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NSR database version of April 27, 2024.

Search: Author = J.D.Morrison

Found 9 matches.

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1993RI05      Z.Phys. A345, 121 (1993)

M.A.Riley, J.Simpson, M.A.Bentley, P.Fallon, P.D.Forsyth, J.C.Lisle, J.D.Morrison, E.S.Paul, J.F.Sharpey-Schafer, P.M.Walker

Yrast Band Spectroscopy of ¹⁵⁵Gd and ¹⁵⁷Dy

NUCLEAR REACTIONS ¹⁵⁰Nd(⁹Be, 4n), E=55 MeV; ¹²⁴Sn(³⁶S, 3n), E=155, 160 MeV; measured γγ-coin spectra. ¹⁵⁵Gd, ¹⁵⁷Dy deduced levels, J, π, band structure.

doi: 10.1007/BF01290347
Citations: PlumX Metrics

1991BE12      J.Phys.(London) G17, 481 (1991)

M.A.Bentley, A.Alderson, G.C.Ball, H.W.Cranmer-Gordon, P.Fallon, B.Fant, P.D.Forsyth, B.Herskind, D.Howe, C.A.Kalfas, A.R.Mokhtar, J.D.Morrison, A.H.Nelson, B.M.Nyako, K.Schiffer, J.F.Sharpey-Schafer, J.Simpson, G.Sletten, P.J.Twin

Gamma-Ray Spectroscopy of Superdeformed States in the Nucleus ¹⁵²Dy

NUCLEAR REACTIONS ¹⁰⁸Pd(⁴⁸Ca, 4n), E=205 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ), DSA. ¹⁵²Dy deduced levels, J, π, superdeformed band, intrinsic T_1/2, quadrupole moment. Microscopic structure, Nilsson, Woods-Saxon models comparison, Monte Carlo simulations.

doi: 10.1088/0954-3899/17/4/009
Citations: PlumX Metrics

1989MO20      J.Phys.(London) G15, 1871 (1989)

J.D.Morrison, J.Simpson, M.A.Riley, H.W.Cranmer-Gordon, P.D.Forsyth, D.Howe, J.F.Sharpey-Schafer

Rotational Band Structure in ¹⁵⁴Gd

NUCLEAR REACTIONS ¹⁵⁰Nd(⁹Be, 5n), E=55 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ). ¹⁵⁴Gd deduced levels, J, π, decay features. Enriched targets, Ge(Li)-NaI(Tl) and Ge-NaI(Tl) escape-suppressed spectrometers. Cranked shell model calculations, systematic comparisons of N=90 isotones.

doi: 10.1088/0954-3899/15/12/012
Citations: PlumX Metrics

1988CH27      Nucl.Phys. A485, 136 (1988)

P.Chowdhury, B.Fabricius, C.Christensen, F.Azgui, S.Bjornholm, J.Borggreen, A.Holm, J.Pedersen, G.Sletten, M.A.Bentley, D.Howe, A.R.Mokhtar, J.D.Morrison, J.F.Sharpey-Schafer, P.M.Walker, R.M.Lieder

Decay of High-Spin Isomers in Os Nuclei by Barrier Penetration

NUCLEAR REACTIONS ¹⁵⁰Nd(³⁶S, 4n), E=160 MeV; ¹⁷⁰Er(¹⁸O, 4n), E=85 MeV; measured E(γ), I(ce), I(γ), γγ-coin, I(γ)(θ). ^182,184Os deduced levels, J, π, K, g(K), configurations, T_1/2. Ge-multi-array, Compton shields, pulsed beam, recoil technique.

doi: 10.1016/0375-9474(88)90526-X
Citations: PlumX Metrics

1988MO22      Europhys.Lett. 6, 493 (1988)

J.D.Morrison, J.F.Sharpey-Schafer, M.A.Bentley, H.W.Cranmer-Gordon, P.Fallon, P.D.Forsyth, D.Howe, A.R.Mokhtar, M.A.Riley, J.Simpson

Unpaired Collective Band Crossings in ¹⁵⁶Dy between Spins 35^- and 53^-

NUCLEAR REACTIONS ¹²⁴Sn(³⁶S, 4n), E=160 MeV; measured γγ-coin. ¹⁵⁶Dy deduced levels, J, π.

doi: 10.1209/0295-5075/6/6/004
Citations: PlumX Metrics

1988YU05      Nucl.Phys. A489, 477 (1988)

C.-H.Yu, M.A.Riley, J.D.Garrett, G.B.Hagemann, J.Simpson, P.D.Forsyth, A.R.Mokhtar, J.D.Morrison, B.M.Nyako, J.F.Sharpey-Schafer, R.Wyss

Proton Band Crossings and Electromagnetic Transition Probabilities in ¹⁶¹Lu

NUCLEAR REACTIONS ¹²⁰Sn(⁴⁵Sc, 4n), E=205 MeV; measured E(γ), I(γ), σ(E(γ), θ), γγ-coin, γ-multiplicity, total cascade energy. ¹⁶¹Lu deduced levels, J, π, γ-branching, B(M1)/B(E2) ratios, experimental routhians, aligned angular momentum. Enriched targets, Ge detectors, array of anti-Compton spectrometers, 4(π) bismuth germanate ball.

doi: 10.1016/0375-9474(88)90008-5
Citations: PlumX Metrics

1987BE41      Phys.Rev.Lett. 59, 2141 (1987)

M.A.Bentley, G.C.Ball, H.W.Cranmer-Gordon, P.D.Forsyth, D.Howe, A.R.Mokhtar, J.D.Morrison, J.F.Sharpey-Schafer, P.J.Twin, B.Fant, C.A.Kalfas, A.H.Nelson, J.Simpson, G.Sletten

Intrinsic Quadrupole Moment of the Superdeformed Band in ¹⁵²Dy

NUCLEAR REACTIONS ¹⁰⁸Pd(⁴⁸Ca, 4n), E=205 MeV; measured Eγ, Iγ, DSA. ¹⁵²Dy deduced levels, J, effective T_1/2, band characteristics, superdeformed quadrupole moment, moment of inertia.

doi: 10.1103/PhysRevLett.59.2141
Citations: PlumX Metrics

1987SI16      J.Phys.(London) G13, L235 (1987)

J.Simpson, M.A.Riley, A.N.James, A.R.Mokhtar, H.W.Cranmer-Gordon, P.D.Forsyth, A.J.Kirwan, D.Howe, J.D.Morrison, J.F.Sharpey-Schafer

Spin 50(h-bar) in ¹⁶⁰Er and the Boundary between Collective and Non-Collective Rotation in the Light Er Isotopes

NUCLEAR REACTIONS ¹¹⁶Cd(⁴⁸Ca, 4n), E=210 MeV; measured γγ-coin. ¹⁶⁰Er deduced levels, J, π, band structure, γ-branching.

doi: 10.1088/0305-4616/13/10/003
Citations: PlumX Metrics

1986TW01      Phys.Rev.Lett. 57, 811 (1986)

P.J.Twin, B.M.Nyako, A.H.Nelson, J.Simpson, M.A.Bentley, H.W.Cranmer-Gordon, P.D.Forsyth, D.Howe, A.R.Mokhtar, J.D.Morrison, J.F.Sharpey-Schafer, G.Sletten

Observation of Discrete-Line Superdeformed Band up to 60(h-bar) in ¹⁵²Dy

NUCLEAR REACTIONS ¹⁰⁸Pd(⁴⁸Ca, 4n), E=205 MeV; measured Eγ, Iγ, γγ-energy correlation, γγ-coin. ¹⁵²Dy deduced levels, J, π, γ-branching, yrast sequence, band structure, deformation, superdeformation characteristics.

doi: 10.1103/PhysRevLett.57.811
Citations: PlumX Metrics