.Zganjar

High-precision branching-ratio measurement for the superallowed Β+ emitter 74Rb

RADIOACTIVITY 74Rb(β+), (EC)[from Nb(p, X, ), E=500 MeV]; measured Eγ, Iγ, Eβ, Iβ, ce, γγ-, γ(ce)-, βγ-, β(ce)-coin using 8π array for γ rays, SCEPTAR for β particles and PACES for conversion electrons at ISAC-TRIUMF facility. 74Kr; deduced levels, J, π, conversion coefficients, multipolarity, E0 transition, branching ratio for superallowed β transition, logft, GT+F, isospin-symmetry breaking terms. Comparison of experimental GT values with theoretical values.

doi: 10.1103/PhysRevC.88.045501
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2013GR03      Phys.Rev. C 87, 045502 (2013)

G.F.Grinyer, G.C.Ball, H.Bouzomita, S.Ettenauer, P.Finlay, A.B.Garnsworthy, P.E.Garrett, K.L.Green, G.Hackman, J.R.Leslie, C.J.Pearson, E.T.Rand, C.S.Sumithrarachchi, C.E.Svensson, J.C.Thomas, S.Triambak, S.J.Williams

Improved half-life determination and β-delayed γ-ray spectroscopy for 18Ne decay

RADIOACTIVITY 18Ne(β+); measured Eγ, Iγ, Eβ, βγ-coin, T1/2 using 8π and SCEPTAR arrays at TRIUMF-ISAC facility; deduced β branching ratios. Comparison with previous experimental results for half-life. Superallowed β decay.

doi: 10.1103/PhysRevC.87.045502
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2013LA23      Phys.Rev. C 88, 015501 (2013)

A.T.Laffoley, C.E.Svensson, C.Andreoiu, R.A.E.Austin, G.C.Ball, B.Blank, H.Bouzomita, D.S.Cross, A.Diaz Varela, R.Dunlop, P.Finlay, A.B.Garnsworthy, P.E.Garrett, J.Giovinazzo, G.F.Grinyer, G.Hackman, B.Hadinia, D.S.Jamieson, S.Ketelhut, K.G.Leach, J.R.Leslie, E.Tardiff, J.C.Thomas, C.Unsworth

High-precision half-life measurements for the superallowed Fermi β+ emitter 14O

RADIOACTIVITY 14O(β+)[from 12C14O molecules in A=26 products produced in bombardment of SiC target by 500 MeV protons]; measured Eγ, Iγ, Eβ, Iβ, half-life of 14O superallowed β+ emitter using 8π detector array for γ rays and plastic scintillators for β radiation at TRIUMF-ISAC facility. Detailed analysis of statistical and systematic uncertainties. Comparison with previous experimental half-life values.

doi: 10.1103/PhysRevC.88.015501
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2012FI06      Phys.Rev. C 85, 055501 (2012)

P.Finlay, G.C.Ball, J.R.Leslie, C.E.Svensson, C.Andreoiu, R.A.E.Austin, D.Bandyopadhyay, D.S.Cross, G.Demand, M.Djongolov, S.Ettenauer, P.E.Garrett, K.L.Green, G.F.Grinyer, G.Hackman, K.G.Leach, C.J.Pearson, A.A.Phillips, E.T.Rand, C.S.Sumithrarachchi, S.Triambak, S.J.Williams

High-precision branching-ratio measurement for the superallowed β+ emitter 26Alm

RADIOACTIVITY 26mAl(β+), (EC); measured Iβ, Eγ, Iγ, βγ-coin, βγ-anticoin at TRIUMF-ISAC facility; deduced upper limit for total non-superallowed β++EC branching ratio to excited states in 26Mg.

doi: 10.1103/PhysRevC.85.055501
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2012GA41      Phys.Rev. C 86, 044304 (2012)

P.E.Garrett, J.Bangay, A.Diaz Varela, G.C.Ball, D.S.Cross, G.A.Demand, P.Finlay, A.B.Garnsworthy, K.L.Green, G.Hackman, C.D.Hannant, B.Jigmeddorj, J.Jolie, W.D.Kulp, K.G.Leach, J.N.Orce, A.A.Phillips, A.J.Radich, E.T.Rand, M.A.Schumaker, C.E.Svensson, C.Sumithrarachchi, S.Triambak, N.Warr, J.Wong, J.L.Wood, S.W.Yates

Detailed spectroscopy of 110Cd: Evidence for weak mixing and the emergence of γ-soft behavior

NUCLEAR REACTIONS 110Cd(n, n'), E=2.1-3.4 MeV; analyzed Eγ, Iγ, γγ-coin, γ(θ), DSA data. 110Cd; deduced levels, J, π, half-lives, multipolarity, mixing ratio, B(E2).

RADIOACTIVITY 110In(β+), (EC)[from Ta(p, X), E=500 MeV]; measured Eγ, Iγ, γγ-, γe--coin, T1/2 at TRIUMF-ISAC facility. 110Cd; deduced levels, J, π, mixing ratio, B(E2). Systematics of low-lying 0+ levels and transition rates in 110,112,114,116Cd. No evidence for strong mixing of the intruder and nonintruder configurations. γ-soft or O(6)-type nucleus.

doi: 10.1103/PhysRevC.86.044304
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2012OR05      Phys.Rev. C 86, 041303 (2012)

J.N.Orce, T.E.Drake, M.K.Djongolov, P.Navratil, S.Triambak, G.C.Ball, H.Al Falou, R.Churchman, D.S.Cross, P.Finlay, C.Forssen, A.B.Garnsworthy, P.E.Garrett, G.Hackman, A.B.Hayes, R.Kshetri, J.Lassen, K.G.Leach, R.Li, J.Meissner, C.J.Pearson, E.T.Rand, F.Sarazin, S.K.L.Sjue, M.A.Stoyer, C.S.Sumithrarachchi, C.E.Svensson, E.R.Tardiff, A.Teigelhoefer, S.J.Williams, J.Wong, C.Y.Wu

Reorientation-effect measurement of the (2+1 ll E2 ll 2+1) matrix element in 10Be

NUCLEAR REACTIONS 194Pt(10Be, 10Be'), E=41 MeV, [10Be beam from Ta(p, X), E=500 MeV]; measured Eγ, Iγ, particle spectra, (particle)γ-coin, angular distribution of γ yields for first 2+ states in 10Be and 194Pt using TIGRESS array at TRIUMF-ISACII facility. 10Be; deduced levels, J, π, diagonal matrix element for first 2+ state, spectroscopic quadrupole moment. 10Be, 194Pt; analyzed yield data using GOSIA code. Reorientation-effect in Coulomb-excitation. Comparison with shell-model (NCSM) calculations.

doi: 10.1103/PhysRevC.86.041303
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2012TR06      Phys.Rev.Lett. 109, 042301 (2012)

S.Triambak, P.Finlay, C.S.Sumithrarachchi, G.Hackman, G.C.Ball, P.E.Garrett, C.E.Svensson, D.S.Cross, A.B.Garnsworthy, R.Kshetri, J.N.Orce, M.R.Pearson, E.R.Tardiff, H.Al Falou, R.A.E.Austin, R.Churchman, M.K.Djongolov, R.D'Entremont, C.Kierans, L.Milovanovic, S.O'Hagan, S.Reeve, S.K.L.Sjue, S.J.Williams

High-Precision Measurement of the 19Ne Half-Life and Implications for Right-Handed Weak Currents

RADIOACTIVITY 19Ne(EC); measured reaction products, Eγ, Iγ; deduced T1/2, right-hand interaction. Comparison with available data.

doi: 10.1103/PhysRevLett.109.042301
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2011CR05      J.Instrum. 6, 08008 (2011)

D.S.Cross, G.C.Ball, P.E.Garrett, S.Triambak, S.J.Williams, C.Andreoiu, R.Churchman, A.B.Garnsworthy, G.Hackman, J.R.Leslie, J.N.Orce, C.S.Sumithrarachchi, C.E.Svensson

Commissioning the DANTE array of BaF2 detectors at TRIUMF-ISAC using a fast-timing lifetime measurement

RADIOACTIVITY 152Eu(EC); measured decay products, Eγ, Iγ; deduced 152Sm first excited state T1/2. Comparison with available data.

doi: 10.1088/1748-0221/6/08/p08008
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2011FI01      Phys.Rev.Lett. 106, 032501 (2011)

P.Finlay, S.Ettenauer, G.C.Ball, J.R.Leslie, C.E.Svensson, C.Andreoiu, R.A.E.Austin, D.Bandyopadhyay, D.S.Cross, G.Demand, M.Djongolov, P.E.Garrett, K.L.Green, G.F.Grinyer, G.Hackman, K.G.Leach, C.J.Pearson, A.A.Phillips, C.S.Sumithrarachchi, S.Triambak, S.J.Williams

High-Precision Half-Life Measurement for the Superallowed β+ Emitter 26Alm

RADIOACTIVITY 26Al(β+) [from Si(p, X), E=500 MeV]; measured decay products; deduced T1/2. Comparison with Skyrme-Hartree-Fock calculations.

COMPILATION 10C, 14O, 22Mg, 26Al, 34Cl, 34Ar, 38K, 42Sc, 46V, 50Mn, 54Co, 62Ga, 74Rb; compiled log ft values.

doi: 10.1103/PhysRevLett.106.032501
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2011GA10      Acta Phys.Pol. B42, 799 (2011)

P.E.Garrett, K.L.Green, R.A.E.Austin, G.C.Ball, D.S.Bandyopadhyay, S.Colosimo, D.S.Cross, G.A.Demand, G.F.Grinyer, G.Hackman, W.D.Kulp, K.G.Leach, A.C.Morton, C.J.Pearson, A.A.Phillips, M.A.Schumaker, C.E.Svensson, J.Wong, J.L.Wood, S.W.Yates

Using β-decay to Map the E2 Strength in the Cd Isotopes and the Downfall of Vibrational Motion

RADIOACTIVITY 112Ag(β-) [from Ta(p, X), E=500 MeV]; measured Eγ, γ, γ-γ-coin.; deduced branching ratios, B(E2), rotational interpretation.

doi: 10.5506/APhysPolB.42.799
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2010KA03      Phys.Lett. B 682, 391 (2010)

R.Kanungo, A.T.Gallant, M.Uchida, C.Andreoiu, R.A.E.Austin, D.Bandyopadhyay, G.C.Ball, J.A.Becker, A.J.Boston, H.C.Boston, B.A.Brown, L.Buchmann, S.J.Colosimo, R.M.Clark, D.Cline, D.S.Cross, H.Dare, B.Davids, T.E.Drake, M.Djongolov, P.Finlay, N.Galinski, P.E.Garrett, A.B.Garnsworthy, K.L.Green, S.Grist, G.Hackman, L.J.Harkness, A.B.Hayes, D.Howell, A.M.Hurst, H.B.Jeppesen, K.G.Leach, A.O.Macchiavelli, D.Oxley, C.J.Pearson, B.Pietras, A.A.Phillips, S.V.Rigby, C.Ruiz, G.Ruprecht, F.Sarazin, M.A.Schumaker, A.C.Shotter, C.S.Sumitharachchi, C.E.Svensson, I.Tanihata, S.Triambak, C.Unsworth, S.J.Williams, P.Walden, J.Wong, C.Y.Wu

Structure of states in 12Be via the 11Be(d, p) reaction

NUCLEAR REACTIONS 2H(11Be, p), E=5 MeV/nucleon; measured proton spectra, recoiling and product nucleus spectra, p(nucleus)-coin; deduced σ(θ), Q-value spectra, peak widths. 12Be; deduced energy levels, J, π, spectroscopic factors using DWBA analysis.

doi: 10.1016/j.physletb.2009.11.025
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2009GR10      Phys.Rev. C 80, 032502 (2009)

K.L.Green, P.E.Garrett, R.A.E.Austin, G.C.Ball, D.S.Bandyopadhyay, S.Colosimo, D.Cross, G.A.Demand, G.F.Grinyer, G.Hackman, W.D.Kulp, K.G.Leach, A.C.Morton, C.J.Pearson, A.A.Phillips, M.A.Schumaker, C.E.Svensson, J.Wong, J.L.Wood, S.W.Yates

Degeneracy at 1871 keV in 112Cd and implications for neutrinoless double electron capture

RADIOACTIVITY 112Ag(β-), 112In(EC)[from Ta(p, X), E=500 MeV]; measured Eγ, Iγ, γγ-coin using 8π array. 112Cd; deduced levels, J, π, B(E2). Discussed implications for 0νββ decay of 112Sn.

doi: 10.1103/PhysRevC.80.032502
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2009HU03      Phys.Lett. B 674, 168 (2009)

A.M.Hurst, C.Y.Wu, J.A.Becker, M.A.Stoyer, C.J.Pearson, G.Hackman, M.A.Schumaker, C.E.Svensson, R.A.E.Austin, G.C.Ball, D.Bandyopadhyay, C.J.Barton, A.J.Boston, H.C.Boston, R.Churchman, D.Cline, S.J.Colosimo, D.S.Cross, G.Demand, M.Djongolov, T.E.Drake, P.E.Garrett, C.Gray-Jones, K.L.Green, A.N.Grint, A.B.Hayes, K.G.Leach, W.D.Kulp, G.Lee, S.Lloyd, R.Maharaj, J.-P.Martin, B.A.Millar, S.Mythili, L.Nelson, P.J.Nolan, D.C.Oxley, E.Padilla-Rodal, A.A.Phillips, M.Porter-Peden, S.V.Rigby, F.Sarazin, C.S.Sumithrarachchi, S.Triambak, P.M.Walker, S.J.Williams, J.Wong, J.L.Wood

Narrowing of the neutron sd-pf shell gap in 29Na

NUCLEAR REACTIONS 110Pd(29Na, 29Na'), E=70 MeV; measured Eγ, Iγ, (particle)γ-coin, charged-particle spectra following Coulomb excitation; deduced σ. 29Na; deduced B(E2). Comparison with shell model.

doi: 10.1016/j.physletb.2009.03.017
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2009MA54      Phys.Rev. C 80, 034318 (2009)

C.M.Mattoon, F.Sarazin, C.Andreoiu, A.N.Andreyev, R.A.E.Austin, G.C.Ball, R.S.Chakrawarthy, D.Cross, E.S.Cunningham, J.Daoud, P.E.Garrett, G.F.Grinyer, G.Hackman, D.Melconian, C.Morton, C.Pearson, J.J.Ressler, J.Schwarzenberg, M.B.Smith, C.E.Svensson

Line-shape analysis of Doppler-broadened γ lines following the β decay of 11Li

RADIOACTIVITY 11Li(β-), (β-n) [from Ta(p, X), E=500 MeV]; measured Eγ, Iγ, γγ-, βγ-coin, half-lives by line-shape method using 8pi array. 10,11Be; deduced levels, J, π, branching ratios, B(E1), delayed neutron emission probabilities.

doi: 10.1103/PhysRevC.80.034318
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2009SC23      Phys.Rev. C 80, 044325 (2009); Erratum Phys.Rev. C 82, 069902 (2010)

M.A.Schumaker, D.Cline, G.Hackman, C.J.Pearson, C.E.Svensson, C.Y.Wu, A.Andreyev, R.A.E.Austin, G.C.Ball, D.Bandyopadhyay, J.A.Becker, A.J.Boston, H.C.Boston, L.Buchmann, R.Churchman, F.Cifarelli, R.J.Cooper, D.S.Cross, D.Dashdorj, G.A.Demand, M.R.Dimmock, T.E.Drake, P.Finlay, A.T.Gallant, P.E.Garrett, K.L.Green, A.N.Grint, G.F.Grinyer, L.J.Harkness, A.B.Hayes, R.Kanungo, A.F.Lisetskiy, K.G.Leach, G.Lee, R.Maharaj, J.-P.Martin, F.Moisan, A.C.Morton, S.Mythili, L.Nelson, O.Newman, P.J.Nolan, J.N.Orce, E.Padilla-Rodal, A.A.Phillips, M.Porter-Peden, J.J.Ressler, R.Roy, C.Ruiz, F.Sarazin, D.P.Scraggs, J.C.Waddington, J.M.Wan, A.Whitbeck, S.J.Williams, J.Wong

Coulomb excitation of the proton-dripline nucleus 20Na

NUCLEAR REACTIONS Ti(20Na, 20Na'), E=1.7 MeV/nucleon; measured particle spectra, Eα, Eγ, Iγ, γγ-, (particle)γ-coin, angular correlations and γ-ray yield. 20Na, 48Ti; deduced levels, J, π, mixing ratios, transition matrix elements, B(M1), B(E2), and static electric quadrupole moments. Tigress and Bambino arrays at TRIUMF-ISAC facility. GOSIA analysis of Coulomb excitation data. Comparisons with shell-model calculations using the USD, USDB and p-sd effective interactions employing OXBASH shell-model code, and with results for 20F mirror nucleus.

NUCLEAR MOMENTS 20Na, 48Ti; deduced static electric quadrupole moments from Coulomb excitation experiment.

doi: 10.1103/PhysRevC.80.044325
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2009SC28      Eur.Phys.J. A 42, 477 (2009)

M.A.Schumaker, D.Cline, G.Hackman, C.Pearson, C.E.Svensson, C.Y.Wu, A.Andreyev, R.A.E.Austin, G.C.Ball, D.Bandyopadhyay, J.A.Becker, A.J.Boston, H.C.Boston, L.Buchmann, R.Churchman, F.Cifarelli, R.J.Cooper, D.S.Cross, D.Dashdorj, G.A.Demand, M.R.Dimmock, T.E.Drake, P.Finlay, A.T.Gallant, P.E.Garrett, K.L.Green, A.N.Grint, G.F.Grinyer, L.J.Harkness, A.B.Hayes, R.Kanungo, A.F.Lisetskiy, K.G.Leach, G.Lee, R.Maharaj, J-P.Martin, F.Moisan, A.C.Morton, S.Mythili, L.Nelson, O.Newman, P.J.Nolan, J.N.Orce, E.Padilla-Rodal, A.A.Phillips, M.Porter-Peden, J.J.Ressler, R.Roy, C.Ruiz, F.Sarazin, D.P.Scraggs, J.C.Waddington, J.M.Wan, A.Whitbeck, S.J.Williams, J.Wong

Coulomb excitation of radioactive 20, 21Na

NUCLEAR REACTIONS Ti(20Na, 20Na'), (21Na, 21Na'), E=1.7 MeV/nucleon; 20,21Na, 48Ti; measured Eγ, Iγ, γγ-, (particle)γ-coin, angular correlations and γ-ray yield; deduced B(E2), levels, J, π, mixing ratios, transition matrix elements. Tigress and Bambino arrays at TRIUMF-ISAC facility. GOSIA analysis of Coulomb excitation data. Comparisons with shell-model calculations using the USD, USDB and p-sd effective interactions employing OXBASH shell-model code.

doi: 10.1140/epja/i2009-10816-4
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2008FI07      Phys.Rev. C 78, 025502 (2008)

P.Finlay, G.C.Ball, J.R.Leslie, C.E.Svensson, I.S.Towner, R.A.E.Austin, D.Bandyopadhyay, A.Chaffey, R.S.Chakrawarthy, P.E.Garrett, G.F.Grinyer, G.Hackman, B.Hyland, R.Kanungo, K.G.Leach, C.M.Mattoon, A.C.Morton, C.J.Pearson, A.A.Phillips, J.J.Ressler, F.Sarazin, H.Savajols, M.A.Schumaker, J.Wong

High-precision branching ratio measurement for the superallowed β+ emitter 62Ga

RADIOACTIVITY 62Ga(β+); measured Eγ, Iγ, Eβ, βγ-coin, branching ratios; deduced ft values. 62Zn; deduced levels, J, π. 10C, 14O, 22Mg, 26mAl, 34Cl, 34Ar, 38mK, 42Sc, 46V, 50Mn, 54Co, 62Ga, 74Rb; systematics of superallowed β decays and ft values.

doi: 10.1103/PhysRevC.78.025502
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2008GR03      Phys.Rev. C 77, 015501 (2008)

G.F.Grinyer, P.Finlay, C.E.Svensson, G.C.Ball, J.R.Leslie, R.A.E.Austin, D.Bandyopadhyay, A.Chaffey, R.S.Chakrawarthy, P.E.Garrett, G.Hackman, B.Hyland, R.Kanungo, K.G.Leach, C.M.Mattoon, A.C.Morton, C.J.Pearson, A.A.Phillips, J.J.Ressler, F.Sarazin, H.Savajols, M.A.Schumaker, J.Wong

High-precision half-life determination for the superallowed β+ emitter 62Ga

RADIOACTIVITY 62Ga(β+) [from Zr(p, γ), E=500 MeV]; measured Eγ, β+ particles; deduced half-life.

doi: 10.1103/PhysRevC.77.015501
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2008JO03      Phys.Rev. C 77, 034311 (2008)

G.A.Jones, S.J.Williams, P.M.Walker, Zs.Podolyak, S.Zhu, M.P.Carpenter, J.J.Carroll, R.S.Chakrawarthy, P.Chowdhury, I.J.Cullen, G.D.Dracoulis, A.B.Garnsworthy, G.Hackman, R.V.F.Janssens, T.L.Khoo, F.G.Kondev, G.J.Lane, Z.Liu, D.Seweryniak, N.J.Thompson

High-spin, multiparticle isomers in 121, 123Sb

NUCLEAR REACTIONS 27Al(178Hf, X)121Sb/123Sb, E=1150 MeV; measured Eγ, Iγ, half-lives of isomers, internal conversion coefficients; deduced multipolarities, mixing ratios, γγ(θ). 121,123Sb; deduced levels, J, π. 120,122Sn, 117,119,125,126,127,128,129,130,131Sb; systematics.

doi: 10.1103/PhysRevC.77.034311
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2008KA04      Phys.Lett. B 660, 26 (2008)

R.Kanungo, A.N.Andreyev, L.Buchmann, B.Davids, G.Hackman, D.Howell, P.Khalili, B.Mills, E.Padilla-Rodal, Steven C.Pieper, J.Pearson, C.Ruiz, G.Ruprecht, A.Shotter, I.Tanihata, C.Vockenhuber, P.Walden, R.B.Wiringa

Spectroscopic factors for the 9Li ground state and N = 6 shell closure

NUCLEAR REACTIONS 2H(9Li, t), (9Li, d), E=1.68 MeV/nucleon; measured σ(θ); deduced spectroscopic factors.

doi: 10.1016/j.physletb.2007.12.024
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2008LE12      Phys.Rev.Lett. 100, 192504 (2008)

K.G.Leach, C.E.Svensson, G.C.Ball, J.R.Leslie, R.A.E.Austin, D.Bandyopadhyay, C.Barton, E.Bassiachvilli, S.Ettenauer, P.Finlay, P.E.Garrett, G.F.Grinyer, G.Hackman, D.Melconian, A.C.Morton, S.Mythili, O.Newman, C.J.Pearson, M.R.Pearson, A.A.Phillips, H.Savajols, M.A.Schumaker, J.Wong

Internal γ Decay and the Superallowed Branching Ration for the β+ Emitter 38Km

RADIOACTIVITY 38mK(β+), 38mCl(β+);measured positron spectra, Eγ, Iγ, βγ-coin, T1/2; deduced Ft for superallowed decay, comparison with other superallowed decays.

doi: 10.1103/PhysRevLett.100.192504
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2008LO01      Phys.Rev.Lett. 100, 102501 (2008)

A.Lopez-Martens, T.Dossing, T.L.Khoo, M.Matsuo, B.Herskind, T.Lauritsen, M.P.Carpenter, R.V.F.Janssens, G.Hackman, I-Y.Lee, A.O.Macchiavelli, E.Vigezzi, K.Yoshida

Motional Narrowing and Ergodic Bands in Excited Superdeformed States of 194Hg

RADIOACTIVITY 194Hg; analyzed γ-ray spectra from decay of excited superdeformed states.

doi: 10.1103/PhysRevLett.100.102501
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2008MY01      Phys.Rev. C 77, 035803 (2008)

S.Mythili, B.Davids, T.K.Alexander, G.C.Ball, M.Chicoine, R.S.Chakrawarthy, R.Churchman, J.S.Forster, S.Gujrathi, G.Hackman, D.Howell, R.Kanungo, J.R.Leslie, E.Padilla, C.J.Pearson, C.Ruiz, G.Ruprecht, M.A.Schumaker, I.Tanihata, C.Vockenhuber, P.Walden, S.Yen

Lifetimes of states in 19Ne above the 15O+α breakup threshold

NUCLEAR REACTIONS 3He(20Ne, α), E=34 MeV; measured Eγ, Iγ, γα-coin, α-spectra, lifetimes using Doppler Shift Attenuation Method; 19Ne; deduced levels, J, π. 15O(α, γ)19Ne; deduced reactions rates.

doi: 10.1103/PhysRevC.77.035803
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2008SC18      Phys.Rev. C 78, 044321 (2008)

M.A.Schumaker, D.Cline, G.Hackman, A.C.Morton, C.J.Pearson, C.E.Svensson, C.Y.Wu, A.Andreyev, R.A.E.Austin, G.C.Ball, D.Bandyopadhyay, J.A.Becker, A.J.Boston, H.C.Boston, L.Buchmann, R.Churchman, F.Cifarelli, R.J.Cooper, D.S.Cross, D.Dashdorj, G.A.Demand, M.R.Dimmock, T.E.Drake, P.Finlay, A.T.Gallant, P.E.Garrett, K.L.Green, A.N.Grint, G.F.Grinyer, L.J.Harkness, A.B.Hayes, R.Kanungo, K.G.Leach, G.Lee, R.Maharaj, J.-P.Martin, F.Moisan, S.Mythili, L.Nelson, O.Newman, P.J.Nolan, J.N.Orce, E.Padilla-Rodal, A.A.Phillips, M.Porter-Peden, J.J.Ressler, R.Roy, C.Ruiz, F.Sarazin, D.P.Scraggs, J.C.Waddington, J.M.Wan, A.Whitbeck, S.J.Williams, J.Wong

Coulomb excitation of radioactive 21Na and its stable mirror 21Ne

NUCLEAR REACTIONS Ti(21Na, 21Na), (21Ne, 21Ne'γ), E=1.7 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin. 21Ne, 21Na, 42,46,48Ti; deduced levels, J, π, multipolarities, mixing ratios, B(E2). Coulomb excitation.

doi: 10.1103/PhysRevC.78.044321
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2007BA49      Nucl.Phys. A787, 118c (2007)

G.C.Ball, A.Andreyev, R.A.E.Austin, D.Bandyopadhyay, J.A.Becker, A.J.Boston, H.C.Boston, A.Chen, R.Churchman, F.Cifarelli, D.Cline, R.J.Cooper, D.S.Cross, D.Dashdorj, G.Demand, M.R.Dimmock, T.E.Drake, P.Finlay, F.Gagon-Moisan, A.T.Gallant, P.E.Garrett, K.L.Green, A.N.Grint, G.Hackman, L.J.Harkness, A.B.Hayes, R.Kanungo, K.G.Leach, G.Lee, R.Maharaj, J.-P.Martin, A.C.Morton, S.Mythili, L.Nelson, O.Newman, P.J.Nolan, E.Padilla-Rodal, C.J.Pearson, A.A.Phillips, M.Porter-Peden, J.J.Ressler, R.Roy, C.Ruiz, H.Savajols, F.Sarazin, M.A.Schumaker, D.P.Scraggs, C.E.Svensson, J.C.Waddington, J.M.Wan, A.Whitbeck, S.J.Williams, J.Wong, C.Y.Wu

TRIUMF-ISAC Gamma-Ray Escape-Suppressed Spectrometer (TIGRESS): a versatile tool for radioactive beam physics

NUCLEAR REACTIONS Ti(21Ne, X), (20Na, X), (21Na, X), E=1.7 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin, DSA.

doi: 10.1016/j.nuclphysa.2006.12.022
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2007GA26      Acta Phys.Pol. B38, 1169 (2007)

P.E.Garrett, A.Andreyev, R.A.E.Austin, G.C.Ball, D.Bandyopadhyay, J.A.Becker, A.J.Boston, R.S.Chakrawarthy, D.Cline, R.J.Cooper, R.Churchman, D.Cross, D.Dashdorj, G.A.Demand, M.R.Dimmock, T.E.Drake, P.Finlay, F.Gagon-Miosan, A.T.Gallant, K.L.Green, A.N.Grint, G.F.Grinyer, G.Hackman, L.J.Harkness, A.B.Hayes, R.Kanungo, W.D.Kulp, K.G.Leach, G.Lee, J.R.Leslie, J.-P.Martin, C.Mattoon, W.J.Mills, A.C.Morton, S.Mythili, L.Nelson, O.Newman, P.J.Nolan, E.Padilla-Rodal, C.J.Pearson, A.A.Phillips, M.Porter-Peden, J.J.Ressler, R.Roy, C.Ruiz, H.Savajols, F.Sarazin, M.A.Schumaker, D.P.Scraggs, H.C.Scraggs, M.D.Strange, C.E.Svensson, J.C.Waddington, J.M.Wan, A.Whitbeck, S.J.Williams, J.Wong, J.L.Wood, C.Y.Wu, E.F.Zganjar

Nuclear Structure Research at TRIUMF

NUCLEAR REACTIONS Ti(20Na, 20Na'), (21Na, 21Na'), E=1.7 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation; deduced levels energies, σ, B(E2).

RADIOACTIVITY 160Yb, 160Tm(EC); measured Eγ, Iγ, eγ-coinc. Deduced levels, J, π.


2007GA30      Nucl.Instrum.Methods Phys.Res. B261, 1084 (2007)

P.E.Garrett, A.Andreyev, R.A.E.Austin, G.C.Ball, D.Bandyopadhyay, J.A.Becker, A.J.Boston, H.C.Boston, R.S.Chakrawarthy, R.Churchman, D.Cline, R.J.Cooper, D.Cross, D.Dashdorj, G.A.Demand, M.R.Dimmock, T.Drake, P.Finlay, K.Gagnon, A.T.Gallant, K.L.Green, A.N.Grint, G.F.Grinyer, G.Hackman, L.J.Harkness, A.B.Hayes, R.Kanungo, W.D.Kulp, K.G.Leach, G.Lee, J.R.Leslie, R.Maharaj, J.-P.Martin, C.Mattoon, W.J.Mills, A.C.Morton, L.Nelson, O.Newman, P.J.Nolan, E.Padilla-Rodal, C.J.Pearson, A.A.Phillips, M.Porter-Peden, J.J.Ressler, C.Ruiz, F.Sarazin, M.A.Schumaker, D.P.Scraggs, M.D.Strange, M.Subramanian, C.E.Svensson, J.C.Waddington, J.Wan, A.Whitbeck, S.J.Williams, J.L.Wood, J.C.Wong, C.Y.Wu, E.F.Zganjar

The TRIUMF nuclear structure program and TIGRESS

doi: 10.1016/j.nimb.2007.04.258
Citations: PlumX Metrics


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Note: The following list of authors and aliases matches the search parameter G.Hackman: , G.S.HACKMAN