NSR Query Results
Output year order : Descending NSR database version of March 18, 2024. Search: Author = F.D.Smit Found 98 matches. 2024BA02 Phys.Rev. C 109, 014325 (2024) A.Bahini, P.von Neumann-Cosel, J.Carter, I.T.Usman, N.N.Arsenyev, A.P.Severyukhin, E.Litvinova, R.W.Fearick, R.Neveling, P.Adsley, N.Botha, J.W.Brummer, L.M.Donaldson, S.Jongile, T.C.Khumalo, M.B.Latif, K.C.W.Li, P.Z.Mabika, P.T.Molema, C.S.Moodley, S.D.Olorunfunmi, P.Papka, L.Pellegri, B.Rebeiro, E.Sideras-Haddad, F.D.Smit, S.Triambak, M.Wiedeking, J.J.van Zyl Fine structure of the isoscalar giant monopole resonance in 58Ni, 90Zr, 120Sn, and 208Pb
doi: 10.1103/PhysRevC.109.014325
2024LI06 Phys.Rev. C 109, 015806 (2024) K.C.W.Li, R.Neveling, P.Adsley, H.Fujita, P.Papka, F.D.Smit, J.W.Brummer, L.M.Donaldson, M.N.Harakeh, Tz.Kokalova, E.Nikolskii, W.Paulsen, L.Pellegri, S.Siem, M.Wiedeking Understanding the total width of the 3-1 state in 12C
doi: 10.1103/PhysRevC.109.015806
2023BA03 Phys.Rev. C 107, 034312 (2023) A.Bahini, R.Neveling, P.von Neumann-Cosel, J.Carter, I.T.Usman, P.Adsley, N.Botha, J.W.Brummer, L.M.Donaldson, S.Jongile, T.C.Khumalo, M.B.Latif, K.C.W.Li, P.Z.Mabika, P.T.Molema, C.S.Moodley, S.D.Olorunfunmi, P.Papka, L.Pellegri, B.Rebeiro, E.Sideras-Haddad, F.D.Smit, S.Triambak, M.Wiedeking, J.J.van Zyl Isoscalar giant monopole strength in 58Ni, 90Zr, 120Sn and 208Pb NUCLEAR REACTIONS 58Ni, 90Zr, 120Sn, 208Pb(α, α'), E=196 MeV; measured Eα, Iα, angular distributions; deduced σ(θ, E) at zero and four degrees, isoscalar monopole strength functions. 58Ni, 90Zr, 120Sn, 208Pb; deduced isoscalar giant monopole resonance parameters - centroid energies, widths, EWSR. Difference-of-spectra (DoS) analysis technique. Comparison to other experimental data. K600 magnetic spectrometer at iThemba LABS.
doi: 10.1103/PhysRevC.107.034312
2023BR04 Phys.Rev. C 107, 055802 (2023) J.W.Brummer, P.Adsley, T.Rauscher, F.D.Smit, C.P.Brits, M.Kohne, N.A.Khumalo, K.C.W.Li, D.J.Marin-Lambarri, N.J.Mukwevho, F.Nemulodi, R.Neveling, P.Papka, L.Pellegri, V.Pesudo, B.M.Rebeiro, G.F.Steyn, W.Yahia-Cherif Proton decays from α-unbound states in 22Mg and the 18Ne(α, p0)21Na cross section NUCLEAR REACTIONS 24Mg(p, t)22Mg, E=100 MeV; measured reaction products, triton spectra, Ep, Ip. 22Mg; deduced levels, branching ratios for proton decay of the excited states. 18Ne(α, p)21Na, E(cm)=1-3 MeV; calculated exclusive σ(E) to the ground state with SMARAGD code using deduced p0 width. Comparison to TALYS, NON-SMOKER and SMARAGD calculations and other experimental results. K600 magnetic spectrometer and CAKE (Coincidence Array for K600 Experiments) array 5 double-sided silicon strip detectors at Separated-Sector Cyclotron (iThemba LABS).
doi: 10.1103/PhysRevC.107.055802
2022AD10 Phys.Rev.Lett. 129, 102701 (2022) P.Adsley, M.Heine, D.G.Jenkins, S.Courtin, R.Neveling, J.W.Brummer, L.M.Donaldson, N.Y.Kheswa, K.C.W.Li, D.J.Marin-Lambarri, P.Z.Mabika, P.Papka, L.Pellegri, V.Pesudo, B.Rebeiro, F.D.Smit, W.Yahia-Cherif Extending the Hoyle-State Paradigm to 12C+12C Fusion NUCLEAR REACTIONS 24Mg(α, α'), E=200 MeV; measured reaction products; deduced excitation-energy spectra, J, π, properties of 0+ states, estimates of 12C+12C fusion reaction rates. The Separated-Sector Cyclotron at iThemba LABS, Cape Town.
doi: 10.1103/PhysRevLett.129.102701
2022BA04 Phys.Rev. C 105, 024311 (2022) A.Bahini, V.O.Nesterenko, I.T.Usman, P.von Neumann-Cosel, R.Neveling, J.Carter, J.Kvasil, A.Repko, P.Adsley, N.Botha, J.W.Brummer, L.M.Donaldson, S.Jongile, T.C.Khumalo, M.B.Latif, K.C.W.Li, P.Z.Mabika, P.T.Molema, C.S.Moodley, S.D.Olorunfunmi, P.Papka, L.Pellegri, B.Rebeiro, E.Sideras-Haddad, F.D.Smit, S.Triambak, J.J.van Zyl Isoscalar giant monopole resonance in 24Mg and 28Si: Effect of coupling between the isoscalar monopole and quadrupole strength NUCLEAR REACTIONS 24Mg, 28Si(α, α'), E=196 MeV; measured Eα, Iα, angular distributions; deduced σ(θ). 24Mg, 28Si; deduced isoscalar monopole (IS0) strength distribution, coupling between IS0 and isoscalar quadrupole (IS2) strength. Multipole decomposition and DWBA analysis. Comparison with QRPA calculations and with previous experimental data. K600 magnetic spectrometer at iThemba LABS.
doi: 10.1103/PhysRevC.105.024311
2022CA19 Phys.Lett. B 833, 137374 (2022) J.Carter, L.M.Donaldson, H.Fujita, Y.Fujita, M.Jingo, C.O.Kureba, M.B.Latif, E.Litvinova, F.Nemulodi, P.von Neumann-Cosel, R.Neveling, P.Papakonstantinou, P.Papka, L.Pellegri, V.Yu.Ponomarev, A.Richter, R.Roth, E.Sideras-Haddad, F.D.Smit, J.A.Swartz, A.Tamii, R.Trippel, I.T.Usman, H.Wibowo Damping of the isovector giant dipole resonance in 40, 48Ca NUCLEAR REACTIONS 40,48Ca(p, p'), E=200 MeV; measured reaction products; deduced σ(θ, E), Coulomb σ, contributions from the IsoScalar Giant Monopole Resonance (ISGMR) and the ISGQR lying under the IsoVector Giant Dipole Resonance (IVGDR). Comparison with calculations in the framework of RPA and beyond-RPA in a relativistic approach based on an effective meson-exchange interaction, with the UCOM effective interaction. The Separated Sector Cyclotron (SSC) at the iThemba Laboratory for Accelerator Based Sciences (iThemba LABS), Cape Town, South Africa.
doi: 10.1016/j.physletb.2022.137374
2022LI08 Phys.Rev. C 105, 024308 (2022) K.C.W.Li, P.Adsley, R.Neveling, P.Papka, F.D.Smit, E.Nikolskii, J.W.Brummer, L.M.Donaldson, M.Freer, M.N.Harakeh, F.Nemulodi, L.Pellegri, V.Pesudo, M.Wiedeking, E.Z.Buthelezi, V.Chudoba, S.V.Fortsch, P.Jones, M.Kamil, J.P.Mira, G.G.O'Neill, E.Sideras-Haddad, B.Singh, S.Siem, G.F.Steyn, J.A.Swartz, I.T.Usman, J.J.van Zyl Multiprobe study of excited states in 12C: Disentangling the sources of monopole strength between the energy of the Hoyle state and ex = 13 MeV NUCLEAR REACTIONS 12C(α, α'), E=118, 160, 196, 200; 14C(p, t), E=67.5, 100 MeV; measured reaction products, Eα, Iα, (particle)α-coin; deduced excitation energy spectra. 12C; deduced levels, J, π, resonances, resonance widths, monopole strength distribution. Discussed the nature of monopole strength excess at around 9 MeV as possible breathing-mode excitation of the Hoyle state. CAKE-array of double-sided silicon strip detectors coupled with K600 magnetic spectrometer at iThemba LABS.
doi: 10.1103/PhysRevC.105.024308
2022LI13 Phys.Lett. B 827, 136928 (2022) K.C.W.Li, F.D.Smit, P.Adsley, R.Neveling, P.Papka, E.Nikolskii, J.W.Brummer, L.M.Donaldson, M.Freer, M.N.Harakeh, F.Nemulodi, L.Pellegri, V.Pesudo, M.Wiedeking, E.Z.Buthelezi, V.Chudoba, S.V.Fortsch, P.Jones, M.Kamil, J.P.Mira, G.G.O'Neill, E.Sideras-Haddad, B.Singh, S.Siem, G.F.Steyn, J.A.Swartz, I.T.Usman, J.J.van Zyl Investigating the predicted breathing-mode excitation of the Hoyle state NUCLEAR REACTIONS 12C(α, α'), E=200 MeV; 14C(p, t)12C, E not given; measured reaction products. 12C; deduced experimentally observed inclusive yields, monopole resonance as the breathing-mode excitation of the Hoyle state. The K600 spectrometer at the iThemba Laboratory for Accelerator-Based Sciences (iThemba LABS) in South Africa.
doi: 10.1016/j.physletb.2022.136928
2022NG01 Nucl.Instrum.Methods Phys.Res. B513, 21 (2022) P.Z.Ngcobo, R.A.Bark, A.Buffler, P.Papka, D.R.Geduld, P.Jones, L.Makhathini, P.Maleka, N.Mantengu, S.S.Ntshangase, F.D.Smit Measurement of neutron production from an 18O target NUCLEAR REACTIONS 18O(p, n), E30, 42, 54, 66 MeV; measured reaction products, En, In; deduced neutron yields and σ. Comparison with FLUKA simulations.
doi: 10.1016/j.nimb.2021.12.007
2022OL03 Phys.Rev. C 105, 054319 (2022) S.D.Olorunfunmi, R.Neveling, J.Carter, P.von Neumann-Cosel, I.T.Usman, P.Adsley, A.Bahini, L.P.L.Baloyi, J.W.Brummer, L.M.Donaldson, H.Jivan, N.Y.Kheswa, K.C.W.Li, D.J.Marin-Lambarri, P.T.Molema, C.S.Moodley, G.G.O'Neill, P.Papka, L.Pellegri, V.Pesudo, E.Sideras-Haddad, F.D.Smit, G.F.Steyn, A.A.Avaa, F.Diel, F.Dunkel, P.Jones, V.Karayonchev Evolution of the isoscalar giant monopole resonance in the Ca isotope chain NUCLEAR REACTIONS Ca, 42,44,48Ca(α, α'), E=196 MeV; measured Eα, Iα; deduced σ(θ), isoscalar giant monopole resonance strength distribution in the 9.5-25.5 MeV range, nucleus incompressibility KA. Analysis with difference-of-spectra (DoS) technique using measurements at 2 different angular covege settings of the spectrometer. Comparison to previous experimental results. K600 magnetic spectrometer at iThemba LABS.
doi: 10.1103/PhysRevC.105.054319
2021AD09 Phys.Rev. C 103, 044315 (2021) P.Adsley, V.O.Nesterenko, M.Kimura, L.M.Donaldson, R.Neveling, J.W.Brummer, D.G.Jenkins, N.Y.Kheswa, J.Kvasil, K.C.W.Li, D.J.Marin-Lambarri, Z.Mabika, P.Papka, L.Pellegri, V.Pesudo, B.Rebeiro, P.-G.Reinhard, F.D.Smit, W.Yahia-Cherif Isoscalar monopole and dipole transitions in 24Mg, 26Mg, and 28Si NUCLEAR REACTIONS 24,26Mg, 28Si(α, α'), E=200 MeV; measured E(α), I(α), differential σ(θ) using K600 magnetic spectrometer for momentum analysis of α particles, and two multiwire drift chambers and two plastic scintillators at the iThemba LABS accelerator facility. 24,26Mg, 28Si; deduced levels, J, π, deformation parameters, percentage of the energy weighted sum rule (EWSR) for a level, B(E1), strength distributions for isoscalar dipole (IS1) and isoscalar monopole transitions (IS0), configurations. Comparison with Skyrme quasiparticle random-phase approximation (QRPA) and antisymmetrized molecular dynamics+generator coordinate method (AMD+GCM) calculations, and with experimental data in the ENSDF database.
doi: 10.1103/PhysRevC.103.044315
2021KA45 Phys.Rev. C 104, L061303 (2021) M.Kamil, S.Triambak, A.Magilligan, A.Garcia, B.A.Brown, P.Adsley, V.Bildstein, C.Burbadge, A.Diaz Varela, T.Faestermann, P.E.Garrett, R.Hertenberger, N.Y.Kheswa, K.G.Leach, R.Lindsay, D.J.Marin-Lambarri, F.Ghazi Moradi, N.J.Mukwevho, R.Neveling, J.C.Nzobadila Ondze, P.Papka, L.Pellegri, V.Pesudo, B.M.Rebeiro, M.Scheck, F.D.Smit, H.-F.Wirth Isospin mixing and the cubic isobaric multiplet mass equation in the lowest T=2, A=32 quintet ATOMIC MASSES 32Ar, 32Cl, 32S, 32P, 32Si; analyzed experimental masses by a cubic fit to the isobaric multiplet mass equation (IMME) for the lowest isospin T=2 quintet in A=32 nuclei; investigated isospin mixing by combining high-resolution experimental data for proton spectrum from 32Ar β-delayed proton decay, and from triton spectrum in 32S(3He, t) reaction with the state-of-the-art shell-model calculations; evaluated isospin mixing matrix elements; extracted cubic and quartic coefficients of the IMME; deduced that isospin mixing with nonanalog T=1 states contributes to the IMME breakdown. 32Ar; analyzed experimental β-delayed proton spectrum by R-matrix fit; calculated proton emission amplitudes from states in 32Cl.
doi: 10.1103/PhysRevC.104.L061303
2020AC02 Nucl.Phys. A996, 121795 (2020) J.Acharya, S.Mukherjee, G.F.Steyn, S.V.Fortsch, F.D.Smit, R.T.Newman, J.J.Lawrie, O.V.Fotina, A.Chatterjee Non-equilibrium emission of alpha particles in the interaction of 14N with 59Co and 93Nb at incident energy of 250 MeV
doi: 10.1016/j.nuclphysa.2020.121695
2020DO11 Phys.Rev. C 102, 064327 (2020) L.M.Donaldson, J.Carter, P.von Neumann-Cosel, V.O.Nesterenko, R.Neveling, P.-G.Reinhard, I.T.Usman, P.Adsley, C.A.Bertulani, J.W.Brummer, E.Z.Buthelezi, G.R.J.Cooper, R.W.Fearick, S.V.Fortsch, H.Fujita, Y.Fujita, M.Jingo, N.Y.Kheswa, W.Kleinig, C.O.Kureba, J.Kvasil, M.Latif, K.C.W.Li, J.P.Mira, F.Nemulodi, P.Papka, L.Pellegri, N.Pietralla, V.Yu.Ponomarev, B.Rebeiro, A.Richter, N.Yu.Shirikova, E.Sideras-Haddad, A.V.Sushkov, F.D.Smit, G.F.Steyn, J.A.Swartz, A.Tamii Fine structure of the isovector giant dipole resonance in 142-150Nd and 152Sm NUCLEAR REACTIONS 142,144,146,148,150Nd, 152Sm(p, p'), E=200 MeV from the Separated Sector Cyclotron (SSC) at iThemba LABS; measured reaction products, E(p), I(p), time-of-flight using the K600 magnetic spectrometer, two multiwire drift chambers (MWDCs) and two plastic scintillators; deduced double-differential σ(E*=10-22 MeV), equivalent photoabsorption spectra, excitation-energy spectra, wavelet power spectra, fine structure of the isovector giant-dipole resonance (IVGDR), fragmentation of the one-particle-one-hole (1p1h) strength into several dominant transitions serving as doorway states in the spherical and intermediate spherical/deformed nuclei. Comparison with predictions of quasiparticle phonon model (QPM), and Skyrme separable random phase approximation (SSRPA).
doi: 10.1103/PhysRevC.102.064327
2019LA20 Phys.Rev. C 100, 064321 (2019) J.J.Lawrie, E.A.Lawrie, B.Msezane, M.Benatar, M.Fedderke, G.K.Mabala, S.Mukherjee, S.M.Mullins, K.P.Mutshena, N.J.Ncapayi, R.T.Newman, J.F.Sharpey-Schafer, F.D.Smit, P.Vymers Rotational structures in 196Hg NUCLEAR REACTIONS 198Pt(α, 6n)196Hg, E=67 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(ADO), γγ-linear polarization using the AFRODITE array at iThemba labs. 196Hg; deduced levels, J, π, multipolarities, bands, configurations, alignments, routhians, B(M1)/B(E2) ratios; calculated quasiparticle Routhians for neutrons and protons and alignments using cranked shell model. Comparison with previous experimental results.
doi: 10.1103/PhysRevC.100.064321
2019LA24 Acta Phys.Pol. B50, 461 (2019) M.B.Latif, I.T.Usman, J.Carter, E.Sideras-Haddad, L.M.Donaldson, M.Jingo, C.O.Kureba, L.Pellegri, R.Neveling, F.D.Smit, F.Nemulodi, P.von Neumann-Cosel, Y.Yu.Ponomarev, P.Papka, J.A.Swartz, G.R.J.Cooper, H.Fujita, P.Papakonstantinou, E.Litvinova Evolution of the IVGDR and Its Fine Structure from Doubly-magic 40Ca to Neutron-rich 48Ca Probed Using (p, p') Scattering NUCLEAR REACTIONS 40,42,44,48Ca(p, p'), E=200 MeV; measured reaction products, Ep, Ip; deduced σ(θ), photoabsorption σ, structure of Isovector Giant Dipole Resonance; calculated photoabsorpion σ using RQTBA, RQRPA and QRPA approaches. Wavelet analysis of the data.
doi: 10.5506/aphyspolb.50.461
2018DO01 Phys.Lett. B 776, 133 (2018) L.M.Donaldson, C.A.Bertulani, J.Carter, V.O.Nesterenko, P.von Neumann-Cosel, R.Neveling, V.Yu.Ponomarev, P.-G.Reinhard, I.T.Usman, P.Adsley, J.W.Brummer, E.Z.Buthelezi, G.R.J.Cooper, R.W.Fearick, S.V.Fortsch, H.Fujita, Y.Fujita, M.Jingo, W.Kleinig, C.O.Kureba, J.Kvasil, M.Latif, K.C.W.Li, J.P.Mira, F.Nemulodi, P.Papka, L.Pellegri, N.Pietralla, A.Richter, E.Sideras-Haddad, F.D.Smit, G.F.Steyn, J.A.Swartz, A.Tamii Deformation dependence of the isovector giant dipole resonance: The neodymium isotopic chain revisited NUCLEAR REACTIONS 144,146,148,150Nd, 152Sm(p, p'), E=200 MeV; measured reaction products, Eγ, Iγ; deduced σ, σ(θ, E), σ(θ). Comparison with DWBA calculations.
doi: 10.1016/j.physletb.2017.11.025
2018JI10 Eur.Phys.J. A 54, 234 (2018) M.Jingo, E.Z.Buthelezi, J.Carter, G.R.J.Cooper, R.W.Fearick, S.V.Fortsch, C.O.Kureba, A.M.Krumbholz, P.von Neumann-Cosel, R.Neveling, P.Papka, I.Poltoratska, V.Yu.Ponomarev, A.Richter, E.Sideras-Haddad, F.D.Smit, J.A.Swartz, A.Tamii, I.T.Usman Studies of the Giant Dipole Resonance in 27Al , 40Ca , 56Fe , 58Ni and 208Pb with high energy-resolution inelastic proton scattering under 0 degree NUCLEAR REACTIONS 27Al, 40Ca, 56Fe, 58Ni, 208Pb(p, p'), E=200 MeV; measured Ep, Ip(θ) using two Vertical Drift Chambers and two plastic scintillators behind them; deduced σ(E, θ), IsoVector Giant Dipole Resonance (IVGDR) energy, Coulomb excitation σ vs E*, equivalent photoabsorption σ, IVGDR fine structure using Continuous Wavelet Transform (CWT) and Discrete Wavelet Transform (DWT); calculated equivalent photoabsorption σ using Quasiparticle-Phonon Model (QPM) with (1+2)-phonon and 1-phonon model spaces, power spectra from CWT analysis.
doi: 10.1140/epja/i2018-12664-5
2018MU16 Phys.Rev. C 98, 051302 (2018) N.J.Mukwevho, B.M.Rebeiro, D.J.Marin-Lambarri, S.Triambak, P.Adsley, N.Y.Kheswa, R.Neveling, L.Pellegri, V.Pesudo, F.D.Smit, E.H.Akakpo, J.W.Brummer, S.Jongile, M.Kamil, P.Z.Mabika, F.Nemulodi, J.N.Orce, P.Papka, G.F.Steyn, W.Yahia-Cherif Second T=3/2 state in 9B and the isobaric multiplet mass equation NUCLEAR REACTIONS 9Be(3He, t), (3He, d), E=50.61 MeV pulsed beam; measured E(t), I(t), E(d), I(d), and time-of-flight using the K600 magnetic spectrometer with multiwire drift chamber and plastic scintillator for particle identification at the cyclotron facility of iThemba LABS. 9B; deduced levels, J, π, isospin, energy of the second T=3/2 state. Comparison with previous experimental data. Discussed implications for the cubic isobaric multiplet mass equation (IMME) for the A=9 system.
doi: 10.1103/PhysRevC.98.051302
2017AD07 Phys.Rev. C 95, 024319 (2017) P.Adsley, D.G.Jenkins, J.Cseh, S.S.Dimitrova, J.W.Brummer, K.C.W.Li, D.J.Marin-Lambarri, K.Lukyanov, N.Y.Kheswa, R.Neveling, P.Papka, L.Pellegri, V.Pesudo, L.C.Pool, G.Riczu, F.D.Smit, J.J.van Zyl, E.Zemlyanaya α clustering in 28Si probed through the identification of high-lying 0+ states NUCLEAR REACTIONS 28Si(α, α'), E=200 MeV; measured scattered particles, σ(θ) using K600 magnetic spectrometer at iThemba LABS, natural Si target. 28Si; deduced levels, L-transfers, J, π, high-lying 0+ states. Comparison with multichannel dynamical symmetry (MUSY) calculations.
doi: 10.1103/PhysRevC.95.024319
2017AD34 Phys.Rev. C 96, 055802 (2017) P.Adsley, J.W.Brummer, K.C.W.Li, D.J.Marin-Lambarri, N.Y.Kheswa, L.M.Donaldson, R.Neveling, P.Papka, L.Pellegri, V.Pesudo, L.C.Pool, F.D.Smit, J.J.van Zyl Re-examining the 26Mg(α, α')26Mg reaction: Probing astrophysically important states in 26Mg NUCLEAR REACTIONS 26Mg(α, α'), E=200 MeV; measured Eα, Iα, differential σ(θ) using K600 magnetic spectrometer at iThemba LABS. 26Mg; deduced levels, α-resonances, L-transfer, J, π, new 0+ at 10.824 MeV. DWBA analysis of σ(θ) data. Comparison with previous experimental data. Implications for astrophysical reaction rate for 22Ne(α, γ)26Mg reaction.
doi: 10.1103/PhysRevC.96.055802
2017LI08 Phys.Rev. C 95, 031302 (2017) K.C.W.Li, R.Neveling, P.Adsley, P.Papka, F.D.Smit, J.W.Brummer, C.Aa.Diget, M.Freer, M.N.Harakeh, Tz.Kokalova, F.Nemulodi, L.Pellegri, B.Rebeiro, J.A.Swartz, S.Triambak, J.J.van Zyl, C.Wheldon Characterization of the proposed 4-α cluster state candidate in 16O NUCLEAR REACTIONS 16O(α, α'), E=200 MeV; measured Eα, Iα, E(p), I(p), (particle)(particle)-coin, angular correlations of charged-particle decays from 16O via α and proton decays using K600 magnetic spectrometer at iThemba LABS. 16O; deduced levels, resonances, L-transfers, J, π, total widths and branching ratios for particle decays of resonances extracted from R-matrix fits, a resonance at 15.090 MeV, 0+ suggested as a candidate for the 4α cluster state, consistent with several theoretical cluster calculations.
doi: 10.1103/PhysRevC.95.031302
2017LO05 Phys.Rev. C 95, 055803 (2017) A.M.Long, T.Adachi, M.Beard, G.P.A.Berg, Z.Buthelezi, J.Carter, M.Couder, R.J.deBoer, R.W.Fearick, S.V.Fortsch, J.Gorres, J.P.Mira, S.H.T.Murray, R.Neveling, P.Papka, F.D.Smit, E.Sideras-Haddad, J.A.Swartz, R.Talwar, I.T.Usman, M.Wiescher, J.J.Van Zyl, A.Volya Indirect study of the stellar 34Ar(α, p)37K reaction rate through 40Ca(p, t)38Ca reaction measurements NUCLEAR REACTIONS 40Ca(p, t)38Ca, E=100 MeV; measured spectra using the K=600 magnetic spectrograph, triton spectra at K=200 Separated Sector Cyclotron facility of iThemba LABS. 38Ca; deduced levels, α-unbound states, resonances, α-spectroscopic factors. Comparison with previous experimental results. 34Ar(α, p)37K, T9=0.2-3.0; deduced reaction rates as a function of stellar temperature, and compared with theoretical model calculations using NON-SMOKER-v5.0w and TALYS 1.8 codes. Relevance to type I x-ray bursts (XRBs).
doi: 10.1103/PhysRevC.95.055803
2016US03 Phys.Rev. C 94, 024308 (2016) I.T.Usman, Z.Buthelezi, J.Carter, G.R.J.Cooper, R.W.Fearick, S.V.Fortsch, H.Fujita, Y.Fujita, P.von Neumann-Cosel, R.Neveling, P.Papakonstantinou, I.Pysmenetska, A.Richter, R.Roth, E.Sideras-Haddad, F.D.Smit Fine structure of the isoscalar giant quadrupole resonance in 28Si and 27Al NUCLEAR REACTIONS 27Al, Si(p, p'), E=200 MeV; measured scattered proton spectra, angular distributions using K600 magnetic spectrometer of iThemba LABS. 27Al, 28Si; deduced levels and resonances between 6-30 MeV excitation, isoscalar giant quadrupole resonance (ISGQR), E2 strength distributions, continuous wavelet transform (CWT) power spectra. Wavelet analysis. Comparison with random phase approximation (RPA), and second-RPA (SRPA) calculations with realistic interaction from unitary correlation operator method (UCOM). Comparison with (α, α') and (e, e') data.
doi: 10.1103/PhysRevC.94.024308
2015HA21 Phys.Rev. C 92, 031305 (2015) T.Hashimoto, A.M.Krumbholz, P.-G.Reinhard, A.Tamii, P.von Neumann-Cosel, T.Adachi, N.Aoi, C.A.Bertulani, H.Fujita, Y.Fujita, E.Ganioglu, K.Hatanaka, E.Ideguchi, C.Iwamoto, T.Kawabata, N.T.Khai, A.Krugmann, D.Martin, H.Matsubara, K.Miki, R.Neveling, H.Okamura, H.J.Ong, I.Poltoratska, V.Yu.Ponomarev, A.Richter, H.Sakaguchi, Y.Shimbara, Y.Shimizu, J.Simonis, F.D.Smit, G.Susoy, T.Suzuki, J.H.Thies, M.Yosoi, J.Zenihiro Dipole polarizability of 120Sn and nuclear energy density functionals NUCLEAR REACTIONS 120Sn(polarized p, p'), E=295 MeV; measured scattered proton spectra, p(θ) using Grand Raiden spectrometer at RCNP-Osaka; analyzed polarization transfer observables; deduced ISGQR excitation, B(E1), precise electric dipole polarizability αD, nuclear symmetry energy and its density dependence. Comparison with other experimental data. Comparison with model calculations based on Skyrme interactions and on relativistic Hamiltonians.
doi: 10.1103/PhysRevC.92.031305
2015KR05 Phys.Lett. B 744, 7 (2015) A.M.Krumbholz, P.von Neumann-Cosel, T.Hashimoto, A.Tamii, T.Adachi, C.A.Bertulani, H.Fujita, Y.Fujita, E.Ganioglu, K.Hatanaka, C.Iwamoto, T.Kawabata, N.T.Khai, A.Krugmann, D.Martin, H.Matsubara, R.Neveling, H.Okamura, H.J.Ong, I.Poltoratska, V.Yu.Ponomarev, A.Richter, H.Sakaguchi, Y.Shimbara, Y.Shimizu, J.Simonis, F.D.Smit, G.Susoy, J.H.Thies, T.Suzuki, M.Yosoi, J.Zenihiro Low-energy electric dipole response in 120Sn NUCLEAR REACTIONS 120Sn(p, p'), E=295 MeV; measured reaction products, Ep, Ip; deduced σ, σ(θ, E), B(E1). Comparison with available data.
doi: 10.1016/j.physletb.2015.03.023
2015MA48 Phys.Rev.Lett. 115, 102501 (2015) H.Matsubara, A.Tamii, H.Nakada, T.Adachi, J.Carter, M.Dozono, H.Fujita, K.Fujita, Y.Fujita, K.Hatanaka, W.Horiuchi, M.Itoh, T.Kawabata, S.Kuroita, Y.Maeda, P.Navratil, P.von Neumann-Cosel, R.Neveling, H.Okamura, L.Popescu, I.Poltoratska, A.Richter, B.Rubio, H.Sakaguchi, S.Sakaguchi, Y.Sakemi, Y.Sasamoto, Y.Shimbara, Y.Shimizu, F.D.Smit, K.Suda, Y.Tameshige, H.Tokieda, Y.Yamada, M.Yosoi, J.Zenihiro Nonquenched Isoscalar Spin-M1 Excitations in sd-Shell Nuclei NUCLEAR REACTIONS 24Mg, 28Si, 32S, 36Ar(p, p'), E=295 MeV; measured reaction products, Ep, Ip; deduced σ(θ), σ(θ, E), the squared spin M1 nuclear transition matrix elements, no quenching for isoscalar spin M1 transitions, while the matrix elements for isovector spin M1 transitions are quenched by an amount comparable with the analogous Gamow-Teller transitions on those target nuclei. Comparison with no-core shell model (NCSM) calculations.
doi: 10.1103/PhysRevLett.115.102501
2015SW01 Phys.Rev. C 91, 034317 (2015) J.A.Swartz, B.A.Brown, P.Papka, F.D.Smit, R.Neveling, E.Z.Buthelezi, S.V.Fortsch, M.Freer, Tz.Kokalova, J.P.Mira, F.Nemulodi, J.N.Orce, W.A.Richter, G.F.Steyn Spectroscopy of narrow, high-lying, low-spin states in 20Ne NUCLEAR REACTIONS 22Ne(p, t), E=60 MeV; measured triton spectra, σ(θ) using QDD magnetic spectrometer at iThemba Labs. 20Ne; deduced levels, J, π, possible 5α cluster state, isospin T=2 states in 20Ne, 20O and 20F. Comparison of angular distributions with calculations using FRESCO code, and structure data with shell-model calculations using OXBASH code.
doi: 10.1103/PhysRevC.91.034317
2015VA04 Phys.Rev. C 91, 024614 (2015) J.J.van Zyl, A.A.Cowley, R.Neveling, E.Z.Buthelezi, S.V.Fortsch, J.Mabiala, J.P.Mira, F.Nemulodi, F.D.Smit, G.F.Steyn, J.A.Swartz, I.T.Usman Incident-energy dependence of angular distributions of cross section and analyzing power for the 58Ni (p(pol) 3He) reaction between 80 and 120 MeV NUCLEAR REACTIONS 58Ni(polarized p, 3He)56Co, E=80, 100, 118 MeV; measured 3He spectra, σ(θ), analyzing powers at cyclotron facility of iThemba LABS. 56Co; deduced levels, l-transfers, J, π, spectroscopic factors. Optical model, and macroscopic zero-range distorted-wave Born approximation (DWBA) analyses. Comparison with previous experimental results.
doi: 10.1103/PhysRevC.91.024614
2014DO08 Nucl.Data Sheets 120, 44 (2014) A.R.Domula, D.Gehre, K.Zuber, J.C.Drohe, N.Nankov, A.J.M.Plompen, C.Rouki, M.Stanoiu, A.Klix, A.Buffler, D.Geduld, F.D.Smit, C.Vermeulen, P.Maleka, R.T.Newman, R.Nolte, A.Wallner New Nuclear Structure and Decay Results in the 76Ge-76As System RADIOACTIVITY 76Ga(β-), 76As(EC); measured decay products, Eγ, Iγ, X-rays.; deduced level energies, intensities, branching ratios. Comparison with available data. NUCLEAR REACTIONS 76Ge(n, n'), E<1.4 MeV; measured reaction products, Eγ, Iγ.; deduced σ. Comparison with available data.
doi: 10.1016/j.nds.2014.07.002
2013FU15 Phys.Rev. C 88, 054329 (2013) H.Fujita, Y.Fujita, T.Adachi, H.Akimune, N.T.Botha, K.Hatanaka, H.Matsubara, K.Nakanishi, R.Neveling, A.Okamoto, Y.Sakemi, T.Shima, Y.Shimizu, F.D.Smit, T.Suzuki, A.Tamii, M.Yosoi Isospin mixing of the isobaric analog state studied in a high-resolution 56Fe(3He, t)56Co reaction NUCLEAR REACTIONS 56Fe(3He, t), E=100, 140 MeV/nucleon; measured E(t) I(t), σ(θ) using Grand Raiden magnetic spectrometer at RCNP facility. 56Co; deduced levels, IAS, L-transfer, J, π, isospin, Fermi and Gamow-Teller transitions, isospin mixing matrix element and isospin impurity. DWBA analysis. Comparison with previous experimental results.
doi: 10.1103/PhysRevC.88.054329
2013KO14 Phys.Rev. C 87, 057307 (2013) Tz.Kokalova, M.Freer, Z.Buthelezi, J.Carter, R.W.Fearick, S.V.Fortsch, H.Fujita, R.Neveling, P.Papka, F.D.Smit, J.A.Swartz, I.Usman Precision measurement of the 9.641 MeV, 3- state in 12C NUCLEAR REACTIONS 12C(p, p'), E=66 MeV; measured E(p), I(p), σ(θ) using K600 magnetic spectrometer at iThemba LABS. 12C; deduced width of 9.641 MeV, 3- state. R-matrix analysis. Wigner limit and α-particle content.
doi: 10.1103/PhysRevC.87.057307
2012BE55 J.Phys.:Conf.Ser. 387, 012003 (2012) G.P.A.Berg, Y.Fujita, J.Gorres, M.N.Harakeh, K.Hatanaka, A.Long, R.Neveling, F.D.Smit, R.Talwar, A.Tamii, M.Wiescher High precision measurements for the rp-process NUCLEAR REACTIONS 38Ca(α, p), E not given; measured Ep, Ip(θ). 40Ca(p, t), E=100 MeV; measured E(t), I(t, θ); deduced triton spectrum. 46Ti(α, 8He), E=206 MeV; measured E(particle), I(particle, θ). To be deduced rp-process reaction rates.
doi: 10.1088/1742-6596/387/1/012003
2012FR05 Phys.Rev. C 86, 034320 (2012) M.Freer, M.Itoh, T.Kawabata, H.Fujita, H.Akimune, Z.Buthelezi, J.Carter, R.W.Fearick, S.V.Fortsch, M.Fujiwara, U.Garg, N.Hashimoto, K.Kawase, S.Kishi, T.Murakami, K.Nakanishi, Y.Nakatsugawa, B.K.Nayak, R.Neveling, S.Okumura, S.M.Perez, P.Papka, H.Sakaguchi, Y.Sasamoto, F.D.Smit, J.A.Swartz, H.Takeda, S.Terashima, M.Uchida, I.Usman, Y.Yasuda, M.Yosoi, J.Zenihiro Consistent analysis of the 2+ excitation of the 12C Hoyle state populated in proton and α-particle inelastic scattering NUCLEAR REACTIONS 12C(p, p'), E=66 MeV; 12C(α, α'), E=386 MeV; measured 12C excitation spectra. 12C; deduced levels, 2+ excitation of the 0+ Hoyle state. R-matrix analysis. Discussed potential geometric arrangements of the cluster structures.
doi: 10.1103/PhysRevC.86.034320
2012PO07 Phys.Rev. C 85, 041304 (2012) I.Poltoratska, P.von Neumann-Cosel, A.Tamii, T.Adachi, C.A.Bertulani, J.Carter, M.Dozono, H.Fujita, K.Fujita, Y.Fujita, K.Hatanaka, M.Itoh, T.Kawabata, Y.Kalmykov, A.M.Krumbholz, E.Litvinova, H.Matsubara, K.Nakanishi, R.Neveling, H.Okamura, H.J.Ong, B.Ozel-Tashenov, V.Yu.Ponomarev, A.Richter, B.Rubio, H.Sakaguchi, Y.Sakemi, Y.Sasamoto, Y.Shimbara, Y.Shimizu, F.D.Smit, T.Suzuki, Y.Tameshige, J.Wambach, M.Yosoi, J.Zenihiro Pygmy dipole resonance in 208Pb NUCLEAR REACTIONS 208Pb(p, p'), E=295 MeV; measured Ep, Ip, σ(θ). 208Pb; deduced levels, J, π, PDR, σ(E1), σ(M1), B(E1). Multipole decomposition analysis based on DWBA calculations. Comparison with quasiparticle-phonon model (QPM), relativistic time-blocking approximation (RTBA), and shell model calculations. Separation of PDR and GDR strength with Coulomb-nuclear interference.
doi: 10.1103/PhysRevC.85.041304
2012SM06 Phys.Rev. C 86, 037301 (2012) F.D.Smit, F.Nemulodi, Z.Buthelezi, J.Carter, R.W.Fearick, S.V.Fortsch, M.Freer, H.Fujita, M.Jingo, C.O.Kureba, J.Mabiala, J.Mira, R.Neveling, P.Papka, G.F.Steyn, J.A.Swartz, I.T.Usman, J.J.van Zyl No evidence of an 11.16 MeV 2+ state in 12C NUCLEAR REACTIONS 11B(3He, d)12C, E=44 MeV; measured Ed, Id, energy loss, time of flight using magnetic spectrometer, σ(θ). R-matrix analysis; deduced level; no evidence for a previously reported 2+ state at 11.16 MeV.
doi: 10.1103/PhysRevC.86.037301
2012US02 J.Phys.:Conf.Ser. 337, 012034 (2012) I.Usman, Z.Buthelezi, J.Carter, G.R.J.Cooper, R.W.Fearick, S.V.Fortsch, H.Fujita, Y.Kalmykov, P.von Neumann-Cosel, R.Neveling, I.Poltoratska, A.Richter, A.Shevchenko, E.Sideras-Haddad, F.D.Smit, J.Wambach 2+ level densities in 40Ca extracted from high energy-resolution (p, p') experiments NUCLEAR REACTIONS 40Ca(p, p'), E=200 MeV; measured reaction products; deduced σ(θ, E), autocorrelation function, level density with specified J, π; calculated density with specified J, π using BSFG, HFB and HF-BCS.
doi: 10.1088/1742-6596/337/1/012034
2011DE01 Appl.Radiat.Isot. 69, 320 (2011) R.J.de Meijer, M.Blaauw, F.D.Smit No evidence for antineutrinos significantly influencing exponential β+ decay RADIOACTIVITY 152Eu(β-), (β+), (EC), 137Cs(β-), 22Na, 54Mn(EC); measured Eγ, Iγ, x-rays; deduced decay constant ratio.
doi: 10.1016/j.apradiso.2010.08.002
2011HE24 J.Phys.:Conf.Ser. 312, 092029 (2011) A.M.Heilmann, P.von Neumann-Cosel, A.Tamil, T.Adachi, C.Bertulani, J.Carter, H.Fujuita, Y.Fujita, K.Hatanaka, K.Hirota, On.H.Jin, T.Kawabata, A.Krugmann, H.Matsubara, E.Litvinova, R.Neveling, H.Okamura, B.Ozel-Tashenov, I.Poltoratska, V.Yu.Ponomarev, A.Richter, H.Sakaguchi, Y.Sakemi, Y.Sasamoto, Y.Shimizu, Y.Shimbara, F.D.Smit, T.Suzuki, Y.Tameshige, Y.Yasuda, M.Yosoi, J.Zenihiro Electric dipole response in 120Sn NUCLEAR REACTIONS 120Sn(polarized p, p'), E=295 MeV; measured Ep, Ip(θ=forward), proton polarization using high-resolution Grand Raiden magnetic spectrometer; deduced B(E1) strength distribution. Data of published DALINAC-S experiment with (γ, γ') used to extract B(E1) strengths.
doi: 10.1088/1742-6596/312/9/092029
2011MO06 Phys.Rev. C 83, 037302 (2011) B.Mouginot, E.Khan, R.Neveling, F.Azaiez, E.Z.Buthelezi, S.V.Fortsch, S.Franchoo, H.Fujita, J.Mabiala, J.P.Mira, P.Papka, A.Ramus, J.A.Scarpaci, F.D.Smit, I.Stefan, J.A.Swartz, I.Usman Search for the giant pairing vibration through ( p, t) reactions around 50 and 60 MeV NUCLEAR REACTIONS 120Sn, 205Pb(p, t), E=50, 60 MeV; measured E(t), I(t), TOF; deduced σ; investigated existence of giant pairing vibration (GPV) in 120Sn and 205Pb. No clear signal found for GPV.
doi: 10.1103/PhysRevC.83.037302
2011NE16 Nucl.Instrum.Methods Phys.Res. A 654, 29 (2011) R.Neveling, H.Fujita, F.D.Smit, T.Adachi, G.P.A.Berg, E.Z.Buthelezi, J.Carter, J.L.Conradie, M.Couder, R.W.Fearick, S.V.Fortsch, D.T.Fourie, Y.Fujita, J.Gorres, K.Hatanaka, M.Jingo, A.M.Krumbholz, C.O.Kureba, J.P.Mira, S.H.T.Murray, P.Von Neumann-Cosel, S.O'Brien, P.Papka, I.Poltoratska, A.Richter, E.Sideras-Haddad, J.A.Swartz, A.Tamii, I.T.Usman, J.J.Van Zyl High energy-resolution zero-degree facility for light-ion scattering and reactions at iThemba LABS NUCLEAR REACTIONS 40Ca(p, p'), E=200 MeV; measured products, 40Ca; deduced σ(θ). Data were imported from EXFOR entry D0706.
doi: 10.1016/j.nima.2011.06.077
2011TA18 Phys.Rev.Lett. 107, 062502 (2011) A.Tamii, I.Poltoratska, P.von Neumann-Cosel, Y.Fujita, T.Adachi, C.A.Bertulani, J.Carter, M.Dozono, H.Fujita, K.Fujita, K.Hatanaka, D.Ishikawa, M.Itoh, T.Kawabata, Y.Kalmykov, A.M.Krumbholz, E.Litvinova, H.Matsubara, K.Nakanishi, R.Neveling, H.Okamura, H.J.Ong, B.Ozel-Tashenov, B.Rubio, H.Sakaguchi, Y.Sakemi, Y.Sasamoto, Y.Shimbara, Y.Shimizu, V.Yu.Ponomarev, A.Richter, F.D.Smit, T.Suzuki, Y.Tameshige, J.Wambach, R.Yamada, M.Yosoi, J.Zenihiro Complete Electric Dipole Response and the Neutron Skin in 208Pb NUCLEAR REACTIONS 208Pb(p, p'), E<20 MeV; measured reaction products, proton spectra; deduced electric dipole (E1) and spin magnetic dipole (M1) modes, E1 strength distribution, neutron skin thickness. Comparison with experimental data.
doi: 10.1103/PhysRevLett.107.062502
2011US01 Phys.Lett. B 698, 191 (2011) I.Usman, Z.Buthelezi, J.Carter, G.R.J.Cooper, R.W.Fearick, S.V.Fortsch, H.Fujita, Y.Fujita, Y.Kalmykov, P.von Neumann-Cosel, R.Neveling, P.Papakonstantinou, A.Richter, R.Roth, A.Shevchenko, E.Sideras-Haddad, F.D.Smit Fine structure of the isoscalar giant quadrupole resonance in 40Ca due to Landau damping? NUCLEAR REACTIONS 40Ca(p, p'), E=200 MeV; measured proton spectra. 40Ca; deduced energy scale for isoscalar giant quadrupole resonance, fine structure. Comparison with RPA and SRPA calculations.
doi: 10.1016/j.physletb.2011.03.015
2011US03 Phys.Rev. C 84, 054322 (2011) I.Usman, Z.Buthelezi, J.Carter, G.R.J.Cooper, R.W.Fearick, S.V.Fortsch, H.Fujita, Y.Kalmykov, P.von Neumann-Cosel, R.Neveling, I.Poltoratska, A.Richter, A.Shevchenko, E.Sideras-Haddad, F.D.Smit, J.Wambach Level density of 2+ states in 40Ca from high-energy-resolution (p, p') experiments NUCLEAR REACTIONS 40Ca(p, p'), E=200 MeV; measured E(p), I(p), double differential σ, σ(θ); deduced excitation energy, level density for 2+ states in the ISGQR region; analyzed fine structure of ISGQR. Fluctuation analysis. Comparison with backshifted Fermi gas and microscopic HF-BCS and HFB models.
doi: 10.1103/PhysRevC.84.054322
2011ZI01 Phys.Rev. C 84, 027304 (2011) W.R.Zimmerman, N.E.Destefano, M.Freer, M.Gai, F.D.Smit Further evidence for the broad 2+2 state at 9.6 MeV in 12C NUCLEAR REACTIONS 12C(p, p'), E=25 MeV; measured Ep, Ip, σ(θ). 12C; deduced levels, resonances, J, π. Comparison with previous experiments.
doi: 10.1103/PhysRevC.84.027304
2010AD18 Radiat.Meas. 45, 1193 (2010) B.A.S.Adam, E.Z.Buthelezi, M.R.Nchodu, F.D.Smit, M.Herbert Monte Carlo simulations of the production of neutrons at iThemba LABS NUCLEAR REACTIONS 7Li, 9Be, 12C(p, n), E=66 MeV; calculated neutron fluence and dose. FLUKA Monte Carlo radiation transport code, comparison with experimental data.
doi: 10.1016/j.radmeas.2010.06.050
2010BA02 Phys.Rev.Lett. 104, 022501 (2010) R.A.Bark, J.F.Sharpey-Schafer, S.M.Maliage, T.E.Madiba, F.S.Komati, E.A.Lawrie, J.J.Lawrie, R.Lindsay, P.Maine, S.M.Mullins, S.H.T.Murray, N.J.Ncapayi, T.M.Ramashidza, F.D.Smit, P.Vymers Nonzero Quadrupole Moments of Candidate Tetrahedral Bands NUCLEAR REACTIONS 152Sm(α, 2n), 147Sm(16O, 3n), E=25, 73 MeV; measured Eγ, Iγ, γγ-coin.; deduced the lowest-energy negative-parity bands in 160Yb and 154Gd. Comparison with band-mixing calculations.
doi: 10.1103/PhysRevLett.104.022501
2010BA25 Nucl.Phys. A834, 58c (2010) R.A.Bark, J.F.Sharpey-Schafer, S.M.Maliage, T.E.Madiba, F.S.Komati, E.A.Lawrie, J.J.Lawrie, R.Lindasy, P.Maine, S.M.Mullins, S.H.T.Murray, N.J.Ncapayi, T.M.Ramashidza, F.D.Smit, P.Vymers Physics at low spin in the mass 160 region: the search for tetrahedral shapes NUCLEAR REACTIONS 152Sm(α, 2n), E=cyclotron; 147Sm(16O, 3n), E=cyclotron; measured Eγ, Iγ, γγ-coin. 160Yb; deduced levels, J, π. 154Gd, 160Yb; deduced bands, aligned angular momenta.
doi: 10.1016/j.nuclphysa.2010.01.017
2010FR03 Nucl.Phys. A834, 621c (2010) M.Freer, H.Fujita, Z.Buthelezi, J.Carter, R.W.Fearick, S.V.Fortsch, R.Neveling, S.M.Perez, P.Papka, F.D.Smit, J.A.Swartz, I.Usman, P.J.Haigh, N.I.Ashwood, T.Bloxham, N.Curtis, P.McEwan, H.G.Bohlen, T.Dorsch, Tz.Kokalova, Ch.Schulz, C.Wheldon Cluster Structure of 12C and 11Be NUCLEAR REACTIONS 12C(p, p'), E=66 MeV; measured Ep, Ip(θ=10null, 16null, 28null). 9Be(16O, 14O), E=234 MeV; measured E(particle), I(particle). 11Be; deduced levels, J, π. 11Be, 12C calculated levels, J, π, rotational and vibrational bands assuming 2α+3n for 11Be and 3α for 12C.
doi: 10.1016/j.nuclphysa.2010.01.107
2010HE03 Phys.Rev. C 81, 034604 (2010) W.D.Heiss, R.G.Nazmitdinov, F.D.Smit Time scales in nuclear giant resonances
doi: 10.1103/PhysRevC.81.034604
2009CO01 Europhys.Lett. 85, 22001 (2009) A.A.Cowley, J.Mabiala, E.Z.Buthelezi, S.V.Fortsch, R.Neveling, F.D.Smit, G.F.Steyn, J.J.van Zyl Analyzing power distribution in the 12C(p, pα)8Be(g.s.) reaction at an incident energy of 100 MeV NUCLEAR REACTIONS 12C(p, pα), E=101 MeV; measured cross section and analyzing power.
doi: 10.1209/0295-5075/85/22001
2009FR07 Phys.Rev. C 80, 041303 (2009) M.Freer, H.Fujita, Z.Buthelezi, J.Carter, R.W.Fearick, S.V.Fortsch, R.Neveling, S.M.Perez, P.Papka, F.D.Smit, J.A.Swartz, I.Usman 2+ excitation of the 12C Hoyle state NUCLEAR REACTIONS 12C(p, p'), E=66 MeV; 13C(p, p'), E=200 MeV; measured Ep and σ(θ). 12C; deduced levels, J, π, 2+ excitation of the Hoyle state in 12C. Coupled-channel (CCRC) analysis. Implications for the 8Be+4He reaction rate in stellar environments discussed.
doi: 10.1103/PhysRevC.80.041303
2009FU03 Phys.Rev. C 79, 024314 (2009) H.Fujita, G.P.A.Berg, Y.Fujita, J.Rapaport, T.Adachi, N.T.Botha, H.Fujimura, K.Fujita, K.Hara, K.Hatanaka, J.Kamiya, T.Kawabata, K.Nakanishi, R.Neveling, N.Sakamoto, Y.Sakemi, Y.Shimbara, Y.Shimizu, F.D.Smit, M.Uchida, T.Wakasa, M.Yoshifuku, M.Yosoi, R.G.T.Zegers High resolution study of isovector negative parity states in the 16O(3He, t)16F reaction at 140 MeV/nucleon NUCLEAR REACTIONS 12C, 16O(3He, t), E=140 MeV/nucleon; measured triton spectra, σ, angular distributions. 16F; deduced levels, J, π, widths. 12N; deduced levels, J. Comparison with distorted wave Born approximation. 30Si(3He, t), E=140 MeV/nucleon; analyzed angular distribution data for IAS.
doi: 10.1103/PhysRevC.79.024314
2009MA21 Phys.Rev. C 79, 054612 (2009) J.Mabiala, A.A.Cowley, S.V.Fortsch, E.Z.Buthelezi, R.Neveling, F.D.Smit, G.F.Steyn, J.J.Van Zyl Analyzing power and cross section distributions of the 12C(p, pα)8Be cluster knockout reaction at an incident energy of 100 MeV NUCLEAR REACTIONS 12C(polarized p, pα)8Be, E=100 MeV; measured particle spectra, (particle)(particle)-coin, σ, σ(θ), vector analyzing powers; deduced energy sharing cross sections with different optical potential model parameters and spectroscopic factors. Distorted-wave impulse approximation (DWIA) analysis.
doi: 10.1103/PhysRevC.79.054612
2009SH19 Phys.Rev. C 79, 044305 (2009) A.Shevchenko, O.Burda, J.Carter, G.R.J.Cooper, R.W.Fearick, S.V.Fortsch, H.Fujita, Y.Fujita, Y.Kalmykov, D.Lacroix, J.J.Lawrie, P.von Neumann-Cosel, R.Neveling, V.Yu.Ponomarev, A.Richter, E.Sideras-Haddad, F.D.Smit, J.Wambach Global investigation of the fine structure of the isoscalar giant quadrupole resonance NUCLEAR REACTIONS 58Ni, 89Y, 90Zr, 120Sn, 142Nd, 166Er, 208Pb(p, p'), E=200 MeV; measured proton spectra, angular distributions; deduced isoscalar giant quadrupole resonance (ISGQR) and associated E2 strength functions. Wavelet analysis. Comparisons with quasiparticle-phonon model (QPM), extended time-dependent Hartree-Fock method (ETDHF), random-phase approximation (RPA) and extended theory of finite Fermi systems (ETFFS).
doi: 10.1103/PhysRevC.79.044305
2009TA13 Nucl.Instrum.Methods Phys.Res. A605, 326 (2009) A.Tamii, Y.Fujita, H.Matsubara, T.Adachi, J.Carter, M.Dozono, H.Fujita, K.Fujita, H.Hashimoto, K.Hatanaka, T.Itahashi, M.Itoh, T.Kawabata, K.Nakanishi, S.Ninomiya, A.B.Perez-Cerdan, L.Popescu, B.Rubio, T.Saito, H.Sakaguchi, Y.Sakemi, Y.Sasamoto, Y.Shimbara, Y.Shimizu, F.D.Smit, Y.Tameshige, M.Yosoi, J.Zenihiro Measurement of high energy resolution inelastic proton scattering at and close to zero degrees NUCLEAR REACTIONS 12C, 26Mg, 28Si, 48Ca, 58,64Ni, 208Pb(p, p'), E=295 MeV; measured Ep, Ip, σ(θ); deduced level energies. Systematic study of M1 and E1 excitations.
doi: 10.1016/j.nima.2009.03.248
2008NE04 Phys.Rev. C 77, 037601 (2008); Erratum Phys.Rev. C 78, 069902 (2008) R.Neveling, A.A.Cowley, Z.Buthelezi, S.V.Fortsch, H.Fujita, G.C.Hillhouse, J.J.Lawrie, G.F.Steyn, F.D.Smit, S.M.Wyngaardt, N.T.Botha, L.Mudau, S.S.Ntshangase Analyzing power of the 40Ca(p(pol), pα) reaction at 100 MeV NUCLEAR REACTIONS 40Ca(polarized p, pα), E=100 MeV; measured analyzing powers. comparisons with model calculations. 36Ar; deduced levels, J. DWIA calculations.
doi: 10.1103/PhysRevC.77.037601
2007BU23 Phys.Rev.Lett. 99, 092503 (2007) O.Burda, N.Botha, J.Carter, R.W.Fearick, S.V.Fortsch, C.Fransen, H.Fujita, J.D.Holt, M.Kuhar, A.Lenhardt, P.von Neumann-Cosel, R.Neveling, N.Pietralla, V.Yu.Ponomarev, A.Richter, O.Scholten, E.Sideras-Haddad, F.D.Smit, J.Wambach High-Energy-Resolution Inelastic Electron and Proton Scattering and the multiphonon Nature of Mixed-Symmetry 2+ States in 94Mo NUCLEAR REACTIONS 94Mo(e, e'), E=70 MeV; 94Mo(p, p'), E=200 MeV; measured σ and excitation strengths. Compared results to model calculations.
doi: 10.1103/PhysRevLett.99.092503
2007BY02 Phys.Rev.Lett. 98, 082501 (2007) A.Byelikov, T.Adachi, H.Fujita, K.Fujita, Y.Fujita, K.Hatanaka, A.Heger, Y.Kalmykov, K.Kawase, K.Langanke, G.Martinez-Pinedo, K.Nakanishi, P.von Neumann-Cosel, R.Neveling, A.Richter, N.Sakamoto, Y.Sakemi, A.Shevchenko, Y.Shimbara, Y.Shimizu, F.D.Smit, Y.Tameshige, A.Tamii, S.E.Woosley, M.Yosoi Gamow-Teller Strength in the Exotic Odd-Odd Nuclei 138La and 180Ta and Its Relevance for Neutrino, Nucleosynthesis NUCLEAR REACTIONS 138Ba, 180Hf(3He, t), E=140 MeV/nucleon; measured particle spectra. 138La, 180Ta deduced Gamow-Teller strength distributions. Implications for stellar nucleosynthesis discussed.
doi: 10.1103/PhysRevLett.98.082501
2007CO14 Phys.Rev. C 75, 054617 (2007) A.A.Cowley, J.Bezuidenhout, S.S.Dimitrova, P.E.Hodgson, S.V.Fortsch, G.C.Hillhouse, N.M.Jacobs, R.Neveling, F.D.Smit, J.A.Stander, G.F.Steyn, J.J.van Zyl Multistep direct mechanism in the (p(pol), 3He) inclusive reaction on 59Co and 93Nb at incident energies between 100 and 160 MeV NUCLEAR REACTIONS 59Co, 93Nb(polarized p, 3He), E=40-160 MeV; measured σ, angular distributions and analyzing powers. Compared results to model calculations.
doi: 10.1103/PhysRevC.75.054617
2007FO10 Nucl.Phys. A797, 1 (2007) S.V.Fortsch, F.Cerutti, P.Colleoni, E.Gadioli, E.Gadioli Erba, A.Mairani, G.F.Steyn, J.J.Lawrie, F.D.Smit, S.H.Connell, R.W.Fearick, T.Thovhogi Contributions of complete fusion and break-up-fusion to intermediate mass fragment production in the low energy interaction of 12C and 27Al NUCLEAR REACTIONS 27Al(12C, X)7Be/9Be/10B/11B/11C/12C/13C/13N/14N/15N/16O/19F/22Ne/23Na/24Mg/26Mg/26Al/27Al/Si, E=156 MeV; 12C(27Al, X)7Be/9Be/10B/11B/11C/12C/13C/13N/14N/15N/16O/19F/22Ne/23Na/24Mg/26Mg/Si, E=348 MeV; measured intermediate mass fragment spectra, σ(θ, E) from fusion and fragmentation. Comparison with Boltzmann Master Equations theory.
doi: 10.1016/j.nuclphysa.2007.09.007
2007FU06 Phys.Rev. C 75, 057305 (2007) Y.Fujita, R.Neveling, H.Fujita, T.Adachi, N.T.Botha, K.Hatanaka, T.Kaneda, H.Matsubara, K.Nakanishi, Y.Sakemi, Y.Shimizu, F.D.Smit, A.Tamii, M.Yosoi Gamow-Teller strengths in A =34 isobars: Comparison of the mirror transitions Tz = +1 → 0 and Tz = -1 → 0 NUCLEAR REACTIONS 34S(3He, t), E=140 MeV/nucleon; measured triton spectra; Deduced B(GT), compared results to β-decay and shell model calculation.
doi: 10.1103/PhysRevC.75.057305
2007FU12 Nucl.Phys. A788, 94c (2007) H.Fujita, N.T.Botha, O.Burda, J.Carter, R.W.Fearick, S.V.Fortsch, C.Fransen, M.Kuhar, A.Lenhardt, P.von Neumann-Cosel, R.Neveling, N.Pietralla, V.Yu.Ponomarev, A.Richter, O.Scholten, E.Sideras-Haddad, F.D.Smit, J.Wambach One- and two-phonon mixed-symmetry states in 94Mo in high-resolution electron and proton scattering NUCLEAR REACTIONS 94Mo(e, e'), E=70 MeV; 94Mo(p, p')E=200 MeV; measured excitation energy spectra; deduced mixed-symmetry state features. Comparison with shell model, quasiparticle phonon model and interacting boson model.
doi: 10.1016/j.nuclphysa.2007.01.053
2007GR22 Phys.Rev. C 76, 054307 (2007) E.-W.Grewe, D.Frekers, S.Rakers, T.Adachi, C.Baumer, N.T.Botha, H.Dohmann, H.Fujita, Y.Fujita, K.Hatanaka, K.Nakanishi, A.Negret, R.Neveling, L.Popescu, Y.Sakemi, Y.Shimbara, Y.Shimizu, F.D.Smit, Y.Tameshige, A.Tamii, J.Thies, P.von Brentano, M.Yosoi, R.G.T.Zegers (3He, t) reaction on the double β decay nucleus 48Ca and the importance of nuclear matrix elements NUCLEAR REACTIONS 48Ca(3He, t), E=420 MeV; measured charged particles, angular distributions; calculated Gamow-Teller strengths. 48Sc; deduced levels, J, π. Compared with 48Ca(p, n), E=134 MeV and 48Ca(d, 2He), E=183 MeV reactions. 48Ca; implications for 2β decay.
doi: 10.1103/PhysRevC.76.054307
2007NT01 Phys.Lett. B 651, 27 (2007) S.S.Ntshangase, N.Rowley, R.A.Bark, S.V.Fortsch, J.J.Lawrie, E.A.Lawrie, R.Lindsay, M.Lipoglavsek, S.M.Maliage, L.J.Mudau, S.M.Mullins, O.M.Ndwandwe, R.Neveling, G.Sletten, F.D.Smit, C.Theron Barrier distribution for a 'superheavy' nucleus-nucleus collision NUCLEAR REACTIONS 208Pb(86Kr, X), E=396, 410, 429, 438, 450 MeV; measured total σ(θ); analyzed quasielastic σ, barrier distribution. Coupled channel calculations.
doi: 10.1016/j.physletb.2007.05.039
2007TA27 Nucl.Phys. A788, 53c (2007) A.Tamii, T.Adachi, J.Carter, M.Dozono, H.Fujita, Y.Fujita, K.Hatanaka, H.Hashimoto, T.Kaneda, M.Itoh, T.Kawabata, H.Matsubara, K.Nakanishi, P.von Neumann-Cosel, H.Okamura, A.Perez, I.Poltoratska, V.Ponomarev, L.Popescu, A.Richter, B.Rubio, H.Sakaguchi, Y.Sakemi, Y.Sasamoto, Y.Shimbara, Y.Shimizu, F.D.Smit, Y.Tameshige, M.Yosoi, J.Zenihiro, K.Zimmer Study of M1 excitations by high-resolution proton inelastic scattering experiment at forward angles NUCLEAR REACTIONS 26Mg, 48Ca(p, p'), E=295 MeV; measured excitation energy spectrum. 12C(p, p'), E=295 MeV; calculated σ(θ). DWIA method.
doi: 10.1016/j.nuclphysa.2007.01.048
2006KA02 Phys.Rev.Lett. 96, 012502 (2006) Y.Kalmykov, T.Adachi, G.P.A.Berg, H.Fujita, K.Fujita, Y.Fujita, K.Hatanaka, J.Kamiya, K.Nakanishi, P.von Neumann-Cosel, V.Yu.Ponomarev, A.Richter, N.Sakamoto, Y.Sakemi, A.Shevchenko, Y.Shimbara, Y.Shimizu, F.D.Smit, T.Wakasa, J.Wambach, M.Yosoi Fine Structure of the Gamow-Teller Resonance in 90Nb and Level Density of 1+ States NUCLEAR REACTIONS 90Zr(3He, t), E=140 MeV/nucleon; measured triton spectra. 90Nb deduced level densities, fine structure of Gamow-Teller resonance. Wavelet analysis technique.
doi: 10.1103/PhysRevLett.96.012502
2006MA26 Phys.Rev. C 73, 044606 (2006) H.Machner, D.G.Aschman, K.Baruth-Ram, J.Carter, A.A.Cowley, F.Goldenbaum, B.M.Nangu, J.V.Pilcher, E.Sideras-Haddad, J.P.F.Sellschop, F.D.Smit, B.Spoelstra, D.Steyn Isotopic production cross sections in proton-nucleus collisions at 200 MeV NUCLEAR REACTIONS 27Al, 59Co, 197Au(p, X), E=200 MeV; measured intermediate mass fragments isotopic production σ, σ(E, θ).
doi: 10.1103/PhysRevC.73.044606
2005AU05 Phys.Rev. C 71, 064606 (2005) A.Auce, A.Ingemarsson, R.Johansson, M.Lantz, G.Tibell, R.F.Carlson, M.J.Shachno, A.A.Cowley, G.C.Hillhouse, N.M.Jacobs, J.A.Stander, J.J.van Zyl, S.V.Fortsch, J.J.Lawrie, F.D.Smit, G.F.Steyn Reaction cross sections for protons on 12C, 40Ca, 90Zr, and 208Pb at energies between 80 and 180 MeV NUCLEAR REACTIONS 12C, 40Ca, 90Zr, 208Pb(p, X), E=80-180 MeV; 58Ni(p, X), E=81 MeV; measured reaction σ. Comparison with model predictions.
doi: 10.1103/PhysRevC.71.064606
2005MA51 Eur.Phys.J. A 25, 49 (2005) G.K.Mabala, E.Gueorguieva, J.F.Sharpey-Schafer, M.Benatar, R.W.Fearick, K.I.Korir, J.J.Lawrie, S.M.Mullins, S.H.T.Murray, N.J.Ncapayi, R.T.Newman, D.G.Roux, F.D.Smit, R.Wyss Shears band with a large dynamic moment of inertia in 197Bi NUCLEAR REACTIONS 181Ta(22Ne, 6n), E=125 MeV; measured Eγ, Iγ, γγ-coin. 197Bi deduced high-spin levels, J, π, configurations, shears band. Afrodite array, total Routhian surface calculations.
doi: 10.1140/epja/i2005-10075-5
2005NC01 Eur.Phys.J. A 26, 265 (2005) N.J.Ncapayi, S.M.Mullins, M.Benatar, E.Gueorgueiva, J.J.Lawrie, G.K.Mabala, S.Mukherjee, S.H.T.Murray, K.P.Mutshena, R.T.Newman, J.F.Sharpey-Schafer, F.D.Smit, P.Vymers Characterization of quasiparticle states at and beyond stability in ytterbium isotopes: Spectroscopy of 175Yb, 176Yb and 177Yb NUCLEAR REACTIONS 176Yb(136Xe, X)175Yb/176Yb/177Yb, E=750 MeV; measured Eγ, Iγ, γγ-coin. 175,176,177Yb deduced high-spin levels, J, π, configurations, gK-gR. Afrodite array.
doi: 10.1140/epja/i2005-10172-5
2004GU06 Eur.Phys.J. A 20, 47 (2004) E.Gueorguieva, J.J.Lawrie, P.Mutshena, M.Benatar, W.Damon, P.Kwinana, G.K.Mabala, S.Mukherjee, S.M.Mullins, N.J.Ncapayi, R.T.Newman, D.G.Roux, F.D.Smit, J.F.Sharpey-Schafer, Z.Vilakazi, P.Vymers New nanosecond isomers identified with the AFRODITE array NUCLEAR REACTIONS 198Pt(α, 6n), E=65 MeV; 142Nd(27Al, 5n), E=150 MeV; measured prompt and delayed Eγ, Iγ, γγ-coin. 196Hg, 164Ta deduced isomeric states features. Afrodite array, recoil shadow anisotropy method.
doi: 10.1140/epja/i2002-10320-5
2004SH34 Phys.Rev.Lett. 93, 122501 (2004) A.Shevchenko, J.Carter, R.W.Fearick, S.V.Fortsch, H.Fujita, Y.Fujita, Y.Kalmykov, D.Lacroix, J.J.Lawrie, P.von Neumann-Cosel, R.Neveling, V.Yu.Ponomarev, A.Richter, E.Sideras-Haddad, F.D.Smit, J.Wambach Fine Structure in the Energy Region of the Isoscalar Giant Quadrupole Resonance: Characteristic Scales from a Wavelet Analysis NUCLEAR REACTIONS 58Ni, 90Zr, 120Sn, 208Pb(p, p'), E=200 MeV; measured Ep, σ(E, θ); deduced isoscalar giant quadrupole resonance strength distributions. Wavelet analysis.
doi: 10.1103/PhysRevLett.93.122501
2002RO01 Phys.Rev. C65, 014308 (2002) D.G.Roux, E.Gueorguieva, B.R.S.Babu, D.G.Aschman, M.Benatar, R.Fearick, M.S.Fetea, J.J.Lawrie, G.K.Mabala, S.M.Mullins, S.H.T.Murray, S.Naguleswaran, R.T.Newman, C.Rigollet, J.F.Sharpey-Schafer, F.D.Smit, W.J.Whittaker, R.A.Wyss Signature Inversion in the Yrast Band of 164Ta NUCLEAR REACTIONS 142Nd(27Al, 5n), E=150 MeV; 141Pr(28Si, 4n), E=142 MeV; measured Eγ, Iγ, γγ-coin. 164Ta deduced high-spin levels, J, π, B(M1)/B(E2), configurations. Cranked mean-field calculations.
doi: 10.1103/PhysRevC.65.014308
2001CA23 Phys.Rev. C63, 057602 (2001) J.Carter, A.A.Cowley, H.Diesener, R.W.Fearick, S.V.Fortsch, J.J.Lawrie, P.von Neumann-Cosel, J.V.Pilcher, A.Richter, K.Schweda, F.D.Smit, G.F.Steyn, S.Strauch Role of Knockout Contributions in Giant Resonance Studies with (p, p'x) Reactions NUCLEAR REACTIONS 48Ca(p, p'n), E=100 MeV; 40Ca(p, 2p), (p, p'α), E=100 MeV; measured proton spectra, σ(θ), angular correlations. Comparison with DWIA calculations.
doi: 10.1103/PhysRevC.63.057602
2001RO01 Phys.Rev. C63, 024303 (2001); Erratum Phys.Rev. C63, 069901 (2001) D.G.Roux, M.S.Fetea, E.Gueorguieva, B.R.S.Babu, R.T.Newman, J.J.Lawrie, R.Fearick, D.G.Aschman, R.Beetge, M.Benatar, G.K.Mabala, S.M.Mullins, S.H.T.Murray, S.Naguleswaran, C.Rigollet, J.F.Sharpey-Schafer, F.D.Smit, W.J.Whittaker Signature Splitting and Quasiparticle Alignment in the Yrast Band of 165Ta NUCLEAR REACTIONS 142Nd(27Al, 4n), E=150 MeV; 141Pr(28Si, 4n), E=142 MeV; measured Eγ, Iγ, γγ-coin. 165Ta deduced high-spin levels, J, π, B(M1)/B(E2), configurations. Comparison with cranked mean-field calculations. Afrodite array.
doi: 10.1103/PhysRevC.63.024303
2001SC25 Phys.Lett. 506B, 247 (2001) K.Schweda, J.Carter, A.A.Cowley, H.Diesener, R.W.Fearick, S.V.Fortsch, J.J.Lawrie, P.von Neumann-Cosel, J.V.Pilcher, A.Richter, F.D.Smit, G.F.Steyn, S.Strauch Low-Energy Isocalar Quadrupole Strength in 40Ca and 48Ca from (p, p'x) Reactions NUCLEAR REACTIONS 40Ca(p, pα), (p, 2p), 48Ca(p, np), E=100 MeV; measured σ(θ). 40,48Ca deduced B(E2) distributions vs excitation energy. Comparison with (e, e') results. DWBA analysis.
doi: 10.1016/S0370-2693(01)00230-1
1999CH50 Nucl.Phys. (Supplement) A654, 1051c (1999) M.B.Chadwick, D.T.L.Jones, G.J.Arendse, A.A.Cowley, W.A.Richter, J.J.Lawrie, R.T.Newman, J.V.Pilcher, F.D.Smit, G.F.Steyn, J.W.Koen, J.A.Stander Nuclear Interaction Cross Sections for Proton Radiotherapy NUCLEAR REACTIONS 12C(p, pX), (p, dX), E=150 MeV; 16O(p, αX), (p, tX), E=200 MeV; measured σ(E, θ). 12C, 16O(p, pX), E=200 MeV; calculated proton spectra, σ(θ). 16O(p, X)7Li/7Be/9Be/10Be/10B/11B/10C/11C/14C/13N/14O/15O, E ≈ 5-250 MeV; calculated production σ.
doi: 10.1016/S0375-9474(00)88598-X
1999ST06 Phys.Rev. C59, 2097 (1999) G.F.Steyn, S.V.Fortsch, A.A.Cowley, J.J.Lawrie, G.J.Arendse, G.C.Hillhouse, J.V.Pilcher, F.D.Smit, R.Neveling α-Clustering Probabilities Extracted from the 12C(α, 2α)8Be Reaction at 200 MeV NUCLEAR REACTIONS 12C(α, 2α), E=200 MeV; measured Eα, αα-coin, σ(E, θ); deduced α-cluster spectroscopic factors. DWIA analysis.
doi: 10.1103/PhysRevC.59.2097
1998CA11 Nucl.Phys. A630, 631 (1998) J.Carter, A.A.Cowley, H.Diesener, R.W.Fearick, S.V.Fortsch, M.N.Harakeh, J.J.Lawrie, S.J.Mills, P.von Neumann-Cosel, R.T.Newman, J.V.Pilcher, A.Richter, K.Schweda, F.D.Smit, G.F.Steyn, S.Strauch, D.M.Whittal Isoscalar Quadrupole Strength in 40Ca from the (p, p'α0) Reaction at E(p) = 100 MeV NUCLEAR REACTIONS 40Ca(p, p'α), E=99.5 MeV; measured σ(θ(p), θ(α), E(x)); deduced α0 channel multipole distribution, isoscalar E2 strength distribution.
doi: 10.1016/S0375-9474(98)00656-3
1998ST07 Phys.Rev. C57, 1817 (1998) G.F.Steyn, S.V.Fortsch, A.A.Cowley, S.Karataglidis, R.Lindsay, J.J.Lawrie, F.D.Smit, R.T.Newman Single-Nucleon Transfer to Unbound States in the 4He(α, t)5Li Reaction at Incident Energies of 120, 160, and 200 MeV NUCLEAR REACTIONS 4He(α, t), E=120, 160, 200 MeV; measured σ(Et, θ); deduced cluster-core potential parameters. Comparison with 4He(α, 3He) results.
doi: 10.1103/PhysRevC.57.1817
1997SM09 J.Phys.(London) G23, 1293 (1997) F.D.Smit, P.A.Butler, D.M.Cullen, B.Gall, G.Duchene, F.Hoellinger, P.M.Jones, T.Kutsarova, A.Minkova, S.Naguleswaran, R.T.Newman, J.V.Pilcher, M.G.Porquet, N.Rowley, N.Schulz, J.F.Sharpey-Schafer, T.Stevens, A.Wilson A Study of Fusion-Fission at Z = 107 NUCLEAR REACTIONS 232Th(37Cl, X), E=172-208 MeV; measured Eγ, Iγ, γγ-coin following fusion-fission reaction; deduced pre-equilibrium proton, neutron emission. 130,132Xe, 126Te deduced levels, J, π.
doi: 10.1088/0954-3899/23/10/017
1996NE05 Phys.Rev. C54, 1773 (1996); Erratum Phys.Rev. C55, 1605 (1997) R.T.Newman, R.W.Fearick, S.M.Perez, D.G.Aschman, K.Bharuth-Ram, W.A.Richter, F.D.Smit, V.M.Tshivhase, T.S.Volkwyn 0f7/2 Proton Transfer on 55Mn NUCLEAR REACTIONS 55Mn(d, 3He), (d, d), E=46 MeV; measured σ(θ); deduced opptical model parameters. 54Cr deduced levels, J, spectroscopic factors. 55Mn(α, t), E not given; analyzed data. 56Fe levels deduced spins, spectroscopic factors. Spectroscopic sum rules analysis.
doi: 10.1103/PhysRevC.54.1773
1996ST25 Phys.Rev. C54, 2485 (1996) G.F.Steyn, S.V.Fortsch, J.J.Lawrie, F.D.Smit, R.T.Newman, A.A.Cowley, R.Lindsay Single-Nucleon Transfer to Unbound States by Means of the 4He(α, 3He)5He Reaction at 158 and 200 MeV NUCLEAR REACTIONS 4He(α, 3He), E(cm)=158, 200 MeV; measured yield vs E(3He), 3He spectra, σ(θ). 4He(α, α), E(cm)=158, 200 MeV; measured σ(θ); deduced model parameters, strength factor. DWBA analysis.
doi: 10.1103/PhysRevC.54.2485
1994AL28 Phys.Rev.Lett. 73, 1336 (1994) T.Alteholz, D.Androic, G.Backenstoss, D.Bosnar, H.Breuer, A.Brkovic, H.Dobbeling, T.Dooling, W.Fong, M.Furic, P.A.M.Gram, N.K.Gregory, J.P.Haas, A.Hoffart, C.H.Q.Ingram, A.Klein, K.Koch, J.Kohler, B.Kotlinski, M.Kroedel, G.Kyle, A.Lehmann, Z.N.Lin, G.Mahl, A.O.Mateos, K.Michaelian, S.Mukhopadhyay, T.Petkovic, R.P.Redwine, D.Rowntree, R.Schumacher, U.Sennhauser, N.Simicevic, F.D.Smit, G.van der Steenhoven, D.R.Tieger, R.Trezeciak, H.Ullrich, M.Wang, M.H.Wang, H.J.Weyer, M.Wildi, K.E.Wilson, and the LADS Collaboration Large-Solid-Angle Study of Pion Absorption on 3He NUCLEAR REACTIONS 3He(π+, X), E=118-239 MeV; measured proton energy spectra following absorption; deduced total absorption σ(E), two-, three-nucleon absorption relative contributions. Large acceptance detector system.
doi: 10.1103/PhysRevLett.73.1336
1994CO16 Phys.Rev. C50, 2449 (1994) A.A.Cowley, G.F.Steyn, S.V.Fortsch, J.J.Lawrie, J.V.Pilcher, F.D.Smit, D.M.Whittal Quasifree Knockout in 9Be(α, 2α)5He at an Incident Energy of 197 MeV NUCLEAR REACTIONS 9Be(α, 2α), E=197 MeV; measured σ(θ1, θ2). 4He(α, α), E=197 MeV; measured σ(θ); deduced dependence of α-clustering probability, model parameters. 9Be deduced spectroscopic factors. DWIA analysis.
doi: 10.1103/PhysRevC.50.2449
1994VO05 Nucl.Phys. A569, 373c (1994) P.von Neumann-Cosel, H.Diesener, U.Helm, G.Herbert, V.Huck, A.Richter, G.Schrieder, A.Stascheck, A.Stiller, J.Ryckebusch, J.Carter, A.A.Cowley, R.W.Fearick, J.J.Lawrie, S.J.Mills, R.T.Newman, J.V.Pilcher, F.D.Smit, Z.Z.Vilakazi, D.M.Whittal Excitation and Decay of Electric Giant Resonances in the 40Ca(e, e'X) and 40Ca(p, p'X) Reactions NUCLEAR REACTIONS 40Ca(e, e'p), E=57, 78, 183.5 MeV; measured σ(θ(e), Ep). 40Ca(p, p'α), E=99.1 MeV; 40Ca(e, e'α), E=183.5 MeV; measured proton, α-channel decay. 40Ca deduced electric giant resonance decay features.
doi: 10.1016/0375-9474(94)90128-7
1993AL14 Phys.Lett. 314B, 173 (1993) M.S.Allie, F.D.Brooks, D.G.Aschman, A.Buffler, W.A.Cilliers, R.W.Fearick, C.G.L.Henderson, M.J.Oliver, M.R.Nchodu, S.M.Perez, D.Steyn, W.R.McMurray, B.R.S.Simpson, F.D.Smit, H.G.Miller, K.Bharuth-Ram, I.J.van Heerden Differential Cross Section for n-p Radiative Capture at E(n) = 63.4 MeV NUCLEAR REACTIONS 1H(n, γ), E=63.4 MeV; measured Iγ(θ); deduced σ(θ) for 2H(γ, p), E ≈ 34 MeV. Legendre polymonial fits.
doi: 10.1016/0370-2693(93)90445-N
1993FO05 Phys.Rev. C48, 743 (1993) S.V.Fortsch, A.A.Cowley, J.J.Lawrie, J.V.Pilcher, F.D.Smit, D.M.Whittal Coincident Proton Emission Induced by 200 MeV Protons on 197Au NUCLEAR REACTIONS 197Au(p, xp), E=200 MeV; measured energy sharing σ(E), pp-coin, σ(θ); deduced quasifree scattering evidence.
doi: 10.1103/PhysRevC.48.743
1992CO04 Phys.Rev. C45, 1745 (1992) A.A.Cowley, P.G.Roos, J.J.Lawrie, F.D.Smit, J.V.Pilcher, S.V.Fortsch, G.F.Steyn, G.C.Hillhouse Quasifree Subthreshold Pion Production in the Reaction 12C(p, dπ+)11B NUCLEAR REACTIONS 12C(p, dπ+), E=223 MeV; measured σ(θπ, θd, Ed); deduced reaction mechanism. DWIA.
doi: 10.1103/PhysRevC.45.1745
1991CO03 Phys.Rev. C43, 678 (1991) A.A.Cowley, A.van Kent, J.J.Lawrie, S.V.Fortsch, D.M.Whittal, J.V.Pilcher, F.D.Smit, W.A.Richter, R.Lindsay, I.J.van Heerden, R.Bonetti, P.E.Hodgson Preequilibrium Proton Emission Induced by 80 and 120 MeV Protons Incident on 90Zr NUCLEAR REACTIONS 90Zr(p, p'), E=80, 120 MeV; measured σ(Ep', θp'); deduced reaction mechanism, effective interaction strength. Phenomenological parametrization.
doi: 10.1103/PhysRevC.43.678
1991CO13 Phys.Rev. C44, 329 (1991) A.A.Cowley, J.J.Lawrie, G.C.Hillhouse, D.M.Whittal, S.V.Fortsch, J.V.Pilcher, F.D.Smit, P.G.Roos Quasifree Knockout in 16O(p, 2p)15N at an Incident Energy of 151 MeV NUCLEAR REACTIONS 16O(p, 2p), E=151 MeV; measured σ(E1, E2, θ1, θ2). 15N levels deduced spectroscopic factors. DWIA analysis.
doi: 10.1103/PhysRevC.44.329
1991FO01 Phys.Rev. C43, 691 (1991) S.V.Fortsch, A.A.Cowley, J.J.Lawrie, D.M.Whittal, J.V.Pilcher, F.D.Smit Continuum Protons from 58Ni(p, p') at Incident Energies between 100 and 200 MeV NUCLEAR REACTIONS 58Ni(p, p'), E=100-200 MeV; measured σ(Ep', θp'); deduced reaction mechanism, quasifree knockout contribution.
doi: 10.1103/PhysRevC.43.691
1990CO14 Z.Phys. A336, 189 (1990) A.A.Cowley, S.V.Fortsch, J.J.Lawrie, D.M.Whittal, F.D.Smit, J.V.Pilcher Continuum Protons from the Inclusive Reaction 197Au(p, p') at Incident Energies between 100 and 200 MeV NUCLEAR REACTIONS 197Au(p, p'X), E=100-200 MeV; measured σ(θp, Ep). Kalbach systematics analysis. Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0511. 1990CO31 Europhys.Lett. 13, 37 (1990) A.A.Cowley, S.V.Fortsch, J.J.Lawrie, J.V.Pilcher, F.D.Smit, D.M.Whittal Importance of Nucleon-Nucleon Scattering in the Interaction of Protons with 197Au at 200 MeV NUCLEAR REACTIONS 197Au(p, 2p), E=200 MeV; measured σ(θ1, θ2, E1); deduced reaction mechanism. DWIA analysis.
doi: 10.1209/0295-5075/13/1/007
1990WH01 Phys.Rev. C42, 309 (1990) D.M.Whittal, A.A.Cowley, J.V.Pilcher, S.V.Fortsch, F.D.Smit, J.J.Lawrie Quasifree Knockout of Charged Particles from 4He with 100 MeV Protons NUCLEAR REACTIONS 4He(p, 2p), (p, pd), (p, pt), (p, p3He), E=100 MeV; measured quasifree σ(E1, θ1, θ2). Spectroscopic factors. DWIA analysis.
doi: 10.1103/PhysRevC.42.309
1987SM03 Nucl.Phys. A465, 429 (1987) Angular Distribution of Neutrons from 2H(γ, n)1H at Eγ = 2.75 MeV NUCLEAR REACTIONS 2H(γ, n), E=2.75 MeV; measured photodisintegration σ(θ); deduced dipole σ(ratio), meson exchange, isobar configuration roles. Enriched target.
doi: 10.1016/0375-9474(87)90357-5
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