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NSR database version of April 29, 2024.

Search: Author = P.J.Bishop

Found 21 matches.

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1993PA07      J.Phys.(London) G19, 861 (1993)

E.S.Paul, S.Davis, P.Vaska, P.J.Bishop, S.A.Forbes, D.B.Fossan, Y.-J.He, J.R.Hughes, I.Jenkins, Y.Liang, R.Ma, M.S.Metcalfe, S.M.Mullins, P.J.Nolan, R.J.Poynter, P.H.Regan, R.Wadsworth, N.Xu

Prolate and Oblate Rotational Bands in ¹³⁶Sm

NUCLEAR REACTIONS ⁹²Mo(⁵⁰Cr, 2pα), E=220 MeV; measured γγ-coin, γγ(θ), Iγ ratios. ¹³⁶Sm deduced levels, J, π, rotational bands. Other data input.

NUCLEAR STRUCTURE ^134,136,138Sm; calculated total Routhian surface, alignments, dynamic moments of inertia. Cranked Woods-Saxon model.

doi: 10.1088/0954-3899/19/6/007
Citations: PlumX Metrics

1992DE28      Nucl.Phys. A545, 822 (1992)

A.Dewald, P.Sala, R.Wrzal, G.Bohm, D.Lieberz, G.Siems, R.Wirowski, K.O.Zell, A.Gelberg, P.von Brentano, P.Nolan, A.J.Kirwan, P.J.Bishop, R.Julin, A.Lampinen, J.Hattula

Electromagnetic Transition Probabilities in ¹³⁰Ce

NUCLEAR REACTIONS ⁹⁸Mo(³⁶S, 4n), E=150 MeV; measured γγ-coin, recoil distance Doppler shift measurement. ¹³⁰Ce levels deduced T_1/2, B(λ). Triaxial rotor model comparison.

doi: 10.1016/0375-9474(92)90531-N
Citations: PlumX Metrics

1991WA09      Nucl.Phys. A526, 188 (1991)

R.Wadsworth, S.M.Mullins, P.J.Bishop, A.Kirwan, M.J.Godfrey, P.J.Nolan, P.H.Regan

Rotational Bands in the Doubly Odd N = 73 Nucleus ¹³⁴Pm

NUCLEAR REACTIONS ⁹²Mo(⁴⁶Ti, n3p), E=210 MeV; ⁶⁴Zn(⁷⁴Se, n3p), E=290 MeV; measured γγ-coin, γ-multiplicity, Iγ(θ). ¹³⁴Pm deduced levels J, π, quadrupole moment. Comparison with cranked shell model, total routhian surfaces calculations. Enriched targets, Ge detectors, BGO suppression shields, recoil mass seperator.

doi: 10.1016/0375-9474(91)90305-P
Citations: PlumX Metrics

1989JE03      Z.Phys. A333, 405 (1989)

I.Jenkins, P.J.Nolan, A.J.Kirwan, M.J.Godfrey, P.J.Bishop, D.J.Thornley, K.L.Ying, R.Wadsworth

Band Structures in ¹³⁴Nd

NUCLEAR REACTIONS ¹⁰⁴Ru(³⁶S, 6n), E=155 MeV; measured γγ-coin. ¹³⁴Nd deduced levels, J, π, band structure.

1989KI01      J.Phys.(London) G15, 85 (1989)

A.J.Kirwan, P.J.Bishop, D.J.G.Love, P.J.Nolan, D.J.Thornley, A.Dewald, A.Gelberg, K.Schiffer, K.O.Zell

Lifetime Measurements in the Yrast Band of ¹³²Ce

NUCLEAR REACTIONS ¹⁰⁰Mo(³⁶S, 4n), E=145 MeV; measured Eγ, Iγ, RDM. ¹³²Ce deduced levels, J, π, T_1/2, B(E2). Ge detectors, BGO escape suppression shields, BGO multiplicity filter, enriched target. Model comparison.

doi: 10.1088/0954-3899/15/1/009
Citations: PlumX Metrics

1989SC06      J.Phys.(London) G15, L85 (1989)

K.Schiffer, S.Harissopulos, A.Dewald, A.Gelberg, K.O.Zell, P.von Brentano, P.J.Nolan, A.Kirwan, D.J.G.Love, D.J.Thornley, P.J.Bishop

Lifetime Measurements in ¹²⁶Ba

NUCLEAR REACTIONS ¹⁰⁰Mo(³⁰Si, 4n), E=130 MeV; measured Eγ, Iγ, DSA. ¹²⁶Ba deduced levels, J, π, T_1/2, B(E2) ratios.

doi: 10.1088/0954-3899/15/5/005
Citations: PlumX Metrics

1989WA08      J.Phys.(London) G15, L47 (1989)

R.Wadsworth, S.M.Mullins, J.R.Hughes, P.J.Nolan, A.Kirwan, P.J.Bishop, I.Jenkins, M.J.Godfrey, D.J.Thornley

Anomalous Crossing Frequencies in the Sidebands of ^132,134Nd

NUCLEAR REACTIONS ¹⁰⁴Pd(³²S, 2n2p), E=152 MeV; ¹⁰⁴Ru(³⁴S, 4n), E=150 MeV; measured γγ-, (recoil)γ-coin, I(γ). ^134,132Nd deduced levels, J, π. Ge detectors, BGO escape suppression shields, BGO crystal ball, enriched target. Cranked shell model calculations.

doi: 10.1088/0954-3899/15/4/001
Citations: PlumX Metrics

1988BI03      J.Phys.(London) G14, 995 (1988)

P.J.Bishop, M.J.Godfrey, A.J.Kirwan, P.J.Nolan, D.J.Thornley, J.M.O'Donnell, R.Wadsworth, D.J.G.Love, L.Goettig

Low-Lying States in ^138,140Gd and ¹³⁹Eu

NUCLEAR REACTIONS ⁹²Mo(⁵⁰Cr, 2n2p), (⁵⁰Cr, 3p), E=230 MeV; ⁹²Mo(⁵⁴Fe, 2pα), E=260 MeV; measured E(γ), I(γ), γγ-coin, RDM. ¹³⁸Gd, ¹³⁹Eu deduced levels, T_1/2, B(E2), deformation. ¹⁴⁰Gd deduced levels. Ge detectors, BGO detectors, BGO escape suppression shield, BGO multiplicity filter, enriched targets.

doi: 10.1088/0305-4616/14/7/016
Citations: PlumX Metrics

1988LU01      Z.Phys. A329, 125 (1988)

Y.-X.Luo, J.-Q.Zhong, D.J.G.Love, A.Kirwan, P.J.Bishop, M.J.Godfrey, I.Jenkins, P.J.Nolan, S.M.Mullins, R.Wadsworth

A Superdeformed Band in ¹³¹Ce

NUCLEAR REACTIONS ¹⁰⁰Mo(³⁶S, 5n), ⁹⁸Mo(³⁶S, 3n), E=155 MeV; measured Eγ, Iγ, γγ-coin. ¹³¹Ce deduced levels, rotational band, superdeformed band, moment of inertia.

1988MU22      J.Phys.(London) G14, 1373 (1988)

S.M.Mullins, M.D.Cohler, A.Ghazarian, J.R.Hughes, R.Wadsworth, D.L.Watson, P.J.Bishop, A.J.Kirwan, P.J.Nolan, R.J.Poynter, D.J.G.Love, J.Heese

Collective Bands and Lifetime Measurements in ¹³⁷Pm

NUCLEAR REACTIONS ¹²²Te(¹⁹F, 4n), E=83 MeV; ¹⁰⁸Pd(³²S, 2np), E=152 MeV; measured Eγ, Iγ, γγ-coin, recoil distance. ¹³⁷Pm deduced levels J, π, T_1/2, deformation parameter, B(E2). Ge detectors, BGO escape suppression shields, BGO multiplicity filter, enriched targets. Cranked shell model.

NUCLEAR STRUCTURE ¹³⁷Pm; calculated levels, deformation parameter. Cranked shell model.

doi: 10.1088/0305-4616/14/11/009
Citations: PlumX Metrics

1988WA01      J.Phys.(London) G14, 239 (1988)

R.Wadsworth, J.M.O'Donnell, D.L.Watson, P.J.Nolan, A.Kirwan, P.J.Bishop, M.J.Godfrey, D.J.Thornley, D.J.G.Love

Investigation of the Band Structure of ^132,134Nd and ¹³⁵Pm at Medium Spin

NUCLEAR REACTIONS ⁹²Mo(⁴⁶Ti, 2pα), (⁴⁶Ti, 4p), (⁴⁶Ti, 3p), E=210 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ). ^132,134Nd, ¹³⁵Pm deduced levels, J, π, band characteristics, γ-multipolarity. Model calculations.

NUCLEAR STRUCTURE ^132,134Nd, ¹³⁵Pm; calculated levels, band characteristics.

doi: 10.1088/0305-4616/14/2/016
Citations: PlumX Metrics

1987BI11      Fizika(Zagreb) 19, Supplement 1, 29 (1987)

P.J.Bishop, A.N.James, A.J.Kirwan, P.J.Nolan, D.J.Thornley, K.L.Ying, R.Wadsworth, S.Mullins, D.J.G.Love

A Study of Nuclei in the Mass 137 Region of the Light Rare Earths

NUCLEAR REACTIONS ⁶⁶Zn(⁷⁴Se, X), E=290 MeV; measured γ-spectra. ¹³⁶Pm, ¹³⁸Eu deduced transitions. ¹³⁷Eu, ¹³⁷Sm deduced levels, J, π, γ-branching, band characteristics.

1987GO26      J.Phys.(London) G13, 1165 (1987)

M.J.Godfrey, P.J.Bishop, A.Kirwan, P.J.Nolan, D.J.Thornley, D.J.Unwin, D.J.G.Love, A.H.Nelson

Energy Levels in ¹³¹Pr

NUCLEAR REACTIONS ⁹⁸Mo(³⁷Cl, 4n), E=145 MeV; measured Eγ, Iγ, γγ-coin. ¹³¹Pr deduced levels, J, π, yrast band characteristics, γ branching ratios. Ge, bismuth germanate detectors. Cranked shell model.

doi: 10.1088/0305-4616/13/9/016
Citations: PlumX Metrics

1987KI02      Phys.Rev.Lett. 58, 467 (1987)

A.J.Kirwan, G.C.Ball, P.J.Bishop, M.J.Godfrey, P.J.Nolan, D.J.Thornley, D.J.G.Love, A.H.Nelson

Mean-Lifetime Measurements within the Superdeformed Second Minimum in ¹³²Ce

NUCLEAR REACTIONS ¹⁰⁰Mo(³⁶S, 4n), E=150 MeV; measured Eγ, Iγ, DSA. ¹³²Ce deduced levels, J, π, rotational band structure, T_1/2, deformation, superdeformation. Bismuth germanate detectors.

RADIOACTIVITY ¹³²Ce(EC) [from ¹⁰⁰Mo(³⁶S, 4n), E=150 MeV]; measured Eγ, Iγ, DSA. ¹³²Ce deduced levels, J, π, rotational band structure, T_1/2, deformation, superdeformation. Bismuth germanate detectors.

doi: 10.1103/PhysRevLett.58.467
Citations: PlumX Metrics

1987MU12      J.Phys.(London) G13, L201 (1987)

S.M.Mullins, R.Wadsworth, J.M.O'Donnell, P.J.Nolan, A.J.Kirwan, P.J.Bishop, M.J.Godfrey, D.J.G.Love

First Observation of the i_13/2 Neutron Orbital in the A = 130 Region: Spectroscopy of ¹³⁵Sm

NUCLEAR REACTIONS ⁹²Mo(⁴⁶Ti, n2p), E=210 MeV; ⁶⁴Zn(⁷⁴Se, n2p), E=290 MeV; measured Eγ, Iγ, γγ-, γ(recoil nucleus)-coin, γγ(θ). ¹³⁵Sm deduced levels, J, π, γ-branching, configuration, band structure. Ge detectors, bismuth germanate suppression shields, recoil separator, enriched targets. Cranked shell model.

doi: 10.1088/0305-4616/13/9/006
Citations: PlumX Metrics

1987NO07      J.Phys.(London) G13, 1555 (1987)

P.J.Nolan, R.Aryaeinejad, P.J.Bishop, M.J.Godfrey, A.Kirwan, D.J.G.Love, A.H.Nelson, D.J.Thornley, D.J.Unwin

Signature Splitting in ¹²⁸La and ¹³⁰La

NUCLEAR REACTIONS ¹¹⁵In(¹⁶O, 3n), (¹⁸O, 3n), E=65-80 MeV; measured Eγ, Iγ, Iγ(θ), σ(Eγ, E). ⁹⁸Mo(³⁷Cl, 3nα), E=145 MeV; ⁹⁸Mo(³⁶S, 3np), E=150 MeV; measured γγ-coin. ¹³⁰La deduced levels, γ-multipolarity, γ-branching ratio, B(λ) ratio. ¹²⁸La deduced levels, γ-branching ratio, B(λ) ratios, γ-multipolarity, δ. Enriched targets, Ge detectors, NaI(Tl) suppression shields, BGO sum energy-multiplicity filter.

doi: 10.1088/0305-4616/13/12/013
Citations: PlumX Metrics

1987WA02      J.Phys.(London) G13, 205 (1987)

R.Wadsworth, J.M.O'Donnell, D.L.Watson, P.J.Nolan, P.J.Bishop, D.J.Thornley, A.Kirwan, D.J.G.Love

Lifetimes of Low-Lying Levels in Light Rare Earth Nuclei around A = 135

NUCLEAR REACTIONS ⁴⁶Ti, ⁵⁰Cr(⁹²Mo, X)¹³²Nd/¹³⁴Nd/¹³³Pm/¹³⁵Pm/¹³⁴Sm/¹³⁶Sm, E=210, 230 MeV; measured Eγ, Iγ, nγ-coin, residual nucleus recoil distances. ^132,134Nd, ^133,135Pm, ^134,136Sm deduced T_1/2, B(E2), deformations. Enriched targets. Model comparison.

doi: 10.1088/0305-4616/13/2/009
Citations: PlumX Metrics

1987WA18      J.Phys.(London) G13, L207 (1987)

R.Wadsworth, A.Kirwan, D.J.G.Love, Y.-X.Luo, J.-Q.Zhong, P.J.Nolan, P.J.Bishop, M.J.Godfrey, R.Hughes, A.N.James, I.Jenkins, S.M.Mullins, J.Simpson, D.J.Thornley, K.L.Ying

The New Spectroscopy of Superdeformed States: Systematics in the light rare earths and unexpected feeding patterns

NUCLEAR REACTIONS ¹⁰⁴Pd(³²S, 2n2p), (³²S, n2p), E=152 MeV; ¹⁰⁴Ru(³⁴S, 4n), (³⁴S, 3n), E=155 MeV; ¹⁰⁴Ru(³⁶S, 4n), (³⁶S, 3n), E=150 MeV; ¹⁰⁴Ru(³⁴S, 4np), E=162 MeV; ¹⁰⁶Pd(³⁴S, 4np), (³⁴S, 4n), E=152 MeV; ¹⁰⁰Mo(³⁶S, 4n), E=150 MeV; measured Eγ, Iγ, γγ-coin. ¹³²Ce, ^{133,134,135,137}Nd deduced transitions, feeding level J, π, dynamical moments of inertia, superdeformed bands.

doi: 10.1088/0305-4616/13/9/007
Citations: PlumX Metrics

1986LO09      Phys.Rev.Lett. 57, 551 (1986)

D.J.G.Love, P.J.Bishop, A.Kirwan, P.J.Nolan, D.J.Thornley, A.H.Nelson, P.J.Twin

Entrance- and Exit-Channel Effects and the Suppression of Neutron Emission from ⁶⁴Ni + ⁹²Zr → ¹⁵⁶Er

NUCLEAR REACTIONS ⁹²Zr(⁶⁴Ni, xn), E=236 MeV; measured Eγ, Iγ for x=1, 2, 3; deduced entrance, exit channel effects. ¹⁵⁶Er deduced neutron emission characteristics.

doi: 10.1103/PhysRevLett.57.551
Citations: PlumX Metrics

1986YI01      J.Phys.(London) G12, L211 (1986)

K.L.Ying, P.J.Bishop, A.N.James, A.J.Kirwan, D.J.G.Love, T.P.Morrison, P.J.Nolan, D.C.B.Watson, K.A.Connell, A.H.Nelson, J.Simpson

Experimental Investigation of the Structure of ¹²⁴Ce

NUCLEAR STRUCTURE ^{124,126,128,130,138}Ce; calculated deformation, potential energy surfaces.

NUCLEAR REACTIONS ⁵⁴Fe(⁷⁴Se, 2n2p), E=300 MeV; measured Eγ, Iγ, γγ-, γ(residue)-coin. ¹²⁴Ce deduced transitions, possible level J, π, deformation.

doi: 10.1088/0305-4616/12/9/004
Citations: PlumX Metrics

1985LI13      Phys.Rev.Lett. 55, 810 (1985)

C.J.Lister, B.J.Varley, R.Moscrop, W.Gelletly, P.J.Nolan, D.J.G.Love, P.J.Bishop, A.Kirwan, D.J.Thornley, L.Ying, R.Wadsworth, J.M.O'Donnell, H.G.Price, A.H.Nelson

Deformation of very Light Rare-Earth Nuclei

NUCLEAR REACTIONS ⁹²Mo(⁴⁰Ca, 2n2p), (⁴⁰Ca, 2pα), E=147-200 MeV; ⁹⁶Mo(⁴⁰Ca, 2n2p), E=175 MeV; ⁹⁶Ru(⁴⁰Ca, 4p), (⁴⁰Ca, 2pα), E=150-200 MeV; ⁹²Mo(⁴⁶Ti, 2n2p), (⁴⁶Ti, 2pα), E=205, 210 MeV; ⁹²Mo(⁵⁰Cr, 2n2p), (⁵⁰Cr, 2pα), (⁵⁰Cr, 4p), E=220, 230 MeV; ⁹⁴Mo(⁵⁰Cr, 2n2p), E=230 MeV; measured (particle)(particle)-, γγ-, (particle)γγ-coin. ^134,136Sm, ^138,140Gd, ^128,130,132Nd, ¹²⁶Ce deduced levels, J, π, transition energies, deformation systematics, band structure.

doi: 10.1103/PhysRevLett.55.810
Citations: PlumX Metrics