NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = F.C.Barker Found 104 matches. Showing 1 to 100. [Next]2009BA04 Phys.Rev. C 79, 017302 (2009) Energies of 9B(1/2+) and 10C(0+2) NUCLEAR STRUCTURE 9B, 10C; calculated excitation energies. Potential-model calculations.
doi: 10.1103/PhysRevC.79.017302
2009DI06 Phys.Rev. C 80, 034316 (2009) C.Aa.Diget, F.C.Barker, M.J.G.Borge, R.Boutami, P.Dendooven, T.Eronen, S.P.Fox, B.R.Fulton, H.O.U.Fynbo, J.Huikari, S.Hyldegaard, H.B.Jeppesen, A.Jokinen, B.Jonson, A.Kankainen, I.Moore, A.Nieminen, G.Nyman, H.Penttila, V.F.E.Pucknell, K.Riisager, S.Rinta-Antila, O.Tengblad, Y.Wang, K.Wilhelmsen, J.Aysto Breakup channels for 12C triple-α continuum states RADIOACTIVITY 12N(β+)[from 12C(p, n), E=28 MeV], 12B(β-)[from 11B(d, p), E=10 MeV]; measured Eα, Eγ, ααα-coin. 12C; deduced levels, J, π, triple-α continuum states and their decay modes. R-matrix analysis.
doi: 10.1103/PhysRevC.80.034316
2009HY01 Phys.Lett. B 678, 459 (2009) S.Hyldegaard, C.Forssen, C.Aa.Diget, M.Alcorta, F.C.Barker, B.Bastin, M.J.G.Borge, R.Boutami, S.Brandenburg, J.Buscher, P.Dendooven, P.Van Duppen, T.Eronen, S.Fox, B.R.Fulton, H.O.U.Fynbo, J.Huikari, M.Huyse, H.B.Jeppesen, A.Jokinen, B.Jonson, K.Jungmann, A.Kankainen, O.Kirsebom, M.Madurga, I.Moore, P.Navratil, T.Nilsson, G.Nyman, G.J.G.Onderwater, H.Penttila, K.Perajarvi, R.Raabe, K.Riisager, S.Rinta-Antila, A.Rogachevskiy, A.Saastamoinen, M.Sohani, O.Tengblad, E.Traykov, J.P.Vary, Y.Wang, K.Wilhelmsen, H.W.Wilschut, J.Aysto Precise branching ratios to unbound 12C states from 12N and 12B β-decays NUCLEAR REACTIONS 1H(12C, n), 2H(11B, p), 12C(p, n), 11B(d, p), E not given; measured Eγ, Iγ, Eα, Iα, γα-coin, αα-coin, decay spectra; deduced branching ratio, log ft, B(GT) to various 12C states. Comparison with no-core shell model calculations. RADIOACTIVITY 12B(β-), 12N(β+); deduced branching ratio, log ft, B(GT) to various 12C states. Comparison with no-core shell model calculations.
doi: 10.1016/j.physletb.2009.06.064
2008BA42 Phys.Rev. C 78, 044611 (2008) 15N(p, α0)12C S factor NUCLEAR REACTIONS 15N(p, α); analyzed astrophysical S-factor; deduced S(0). R-matrix analysis.
doi: 10.1103/PhysRevC.78.044611
2008BA43 Phys.Rev. C 78, 044612 (2008) 15N(p, γ0)16O S factor NUCLEAR REACTIONS 15N(p, γ); analyzed astrophysical S-factors, deduced resonance energies, resonances widths. R-matrix fit.
doi: 10.1103/PhysRevC.78.044612
2008CR02 J.Phys.(London) G35, 014004 (2008) J.Cruz, H.Luis, M.Fonseca, Z.Fulop, G.Gyurky, F.Raiola, M.Aliotta, K.U.Kettner, A.P.Jesus, J.P.Ribeiro, F.C.Barker, C.Rolfs Experimental study of proton-induced nuclear reactions in 6, 7Li NUCLEAR REACTIONS 6Li(p, α), E=90-580 keV; 7Li(p, α), E=90-1740 keV; measured cross sections and angular distributions; deduced S-factor. comparison with previous experimental data.
doi: 10.1088/0954-3899/35/1/014004
2007BA10 Phys.Rev. C 75, 027601 (2007) Electron screening in the 3He(d, p)4He reaction NUCLEAR REACTIONS 3He(d, p), E ≈ 5-500 keV; analyzed S-factor data; deduced electron screening potential.
doi: 10.1103/PhysRevC.75.027601
2007BA54 Phys.Rev. C 76, 027602 (2007) Width of 11B(1/2+, T = 3/2) NUCLEAR REACTIONS 10Be(p, γ), E<2.1 MeV; analyzed cross sections. 11B deduced level widths.
doi: 10.1103/PhysRevC.76.027602
2006BA15 Nucl.Phys. A768, 241 (2006) Energy dependence of the 7Be(p, γ)8B S factor, and charge symmetry in the 7Li + n and 7Be + p systems NUCLEAR REACTIONS 7Be(p, γ), 7Li(n, γ), E=0-1200 keV; calculated S-factors; deduced charge symmetry features. R-matrix analysis, comparison with cluster-model predictions and data.
doi: 10.1016/j.nuclphysa.2006.01.010
2006BA47 Nucl.Phys. A776, 52 (2006) β-decay of 9Li to 9Be(1/2+) RADIOACTIVITY 9Li(β-); analyzed β-decay data; deduced inconsistencies with previous results.
doi: 10.1016/j.nuclphysa.2006.07.035
2006CA05 Phys.Rev. C 73, 014319 (2006) E.Casarejos, C.Angulo, P.J.Woods, F.C.Barker, P.Descouvemont, M.Aliotta, T.Davinson, P.Demaret, M.Gaelens, P.Leleux, Z.Liu, M.Loiselet, A.S.Murphy, A.Ninane, I.A.Roberts, G.Ryckewaert, J.S.Schweitzer, F.Vanderbist Low-lying states in the unbound 11N nucleus NUCLEAR REACTIONS 1H(10C, p), E=25.5, 32 MeV; measured recoil Ep, elastic σ(θ). 11N deduced resonance parameters. 12O deduced two-proton decay width.
doi: 10.1103/PhysRevC.73.014319
2005BL15 Phys.Rev.Lett. 94, 232501 (2005); Erratum Phys.Rev.Lett. 94, 249901 (2005) B.Blank, A.Bey, G.Canchel, C.Dossat, A.Fleury, J.Giovinazzo, I.Matea, N.Adimi, F.De Oliveira, I.Stefan, G.Georgiev, S.Grevy, J.C.Thomas, C.Borcea, D.Cortina, M.Caamano, M.Stanoiu, F.Aksouh, B.A.Brown, F.C.Barker, W.A.Richter First Observation of 54Zn and its Decay by Two-Proton Emission NUCLEAR REACTIONS Ni(58Ni, X), E=74.5 MeV/nucleon; measured fragment yields; deduced evidence for 54Zn. RADIOACTIVITY 54Zn(2p) [from Ni(58Ni, X)]; measured Ep, T1/2, two-proton decay branching ratio. Comparison with model predictions.
doi: 10.1103/PhysRevLett.94.232501
2005DI16 Nucl.Phys. A760, 3 (2005) C.Aa.Diget, F.C.Barker, M.G.Borge, J.Cederkall, V.N.Fedosseev, L.M.Fraile, B.R.Fulton, H.O.U.Fynbo, H.B.Jeppesen, B.Jonson, U.Koster, M.Meister, T.Nilsson, G.Nyman, Y.Prezado, K.Riisager, S.Rinta-Antila, O.Tengblad, M.Turrion, K.Wilhelmsen, J.Aysto Properties of the 12C 10 MeV state determined through β-decay RADIOACTIVITY 12B(β-), (β-3α) [from Ta(p, X)]; measured β-delayed Eα, αα-coin. 12C deduced excited states, J, π. R-matrix analysis.
doi: 10.1016/j.nuclphysa.2005.05.159
2004BA07 Phys.Rev. C 69, 024310 (2004) T = 3/2 levels in A = 11 nuclei NUCLEAR STRUCTURE 11B, 11C; calculated level energies, widths, spectroscopic factors. Many-channel R-matrix model, comparison with data.
doi: 10.1103/PhysRevC.69.024310
2004BA67 Nucl.Phys. A741, 42 (2004) Level widths in 9He and 10He NUCLEAR STRUCTURE 9,10He; analyzed resonance widths, related features.
doi: 10.1016/j.nuclphysa.2004.06.001
2003BA99 Phys.Rev. C 68, 054602 (2003) R-matrix formulas for three-body decay widths NUCLEAR STRUCTURE 6Be, 8C, 12O, 18Ne, 45Fe, 48Ni; calculated spectroscopic factors, two-proton decay widths. 5H; calculated spectroscopic factors, two-neutron decay widths. 9Be, 9B; calculated levels spectroscopic factors, widths. R-matrix formulas, comparison with data.
doi: 10.1103/PhysRevC.68.054602
2003BR07 Phys.Rev. C 67, 041304 (2003) Di-proton decay of 45Fe RADIOACTIVITY 45Fe, 48Ni(2p); calculated two-proton decay T1/2. R-matrix formula, comparison with data.
doi: 10.1103/PhysRevC.67.041304
2003GU06 Phys.Rev. C 67, 064601 (2003) V.Guimaraes, S.Kubono, F.C.Barker, M.Hosaka, S.C.Jeong, I.Katayama, T.Miyachi, T.Nomura, M.H.Tanaka, Y.Fuchi, H.Kawashima, S.Kato, C.C.Yun, K.Ito, H.Orihara, T.Terakawa, T.Kishida, Y.Pu, S.Hamada, M.Hirai, H.Miyatake Structure of the unbound 11N nucleus by the (3He, 6He) reaction NUCLEAR REACTIONS 14N(3He, 6He), E=73.4 MeV; measured σ(E, θ). 11N deduced levels, J, π, resonance widths. DWBA analysis.
doi: 10.1103/PhysRevC.67.064601
2003GU30 Braz.J.Phys. 33, 263 (2003) V.Guimaraes, S.Kubono, F.C.Barker, M.Hosaka, S.C.Jeong, I.Katayama, T.Miyachi, T.Nomura, M.H.Tanaka, Y.Fuchi, H.Kawashima, S.Kato, T.Kishida, Y.Pu, S.Hamada Spectroscopic Study of the Unbound 11N Nucleus NUCLEAR REACTIONS 14N(3He, 6He), E=73.4 MeV; measured particle spectra, σ(E, θ). 11N deduced resonance energies, J, π, widths. DWBA analysis.
doi: 10.1590/s0103-97332003000200017
2002AN06 Phys.Rev. C65, 034310 (2002) D.Anthony, L.Buchmann, P.Bergbusch, J.M.D'Auria, M.Dombsky, U.Giesen, K.P.Jackson, J.D.King, J.Powell, F.C.Barker β-Delayed Deuteron Emission from 6He RADIOACTIVITY 6He(β-) [from C(p, X)]; measured Eβ, β-delayed deuteron spectra, dα-coin, T1/2; deduced branching ratio. Comparison with model predictions.
doi: 10.1103/PhysRevC.65.034310
2002BA09 Nucl.Phys. A697, 915 (2002) The 9Be(p, γ)10B Cross Section at Low Energies NUCLEAR REACTIONS 9Be(p, γ), E=75-1800 keV; analyzed σ(E), Ay(θ); deduced R-matrix parameters.
doi: 10.1016/S0375-9474(01)01262-3
2002BA77 Nucl.Phys. A707, 277 (2002) Electron Screening in Reactions between Light Nuclei NUCLEAR REACTIONS 2H(d, p), (3He, p), 3He(d, p), 6Li(d, p), (d, α), (p, α), 7Li, 11B(p, α), E=low; analyzed σ, related data; deduced electron screening potential.
doi: 10.1016/S0375-9474(02)00921-1
2002BA90 Phys.Rev. C66, 047603 (2002); Erratum Phys.Rev. C67, 049902 (2003) 6Be and 8C level widths NUCLEAR STRUCTURE 6Be, 8C; calculated two-proton decay widths. R-matrix approach, comparison with data.
doi: 10.1103/PhysRevC.66.047603
2002BR22 Phys.Rev. C65, 051309 (2002) B.A.Brown, F.C.Barker, D.J.Millener Di-Proton Decay of the 6.15 MeV 1- State in 18Ne NUCLEAR STRUCTURE 18Ne; calculated one- and two-proton decay widths, spectroscopic factors for 1- state. Sequential and direct two-proton decay considered. Comparison with data.
doi: 10.1103/PhysRevC.65.051309
2001BA31 Phys.Rev. C63, 047303 (2001) 12O Ground-State Decay by 2He Emission NUCLEAR STRUCTURE 12O; calculated ground-state partial width for 2He decay. R-matrix approach. RADIOACTIVITY 12O(2p); calculated ground-state partial width for 2He decay. R-matrix approach.
doi: 10.1103/PhysRevC.63.047303
2001BA47 Nucl.Phys. A688, 959 (2001) The 9Be(p, α)6Li and 9Be(p, d)8Be Cross Sections at Low Energies NUCLEAR REACTIONS 9Be(p, α), (p, d), E=16-700 keV; analyzed σ, σ(θ), astrophysical S-factors, analyzing powers; deduced R-matrix parameters.
doi: 10.1016/S0375-9474(00)00590-X
2000BA21 Aust.J.Phys. 53, 247 (2000) The Low-Energy 9Be(γ, n)8Be Cross Section NUCLEAR REACTIONS 9Be(γ, n), E=1.6-2.2 MeV; analyzed σ; deduced parameters. One-level R-matrix formulae with channel contributions.
2000BA46 Nucl.Phys. A673, 526 (2000) F.C.Barker, A.M.Mukhamedzhanov A 2- Level of 8B and the 7Be(p, γ)8B S Factor NUCLEAR REACTIONS 7Be(p, γ), E=0.0-5.0 MeV; calculated S factor. 8B deduced level width. R-matrix formulae. Comparisons with data.
doi: 10.1016/S0375-9474(00)00134-2
2000BA89 Phys.Rev. C62, 044607 (2000) R-Matrix Fits Involving Levels of 8Be NUCLEAR REACTIONS 4He(α, p), (α, n), E=35-50 MeV; 7Li(p, α), E(cm)=0-900 keV; analyzed σ, σ(θ). 4He(α, α), E=32-36 MeV; analyzed phase shifts. 8Be levels deduced R-matrix parameters.
doi: 10.1103/PhysRevC.62.044607
1999BA03 Phys.Rev. C59, 535 (1999) Width of the 12O Ground State NUCLEAR STRUCTURE 12O; calculated ground state width, reduced widths for proton sequential decay.
doi: 10.1103/PhysRevC.59.535
1999BB07 Nucl.Phys. A660, 249 (1999) E2 Contributions to the 7Be(p, γ)8B Cross Section NUCLEAR REACTIONS 7Be(p, γ), E not given; calculated E2 contributions to σ; deduced resonant, nonresonant strengths. R-matrix formulae.
doi: 10.1016/S0375-9474(99)00389-9
1998BA59 Nucl.Phys. A637, 576 (1998) Comment on ' Proton Single-Particle Reduced Widths for Unbound States ' NUCLEAR REACTIONS 12C, 22Na, 31P, 40Ca(p, p), E < 1200 keV; calculated unbound states single particle reduced widths. Comparison with previous work.
doi: 10.1016/S0375-9474(98)00333-9
1997BA04 Phys.Rev. C55, 535 (1997) Low-energy 7Li(n, γ0)8Li and 7Li(p, γ0)8Be Cross Sections NUCLEAR REACTIONS 7Li(n, γ), (p, γ), E=low; analyzed p-wave strength in σ; deduced projectile penetration factors dependence.
doi: 10.1103/PhysRevC.55.535
1997BA72 Phys.Rev. C56, 2646 (1997) (3/2)+ Levels of 5He and 5Li, and Shadow Poles NUCLEAR REACTIONS 3H(d, n), E=0-250 keV; 4He(n, X), E=21-23 MeV; 3He(d, p), E=0-1000 keV; analyzed total σ. 5He level deduced phase shifts, R-matrix parameter description. Analog level in 5Li discussed.
doi: 10.1103/PhysRevC.56.2646
1997BA93 Phys.Rev. C56, 3423 (1997) Comment on ' Spectroscopic Factors for Bound s-Wave States Derived from Neutron Scattering Lengths '
doi: 10.1103/PhysRevC.56.3423
1996BA13 Phys.Rev. C53, 1449 (1996) Comment on ' Energies and Widths of Low-Lying Levels in 11Be and 11N ' NUCLEAR STRUCTURE 11Be; 11N; calculated levels, widths, Coulomb diplacement energies. More justifiable definitions.
doi: 10.1103/PhysRevC.53.1449
1996BA22 Phys.Rev. C53, 2539 (1996) Energy of the First Excited State of 9B NUCLEAR STRUCTURE 9B; analyzed level energy estimates; deduced quoted precision justification related features.
doi: 10.1103/PhysRevC.53.2539
1996BA66 Nucl.Phys. A609, 38 (1996) The 8He Delayed Triton Spectrum and β-Decay to Unstable Levels RADIOACTIVITY 8He(β-); analyzed β-decay delayed triton spectra. 8Li levels deduced parameters, B(GT), branching ratios, log ft. R-matrix approach.
doi: 10.1016/S0375-9474(96)00307-7
1996BB26 Aust.J.Phys. 49, 1081 (1996) 8Be Level Properties from Low-Energy 7Li(p, γ0)8Be Cross Section NUCLEAR REACTIONS 7Li(polarized p, γ), E ≤ 1500 keV; analyzed σ(θ), analyzing power; deduced agreement with shell-model calculations. R-matrix fits.
doi: 10.1071/PH961081
1995BA36 Nucl.Phys. A588, 693 (1995) The Low-Energy 7Be(p, γ)8B Cross Section from an R-Matrix Approach NUCLEAR REACTIONS 7Li(n, γ), E ≤ 1 MeV; analyzed σ(E); deduced model parameters. 7Be(p, γ), E ≤ 2 MeV; analyzed astrophysical S-factor vs E. R-matrix approach.
doi: 10.1016/0375-9474(95)00021-R
1995BB21 Aust.J.Phys. 48, 813 (1995) p-Wave Strength in the Low-Energy 7Li(p, γ0)8Be NUCLEAR REACTIONS 7Li(polarized p, γ), E ≈ 70 keV; analyzed σ(θ), analyzing power; deduced no evidence for large p-wave strength.
doi: 10.1071/PH950813
1994AZ03 Phys.Rev. C50, 1194 (1994); Erratum Phys.Rev. C56, 1655 (1997) R.E.Azuma, L.Buchmann, F.C.Barker, C.A.Barnes, J.M.D'Auria, M.Dombsky, U.Giesen, K.P.Jackson, J.D.King, R.G.Korteling, P.McNeely, J.Powell, G.Roy, J.Vincent, T.R.Wang, S.S.M.Wong, P.R.Wrean Constraints on the Low-Energy E1 Cross Section of 12C(α, γ)16O from the β-Delayed α Spectrum of 16N RADIOACTIVITY 16N(β-) [from on-line separation]; measured β-delayed α-spectrum, (α)(12C)-coin; deduced R-matrix, K-matrix level parameters relevant to 12C(α, γ) reaction. Thin Si surface barrier detector. NUCLEAR REACTIONS, ICPND 12C(α, γ), E(cm) ≤ 3 MeV; calculated E1 part of astrophysical S-factor, σ(E); deduced R-matrix, K-matrix level parameters. Data of β--delayed α-spectrum of 16N-decay input.
doi: 10.1103/PhysRevC.50.1194
1994BA11 Phys.Lett. 322B, 17 (1994) Deuteron Emission Following 6He Beta Decay RADIOACTIVITY 6He(β-); calculated deuteron spectrum following β-decay, branching ratio. One-level R-matrix approximation. NUCLEAR REACTIONS 4He(d, d), E=7 MeV; calculated phase shifts vs E. One-level R-matrix.
doi: 10.1016/0370-2693(94)90484-7
1994BA46 Nucl.Phys. A575, 361 (1994) A Test of K-matrix Formulae NUCLEAR REACTIONS 4He(α, α), E ≤ 17 MeV; calculated phase shifts vs E. 9Be(p, d), E=40 MeV; calculated deuteron spectra. 8Be deduced level parameter fits. R-matrix, K-matrix fits to data.
doi: 10.1016/0375-9474(94)90195-3
1994BA60 Phys.Rev. C50, 2244 (1994) Low-Energy 12C(α, γ)16O Cross Section from K-Matrix Fits NUCLEAR REACTIONS 12C(α, γ), E=low; compiled, reviewed data analyses; deduced E1 contribution related features. K-matrix approach.
doi: 10.1103/PhysRevC.50.2244
1994BA65 Nucl.Phys. A579, 62 (1994) Calculated Values of the Nuclear-Mismatch Correction for Superallowed 0+ → 0+ Beta Decays NUCLEAR STRUCTURE 10C, 14O, 26mAl, 30S, 34Cl, 38mK, 42Sc, 46V, 50Mn, 54Co; calculated superallowed 0+-0+ β-decay nuclear mismatch correction. R-matrix theory.
doi: 10.1016/0375-9474(94)90793-5
1994BA66 Nucl.Phys. A579, 75 (1994) Calculated Asymmetry in ft-Values for Mirror Gamow-Teller Decays NUCLEAR STRUCTURE A=8-13; calculated Gamow-Teller decays ft-values asymmetry. R-matrix theory.
doi: 10.1016/0375-9474(94)90794-3
1994CO12 Phys.Rev. C50, 1695 (1994) R.Coszach, Th.Delbar, W.Galster, P.Leleux, I.Licot, E.Lienard, P.Lipnik, C.Michotte, A.Ninane, J.Vervier, C.R.Bain, T.Davinson, R.D.Page, A.C.Shotter, P.J.Woods, D.Baye, F.Binon, P.Descouvemont, P.Duhamel, J.Vanhorenbeeck, M.Vincke, P.Decrock, M.Huyse, P.Van Duppen, G.Vancraeynest, F.C.Barker Resonant Scattering of Isobaric 19Ne and 19F Beams on an H Target NUCLEAR REACTIONS 1H(19Ne, 19Ne), (19F, 19F), E=0.5-0.9 MeV; measured σ(θ) vs E. 20Na deduced levels J, π.
doi: 10.1103/PhysRevC.50.1695
1992BA10 Nucl.Phys. A537, 134 (1992) On the Nuclear-Mismatch Correction for Superallowed 0+ → 0+ Beta Decay RADIOACTIVITY 14O; calculated 0+ → 0+ superallowed β-decay mismatch correction. R-matrix approach.
doi: 10.1016/0375-9474(92)90160-L
1992BA11 Nucl.Phys. A537, 147 (1992) On the Asymmetry in ft Values for Mirror Gamow-Teller Decays RADIOACTIVITY 12N, 12B; calculated Gamow-Teller β-decay ft-value asymmetry. R-matrix approach.
doi: 10.1016/0375-9474(92)90161-C
1992BA22 Nucl.Phys. A540, 501 (1992) F.C.Barker, B.A.Brown, W.Jaus, G.Rasche Determination of (V(ud)) from Fermi Decays and the Unitarity of the KM-Mixing Matrix RADIOACTIVITY 10C, 14O, 18Ne, 22Mg, 26mAl, 34Cl, 38mK, 42Sc, 46V, 50Mn, 54Co(β+); calculated radiative corretions to ft values. Realistic wave functions, quark model.
doi: 10.1016/0375-9474(92)90171-F
1991RA09 Phys.Rev. C44, R5 (1991) G.Rasche, D.Robustelli, F.C.Barker Radiative Corrections to 10C Superallowed Fermi β Decay RADIOACTIVITY 10C; calculated radiative corrections to β-decay observables; deduced quark mixing matrix element.
doi: 10.1103/PhysRevC.44.R5
1989BA31 Aust.J.Phys. 42, 25 (1989) Delayed Alpha Spectra from the Beta Decay of 8Li and 8B NUCLEAR REACTIONS 4He(α, α), E ≈ 1-17 MeV; calculated phase shifts. 8Be deduced possible broad 2+ intruder state. Many-level R-matrix fit, other input. RADIOACTIVITY 8Be(α) [from 8Li(β--decay), 8B(β+-decay)]; calculated α-spectra. 8Be deduced possible broad 2+ intruder state. Many-level R-matrix fit, other input.
doi: 10.1071/PH890025
1989BA60 Aust.J.Phys. 42, 233 (1989) Investigation of E1 Strength in Coulomb Excitation of Light Nuclei NUCLEAR STRUCTURE 6,7Li, 10,11B, 12C, 17O; calculated E1 strength contribution to Coulomb excitation. Shell model.
1989BA80 Aust.J.Phys. 42, 597 (1989) F.C.Barker, Y.Kondo, R.H.Spear Static and Dynamic Moments of the 7Li Nucleus NUCLEAR REACTIONS 58Ni(polarized 7Li, 7Li), (polarized 7Li, 7Li'), E=8-10 MeV; 120Sn(polarized 7Li, 7Li), (polarized 7Li, 7Li'), E=11-15.3 MeV; analyzed σ(θ), analyzing power data following Coulomb excitation. 7Li deduced B(E2), quadrupole, other moments.
doi: 10.1071/PH890597
1989VE07 Nucl.Phys. A500, 212 (1989) W.J.Vermeer, R.H.Spear, F.C.Barker The Value of B(E2;3/2- → 1/2-) for 7Li NUCLEAR STRUCTURE 7Li; analyzed Coulomb excitation reaction data; deduced transition B(E2).
doi: 10.1016/0375-9474(89)90138-3
1988BA29 Phys.Rev. C37, 2920 (1988) Comment on ' Radiative Capture Reaction 7Be(p, γ)8B at Low Energies ' NUCLEAR REACTIONS, ICPND 7Be(p, γ), E ≈ 2 MeV; calculated σ(E). Direct, resonant capture.
doi: 10.1103/PhysRevC.37.2920
1988BA67 Nucl.Phys. A487, 269 (1988) The Beta-Decay of 8He RADIOACTIVITY 8He(β-); calculated T1/2, branching ratio, delayed n, t spectra; deduced Gamow-Teller matrix elements. R-matrix, shell model methods.
doi: 10.1016/0375-9474(88)90613-6
1988BA75 Aust.J.Phys. 41, 743 (1988) Consistent Description of Unbound States Observed in Scattering and Reactions NUCLEAR STRUCTURE 8Be; analyzed level structure, α-decay features. 8Be deduced level parameters. NUCLEAR REACTIONS 4He(7Li, 6Li), (7Li, 6He), E not given; analyzed data. 5He, 5Li deduced level sequence.
doi: 10.1071/PH880743
1988WO10 Aust.J.Phys. 41, 525 (1988) C.L.Woods, F.C.Barker, W.N.Catford, L.K.Fifield, N.A.Orr Experimental Investigation and R-Matrix Analysis of Low-Lying Levels in 5He and 5Li NUCLEAR REACTIONS 4He(7Li, 6Li), (7Li, 6He), E=50 MeV; 6Li(12C, 13N), (13C, 14C), E=90 MeV; measured σ(θ). 5He, 5Li levels deduced reduced widths, spectroscopic factors. R-matrix analysis.
doi: 10.1071/PH880525
1987BA53 Aust.J.Phys. 40, 25 (1987) The 12C(α, γ)16O Cross Section at Stellar Energies NUCLEAR REACTIONS, ICPND 12C(α, γ), E(cm) ≈ 1.5-3 MeV; calculated σ(E); deduced dipole contribution at stellar energies.
doi: 10.1071/PH870025
1987BA54 Aust.J.Phys. 40, 307 (1987) The First Excited State of 9B NUCLEAR STRUCTURE 9B; calculated Coulomb displacement energy; deduced level energy. Analog 9Be level energy input.
1986BA38 Astrophys.J. 307, 847 (1986) A Comment on the 7Be(p, γ)8B Cross Section and the Solar Neutrino Problem NUCLEAR REACTIONS, ICPND 7Li(d, p), E=0.77 MeV; analyzed σ. 7Be(p, γ), E=0.1-4 MeV; analyzed σ, ratio to 7Li(d, p), S-factor vs E data; deduced inaccuracies, consequences to solar neutrino problem.
doi: 10.1086/164471
1985BA68 Aust.J.Phys. 38, 563 (1985) States of 5He and 5Li NUCLEAR STRUCTURE 5He, 5Li; calculated levels, spectroscopic factors, Γ. Shell model.
doi: 10.1071/PH850563
1985BA75 Aust.J.Phys. 38, 657 (1985) Calculation of the 13N(p, γ)14O Cross Section at Low Energies NUCLEAR STRUCTURE 14O; calculated levels, Γ, Γγ0. Shell model. NUCLEAR REACTIONS 13N(p, γ), E ≈ 0-0.8 MeV; calculated astrophysical factor S(E). R-matrix approach, 14C, 14N, 14O data fit.
doi: 10.1071/PH850657
1984BA24 Aust.J.Phys. 37, 17 (1984) Low-Lying Negative-Parity Levels of 17N and 18N NUCLEAR STRUCTURE 17,18N; calculated levels, J, π assignments, energy separations, splittings. Weak coupling model, effective shell model interactions.
doi: 10.1071/PH840017
1984BA49 Aust.J.Phys. 37, 267 (1984) E1 Decay of the First Excited State of 9Be NUCLEAR STRUCTURE 9Be; calculated B(E1). R-matrix, shell model.
doi: 10.1071/PH840267
1984BA73 Aust.J.Phys. 37, 583 (1984) Ratio of the 4He(γ, p)3H and 4He(γ, n)3He Cross Sections NUCLEAR REACTIONS 4He(γ, p), (γ, n), E=20-50 MeV; calculated σ(E), ratio; deduced experiment, theory discrepancy reason in GDR region. R-matrix methods.
doi: 10.1071/PH840583
1984WO09 Nucl.Phys. A427, 73 (1984) Narrow Highly Excited States of 9Be NUCLEAR REACTIONS 9Be(e, e'), E not given; calculated transverse form factors. 9Be levels deduced B(λ), Γγ, Γ, spectroscopic factors. Shell model, special p-shell interactions.
doi: 10.1016/0375-9474(84)90139-8
1983BA45 Phys.Rev. C28, 1407 (1983) 7Be(p, γ)8B Cross Section at Low Energy NUCLEAR REACTIONS, ICPND 7Be(p, γ), E < 100 keV; analyzed earlier S-factor logarithmic derivative estimates of capture σ; deduced nuclear phase shift dependent correction.
doi: 10.1103/PhysRevC.28.1407
1983BA52 Can.J.Phys. 61, 1371 (1983) The First Excited State of 9Be NUCLEAR REACTIONS 9Be(γ, n), E ≈ 1.7-2.15 MeV; calculated σ(E). 9Be deduced resonance width. R-matrix.
doi: 10.1139/p83-175
1983BA62 Aust.J.Phys. 36, 649 (1983) Isospin Mixing in 4- States of 12C NUCLEAR REACTIONS 12C(π+, π+'), (π-, π-'), E=180 MeV; calculated σ(θ) vs excitation energy. 11B(3He, d), E(cm) ≈ 18.8-20 MeV; calcuated σ(Ed) vs E. 12C levels deduced isospin mixing effects.
doi: 10.1071/PH830649
1982BA52 Aust.J.Phys. 35, 291 (1982) GDR Contribution to Coulomb Excitation. I. 1p Shell Nuclei NUCLEAR STRUCTURE 7,6Li, 10B, 12C; calculated virtual GDR contribution to Coulomb excitation. Shell model.
doi: 10.1071/PH820291
1982BA53 Aust.J.Phys. 35, 301 (1982) GDR Contribution to Coulomb Excitation. II. 17O NUCLEAR STRUCTURE 17O; calculated Coulomb excitation probability. Shell model, virtual GDR excitation.
doi: 10.1071/PH820301
1982BA62 Aust.J.Phys. 35, 377 (1982) GDR Contribution to Coulomb Exitation. III. 18O NUCLEAR STRUCTURE 18O; analyzed B(E2) data; deduced GDR role in Coulomb excitation.
doi: 10.1071/PH820377
1981BA12 J.Phys.(London) G7, 657 (1981) F.C.Barker, R.Smith, I.Morrison, K.Amos 4- States of 16O in the Region of 19 MeV Excitation NUCLEAR REACTIONS 16O(p, p'), E=135 MeV; calculated σ(θ). DWBA, isospin mixing model, pion scattering, nucleon pickup data input.
doi: 10.1088/0305-4616/7/5/010
1981BA36 J.Phys.(London) G7, 1239 (1981) A Proposed Test of Time Reversal Invariance in Nuclear Elastic Scattering NUCLEAR REACTIONS 7Li(p, p), (polarized p, p), E=0.75-1.5, 1.75-2.25 MeV; calculated σ(θ), analyzing power, polarization, depolarization parameter vs θ; deduced possible time reversal invariance test. R-matrix, one level, two channel approximation.
doi: 10.1088/0305-4616/7/9/015
1981BA64 Aust.J.Phys. 34, 7 (1981) Low-Lying Levels of 10B NUCLEAR STRUCTURE 10B; calculated levels, B(λ), quadrupole moment, μ, log ft. Shell model, modified Cohen-Kurath interaction.
doi: 10.1071/PH810007
1980BA34 Aust.J.Phys. 33, 159 (1980) Neutron and Proton Capture by 6Li NUCLEAR REACTIONS 6Li(γ, n), E=7-8.5 MeV; 6Li(p, γ), E=200-1200 keV; calculated σ(E). Direct-capture potential model.
doi: 10.1071/PH800159a
1980BA35 Aust.J.Phys. 33, 177 (1980) The 7Be(p, γ)8B Cross Section at Low Energies NUCLEAR REACTIONS 7Be(p, γ), E=175-4000 keV; calculated nonresonant σ(E); deduced spectroscopic factors. Direct-capture potential model.
doi: 10.1071/PH800177a
1979SW02 Nucl.Phys. A331, 50 (1979) Z.E.Switkowski, J.C.P.Heggie, D.L.Kennedy, D.G.Sargood, F.C.Barker, R.H.Spear Cross Section of the Reaction 6Li(p, γ)7Be NUCLEAR REACTIONS 6Li(p, γ), E=200-1200 keV; measured σ(E). Enriched target.
doi: 10.1016/0375-9474(79)90300-2
1978BA31 Aust.J.Phys. 31, 27 (1978) Isospin Mixing in Light Nuclei NUCLEAR STRUCTURE 8Be, 12C, 16O; calculated isospin mixing matrix elements.
doi: 10.1071/PH780027
1978BA66 Aust.J.Phys. 31, 239 (1978) 3+ States of 8Be NUCLEAR REACTIONS 7Li(p, n), (p, γ), E=1.6-2.4 MeV; 10B(d, α), 9Be(d, t), E not given; calculated level parameters, σ for 3+ doublet in 8Be. Two-level R-matrix, two-state isospin mixing model.
doi: 10.1071/PH780239
1977BA11 J.Phys.(London) G3, L23 (1977) Ground-State Configurations of 10Li and 11Li RADIOACTIVITY 11Li; analyzed, compared decay properties; deduced configuration admixing. 10Li ground state deduced non-normal parity.
doi: 10.1088/0305-4616/3/2/002
1977BA62 Aust.J.Phys. 30, 113(1977) 2- States of 8Be NUCLEAR STRUCTURE 8Be; calculated isospin mixing. NUCLEAR REACTIONS 7Li(p, p'), (p, n), (p, γ), (3He, d), 10B(d, α); calculated σ.
doi: 10.1071/PH770113
1977BR32 Nucl.Phys. A288, 334 (1977) K.H.Bray, A.D.Frawley, T.R.Ophel, F.C.Barker Levels of 16O Near 13 MeV Excitation from 15N + p Reactions NUCLEAR REACTIONS 15N(p, α0), 15N(p, αγ), E=0.9-1.25 MeV; measured σ(Ep, θ), Doppler profiles. 16O deduced levels, J, π, Γ. Enriched target.
doi: 10.1016/0375-9474(77)90139-7
1976BA24 J.Phys.(London) G2, L45 (1976) T = 2 States of the A = 12 Nuclei NUCLEAR STRUCTURE 12C, 12B; calculated T=2 state properties: T1/2, J, π, configurations.
doi: 10.1088/0305-4616/2/4/001
1976BA40 Phys.Lett. 64B, 251 (1976) Isospin Mixing in the 7.12 MeV 1- State of 16O NUCLEAR STRUCTURE 16O; calculated Coulomb effects in E1 transition.
doi: 10.1016/0370-2693(76)90192-1
1976BA67 Aust.J.Phys. 29, 245 (1976) F.C.Barker, G.M.Crawley, P.S.Miller, W.F.Steele The Ghost Anomaly in the 9Be(p, d)8Be Reaction NUCLEAR REACTIONS 9Be(p, d), E=39.91 MeV; measured σ(θ); deduced anomaly.
doi: 10.1071/PH760245
1972BA41 Astrophys.J. 173, 477 (1972) The 7Li(p, α)4He Cross-Section at Low Energies NUCLEAR REACTIONS 7Li(p, α), E < 600 keV; analyzed higher-energy data; extrapolated σ to stellar energies.
doi: 10.1086/151439
1972BB10 Phys.Lett. 42B, 313 (1972) Solar Neutrinos and a Proposed Level in 6Be NUCLEAR STRUCTURE 6Be; analyzed structure; deduced no narrow 0+ level.
doi: 10.1016/0370-2693(72)90495-9
1972BB26 Aust.J.Phys. 25, 341 (1972) The Boundary Condition Parameter in R-Matrix Theory NUCLEAR STRUCTURE 7Li; calculated level parameters.
doi: 10.1071/PH720341
1971BA27 Aust.J.Phys. 24, 1 (1971) F.C.Barker, K.W.Carter, D.C.Kean, C.J.Piluso, R.H.Spear A Study of the Energy Levels of 27Si NUCLEAR REACTIONS 28Si(3He, α), E=11 MeV; measured σ(Eα). 27Si deduced levels.
1971BA99 Aust.J.Phys. 24, 777 (1971) Calculation of the 12C + α Capture Cross Section at Stellar Energies NUCLEAR REACTIONS 12C(α, γ), E < 4.2 MeV; calculated σ(E). R-matrix formalism.
1971KU10 Nucl.Phys. A167, 434 (1971) States of 8Be from Analysis of 7Li(p, α)4He Reaction Data NUCLEAR REACTIONS 7Li(p, α), E < 7 MeV; measured nothing; analyzed σ(E;θ), analyzing power(E). 8Be deduced levels, J, π.
doi: 10.1016/0375-9474(71)90087-X
1971PI06 Aust.J.Phys. 24, 459 (1971) C.J.Piluso, R.H.Spear, K.W.Carter, D.C.Kean, F.C.Barker Magnetic Analysis of the Reactions 7Li(3He, d)8Be and 7Li(3He, t)7Be NUCLEAR REACTIONS 7Li(3He, d), (3He, t), E=15 MeV; measured σ(Ed, θ), σ(Et, θ). 7,8Be deduced levels, level-width.
1969BA36 Phys.Letters 30B, 103 (1969) Search for the Lowest T = 2 State of 8Be: Theory NUCLEAR STRUCTURE 8Be; calculated partial level-width for T= 2 state in 6Li(d, X).
doi: 10.1016/0370-2693(69)90409-2
1969BA43 Australian J.Phys. 22, 293 (1969) 2+ States of 8Be RADIOACTIVITY 8Li; calculated Eα. NUCLEAR REACTIONS 9Be(p, d), E = 8 MeV; calculated σ(Ed).R-matrix theory.
doi: 10.1071/PH690293
1966BA01 Phys.Letters 21, 318 (1966) F.C.Barker, J.R.Patterson, J.M.Poate, E.W.Titterton The 26 MeV State of 13N NUCLEAR STRUCTURE 13N, 10B; measured not abstracted; deduced nuclear properties.
doi: 10.1016/0031-9163(66)90833-X
1966BA26 Nucl.Phys. 83, 418 (1966) Intermediate Coupling Shell-Model Calculations for Light Nuclei
doi: 10.1016/0029-5582(66)90582-7
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