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NSR database version of April 29, 2024.

Search: Author = J.R.Leigh

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2002MU17      Phys.Rev. C66, 034607 (2002)

A.Mukherjee, M.Dasgupta, D.J.Hinde, K.Hagino, J.R.Leigh, J.C.Mein, C.R.Morton, J.O.Newton, H.Timmers

Dominance of Collective Over Proton Transfer Couplings in the Fusion of ³²S and ³⁴S with ⁸⁹Y

NUCLEAR REACTIONS ⁸⁹Y(³²S, X), (³⁴S, X), E=99-126 MeV; measured fusion σ; deduced barrier distributions. Coupled-channels analysis.

doi: 10.1103/PhysRevC.66.034607
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0588.

2001NE14      Phys.Rev. C64, 064608 (2001)

J.O.Newton, C.R.Morton, M.Dasgupta, J.R.Leigh, J.C.Mein, D.J.Hinde, H.Timmers, K.Hagino

Experimental Barrier Distributions for the Fusion of ¹²C, ¹⁶O, ²⁸Si, and ³⁵Cl with ⁹²Zr and Coupled-Channel Analyses

NUCLEAR REACTIONS ⁹²Zr(¹²C, X), E=31-50 MeV; ⁹²Zr(¹⁶O, X), E=44-80 MeV; ⁹²Zr(²⁸Si, X), E=86-115 MeV; ⁹²Zr(³⁵Cl, X), E=107-135 MeV; measured fusion σ; deduced barrier distributions. Comparisons with coupled channels calculations.

doi: 10.1103/PhysRevC.64.064608
Citations: PlumX Metrics

1999HI07      Phys.Rev. C60, 054602 (1999)

D.J.Hinde, A.C.Berriman, M.Dasgupta, J.R.Leigh, J.C.Mein, C.R.Morton, J.O.Newton

Limiting Angular Momentum for Statistical Model Description of Fission

NUCLEAR REACTIONS ²⁰⁸Pb(¹⁹F, X), E=82-135 MeV; measured fission, evaporation residue σ, fission fragment angular distributions, anisotropies; deduced fusion barrier distribution. Comparison with statistical model calculations.

doi: 10.1103/PhysRevC.60.054602
Citations: PlumX Metrics

1998DA06      Nucl.Phys. A630, 78c (1998)

M.Dasgupta, D.J.Hinde, J.R.Leigh, K.Hagino

Barrier Distributions as a Tool to Investigate Fusion and Fission

doi: 10.1016/S0375-9474(97)00745-8
Citations: PlumX Metrics

1998HI20      Phys.Rev.Lett. 81, 4777 (1998)

D.J.Hinde, M.Dasgupta, J.R.Leigh, D.G.Marinaro, J.O.Newton

Comment on ' Anomalous Peaklike Structure in the Fission Fragment Anisotropies at Sub-Barrier Energies in ¹¹B, ¹²C, ¹⁶O, ¹⁹F + ²³²Th Reactions '

NUCLEAR REACTIONS ²³²Th(¹⁹F, X), E not given; measured fission fragment anisotropies; deduced transfer fission, compound nucleus fission components.

doi: 10.1103/PhysRevLett.81.4777
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1998KE01      Nucl.Phys. A628, 1 (1998)

N.Keeley, J.S.Lilley, J.X.Wei, M.Dasgupta, D.J.Hinde, J.R.Leigh, J.C.Mein, C.R.Morton, H.Timmers, N.Rowley

Fusion Excitation Function Measurements for the ¹⁶O + ⁵⁸Ni and ¹⁶O + ⁶²Ni Systems

NUCLEAR REACTIONS ^58,62Ni(¹⁶O, ¹⁶O), (¹⁶O, ¹⁶O'), (¹⁶O, X), E=35-60 MeV; measured elastic, inelastic, transfer reaction differential σ; deduced σ, barrier distributions. Coupled-reaction-channels calculations.

doi: 10.1016/S0375-9474(97)00597-6
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1532.

1997DA22      J.Phys.(London) G23, 1491 (1997)

M.Dasgupta, K.Hagino, C.R.Morton, D.J.Hinde, J.R.Leigh, N.Takigawa, H.Timmers, J.O.Newton

Evidence of Double Phonon Excitations in the Fusion of ¹⁶O + ²⁰⁸Pb

NUCLEAR REACTIONS, ICPND ²⁰⁸Pb(¹⁶O, X), E(cm)=68-83 MeV; measured fusion σ, barrier distribution; deduced coupling to double-phonon surface vibrations role in fusion dynamics.

doi: 10.1088/0954-3899/23/10/041
Citations: PlumX Metrics

1997HA02      Phys.Rev. C55, 276 (1997)

K.Hagino, N.Takigawa, M.Dasgupta, D.J.Hinde, J.R.Leigh

Validity of the Linear Coupling Approximation in Heavy-Ion Fusion Reactions at Sub-Barrier Energies

NUCLEAR REACTIONS, ICPND ^92,96Zr(⁶⁴Ni, X), E(cm)=120-150 MeV; ¹¹²Cd(¹⁶O, F), E(cm)=40-65 MeV; ¹⁴⁴Sm(¹⁶O, F), E=55-75 MeV; calculated fusion σ(E).

doi: 10.1103/PhysRevC.55.276
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1997HA46      Phys.Rev.Lett. 79, 2014 (1997)

K.Hagino, N.Takigawa, M.Dasgupta, D.J.Hinde, J.R.Leigh

Adiabatic Quantum Tunneling in Heavy-Ion Sub-Barrier Fusion

NUCLEAR REACTIONS, ICPND ¹⁴⁴Sm(¹⁶O, X), E(cm)=50-80 MeV; ¹⁹⁴Pt(⁴⁰Ca, X), E(cm)=160-200 MeV; ¹⁹²Os(⁴⁰Ca, X), E(cm)=150-190 MeV; calculated fusion σ with, without projectile excitation; deduced reaction mechanism, fusion barrier features. Comparison with data. Coupled-channels calculations.

doi: 10.1103/PhysRevLett.79.2014
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1997HA50      J.Phys.(London) G23, 1413 (1997)

K.Hagino, N.Takigawa, M.Dasgupta, D.J.Hinde, J.R.Leigh

Importance of Nonlinear Couplings in Fusion-Barrier Distributions and Mean Angular Momenta

NUCLEAR REACTIONS, ICPND ⁹⁶Zr(⁶⁴Ni, X), E(cm)=120-150 MeV; analyzed fusion σ, compound nucleus average angular momentum; ¹⁴⁴Sm(¹⁶O, X), E(cm)=55-75 MeV; analyzed fusion σ, barrier distribution; deduced surface vibration coupling, projectile excitation effects. Coupled-channels calculations.

doi: 10.1088/0954-3899/23/10/031
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1997KU31      Z.Phys. A359, 263 (1997)

S.Yu.Kun, D.J.Hinde, M.Dasgupta, J.R.Leigh, J.C.Mein, C.R.Morton, J.O.Newton, B.A.Robson, H.Timmers, A.V.Vagov

Correlated Oscillations in the Excitation Functions of Deep-Inelastic Collisions: Evidence for nuclear pulsars ( Question )

NUCLEAR REACTIONS ⁸⁹Y(¹⁹F, X), E=135-140 MeV; measured projectile-like fragment yields; deduced energy autocorrelation functions oscillations. Dissipative reactions, quantum chaos.

doi: 10.1007/s002180050401
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1997ME03      Phys.Rev. C55, R995 (1997)

J.C.Mein, D.J.Hinde, M.Dasgupta, J.R.Leigh, J.O.Newton, H.Timmers

Precise Fission Fragment Anisotropies for the ¹²C + ²³²Th Reaction: Supporting the nuclear orientation dependence of quasifission

NUCLEAR REACTIONS ²³²Th(¹²C, F), E=57-75 MeV; measured σ(fragment θ), fission fragment anisotropies; deduced deformed actinide nucleus orientation role in quasifission.

doi: 10.1103/PhysRevC.55.R995
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1997TI06      J.Phys.(London) G23, 1175 (1997)

H.Timmers, J.R.Leigh, N.Rowley, A.M.Stefanini, D.Ackermann, S.Beghini, L.Corradi, M.Dasgupta, J.H.He, D.J.Hinde, J.C.Mein, G.Montagnoli, C.R.Morton, J.O.Newton, F.Scarlassara, G.F.Segato

Barrier Distributions and Scattering

NUCLEAR REACTIONS ^144,154Sm(¹⁶O, X), ^96,90Zr(⁴⁰Ca, X), ²⁰⁸Pb(¹⁶O, X), (³²S, X), E not given; analyzed fusion barrier distribution data; deduced residual reaction channel role.

doi: 10.1088/0954-3899/23/10/004
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1996HI02      Phys.Rev. C53, 1290 (1996)

D.J.Hinde, M.Dasgupta, J.R.Leigh, J.C.Mein, C.R.Morton, J.O.Newton, H.Timmers

Conclusive Evidence for the Influence of Nuclear Orientation on Quasifission

NUCLEAR REACTIONS ²³⁸U(¹⁶O, F), E=76-112 MeV; measured fission fragment anisotropies, mass distributions; deduced nuclear orientation role in quasifission.

doi: 10.1103/PhysRevC.53.1290
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1996RO05      Phys.Lett. 373B, 23 (1996)

N.Rowley, H.Timmers, J.R.Leigh, M.Dasgupta, D.J.Hinde, J.C.Mein, C.R.Morton, J.O.Newton

Barrier Distributions from Elastic Scattering

NUCLEAR REACTIONS ¹⁴⁴Sm(¹⁶O, ¹⁶O), E=55-75 MeV; ¹⁵⁴Sm(¹⁶O, ¹⁶O), E=53-75 MeV; ¹⁸⁶W(¹⁶O, ¹⁶O), E=61-85 MeV; ²⁰⁸Pb(¹⁶O, ¹⁶O), E=69-93 MeV; measured large angle potential barrier distribution functions; deduced weaker direct-reaction channels coupling evidence.

doi: 10.1016/0370-2693(96)00118-9
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1996WU07      Nucl.Phys. A607, 178 (1996)

C.Y.Wu, D.Cline, T.Czosnyka, A.Backlin, C.Baktash, R.M.Diamond, G.D.Dracoulis, L.Hasselgren, H.Kluge, B.Kotlinski, J.R.Leigh, J.O.Newton, W.R.Phillips, S.H.Sie, J.Srebrny, F.S.Stephens

Quadrupole Collectivity and Shapes of Os-Pt Nuclei

NUCLEAR REACTIONS ^{186,188,190,192}Os, ¹⁹⁴Pt(⁴⁰Ca, ⁴⁰Ca'), (⁵⁸Ni, ⁵⁸Ni'), (¹³⁶Xe, ¹³⁶Xe'), (²⁰⁸Pb, ²⁰⁸Pb'), E=3.3-4.8 MeV/nucleon; measured Eγ, Iγ following Coulomb excitation. ^{186,188,190,192}Os, ¹⁹⁴Pt deduced levels, J, π, E2, M1 matrix elements.

doi: 10.1016/0375-9474(96)00181-9
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1995HI05      Nucl.Phys. A583, 135c (1995); Erratum Nucl.Phys. A587, 853 (1995)

D.J.Hinde, C.R.Morton, M.Dasgupta, J.R.Leigh, J.P.Lestone, R.C.Lemmon, J.C.Mein, J.O.Newton, H.Timmers, N.Rowley, A.T.Kruppa

Fusion Barrier Distributions and Fission Anisotropies

NUCLEAR REACTIONS, ICPND ¹⁴⁴Sm(¹⁶O, X), (¹⁷O, X), E(cm) ≈ 55-70 MeV; analyzed fusion σ(E). ²⁰⁸Pb(¹⁶O, F), (¹⁶O, X), E(cm) ≈ 70-85 MeV; measured fission anisotropies, fusion barrier distribution.

doi: 10.1016/0375-9474(94)00647-6
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1995HI07      Phys.Rev.Lett. 74, 1295 (1995)

D.J.Hinde, M.Dasgupta, J.R.Leigh, J.P.Lestone, J.C.Mein, C.R.Morton, J.O.Newton, H.Timmers

Fusion-Fission Versus Quasifission: Effect of nuclear orientation

NUCLEAR REACTIONS ²³⁸U(¹⁶O, F), E=76-104 MeV; measured fission fragment σ(θ) vs E; deduced quasifission evidence. ²³⁸U deduced deformation features role.

doi: 10.1103/PhysRevLett.74.1295
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1995HI17      Nucl.Phys. A592, 271 (1995)

D.J.Hinde, C.R.Morton, M.Dasgupta, J.R.Leigh, J.C.Mein, H.Timmers

Competition between Fusion-Fission and Quasi-Fission in the Reaction ²⁸Si + ²⁰⁸Pb

NUCLEAR REACTIONS ²⁰⁸Pb(²⁸Si, F), E=135-178 MeV; measured fission fragment anisotropy, σ(E); deduced fusion barrier distribution. ²⁸Si deduced oblate deformation. ²⁰⁸Pb deduced double octupole phonon roles, fusion-fission, quasi-fission competition. Coupled-channels calculation.

doi: 10.1016/0375-9474(95)00306-L
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1995LE34      Phys.Rev. C52, 3151 (1995)

J.R.Leigh, M.Dasgupta, D.J.Hinde, J.C.Mein, C.R.Morton, R.C.Lemmon, J.P.Lestone, J.O.Newton, H.Timmers, J.X.Wei, N.Rowley

Barrier Distributions from the Fusion of Oxygen Ions with ^144,148,154Sm and ¹⁸⁶W

NUCLEAR REACTIONS, ICPND ¹⁸⁶W, ^144,148,154Sm(¹⁶O, X), ¹⁴⁴Sm(¹⁷O, X), E=50-110 MeV; measured fusion σ(E), σ(evaporation residue, θ) vs E; deduced fusion barrier distributions. Enriched targets. Coupled-channels analysis.

doi: 10.1103/PhysRevC.52.3151
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1995MO22      Phys.Rev. C52, 243 (1995)

C.R.Morton, D.J.Hinde, J.R.Leigh, J.P.Lestone, M.Dasgupta, J.C.Mein, J.O.Newton, H.Timmers

Resolution of the Anomalous Fission Fragment Anisotropies for the ¹⁶O + ²⁰⁸Pb Reaction

NUCLEAR REACTIONS, ICPND ²⁰⁸Pb(¹⁶O, X), (¹⁶O, F), E(cm)=71-85 MeV; measured evaporation residue, fission σ, fission fragment anisotropies, Eα, Iα; deduced fusion barrier distribution, σ(E). Transition state model.

doi: 10.1103/PhysRevC.52.243
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1995TI02      Nucl.Phys. A584, 190 (1995)

H.Timmers, J.R.Leigh, M.Dasgupta, D.J.Hinde, R.C.Lemmon, J.C.Mein, C.R.Morton, J.O.Newton, N.Rowley

Probing Fusion Barrier Distributions with Quasi-Elastic Scattering

NUCLEAR REACTIONS ⁹²Zr(¹⁶O, X), E=35-70 MeV; ¹⁴⁴Sm(¹⁶O, X), E=55-75 MeV; ¹⁵⁴Sm(¹⁶O, X), E=53-75 MeV; ¹⁸⁶W(¹⁶O, X), E=61-85 MeV; measured quasielastic, elastic, inelastic, transfer σ(θ)/σ(Rutherford), sub-barrier fusion; deduced fusion barrier distribution. Coupled-channels calculations, ECIS.

doi: 10.1016/0375-9474(94)00521-N
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1994MO24      Phys.Rev.Lett. 72, 4074 (1994)

C.R.Morton, M.Dasgupta, D.J.Hinde, J.R.Leigh, R.C.Lemmon, J.P.Lestone, J.C.Mein, J.O.Newton, H.Timmers, N.Rowley, A.T.Kruppa

Clear Signatures of Specific Inelastic and Transfer Channels in the Distribution of Fusion Barriers

NUCLEAR REACTIONS, ICPND ¹⁴⁴Sm(¹⁶O, X), (¹⁷O, X), E=61-100 MeV; measured fusion σ(E); deduced fusion barrier distribution structure, specific transfer channels signature.

doi: 10.1103/PhysRevLett.72.4074
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1993LE01      Phys.Rev. C47, R437 (1993)

J.R.Leigh, N.Rowley, R.C.Lemmon, D.J.Hinde, J.O.Newton, J.X.Wei, J.C.Mein, C.R.Morton, S.Kuyucak, A.T.Kruppa

Reconciling Deformation Parameters from Fusion with Those from Coulomb Excitation

NUCLEAR REACTIONS ¹⁵⁴Sm(¹⁶O, X), E(cm) ≈ 55-68 MeV; analyzed fusion data. ¹⁵⁴Sm deduced deformation parameters consistency with Coulomb excitation fits.

doi: 10.1103/PhysRevC.47.R437
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1993LE11      Nucl.Phys. A559, 277 (1993)

J.P.Lestone, J.R.Leigh, J.O.Newton, D.J.Hinde, J.X.Wei, J.X.Chen, S.Elfstrom, M.Zielinska-Pfabe

Pre-Scission Charged-Particle Multiplicities following the Reactions ^164,167,170Er + ²⁸Si

NUCLEAR REACTIONS ^164,167,170Er(²⁸Si, F), E=140-185 MeV; measured fission (fragment)p-, (fragement)α-coin, σ(fragment, θ, E(α, p)); deduced pre-, post-fission proton and alpha multiplicities. ^192,195,198Pb deduced statistical model level-density parameters, dynamical effects.

doi: 10.1016/0375-9474(93)90192-Z
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1993LE17      Phys.Lett. 316B, 32 (1993)

R.C.Lemmon, J.R.Leigh, J.X.Wei, C.R.Morton, D.J.Hinde, J.O.Newton, J.C.Mein, M.Dasgupta, N.Rowley

Strong Dependence of Sub-Barrier Fusion on the Nuclear Hexadecapole Deformation

NUCLEAR REACTIONS, ICPND ¹⁸⁶W(¹⁶O, X), E=68-90 MeV; measured fusion σ(E). ¹⁵⁴Sm(¹⁶O, X), E not given; analyzed data; deduced hexadecapole deformation role. ¹⁸⁶W deduced deformation parameters.

doi: 10.1016/0370-2693(93)90653-Y
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1992RO03      Phys.Rev. C45, 719 (1992)

H.Rossner, D.J.Hinde, J.R.Leigh, J.P.Lestone, J.O.Newton, J.X.Wei, S.Elfstrom

Influence of Pre-Fission Particle Emission on Fragment Angular Distributions Studied for ²⁰⁸Pb(¹⁶O, f)

NUCLEAR REACTIONS ²⁰⁸Pb(¹⁶O, F), E=80-130 MeV; measured σ(fragment θ, En); deduced pre-, post-scission multiplicities. ²²⁴Th deduced fission yield vs decay time, temperature.

doi: 10.1103/PhysRevC.45.719
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1991HI08      Phys.Lett. 258B, 35 (1991)

D.J.Hinde, J.R.Leigh, J.P.Lestone, J.O.Newton, S.Elfstrom, J.X.Wei, M.Zielinska-Pfabe

The Effect of the Angular Momentum Dependence of the Fission Probability on the Determination of Fission Time Scales from Fission Excitation Functions

NUCLEAR REACTIONS ¹⁹⁷Au(¹⁶O, F), ¹⁸¹Ta(¹⁹F, F), E not given; calculated fission probability vs excitation energy; deduced angular momentum role in fission time scales determination.

doi: 10.1016/0370-2693(91)91204-9
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1991LE21      Phys.Rev.Lett. 67, 1078 (1991)

J.P.Lestone, J.R.Leigh, J.O.Newton, D.J.Hinde, J.X.Wei, J.X.Chen, S.Elfstrom, D.G.Popescu

Fission Time Scales from Prescisson Charged-Particle Multiplicities

NUCLEAR REACTIONS ^164,167,170Er(²⁸Si, X), E=140-185 MeV; measured proton, α-spectra, multiplicities; deduced reaction mechanism. ^192,195,198Pb deduced fission characteristics.

doi: 10.1103/PhysRevLett.67.1078
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1991WE18      Phys.Rev.Lett. 67, 3368 (1991)

J.X.Wei, J.R.Leigh, D.J.Hinde, J.O.Newton, R.C.Lemmon, S.Elfstrom, J.X.Chen, N.Rowley

Experimental Determination of the Fusion-Barrier Distribution for the ¹⁵⁴Sm + ¹⁶O Reaction

NUCLEAR REACTIONS ¹⁵⁴Sm(¹⁶O, X), E=54-110 MeV; measured σ(evaporation residue θ); deduced fusion σ(E), barrier distributions.

doi: 10.1103/PhysRevLett.67.3368
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1991WE19      Nucl.Instrum.Methods Phys.Res. A306, 557 (1991)

J.X.Wei, J.R.Leigh, D.C.Weisser, J.O.Newton, S.Elfstrom, J.P.Lestone, J.X.Chen, D.G.Popescu, D.J.Hinde

A Compact Velocity Filter for Evaporation Residue Measurements

NUCLEAR REACTIONS ¹³⁰Te(²⁸Si, X), E=100-160 MeV; ¹⁷⁰Er(¹⁶O, X), E=110 MeV; ¹⁷⁶Yb(¹⁶O, X), E=100 MeV; ¹⁸⁶W(¹⁶O, X), E=70 MeV; ¹⁵⁴Sm(¹⁶O, X), E=60 MeV; measured σ(evaporation residue θ). Velocity filter.

doi: 10.1016/0168-9002(91)90052-R
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1990LE07      Nucl.Phys. A509, 178 (1990)

J.P.Lestone, J.R.Leigh, J.O.Newton, J.X.Wei

Fission Fragment Angular Distributions following Transfer Reactions for ²³²Th + ¹⁶O

NUCLEAR REACTIONS ²³²Th(¹⁶O, F), E=80-92 MeV; measured fission fragment σ(E, θ), (fragment)(particle)-coin, σ(fragment φ, θ) following transfer, X=C, N.

doi: 10.1016/0375-9474(90)90380-5
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1990NE09      Phys.Rev. C42, 1772 (1990)

J.O.Newton, D.G.Popescu, J.R.Leigh

Inclusion of Temperature Dependence of Fission Barriers in Statistical Model Calculations

NUCLEAR REACTIONS, ICPND ¹⁸¹Ta, ¹⁵⁹Tb(¹⁹F, F), E ≈ 80-120 MeV; calculated fission σ(E). Statistical model, fission barrier temperature dependence from data.

NUCLEAR STRUCTURE A=109-240; calculated zero temperature fission barriers.

doi: 10.1103/PhysRevC.42.1772
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1988LE04      J.Phys.(London) G14, L55 (1988)

J.R.Leigh, J.J.M.Bokhorst, D.J.Hinde, J.O.Newton

Observation of Sub-Barrier Fusion Enhancement Due to Negative Hexadecapole Deformations ( Question )

NUCLEAR REACTIONS, ICPND ^176,180Hf, ^182,184,186W(¹⁶O, X), E=70-90 MeV; measured fusion σ(E). ^150,152,154Sm(¹⁶O, X), ¹⁸¹Ta, ¹⁵⁹Tb, ¹³⁹La, ¹⁶⁹Tm(¹⁹F, X), E not given; calculated fusion σ(E). ^176,180Hf, ^182,184,186W deduced hexadecapole deformation nature.

doi: 10.1088/0305-4616/14/4/002
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1988NE03      Nucl.Phys. A483, 126 (1988)

J.O.Newton, D.J.Hinde, R.J.Charity, J.R.Leigh, J.J.M.Bokhorst, A.Chatterjee, G.S.Foote, S.Ogaza

Measurement and Statistical Model Analysis of Pre-Fission Neutron Multiplicities

NUCLEAR REACTIONS ¹⁵⁰Sm(¹⁸O, F), E=108-122 MeV; ¹⁵⁹Tb(¹⁹F, F), E=110-124 MeV; ¹⁶⁹Tm(¹⁹F, F), E=105-135 MeV; ¹⁶⁴Er(²⁸Si, F), E=170 MeV; ¹⁷⁰Er(²⁸Si, F), E=135-165 MeV; ¹⁸¹Ta(¹⁹F, F), E=95-135 MeV; ¹⁷⁰Er(³⁰Si, F), E=160 MeV; ¹⁹²Os(¹⁸O, F), ¹⁹⁷Au(¹⁶O, F), E=95-124 MeV; ²³²Th(¹⁹F, F), E=105-138 MeV; measured fission (fragment)n-coin, σ(fragment θ, E(n)); deduced pre-, post-fission neutron multiplicities. ¹⁶⁸Yb, ¹⁷⁸W, ¹⁸⁸Pt, ^192,198,200Pb, ²¹⁰Po, ²¹³Fr, ²⁵¹Es deduced statistical model parameters, dynamical, temperature effects.

doi: 10.1016/0375-9474(88)90068-1
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1987HI11      Nucl.Phys. A472, 318 (1987)

D.J.Hinde, J.R.Leigh, J.J.M.Bokhorst, J.O.Newton, R.L.Walsh, J.W.Boldeman

Mass-Split Dependence of the Pre- and Post-Scission Neutron Multiplicities for Fission of ²⁵¹Es

NUCLEAR REACTIONS ²³²Th(¹⁹F, F), E=105, 120 MeV; measured fission (fragment)n-coin, σ(fragment θ, mass, E(n)); deduced transfer-induced fission, pre-, post-fission neutron multiplicities. ²⁵¹Es deduced fission characteristics. Random neck rupture model, quasifission.

doi: 10.1016/0375-9474(87)90213-2
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1987KO03      Phys.Rev. C35, 828 (1987)

Y.Kondo, B.A.Robson, J.J.M.Bokhorst, D.J.Hinde, J.R.Leigh

Angular Momentum Distribution in Heavy Ion Fusion Reactions

NUCLEAR REACTIONS ¹²⁴Sn(⁵⁸Ni, F), E=225-250 MeV; measured fission σ(E); analyzed fusion σ(E) data; deduced model parameters. Enriched target, ΔE-E telescope.

doi: 10.1103/PhysRevC.35.828
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1986CH30      Nucl.Phys. A457, 441 (1986)

R.J.Charity, J.R.Leigh, J.J.M.Bokhorst, A.Chatterjee, G.S.Foote, D.J.Hinde, J.O.Newton, S.Ogaza, D.Ward

Heavy-Ion Induced Fusion-Fission Systematics and the Effect of the Compound-Nucleus Spin Distribution on Fission-Barrier Determination

NUCLEAR REACTIONS, ICPND ¹³⁹La, ¹⁵⁹Tb, ¹⁶⁹Tm(¹⁹F, X), (¹⁹F, F), E=70-129 MeV; ¹⁵⁰Sm, ¹⁹²Os(¹⁸O, X), (¹⁸O, F), E=65-124 MeV; measured fission, evaporation σ(fragment θ), σ(E). Statistical model.

doi: 10.1016/0375-9474(86)90388-X
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1986HI01      Nucl.Phys. A452, 550 (1986)

D.J.Hinde, R.J.Charity, G.S.Foote, J.R.Leigh, J.O.Newton, S.Ogaza, A.Chatterjee

Neutron Multiplicities in Heavy-Ion-Induced Fission: Timescale of fusion-fission

NUCLEAR REACTIONS ¹⁵⁰Sm(¹⁸O, F), E=108-122 MeV; ¹⁶⁴Er(²⁸Si, F), E=170 MeV; ¹⁷⁰Er(²⁸Si, F), E=135-165 MeV; ¹⁷⁰Er(³⁰Si, F), E=160 MeV; ¹⁸¹Ta(¹⁹F, F), E=95-135 MeV; ¹⁹²Os(¹⁸O, F), ¹⁹⁷Au(¹⁶O, F), E=95-124 MeV; ²³²Th(¹⁹F, F), E=105-138 MeV; measured (fragment)n-coin, σ(fragment θ, En); deduced pre-, post-fission neutron multiplicities. ¹⁶⁸Yb, ^192,198,200Pb, ²¹⁰Po, ²¹³Fr, ²⁵¹Es deduced fission dynamics. Statistical model.

doi: 10.1016/0375-9474(86)90214-9
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1985LE18      Phys.Lett. 159B, 9 (1985)

J.R.Leigh, W.R.Phillips, J.O.Newton, G.S.Foote, D.J.Hinde, G.D.Dracoulis

Angular Momentum Partition in Heavy Ion Induced Fission and the Effects of Shells on Gamma-Ray Multiplicities

NUCLEAR REACTIONS ¹⁸¹Ta(³²S, F), E=150 MeV; ¹⁹⁷Au, ¹⁸¹Ta, ¹⁷⁰Er, ²³²Th(¹⁹F, F), E=115 MeV; ¹⁹⁷Au(¹⁹F, F), E=100 MeV; measured γ multiplicity vs fission fragment mass asymmetry. ²¹³Ac, ¹⁸⁹Ir, ²⁰⁰Pb, ²¹⁶Ra, ²⁵¹Es deduced average fission (L).

doi: 10.1016/0370-2693(85)90109-1
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1984HI04      Phys.Rev.Lett. 52, 986 (1984)

D.J.Hinde, R.J.Charity, G.S.Foote, J.R.Leigh, J.O.Newton, S.Ogaza, A.Chatterjee

Neutron Emission from Fission Fragments during Acceleration

NUCLEAR REACTIONS ²³²Th(¹⁹F, F), E=124 MeV; measured fission fragment(n)-coin vs neutron velocity, neutron multiplicity vs excitation, fragment(n)(θ); deduced neutron emission mechanism.

doi: 10.1103/PhysRevLett.52.986
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1984OM02      Phys.Rev. C30, 896 (1984)

A.R.Omar, J.S.Eck, J.R.Leigh, T.R.Ophel

Elastic and Inelastic Scattering of ⁹Be + ⁹Be at E(⁹Be) = 35-50 MeV

NUCLEAR REACTIONS ⁹Be(⁹Be, ⁹Be), (⁹Be, ⁹Be'), E=35, 40, 45, 50 MeV; measured σ(E(⁹Be)), σ(θ); deduced potential parameters, β. Optical, coupled-channels model analysis.

doi: 10.1103/PhysRevC.30.896
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1984OM03      Phys.Rev. C30, 1516 (1984)

A.R.Omar, J.S.Eck, T.R.Ophel, J.R.Leigh

Total Fusion of ⁹Be + ⁹Be at E(⁹Be) = 35-55 MeV

NUCLEAR REACTIONS, ICPND ⁹Be(⁹Be, X), E=35, 40, 45, 50, 55 MeV; measured evaporation residue σ(θ), σ vs Z, fusion σ(E). ¹²C(¹³C, X), E(cm)=10-45 MeV; calculated total reaction σ. Optical model.

doi: 10.1103/PhysRevC.30.1516
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1983EC01      Phys.Rev. C27, 1807 (1983)

J.S.Eck, A.R.Omar, J.R.Leigh, T.R.Ophel

Fusion Cross Sections for ⁹Be + ⁴⁰Ca

NUCLEAR REACTIONS, ICPND ⁴⁰Ca(⁹Be, X), E=35, 40, 45, 50, 55, 60 MeV; measured σ(evaporation residue θ); deduced fusion σ. ⁴⁰Ca(⁹Be, ⁹Be), E=35-60 MeV; calculated σ(θ); deduced reaction σ. Optical model.

doi: 10.1103/PhysRevC.27.1807
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1983HI02      Nucl.Phys. A398, 308 (1983)

D.J.Hinde, J.O.Newton, J.R.Leigh, R.J.Charity

Fission Barriers of Pb Nuclei at High Angular Momentum

NUCLEAR REACTIONS ¹⁷⁰Er(²⁸Si, X), (³⁰Si, X), (²⁸Si, F), (³⁰Si, F), E=125-180 MeV; ^164,167Er(²⁸Si, X), (²⁸Si, F), E=130-180 MeV; measured fission σ(fragment θ), σ(evaporation residue θ); deduced total fission probabilities. Statistical model.

doi: 10.1016/0375-9474(83)90489-X
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1983HO08      Nucl.Phys. A398, 130 (1983)

M.A.C.Hotchkis, L.K.Fifield, J.R.Leigh, T.R.Ophel, G.D.Putt, D.C.Weisser

New Measurements of the Masses of ¹⁵B and ¹⁹N

NUCLEAR REACTIONS ⁴⁸Ca(¹⁸O, ¹⁵B), (¹⁸O, ¹⁹N), E=108-119 MeV; measured σ(E(¹⁵B)), σ(E(¹⁹N)). ¹⁵B, ¹⁹N deduced mass excess. Enriched target.

doi: 10.1016/0375-9474(83)90652-8
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1983WA15      Nucl.Phys. A403, 189 (1983)

D.Ward, R.J.Charity, D.J.Hinde, J.R.Leigh, J.O.Newton

Measurement of Pre-Fission Neutrons from ²⁰⁰Pb; Further limits to the statistical fission parameters

NUCLEAR REACTIONS ¹⁸¹Ta(¹⁹F, X)(¹⁹F, F), E=105, 115, 125 MeV; measured fission (fragment)n(θ), pre-fission, post-fission neutron multiplicity; deduced saddle point equilibrium deformation level density parameters.

doi: 10.1016/0375-9474(83)90196-3
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1983WA20      Nucl.Phys. A406, 591 (1983)

D.Ward, G.D.Dracoulis, J.R.Leigh, R.J.Charity, D.J.Hinde, J.O.Newton

High-Spin States in ²²²Th

NUCLEAR REACTIONS, ICPND ²⁰⁸Pb(¹⁸O, 4n), E=85-102 MeV; measured Eγ, Iγ, γ(residue)-, γγ(residue)-coin, γ-multiplicity, relative σ(E). ²²²Th deduced levels, J, π, rotational band B(λ) ratios, average γ-multiplicity per cascade. Ge(Li), NaI(Tl) detectors.

doi: 10.1016/0375-9474(83)90379-2
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1982FI10      Nucl.Phys. A385, 505 (1982)

L.K.Fifield, J.L.Durell, M.A.C.Hotchkis, J.R.Leigh, T.R.Ophel, D.C.Weisser

The Mass of ¹⁸C from a Heavy Ion Double-Charge-Exchange Reaction

NUCLEAR REACTIONS ⁴⁸Ca(¹⁸O, ¹⁸C), ⁴⁸Ca(¹⁸O, ¹⁷C), E=112 MeV; measured σ(E(¹⁸C)), σ(E(¹⁷C)). ¹⁸C, ¹⁷C deduced mass excesses, levels. Enriched target.

doi: 10.1016/0375-9474(82)90100-2
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1982HI09      Nucl.Phys. A385, 109 (1982)

D.J.Hinde, J.R.Leigh, J.O.Newton, W.Galster, S.Sie

Fission and Evaporation Competition in ²⁰⁰Pb

NUCLEAR REACTIONS ¹⁸¹Ta(¹⁹F, X), (¹⁹F, F), E=80-125 MeV; ¹⁷⁰Er(³⁰Si, X), (³⁰Si, F), E=125-170 MeV; measured σ(fragment E, θ). ²⁰⁰Pb deduced fission probability versus angular momentum. Statistical model fits.

doi: 10.1016/0375-9474(82)90492-4
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1982LE05      Phys.Rev.Lett. 48, 527 (1982)

J.R.Leigh, D.J.Hinde, J.O.Newton, W.Galster, S.H.Sie

Fission-Imposed Limits to the Angular Momentum Carried by Evaporation Residues from the Compound Nucleus ²⁰⁰Pb

NUCLEAR REACTIONS, Fission ¹⁸¹Ta(¹⁹F, X), (¹⁹F, F), E=80-126 MeV; ¹⁷⁰Er(³⁰Si, X), (³⁰Si, F), E=125-168 MeV; measured σ(fission), σ(evaporation residue) vs E, θ; deduced σ(fusion, E). ²⁰⁰Pb deduced total fission probability vs (L). Bohr independence hypothesis, complete fusion.

doi: 10.1103/PhysRevLett.48.527
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1981LE13      Nucl.Instrum.Methods 186, 541 (1981)

J.R.Leigh, D.J.Hinde, W.Galster

Application of a Simple MWPC to Measurement of Heavy (A ≈ 200) Evaporation Residues

NUCLEAR REACTIONS ¹⁸¹Ta(¹⁹F, X), E=95 MeV; measured σ(evaporation residue θ). Tof, multiwire proportional chamber.

doi: 10.1016/0029-554X(81)90233-0
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1981SI01      Phys.Rev.Lett. 46, 405 (1981)

S.H.Sie, J.O.Newton, J.R.Leigh, R.M.Diamond

Multiplicity of the Statistical γ Rays following (¹⁶O, xn) Reactions

NUCLEAR REACTIONS ¹¹⁰Pd, ¹²²Sn(¹⁶O, 4n), E=65, 83 MeV; ¹⁴⁹Sm(¹⁶O, 3n), ^150,154Sm(¹⁶O, 4n), E=73, 85 MeV; ¹⁶⁶Er(α, 2n), E=27 MeV; measured statistical, total γ-multiplicity; deduced γ-multiplicity correlation. ^166,162Yb, ¹³⁴Ce, ¹²²Xe deduced mean excitation energy, angular momentum input effects.

doi: 10.1103/PhysRevLett.46.405
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1981SI02      Nucl.Phys. A352, 279 (1981)

S.H.Sie, R.M.Diamond, J.O.Newton, J.R.Leigh

The Dipole Component in the Yrast Cascade and the Multiplicity of Statistical γ-Rays

NUCLEAR REACTIONS ¹⁴⁹Sm(¹⁶O, 3n), ¹⁵⁰Sm, ¹⁵⁴Sm(¹⁶O, 4n), E=73, 85 MeV; ¹²²Sn, ¹¹⁰Pd(¹⁶O, 4n), E=65, 83 MeV; measured σ(E, Eγ, θγ), γ-multiplicities, γγ-coin. ^162,166Yb, ¹³⁴Ce, ¹²²Xe deduced γ-multipolarity, dipole component in yrast cascade. Enriched targets, model analysis.

doi: 10.1016/0375-9474(81)90381-X
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1980EC03      Phys.Rev. C21, 2352 (1980)

J.S.Eck, J.R.Leigh, T.R.Ophel, P.D.Clark

Total Fusion Cross Section for the ⁹Be + ²⁸Si System

NUCLEAR REACTIONS ²⁸Si(⁹Be, X), E=30-60 MeV; measured evaporation residue σ(θ), total fusion σ.

doi: 10.1103/PhysRevC.21.2352
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1980PA21      Nucl.Phys. A350, 139 (1980)

V.Paar, G.Vanden Berghe, C.Garrett, J.R.Leigh, G.D.Dracoulis

Expermental and Theoretical Investigation of a Quasi-f_7/2 Multiplet Pattern in ¹⁴⁷Sm

NUCLEAR REACTIONS ¹⁴⁷Sm(α, α'), E=8, 10, 13 MeV; measured σ(Eα). ¹⁴⁷Sm levels deduced B(E2), configuration. Enriched target.

doi: 10.1016/0375-9474(80)90392-9
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1979LE01      Phys.Rev.Lett. 42, 153 (1979)

J.R.Leigh, R.M.Diamond, A.Johnston, J.O.Newton, S.H.Sie

Fission Following Transfer to ²³²Th at Energies below the Coulomb Barrier

NUCLEAR REACTIONS ²³²Th(¹⁶O, X), E=75-95 MeV; ²³²Th(¹⁹F, X), E=85-95 MeV; measured σ(θ) for transfer-induced fission at sub-Coulomb energies.

doi: 10.1103/PhysRevLett.42.153
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1979PO16      Nucl.Phys. A330, 173 (1979)

E.C.Pollacco, D.M.Parkinson, J.R.Leigh, D.C.Weisser, N.Shikazono, G.S.Foote, D.Branford

¹²C and ¹³C Induced Reactions on N = 28 Nuclei at Energies Near the Coulomb Barrier

NUCLEAR REACTIONS ⁴⁸Ca, ⁵⁰Ti, ⁵²Cr, ⁵⁴Fe(¹³C, ¹³C); ⁴⁸Ca, ⁵⁰Ti, ⁵²Cr, ⁵³Cr, ⁵⁴Fe(¹²C, ¹²C); ⁵²Cr, ⁵⁴Fe(¹²C, ¹²C'); ⁵²Cr, ⁵⁴Fe(¹³C, ¹³C'); ⁴⁸Ca, ⁵⁰Ti, ⁵²Cr, ⁵⁴Fe(¹³C, ¹²C); ⁵³Cr(¹²C, ¹³C); measured σ(E). ⁵²Cr, ⁵⁴Fe deduced B(E2), β of ion-ion potential. ⁴⁹Ca, ⁵¹Ti, ⁵³Cr, ⁵⁵Fe levels deduced S. Enriched targets. DWBA analysis.

doi: 10.1016/0375-9474(79)90543-8
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1978WA16      J.Phys.(London) G4, 1655 (1978)

P.M.Walker, G.D.Dracoulis, A.Johnston, J.R.Leigh, M.G.Slocombe, I.F.Wright

High-Spin States and Single-Particle Structure in ¹⁷³W and ¹⁷⁵W

NUCLEAR REACTIONS ^161,163Dy(¹⁶O, 4nγ), E=83-89 MeV; measured Eγ, Iγ, γγ-coin, nγ-coin, γ(θ). ^173,175W deduced levels, J, π, T_1/2. Ge(Li), Ge, NE213 detectors. Enriched targets. Single-quasiparticle Coriolis mixing calculation.

doi: 10.1088/0305-4616/4/10/014
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1977DR04      J.Phys.(London) G3, 533 (1977)

G.D.Dracoulis, J.R.Leigh, A.Johnson, C.Garrett

Coulomb Excitation of ¹⁵¹Eu

RADIOACTIVITY ¹⁵¹Gd [from ¹⁵¹Eu(p, n)]; measured Eγ, Iγ, γγ-coin. ¹⁵¹Eu deduced levels.

NUCLEAR REACTIONS ¹⁵¹Eu(¹⁶O, ¹⁶O'γ), E=25-42 MeV; measured σ(E, Eγ, θ), γγ-coin, DSA, Coulomb excitation. ¹⁵¹Eu(p, p'γ), E=4 MeV; measured Eγ, Iγ. ¹⁵¹Eu(α, α'), E=10 MeV; measured σ(Eα'). ¹⁵¹Eu deduced levels, J, π, T_1/2, B(λ), δ, γ-branching. Enriched targets, Ge(Li) detectors.

doi: 10.1088/0305-4616/3/4/014
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1977LE07      J.Phys.(London) G3, 519 (1977)

J.R.Leigh, G.D.Dracoulis, M.G.Slocombe, J.O.Newton

Band Structure in the N = 88 Nucleus ¹⁵¹Eu

NUCLEAR REACTIONS ^150,152Sm(d, 3nγ), E=18-25 MeV; measured σ(E, Eγ, θ), γγ-coin, γ(t). ^149,151Eu deduced levels, J, π. Coriolis coupling calculations.

doi: 10.1088/0305-4616/3/4/013
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1977WA16      Nucl.Phys. A293, 481 (1977)

P.M.Walker, G.D.Dracoulis, A.Johnston, J.R.Leigh

High-Spin States and Two-Quasiparticle Structure in ¹⁷²Hf

NUCLEAR REACTIONS ¹⁶⁰Gd(¹⁶O, 4n), E=75-84 MeV; measured Eγ, Iγ, γγ-coin, γγ(t), γ(θ). ¹⁷²Hf deduced levels, K, J, π, T_1/2. Ge, Ge(Li) detectors, enriched target.

doi: 10.1016/0375-9474(77)90109-9
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1976DR05      J.Phys.(London) G2, L87 (1976)

G.D.Dracoulis, J.R.Leigh

Deformed States in ¹⁵¹Eu

NUCLEAR STRUCTURE ¹⁵¹Eu; calculated wave functions, levels.

doi: 10.1088/0305-4616/2/6/003
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1976GA10      Nucl.Phys. A262, 137 (1976)

C.Garrett, J.R.Leigh, G.D.Dracoulis

Coulomb Excitation of ¹⁴⁷Sm and ¹⁴⁹Sm and an Intermediate Coupling Description for the Transitional Sm Isotopes

RADIOACTIVITY ¹⁴⁹Eu; measured Eγ, Iγ, γγ-coin. ¹⁴⁹Sm deduced levels, γ-branching. Ge(Li) detectors.

NUCLEAR REACTIONS ^147,149Sm(¹⁶O, ¹⁶O'γ), E=38-48 MeV; ^147,149Sm(α, α'γ), E=6-11 MeV; measured σ(E, Eγ, θ), ¹⁶O'γ(θ), γγ-coin. ^147,149Sm deduced levels, J, π, δ, B(E2), γ-branching. Ge(Li) detectors, magnetic spectrometer.

doi: 10.1016/0375-9474(76)90445-0
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1976LE12      J.Phys.(London) G2, L39 (1976)

J.R.Leigh, E.C.Pollacco, N.Shikazono, D.C.Weisser, C.Garrett

Differences in the Coulomb-Nuclear Interference Patterns Produced with ¹²C and ¹³C Ions

NUCLEAR REACTIONS ⁵²Cr, ⁵⁴Fe(¹²C, ¹²C), (¹²C, ¹²C'), (¹³C, ¹³C), (¹³C, ¹³C'), E=18-26 MeV; measured σ(E); deduced differences in Coulomb-nuclear interference patterns.

doi: 10.1088/0305-4616/2/3/005
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1976LE15      J.Phys.(London) G2, L97 (1976)

J.R.Leigh, C.Garrett, G.D.Dracoulis

Spin Assignments in ¹⁴⁹Sm

NUCLEAR REACTIONS ¹⁴⁸Nd(α, 3n); analyzed γ(θ) data. ¹⁴⁹Sm(¹⁶O, ¹⁶O'γ); analyzed Coulomb excitation data. ¹⁴⁹Sm levels deduced J, π.

doi: 10.1088/0305-4616/2/7/002
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1976WA16      J.Phys.(London) G2, L197 (1976)

P.M.Walker, G.D.Dracoulis, A.Johnston, J.R.Leigh, M.G.Slocombe, I.F.Wright

High Spin States and Backbending in the Light Tungsten Isotopes

NUCLEAR REACTIONS ^{160,161,162,162,163,164}Dy(¹⁶O, 4nγ), E=74-91 MeV; measured nγ(t), γγ(t), σ(E, Eγ, θ). ^{172,174,175,176}W deduced levels, K, J, π.

doi: 10.1088/0305-4616/2/12/001
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1975DR07      J.Phys.(London) G1, 853 (1975)

G.D.Dracoulis, J.R.Leigh, M.G.Slocombe, J.O.Newton

Rotational Bands in ¹⁵³Eu

NUCLEAR REACTIONS ¹⁵⁴Sm(d, 3nγ), E=18-25 MeV; measured σ(E, Eγ, θ), γγ-coin, nγ-coin, γ(t). ¹⁵³Eu deduced levels, J, π, K, δ. Coriolis calculations. Enriched targets.

doi: 10.1088/0305-4616/1/8/008
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1975NE01      Phys.Rev.Lett. 34, 99 (1975)

J.O.Newton, J.C.Lisle, G.D.Dracoulis, J.R.Leigh, D.C.Weisser

Observation of the Yrast and Statistical Cascades in (Heavy-Ion, xnγ) Reactions

NUCLEAR REACTIONS ^147,149Sm(¹⁶O, 3nγ), E=75 MeV; ¹⁵⁰Sm(¹⁶O, 4nγ), E=88 MeV; ¹⁴⁸Sm(¹⁶O, 4nγ), E=94 MeV; measured nγ-coin, Eγ(θ). ^160,162Yb deduced yrast, statistical cascades.

doi: 10.1103/PhysRevLett.34.99
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1973LE09      Nucl.Phys. A213, 1 (1973)

J.R.Leigh, K.Nakai, K.H.Maier, F.Puhlhofer, F.S.Stephens, R.M.Diamond

Energy-Level Systematics of Odd-Mass Lanthanum Isotopes; a New Coupling Scheme

NUCLEAR REACTIONS ^{130,128,126,124,122}Te(¹¹B, 4nγ), E=40, 45, 50, 52.6, 56.5 MeV; ¹²⁴Sn(¹⁴N, 5nγ), ^120,118,116Sn(¹⁴N, 3nγ), E=50.5, 53, 58, 62, 64.8, 67, 68.5, 72, 76 MeV; ¹¹²Sn(¹⁶O, 2npγ), E=72, 76, 82, 88, 94 MeV; measured σ(Eγ, θ), γγ-coin, γγ(t). ^{125,127,129,131,133,135,137}La deduced levels, J, π, T_1/2, γ-multipolarity. Enriched targets. Ge(Li) detector.

doi: 10.1016/0375-9474(73)90178-4
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1973NA08      Phys.Lett. 44B, 443 (1973)

K.Nakai, P.Kleinheinz, J.R.Leigh, K.H.Maier, F.S.Stephens, R.M.Diamond, G.Lovhoiden

Prolate Deformation in Neutron-Deficient Lanthanum Isotopes

NUCLEAR REACTIONS ^{116,118,120,122}Sn(¹⁴N, xnγ), E=not given; measured Eγ, Iγ(θ), γγ-coin. ¹³⁰Ba(α, t), E=27 MeV; ¹³⁸Ba(³He, d), E=22 MeV; measured σ(Et), σ(Ed), L. ^{125,127,129,131,133,135,137,139}La deduced levels, J, π.

doi: 10.1016/0370-2693(73)90329-8
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1973PR16      Phys.Rev.Lett. 31, 896 (1973)

D.Proetel, R.M.Diamond, P.Kienle, J.R.Leigh, K.H.Maier, F.S.Stephens

Evidence for Strongly Deformed Shapes in ¹⁸⁶Hg

RADIOACTIVITY ¹⁸⁶Tl, ^186mHg; measured Eγ, Iγ. ¹⁸⁶Hg deduced transitions.

NUCLEAR REACTIONS ¹⁶²Dy(²⁸Si, xnγ), E=135 MeV; measured nγ-coin, Eγ. ¹⁸⁶Hg level deduced T_1/2, transitions, γ-multipolarty.

doi: 10.1103/PhysRevLett.31.896
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1972DI06      Nucl.Phys. A184, 481 (1972)

R.M.Diamond, G.D.Symons, J.L.Quebert, K.H.Maier, J.R.Leigh, F.S.Stephens

Lifetimes of Ground-Band States in ¹⁵⁴Sm

NUCLEAR REACTIONS ¹⁵⁴Sm(⁴⁰Ar, ⁴⁰Ar'), E=146 MeV; measured recoil distance. ¹⁵⁴Sm levels deduced T_1/2, B(E2).

doi: 10.1016/0375-9474(72)90423-X
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1972LE04      Nucl.Phys. A183, 177 (1972)

J.R.Leigh, J.O.Newton, L.A.Ellis, M.C.Evans, M.J.Emmott

A Study of the Odd-A Rhenium Isotopes: ¹⁷⁹Re and ¹⁷⁷Re

NUCLEAR REACTIONS ¹⁷²Yb(¹¹B, 4n)E=52-60 MeV; ¹⁶⁹Tm(¹²C, 4n)E=62-76 MeV; measured σ(E:Eγ, θ(γ)), γγ-coin. ¹⁷⁷Re, ¹⁷⁹Re deduced levels, J, π.

doi: 10.1016/0375-9474(72)90938-4
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1972MA10      Nucl.Phys. A183, 289 (1972)

K.H.Maier, K.Nakai, J.R.Leigh, R.M.Diamond, F.S.Stephens

Effective Single-Particle Magnetic Moments Around ²⁰⁸Pb

NUCLEAR STRUCTURE ^206,207,208Pb, ^{207,209,210,211}Bi, ²⁰⁵Tl, ^208,209,210Po; calculated effective single-particle μ.

doi: 10.1016/0375-9474(72)90660-4
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1972MA24      Nucl.Phys. A186, 97 (1972)

K.H.Maier, K.Nakai, J.R.Leigh, R.M.Diamond, F.S.Stephens

Stroboscopic Measurement of the g-Factors of the 7^- Isomer in ²⁰⁶Pb and the 21/2⁺ Isomer in ²⁰⁷Bi

NUCLEAR REACTIONS ²⁰⁴Hg(α, 2nγ), E=26 MeV; ²⁰⁴Hg(⁷Li, 4nγ), E=41 MeV; measured αγ(θ, H, t). ^206mPb, ^207mBi deduced μ. Stroboscopic method.

doi: 10.1016/0375-9474(72)90127-3
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1972ST18      Phys.Rev.Lett. 29, 438 (1972)

F.S.Stephens, R.M.Diamond, J.R.Leigh, T.Kammuri, K.Nakai

Decoupled Yrast States in Odd-Mass Nuclei

doi: 10.1103/PhysRevLett.29.438
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1971EV02      Phys.Lett. 34B, 609 (1971)

M.Evans, A.E.Ellis, J.R.Leigh, J.O.Newton

The 9/2^- [514] State in ¹⁸⁵Re

NUCLEAR REACTIONS ¹⁸⁶W(d, 3nγ), E=12, 16, 19.6 MeV; measured Eγ, Iγ, dγ-delay. ¹⁸⁵Re deduced levels, J, π, T_1/2.

doi: 10.1016/0370-2693(71)90151-1
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1971MA36      Phys.Lett. 35B, 401 (1971)

K.H.Maier, J.R.Leigh, F.Puhlhofer, R.M.Diamond

A High-Spin Isomer in ²¹¹At

NUCLEAR REACTIONS ²⁰⁴Hg, ²⁰⁸Pb, ²⁰⁹Bi(HI, X), E not given; measured σ(E; Eγ, θ(γ)), Eγ, Iγ, I(ce), (HI)(γ)-delay γγ-coin, (HI)(γ)(θ, t). ^211mAt deduced levels, J, π, ICC, T_1/2, γ-multipolarity.

doi: 10.1016/0370-2693(71)90405-9
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1971MA59      Nucl.Phys. A176, 497 (1971)

K.H.Maier, J.R.Leigh, R.M.Diamond

Measurement of the Magnetic Moment and Lifetime of the 13/2⁺ Level in ²⁰⁵Pb

NUCLEAR REACTIONS ²⁰⁴Hg(α, 3nγ), E=41 MeV; measured αγ-delay, Iγ, αγ(θ, H, t). ^205mPb deduced g, T_1/2, γ-branching.

doi: 10.1016/0375-9474(71)90931-6
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1971ST16      Nucl.Phys. A170, 321 (1971)

F.S.Stephens, J.R.Leigh, R.M.Diamond

Some Limitations on the Production of Very Neutron-Deficient Nuclei

NUCLEAR REACTIONS ¹¹²Sn(¹⁶O, X), E=76, 88, 94 MeV; ¹⁴⁴Sm(²⁸Si, X), E=155 MeV; measured σ(Eα, Eγ), σ(Ep, Eγ), in-beam/out-of-beam γ yield ratios; deduced effective Coulomb barrier for proton evaporation.

doi: 10.1016/0375-9474(71)90638-5
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1970LE22      Phys.Lett. 33B, 410 (1970)

J.R.Leigh, F.S.Stephens, R.M.Diamond

Rotational Bands in Odd-Odd Holmium Isotopes

NUCLEAR REACTIONS ¹⁵⁴Sm(¹¹B, 5nγ), ¹⁵⁹Tb(α, 3nγ), ¹⁶⁰Gd(⁷Li, 5nγ), E not given; measured σ(E;Eγ, θ(γ)), γγ-coin. ^160,162Ho deduced levels, J, π, Nilsson assignments.

doi: 10.1016/0370-2693(70)90617-9
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1966EM02      Phys.Letters 20, 56 (1966)

M.J.Emmott, J.R.Leigh, D.Ward, J.O.Newton

An Isomer of Spin 25/2⁺ in ¹⁸³Re

NUCLEAR STRUCTURE ¹⁸³Re; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0031-9163(66)91046-8
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