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NSR database version of April 11, 2024.

Search: Author = R.T.Newman

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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0975.

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
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Data from this article have been entered in the XUNDL database. For more information, click here.

2016NE08      Phys.Rev. C 94, 024332 (2016)

D.Negi, M.Wiedeking, E.G.Lanza, E.Litvinova, A.Vitturi, R.A.Bark, L.A.Bernstein, D.L.Bleuel, S.Bvumbi, T.D.Bucher, B.H.Daub, T.S.Dinoko, J.L.Easton, A.Gorgen, M.Guttormsen, P.Jones, B.V.Kheswa, N.A.Khumalo, A.C.Larsen, E.A.Lawrie, J.J.Lawrie, S.N.T.Majola, L.P.Masiteng, M.R.Nchodu, J.Ndayishimye, R.T.Newman, S.P.Noncolela, J.N.Orce, P.Papka, L.Pellegri, T.Renstrom, D.G.Roux, R.Schwengner, O.Shirinda, S.Siem

Nature of low-lying electric dipole resonance excitations in ⁷⁴Ge

NUCLEAR REACTIONS ⁷⁴Ge(α, α'), E=48 MeV; measured Eγ, Iγ, Eα, αγ-coin, γ(θ), σ(θ) for scattered α particles, relative cross sections of E1 transitions using AFRODITE array for γ detection and silicon detectors for α particles at iThemba Labs cyclotron facility. ⁷⁴Ge; deduced levels, J, π, B(E1), suppression in relative cross section for the excitation of pygmy-dipole resonances (PDR) as compared to those in (γ, γ') data for excitations above 6 MeV. Comparison of B(E1) with relativistic quasiparticle time blocking approximation (RQTBA) calculations.

doi: 10.1103/PhysRevC.94.024332
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Data from this article have been entered in the XUNDL database. For more information, click here.

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
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23204.

2011PA15      Int.J.Mod.Phys. E20, 1034 (2011)

P.Papka, F.Nemulodi, R.A.Bark, N.Y.Kheswa, E.A.Lawrie, J.J.Lawrie, E.O.Lieder, R.M.Lieder, T.E.Madiba, S.M.Mullins, R.T.Newman, T.T.Ibrahim, O.Shirinda, T.D.Singo, R.Alvarez-Rodriguez, J.Gal, G.Kalinka, J.Molnar, B.M.Nyako, J.Timar, S.P.Fox

Experimental investigation of ⁶Be cluster decay

RADIOACTIVITY ⁶Be(α) [from ⁶Li(³He, t)⁶Be, E=50 MeV]; measured proton spectrum, Eα, Iα; deduced two-body decay from resonant state.

doi: 10.1142/S0218301311019210
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2010PA11      Phys.Rev. C 81, 054308 (2010)

P.Papka, R.Alvarez-Rodriguez, F.Nemulodi, R.A.Bark, S.P.Fox, J.Gal, T.T.Ibrahim, G.Kalinka, N.Y.Kheswa, E.A.Lawrie, J.J.Lawrie, E.O.Lieder, R.M.Lieder, T.E.Madiba, J.Molnar, S.M.Mullins, R.T.Newman, B.M.Nyako, O.Shirinda, T.D.Singo, J.Timar

Decay of ⁶Be populated in the ⁶Li(³He, ³H) charge-exchange reaction

NUCLEAR REACTIONS ⁶Li(³He, t)⁶Be, E=50 MeV; measured particle spectra, (particle)(particle)-coin, angular distributions; deduced particle-particle correlations and Dalitz plots for the α-p-p breakup particles from ⁶Be. Comparison with sequential and 3-body resonance calculations.

doi: 10.1103/PhysRevC.81.054308
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Data from this article have been entered in the XUNDL database. For more information, click here.

2006YA13      Eur.Phys.J. A 27, Supplement 1, 201 (2006)

M.Yalcinkaya, E.Ganioglu, M.N.Erduran, B.Akkus, M.Bostan, G.Gurdal, S.Erturk, D.Balabanski, G.Rainovski, M.Danchev, R.Dragomirova, A.Minkova, K.Vyvey, R.Beetge, R.W.Fearick, G.K.Mabala, D.G.Roux, W.Whittaker, B.R.S.Babu, J.J.Lawrie, S.Naguleswaran, R.T.Newman, C.Rigolet, J.V.Pilcher, F.D.Smith, J.F.Sharpey-Schafer

Study of fission fragments produced by ¹⁴N + ²³⁵U reaction

NUCLEAR REACTIONS ²³⁵U(¹⁴N, F), E=10 MeV/nucleon; measured fission fragment mass distribution.

doi: 10.1140/epja/i2006-08-031-8
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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
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Data from this article have been entered in the XUNDL database. For more information, click here.

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
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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
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2004LI58      Phys.Lett. B 593, 61 (2004)

M.Lipoglavsek, R.A.Bark, M.Benatar, E.Gueorguieva, J.Kau, F.Komati, P.Kwinana, J.J.Lawrie, G.K.Mabala, P.Maine, S.Mukherjee, S.M.Mullins, S.Murray, N.J.Ncapayi, R.T.Newman, P.Vymers

High resolution measurement of the ²⁰⁸Pb(p, γ) capture reaction up to E_γ = 19 MeV

NUCLEAR REACTIONS ²⁰⁸Pb(p, γ), E=11.3-14.8 MeV; measured Eγ, Iγ, σ(E, θ). ²⁰⁹Bi deduced levels, J, π.

doi: 10.1016/j.physletb.2004.04.074
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0363. Data from this article have been entered in the XUNDL database. For more information, click here.

2003BA07      Phys.Rev. C 67, 014320 (2003)

R.A.Bark, A.M.Baxter, A.P.Byrne, P.M.Davidson, G.D.Dracoulis, S.M.Mullins, T.R.McGoram, R.T.Newman

Two-quasiparticle configurations, signature inversion, and the πi_13/2(X)νi_13/2 band in ¹⁷⁶Ir

NUCLEAR REACTIONS ¹⁴⁹Sm(³¹P, 4n), E=140, 158 MeV; measured Eγ, Iγ, γγ-coin. ¹⁷⁶Ir deduced high-spin levels, J, π, configurations, signature inversion. Comparison with neighboring nuclides and with model predictions.

doi: 10.1103/PhysRevC.67.014320
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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
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Data from this article have been entered in the XUNDL database. For more information, click here.

2002WH01      Nucl.Phys. A699, 415 (2002)

C.Wheldon, G.D.Dracoulis, R.T.Newman, P.M.Walker, C.J.Pearson, A.P.Byrne, A.M.Baxter, S.Bayer, T.Kibedi, T.R.McGoram, S.M.Mullins, F.R.Xu

Competing Phenomena: High-seniority excitations and γ-softness in ¹⁸⁴Os

NUCLEAR REACTIONS ¹⁷⁶Yb(¹³C, 5n), E=80 MeV; measured Eγ, Iγ, γγ-coin. ¹⁸⁴Os deduced high-spin levels, J, π, configurations, mean lifetimes, g-factors. Two-band mixing, blocked BCS, potential-energy-surface calculations. Pulsed beam.

doi: 10.1016/S0375-9474(01)01274-X
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Data from this article have been entered in the XUNDL database. For more information, click here.

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
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Data from this article have been entered in the XUNDL database. For more information, click here.

2000MU06      Phys.Rev. C61, 044315 (2000)

S.M.Mullins, G.D.Dracoulis, A.P.Byrne, T.R.McGoram, S.Bayer, R.A.Bark, R.T.Newman, W.A.Seale, F.G.Kondev

Rotational and Intrinsic States above the K^π = 25/2^-, T_1/2 = 25 Day Isomer in ¹⁷⁹Hf

NUCLEAR REACTIONS ¹⁷⁶Yb(⁹Be, 2nα), E=38, 45, 55 MeV; ¹⁷⁶Yb(⁷Li, 3np), (⁷Li, 2nd), (⁷Li, nt), E=45, 50 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-coin, γγ(t). ¹⁷⁹Hf deduced high-spin levels, J, π, T_1/2, configurations. Incomplete fusion reactions. Multiquasiparticle calculations.

doi: 10.1103/PhysRevC.61.044315
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Data from this article have been entered in the XUNDL database. For more information, click here.

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
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0271.

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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0059.

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
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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

0f_7/2 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
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0057.

1995NE01      Phys.Rev. C51, 1414 (1995)

R.T.Newman, S.M.Perez

Symmetrical Sum-Rule Analysis of Spectroscopic Factors for One-Nucleon Transfer

NUCLEAR STRUCTURE ⁵¹V, ⁵⁹Co; calculated f_7/2 nucleon transfer spectroscopic factors. Symmetric sum rule analysis.

doi: 10.1103/PhysRevC.51.1414
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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
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