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NSR database version of April 26, 2024.

Search: Author = N.Erasmus

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2021OR05      Phys.Rev. C 104, L061305 (2021)

J.N.Orce, E.J.Martin Montes, K.J.Abrahams, C.Ngwetsheni, B.A.Brown, M.Kumar Raju, C.V.Mehl, M.J.Mokgolobotho, E.H.Akakpo, D.L.Mavela, P.Adsley, R.A.Bark, N.Bernier, T.D.Bucher, N.R.Erasmus, T.S.Dinoko, P.M.Jones, N.Y.Kheswa, N.A.Khumalo, E.A.Lawrie, J.J.Lawrie, B.L.Lesch, S.N.T.Majola, S.S.Ntshangase, P.Papka, V.Pesudo, B.Rebeiro, O.Shirinda, M.Wiedeking, W.Yahia-Cherif

Reorientation-effect measurement of the < 2⁺₁ Ε2 2⁺₁ > matrix element in ³⁶Ar

NUCLEAR REACTIONS ¹⁹⁴Pt(³⁶Ar, ³⁶Ar), E=134.2 MeV; measured Eγ, Iγ, γ(θ), (particle)γ-coin using AFRODITE array of eight HPGe clover detectors coupled to an annular, double-sided silicon detector at iThemba LABS; analyzed Coulomb excitation yields using semiclassical coupled-channel Coulomb-excitation least-squares code GOSIA. ³⁶Ar; deduced E2 matrix element and B(E2) for the first 2+ state, diagonal E2 matrix element and spectroscopic quadrupole moment for the first 2+ state.Systematics of Q(for first 2+)/B(E2) for first 2+ in ²⁰Ne, ²⁴Mg, ²⁸Si, ³²S, ³⁶Ar.

NUCLEAR MOMENTS ³⁶Ar; measured spectroscopic quadrupole moment of the first excited 2+ state by reorientation-effect in Coulomb excitation using ¹⁹⁴Pt(³⁶Ar, ³⁶Ar), E=134.2 MeV, and analyzing Coulomb excitation yields using GOSIA code. Comparison with beyond mean-field and large-scale shell-model calculations, and with experimental spectroscopic quadrupole moments for the first 2+ states in ²⁰Ne, ²⁴Mg, ²⁸Si, ³²S, ³⁶Ar.

doi: 10.1103/PhysRevC.104.L061305
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2019MA70      Phys.Rev. C 100, 044324 (2019)

S.N.T.Majola, Z.Shi, B.Y.Song, Z.P.Li, S.Q.Zhang, R.A.Bark, J.F.Sharpey-Schafer, D.G.Aschman, S.P.Bvumbi, T.D.Bucher, D.M.Cullen, T.S.Dinoko, J.E.Easton, N.Erasmus, P.T.Greenlees, D.J.Hartley, J.Hirvonen, A.Korichi, U.Jakobsson, P.Jones, S.Jongile, R.Julin, S.Juutinen, S.Ketelhut, B.V.Kheswa, N.A.Khumalo, E.A.Lawrie, J.J.Lawrie, R.Lindsay, T.E.Madiba, L.Makhathini, S.M.Maliage, B.Maqabuka, K.L.Malatji, P.L.Masiteng, P.I.Mashita, L.Mdletshe, A.Minkova, L.Msebi, S.M.Mullins, J.Ndayishimye, D.Negi, A.Netshiya, R.Newman, S.S.Ntshangase, R.Ntshodu, B.M.Nyako, P.Papka, P.Peura, P.Rahkila, L.L.Riedinger, M.A.Riley, D.G.Roux, P.Ruotsalainen, J.J.Saren, C.Scholey, O.Shirinda, M.A.Sithole, J.Sorri, M.Stankiewicz, S.Stolze, J.Timar, J.Uusitalo, P.A.Vymers, M.Wiedeking, G.L.Zimba

β and γ bands in N=88, 90, and 92 isotones investigated with a five-dimensional collective Hamiltonian based on covariant density functional theory: Vibrations, shape coexistence, and superdeformation

NUCLEAR REACTIONS ¹³⁶Xe(¹⁸O, 4n)¹⁵⁰Sm, E=75 MeV; ¹⁴⁸Nd(α, 2n)¹⁵⁰Sm, E=25 MeV; ¹⁵²Sm(α, 4n)¹⁵²Gd, E=45 MeV; ¹⁵²Sm(α, 2n)¹⁵⁴Gd, E=25 MeV; ¹⁵⁵Gd(³He, 4n)¹⁵⁴Dy, E=37.5 MeV; ¹⁴⁷Sm(¹²C, 3n)¹⁵⁶Er, E=65 MeV; ¹⁵⁵Gd(α, 3n)¹⁵⁶Dy, E=25 MeV; ¹⁴⁴Sm(¹⁸O, 4n)¹⁵⁸Yb, E=78 MeV; ¹⁵⁰Sm(¹²C, 4n)¹⁵⁸Er, E=65 MeV; ¹⁵⁶Gd(α, 2n)¹⁵⁸Dy, E=27 MeV; ¹⁴⁷Sm(¹⁶O, 3n)¹⁶⁰Yb, E=73 MeV; ¹⁵²Sm(¹²C, 4n)¹⁶⁰Er, E=64 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization) using the AFRODITE array at the cyclotron facility of the iThemba Labs for 11 reactions, and JUROGAM II array at Jyvaskyla for ¹⁴⁸Nd(α, 2n)¹⁵⁰Sm and ¹⁵⁵Gd(α, 3n)¹⁵⁶Dy reactions. ¹⁵⁰Sm, ^152,154Gd, ^154,156,158Dy, ^156,160Er, ^158,160Yb; deduced levels, J, π, multipolarities, β, γ and 0+ bands, B(E2) ratios. ^150,152,154Sm, ^152,154,156Gd, ^154,156,158Dy, ^156,158,160Er, ^158,160,162Yb; calculated potential energy surfaces (PES) and probability density distribution contours in (β, γ) plane; deduced staggering parameters, in-band B(E2) values, absolute transition strengths of E0 transitions, X(E0/E2) values from present and previous experimental data. Comparison with 5DCH-CDFT calculations with PC-PK1 density functional.

doi: 10.1103/PhysRevC.100.044324
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2019SI41      Eur.Phys.J. A 55, 178 (2019)

M.A.Sithole, J.F.Sharpey-Schafer, S.N.T.Majola, T.D.Bucher, T.R.S.Dinoko, S.S.Ntshangase, E.A.Lawrie, N.A.Khumalo, S.Jongile, L.Mdletshe, R.A.Bark, N.Erasmus, P.Jones, B.V.Kheswa, J.J.Lawrie, L.Makhathini, K.L.Malatji, B.Maqabuka, S.P.Noncolela, J.Ndayishimye, O.Shirinda, B.R.Zikhali, P.L.Masiteng

New collective structures in the ¹⁶³Yb nucleus

NUCLEAR REACTIONS ¹⁵²Sm(¹⁶O, 5n)¹⁶³Yb, E=93 MeV; measured Eγ, Iγ using AFRODITE γ-ray spectrometer at iThemba Labs; deduced ¹⁶³Yb new levels and new rotational bands, the gs based band has been extended to 43/2^- spin, high-K band based on neutron [505]11/2^- Nilsson orbital observed and reported for the first time, observed additional new states which all decay to the yrast band, discussed band structure with reference to Cranked Shell Model (CSM) and systematically compared with neighboring nuclei; presented table of R_AD ratios, γ-ray intensities, polarization asymmetries, initial and final energies, γ-muliplicities; deduced level schemes and transitions, bands 1 to 8, coincidenced (gated) γ-ray spectra, aligned angular momenta deduced for bands in ¹⁶³Yb vs rotational energy.

doi: 10.1140/epja/i2019-12866-3
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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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2018MD01      Eur.Phys.J. A 54, 176 (2018)

L.Mdletshe, S.S.Ntshangase, J.F.Sharpey-Schafer, S.N.T.Majola, T.R.S.Dinoko, N.A.Khumalo, E.A.Lawrie, R.A.Bark, T.D.Bucher, N.Erasmus, P.Jones, S.Jongile, B.V.Kheswa, J.J.Lawrie, L.Makhathini, K.L.Malatji, B.Maqabuka, J.Ndayishimye, S.P.Noncolela, O.Shirinda, M.A.Sithole

Low-lying positive parity bands in ¹⁶²Yb

NUCLEAR REACTIONS ¹⁵⁰Sm(¹⁶O, 4n)¹⁶²Yb, E=85 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), γγ(linear polarization) using the AFRODITE array at the cyclotron facility of the iThemba Labs; deduced levels, J, π, multipolarities, γ and second 0⁺ bands, and staggering parameters.

doi: 10.1140/epja/i2018-12613-4
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2017NO02      Acta Phys.Pol. B48, 347 (2017)

S.P.Noncolela, T.D.Bucher, E.A.Lawrie, T.R.S.Dinoko, J.L.Easton, N.Erasmus, J.J.Lawrie, S.H.Mthembu, W.X.Mtshali, O.Shirinda, J.N.Orce

Proportional Crosstalk for the iThemba LABS Clover Detector

doi: 10.5506/APhysPolB.48.347
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Note: The following list of authors and aliases matches the search parameter N.Erasmus: , N.R.ERASMUS